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China manufacturer 220HP 160 Kw Two Stage Compression Frequency Conversion Inveter Rotary Screw Air Compressor air compressor price

Product Description

220HP 160 Kw Two Stage Compression Frequency Conversion Inveter Rotary Screw Air Compressor
 

1. Company introduces & advtanges of ZheJiang Great Air Compressor Manufacturing :
 

ZheJiang Great Air compressor Co., ltd, is 1 leading manufacture and exporter of air compressor in ZheJiang , China, Founded 1957 years, coving an area of 200000 square meters. Now exporting to more than 120 countries. Has established a huge sales and service network at home and abroad.

GREAT’ s main products range as blow:
-oil-injected rotary screw air compressor(fixed speed, variable speed; medium & low pressure)
-portable rotary screw air compressor(diesel powered, electric motor powered)
– low pressure screw air compressor
– outdoor screw air compressor 
– oil free screw blower(variable speed)
-oil free air compressor( scroll type, dry type, water lubricated type)
-air treatment equipment( air dryer, air tanker, filers etc.)

All of our machines are designed for high realiable performance, easy maintenance, and maximum energy efficiency. 

 

Our company advantages  1. Over 60 years China professsinal manufacture for air compressor ,An ISO9000 company
 

2.European standard,China made &factory directly supply 

3. Superior porformance &high efficiency with reasonable price 

4.Low power consumptions for more output

5.Trouble free & cost saving

6.Timely pre-sale and after-sale service 

7.Easy operatation &maintenance  
 

2. Products introductions &advantages for  2 stage compression  screw air compressor :

 

Our products features 1.Approved by ISO9001/ SGS,/CE etc..

2.Adopt the most advanced technology and world famous brand of twin screw main machine designing and  manufacturing, no leakage, ensure high air discharge and low energy consumption.

3.  Adopt high quality electric motor with CHINAMFG bearing, IP54, convenient maintenance and long use life.

4. Adopt world famous brand of air intake filter, oil filter, air and oil separator, realize high filtration accuracy, compressed air oil content under 3ppm, reach to international advanced standard level. 

5. Equip with the most advanced air control system. Adopt air intake valve, intelligent control system and pressure sensor combined control method, can operate by ON and OFF 2 point, stepless air capacity control system, time-delay stop and automatically start device 3 air capacity control methods, can meet different clients demand.

6.Intelligent microcomputer control system, Chinese and English language operation interface, malfunction display, alarm and machine stop automatically.

7.Adopt high quality and world famous brand of main components, like UK APD oil filter, America AMOT temperature controlling valve, SCHNEIDER electric parts and etc., high efficiency, reliable and long use life.
8. Equip with after air compression cooler combination with the air and water separator, compact structure and save space, avoid leakage and improve the air and water separating efficiency mostly.

Feature  for 2 stage compression screw air compressor :

The state clearly classifies energy efficiency levels limit value. The 2 class  energy efficiency products can save 10%~15% of the power than 3 class energy efficiency products.and the 1 class energy efficiency products  can save 10%~15% of the power than 2 class energy efficiency products. energy-saving effect is remarkable .

Energy -saving principle :

  1. Curve 12 ‘3’ is an isothermal compression process, it form the area of 613 ‘4 with Y-axis which is the indicated work of isothermal compression
  2. Curve 123” is the 1 stage compression process, it form  the area 613 ”4 with Y-axis which is the indicator work of the 1 stage compression.
  3. Curve 12, 22 ‘and 2′ 3 are the 2 stage compression process, and the sum of the area 6125 and the area 52 ’34 (6122’ 34) with Y-axis which is the indicator work of the 2 stage compression.
  4. It can be seen from the diagram that the isothermal compression process 613 ‘4 area (indicating work) is the smallest, but it is impossible to achieve isothermal compression in the air compressors’ actual compression.

The 1 stage compression has the bigger area of power 13 ‘3 than isothermal compression, while the 2 stage compression saves 22″ 33 “area of power.

Features description:

  1. Oil injected screw air compressor can achieve the usual power system exhaust pressure by only Single stage compression. But from the view of energy consumption point, the use of 2 stage of compression can effectively reduce energy consumption.
  2. So, ZheJiang Great air compressor co., LTD. has introduced 2 stage compression of energy efficiency screw air compressor. The 2 stage compressed-jet screw air compressor has more capacity of 12% to 18% than the CHINAMFG compressed injection screw  air compressor with the equivalent power. In other words, with the same amount of compressed air, the 2 stage compression can save an average of 15% of power compared with 1 stage compression
  3. 2 stage compression of oil injected screw machine has the unique design of the air end, it will combined the1 stage compression rotor and 2 stage compression rotor within a chassis, make each rotor can get optimal linear velocity by the gear directly rotating respectively, so the compression efficiency is higher. 

2 stage compression air compressor, take the built-in spray curtain of cooling, cooling effect is good, greatly reduces the temperature of compressed air, realize the nearly isothermal compression, and can reduce the pressure loss of between 1 class ~ 2 class, lower compression ratio and improve the compression efficiency

 

  1. After 1 stage compression, coolant through multiple jet hole on the body, form the mist jet shade, to cool the hot 1 stage compressed air, greatly reduces the compressed air temperature before entering the 2 stage compression, which is near to isothermal compression process, save the energy compression effect.
  2. Even without inter-stage cooling, 2 stage compression is more efficient than CHINAMFG compression. This is because the volume of air becomes smaller after the 1 stage compression, so the 2nd stage compression can use a smaller diameter of the rotor, and the leakage rate of the unit volume is small.
  3. Reduce internal leakage: use 2 stage compression, reduce the compression ratio of each compression, reduce the leakage from the high pressure side to the low pressure side per class, and improve the volume efficiency.
  4. Noise reduction: the compression ratio of each compression is reduced by taking 2 stage compression, which greatly reduces the noise, especially the unloading noise
  5. 2 stage compression unit, except for screw air end, the other system and structure arrangement of the unit is basically the same as the CHINAMFG compression, which is convenient for the maintenance and usage to the user.
  6. For users  who need  large air consumption and continuously use, should take priority to use of a 2 stage compressed  1 class energy efficiency air compressor

TKL- Series of 1 class energy efficiency air compressor with 2 class,3 class energy efficiency comparation:

  TKL 2 class energy efficiency  3 class energy efficiency
Model TKL-200-41/8-II USD-250-8 ML-250
Cooling method  Air cooling  Air cooling  Air cooling 
Measured exhaust pressure 7bar 7bar 7bar
Nominal power  200kw 250kw 250kw
Measured input power 225.1kw 256.4kw 297.32kw
Measured exhaust capacity 41.4m³/min 41.9m³/min 42.283m³/min
Measured ratio 5.45kw(m³/min) 6.12 kw(m³/min) 7.037 kw(m³/min)
According to the national GB19153-2009 energy efficiency rating 1 class(1 class<=5.5; 2 class<=6.2;3 class<=7.1) 2 class(1 class<=5.5; 2 class<=6.2;3 class<=7.1)  3 class(1 class<=5.5; 2 class<=6.2;3 class<=7.1)
  1. Compared with the 2 class energy efficiency air compressor unit, the electricity saving cost is: Energy saving per hour(6.12-5.45)*41.4=27.738KWH  saving for 8000 hours $27.738*8000*$0.12=$26629
  2. Compared with the 3 class energy efficiency air compressor unit, the electricity saving cost is: Energy savings per hour (7.037-5.45)*4.14=65.7018KWH saving for 8000 hours $65.7018 *8000*$0.12=$63074

 

 

Product features:
“GREAT” special project screw air compressor is designed for field operation, which can operate smoothly under the harsh conditions in the wild and ensure the smooth operation of the project. Well adapt to ore docks loading and unloading, steel, electric power, coal mining enterprises, railway, bridge construction, tunnel excavation, ship manufacturing, mining and other field operation and bad environment, with a waterproof, moisture proof, dustproof design, and to consider using in more dust environment, the low temperature environment, vibration environment, especially suitable for air compressor working site space constraints which can’t install gas storage environment

Feature description: 

  1. 1. Easy to operate, only press the “start ” switch;
  2. 2. Equipped with the function of remote control to the air compressor, the remote warning contacting  can provide the warning indication of remote fault.
  3. 3. The models for outdoor with IP55 standard electrical box, absolutely ensure that the dust does not affect the internal components of the electrical box, unique design of inlet air hole which can natural cool to  the electrical box to ensure electrical life;
  4. 4. Specially designed heavy-duty air intake filter designed for dustproof working conditions to ensure that the air compressor host is free of wear and tear;
  5. 5. The contactor and thermal relay are selected for the schneider famous brand
  6. 6. The overall air intake dust proof and filtering treatment of the box body, insulate the environment dust, avoid the pollution of the internal parts of the air compressor, protect the motor and valve parts, and extend the use life of the intake filter. The special material filter plate , oil and water resistant and high temperature resistant, can be used again and again to reduce the use cost;
  7. 7. If the unit has to be installed in the vibration environment, there are anti-vibration units for user selection;
  8. 8. In order to solve the problem of oil supply problem when the air compressor is started at low temperature, there are low-temperature units for user selection;
  9. 9. Special design of the air compressor can be 0 ~ 100% capacity regulating function, according to the variation of gas consumption automatic voltage stabilizing operation, especially suitable for no tank use, no need consider to start the problem and the frequently load and unload problems

3.Technical Parameters for  GREAT 2 stage compression fixed speed screw air compressor:

Model   Working pressure (Bar) Flow Air Capacity  (m3/min) Power (Kw) Noise (dBa) Dimensions (mm) Outlet pipe size Weight (Kg)
TKL-45F-II 8 9.5 45 68 1800*1500*1510 DN50 2400
10 8.8
13 8.1
TKL-55F-II 8 11.5 55 68 1800*1500*1510 DN50 2430
10 10.9
13 10.5
TKL-75F-II 8 16.1 75 68 2470*1700*2571 DN65 2700
10 14.5
13 12.5
TKL-90F-II 8 19.8 90 68 2470*1700*2571 DN65 2800
10 16.5
13 13.5
TKL-110F-II 8 24.0 110 68 2660*1700*2571 DN65 2850
10 19.8
13 17.2
TKL-132F-II 8 28.3 132 70 2660*1700*2571 DN65 4150
10 23.2
13 19.2
TKL-160F-II 8 33.3 160 72 3460*2040*2200 DN80 5100
10 28.4
13 23.6
TKL-185F-II 8 38.5 185 72 3460*2040*2200 DN80 5200
10 33.3
13 28.4
TKL-200F-II 8 41.3 200 75 3460*2040*2200 DN80 5250
10 38.5
13 33.5
TKL-220F-II 8 45.5 220 75 3720*2220*2200 DN100 6100
10 40.8
13 37.6
TKL-250F-II 8 54.7 250 75 3720*2220*2200 DN100 6200

 

4.Application :

6.Certification :

7. Pakcing& shipping :

8. FAQ : 
Q1: Are you factory or trade company?  
A1: We are factory.
Q2: Warranty terms of your machine? 
A2: One year warranty for the machine and technical support according to your needs.
Q3: Will you provide some spare parts of the machines? 
A3: Yes, of course.
Q4: How long will you take to arrange production? 
A4: 380V 50HZ we can delivery the goods within 20 days. Other electricity or other color we will delivery within 30 days.
Q5: Can you accept OEM orders? 
A5: Yes, with professional design team, OEM orders are highly welcome!

9. Contact :

 

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Lubrication Style: Lubricated
Cooling System: Air Cooling
Power Source: AC Power
Cylinder Position: Vertical
Structure Type: Closed Type
Installation Type: Stationary Type
Customization:
Available

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air compressor

What Is the Lifespan of a Typical Screw Compressor?

The lifespan of a typical screw compressor can vary depending on several factors, including the quality of the equipment, maintenance practices, operating conditions, and usage patterns. Here’s a detailed explanation:

The lifespan of a screw compressor is typically measured in operating hours, which refers to the cumulative hours the compressor has been in operation. While it’s challenging to provide an exact lifespan, as it can vary significantly, screw compressors are generally designed to have a long service life, often ranging from 20,000 to 100,000 operating hours.

Several factors can influence the lifespan of a screw compressor:

  • 1. Quality of Construction: The quality of construction and materials used in the compressor’s manufacturing plays a crucial role in its lifespan. Compressors built with high-quality components and robust construction tend to have a longer service life compared to those with lower-quality materials.
  • 2. Maintenance Practices: Regular and proper maintenance is essential to extend the lifespan of a screw compressor. Following the manufacturer’s recommended maintenance schedule, including tasks such as oil changes, filter replacements, and inspection of critical components, helps ensure optimal performance and reliability. Neglecting maintenance can lead to premature wear and potential breakdowns.
  • 3. Operating Conditions: The operating conditions in which the compressor operates can impact its lifespan. Factors such as temperature, humidity, and the presence of contaminants in the ambient air can affect the compressor’s performance and longevity. Compressors operated in clean, well-ventilated environments with controlled temperature and humidity conditions tend to have longer lifespans.
  • 4. Load and Usage Patterns: The load and usage patterns of the compressor also influence its lifespan. Compressors operated at or near their maximum capacity for prolonged periods may experience higher wear and tear compared to those operated within their recommended operating range. Compressors subjected to frequent start-stop cycles or continuous operation may have different lifespans based on the stress placed on their components.
  • 5. Maintenance and Repairs: The response to maintenance and repair needs can impact the compressor’s lifespan. Timely addressing of maintenance issues and prompt repairs when faults or malfunctions occur can prevent further damage and help prolong the compressor’s lifespan.
  • 6. Manufacturer and Design: The reputation and expertise of the manufacturer play a role in determining the compressor’s lifespan. Established manufacturers with a track record of producing reliable and durable equipment often design their compressors to have longer lifespans. It’s advisable to choose compressors from reputable manufacturers known for their quality and reliability.

It’s important to note that while a screw compressor may have a designed lifespan, it doesn’t necessarily mean it will fail immediately after reaching that threshold. With proper maintenance and care, compressors can often exceed their expected lifespan. On the other hand, neglecting maintenance or subjecting the compressor to harsh operating conditions can shorten its lifespan.

Regular monitoring of the compressor’s performance, including parameters such as discharge temperature, vibration levels, and energy consumption, can help identify any potential issues and take corrective actions to maintain the compressor’s reliability and extend its lifespan.

In summary, the lifespan of a typical screw compressor can range from 20,000 to 100,000 operating hours, depending on factors such as the quality of construction, maintenance practices, operating conditions, usage patterns, and manufacturer reputation. Adhering to proper maintenance practices, operating the compressor within its recommended parameters, and choosing a reputable manufacturer can help ensure a longer lifespan for the screw compressor.

air compressor

Can Screw Compressors Be Used in Food Processing?

Yes, screw compressors can be used in food processing. Here’s a detailed explanation:

Screw compressors are widely employed in various industrial applications, including the food processing industry. They provide a reliable and efficient source of compressed air, which is used for a range of purposes in food processing facilities. Here are some key points to consider:

1. Packaging: Screw compressors are commonly used in food packaging processes. Compressed air is utilized for tasks such as operating pneumatic actuators, controlling packaging machinery, and inflating packaging materials, such as bags and containers.

2. Cleaning and Drying: Compressed air is essential for cleaning and drying applications in the food industry. Screw compressors supply the necessary air pressure for tasks such as blowing off debris, dust, or moisture from food products, packaging surfaces, and production equipment.

3. Pneumatic Conveying: Screw compressors play a crucial role in pneumatic conveying systems used for transporting food products, such as grains, powders, or granules. Compressed air is utilized to create the necessary airflow to move the food materials through pipes or tubes to different processing stages or storage areas.

4. Cooling and Freezing: In food processing, screw compressors are often employed in refrigeration and cooling systems. They provide compressed air for various cooling processes, such as air chilling, blast freezing, or cryogenic freezing, which help maintain the freshness and quality of perishable food products.

5. Air Control and Mixing: Compressed air is utilized for precise air control and mixing applications in food processing. It can be used to control the flow rate, pressure, and temperature of air in mixing processes, such as dough mixing or batter preparation.

6. Cleaning-In-Place (CIP) Systems: CIP systems are widely used in the food industry to clean and sanitize equipment and pipelines. Compressed air is often an integral part of these systems, assisting in the removal of residues and ensuring proper cleaning and hygiene practices.

When using screw compressors in food processing, it is important to consider specific requirements and regulations related to food safety and quality. Here are some key considerations:

a) Food-Grade Lubricants: Ensure that the screw compressor is compatible with food-grade lubricants. Lubricants used in the compressor should be safe for incidental contact with food products and compliant with applicable food safety regulations.

b) Air Purity: Depending on the application, the compressed air may need to meet specific air quality standards to prevent contamination of food products. Standards such as ISO 8573, which define air purity classes for different contaminants, can be referenced to determine the required level of air purity.

c) Maintenance and Cleaning: Implement proper maintenance and cleaning procedures for the screw compressor to prevent any potential contamination risks. Regular inspection, cleaning, and adherence to good manufacturing practices (GMP) are essential to ensure food safety and compliance.

d) Regulatory Compliance: Comply with relevant food safety regulations and guidelines, such as those established by the Food and Drug Administration (FDA) or local regulatory authorities. These regulations may cover various aspects, including equipment design, materials, cleanliness, and hygiene practices.

In summary, screw compressors can be used in food processing for tasks such as packaging, cleaning, pneumatic conveying, cooling, and mixing. However, it is important to consider food safety regulations, use food-grade lubricants, maintain air quality, and follow proper maintenance and cleaning procedures to ensure compliance and protect the integrity of food products.

air compressor

Can Screw Compressors Be Used in Industrial Applications?

Yes, screw compressors are widely used in industrial applications and are well-suited for various industrial processes. Here’s a detailed explanation:

1. Manufacturing and Assembly:

Screw compressors find extensive use in manufacturing and assembly processes. They provide a reliable source of compressed air for powering pneumatic tools, such as drills, impact wrenches, and spray guns. Compressed air is also used for operating pneumatic cylinders and valves, facilitating automation and control in industrial production lines.

2. Industrial Automation:

In industrial automation systems, screw compressors play a crucial role in providing compressed air for actuating control valves, operating robotic arms, and powering pneumatic actuators. The continuous and reliable supply of compressed air from screw compressors ensures the smooth operation of automated machinery and equipment.

3. HVAC Systems:

Screw compressors are commonly used in large-scale heating, ventilation, and air conditioning (HVAC) systems. They are employed in chillers, which cool water or air for air conditioning and refrigeration purposes. Screw compressors in HVAC systems offer high energy efficiency, making them cost-effective and environmentally friendly options for large commercial and industrial buildings.

4. Food and Beverage Industry:

The food and beverage industry relies on screw compressors for various applications. They are used for providing compressed air in food processing and packaging operations, such as pneumatic conveying, filling, labeling, and sealing. Screw compressors used in this industry are often of the oil-free type to ensure air purity and prevent contamination of food products.

5. Pharmaceuticals and Healthcare:

In the pharmaceutical and healthcare sectors, screw compressors are vital for critical applications. They provide clean and oil-free compressed air required for pharmaceutical manufacturing processes, including tablet coating, fermentation, lyophilization, and cleanroom operations. Screw compressors with strict air quality standards, such as oil-free and contaminant-free options, are commonly used in these industries.

6. Energy and Power Generation:

Screw compressors play a significant role in energy and power generation facilities. They are used for processes such as gas compression, pneumatic conveying of coal and biomass, and control air supply in power plants. Screw compressors in these applications are designed to handle high pressures and large volumes of gas.

7. Mining and Construction:

In mining and construction industries, screw compressors are employed for various tasks. They power pneumatic tools and equipment used in drilling, rock blasting, material handling, and construction activities. Screw compressors are valued for their reliability, continuous operation, and ability to withstand harsh operating conditions.

8. Oil and Gas Industry:

The oil and gas industry extensively uses screw compressors for gas compression and processing. Screw compressors are employed in natural gas pipelines, gas processing plants, and refineries. They handle the compression of gases, such as natural gas, hydrogen, and process gases, ensuring efficient transportation and refining operations.

These are just a few examples of the industrial applications where screw compressors are commonly used. Their high efficiency, continuous operation, compact design, and capacity flexibility make them well-suited for a wide range of industrial processes and systems.

China manufacturer 220HP 160 Kw Two Stage Compression Frequency Conversion Inveter Rotary Screw Air Compressor   air compressor priceChina manufacturer 220HP 160 Kw Two Stage Compression Frequency Conversion Inveter Rotary Screw Air Compressor   air compressor price
editor by CX 2024-05-17

China Standard in Discounts! 18kw Screw Air-Compressor 22kw 30HP Combined Integrated AC Screw Air Compressor with Air Dryer 37kw manufacturer

Product Description

Product Parameters

Detailed Photos

 

 

 

 

 

 

Company Profile

 

 

 

 

 

 

 

 

 

 

 

 

Pre-sales service

1.Recommend the most suitable air compressor with our 11 year experience in air compressor business according to your appication.

2.Welcome to your visit to our factory.

3.Recommend the trustable shipping agentfor your reference.

4.Help you check the shipping fee.

After-sales service

1.User manual will be sent to you.

2.Installation direction by phone.

3.Technician goes to your city to help you installation.

4.24-hour online after-sales support.

Q1: Why customer choose us?
A: Lang Air INDUSTRIAL (ZheJiang ) CO., LTD., with 18 years history, we are specialized in Rotary Screw Air Compressor USA Standard and 10 years exporting experience help us won more than 50 loyal foreign agents. We warmly welcome your small trial order for quality or market test.

Q2: Are you a manufacturer or trading company?
A: We are professional manufacturer with big modern factory in ZheJiang ,China. Both OEM & ODM service can be accepted.

Q3: What’s your delivery time?
A: Generally 3 to 7 days, if urgently order, please contact our sales in advance.

Q4: How long is your air compressor warranty?
A: One year for the whole machine and 2 years for screw air end, except consumble spare parts.

Q5: How long could your air compressor be used?
A: Generally, more than 10 years.

Q6: What’s payment term?
A: T/T, L/C, D/P, Western Union, Paypal , Credit Card, and etc.
Also we could accept Dollar, RMB, Euro and other currency.

Q7: How about your customer service?
A: 24 hours on-line service available. 48 hours problem solved promise.

Q8: How about your after-sales service?
A: 1. Provide customers with installation and commissioning online instructions.
2. Well-trained engineers available to overseas

 

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After-sales Service: Overseas Third-Party Support Available
Warranty: 2 Years
Lubrication Style: Lubricated
Cooling System: Air Cooling
Power Source: AC/DC Power
Cylinder Position: Horizontal
Customization:
Available

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air compressor

Are There Portable Screw Compressors Available?

Yes, portable screw compressors are available in the market to cater to various applications that require mobility and flexibility. Here’s a detailed explanation:

Portable screw compressors are compact and designed for easy transportation, allowing them to be used in different locations as needed. They offer the advantage of providing compressed air or gas on-site without the need for a fixed installation.

These compressors are typically designed with features that make them suitable for portable applications. Some key characteristics of portable screw compressors include:

  • 1. Compact and Lightweight Design: Portable screw compressors are designed to be lightweight and compact, making them easy to transport and maneuver. They are often mounted on wheels or skids for enhanced mobility.
  • 2. Durability and Robustness: Portable compressors are built to withstand the rigors of transportation and on-site use. They are constructed with sturdy materials and reinforced components to ensure durability in various working environments.
  • 3. Engine-Powered: Many portable screw compressors are powered by internal combustion engines, such as gasoline or diesel. This eliminates the need for a fixed power source, allowing them to be used in remote locations or areas without access to electricity.
  • 4. Integrated Controls and Safety Features: Portable compressors are equipped with user-friendly controls and safety features for easy operation and protection. These may include start/stop controls, pressure regulation systems, temperature monitoring, and safety shutdown mechanisms.
  • 5. Noise and Vibration Reduction: Portable screw compressors often incorporate noise and vibration reduction technologies to minimize their operational noise levels and vibrations. This helps maintain a comfortable and safe working environment.
  • 6. Versatility in Application: Portable screw compressors are designed to accommodate a wide range of applications. They can be used for construction projects, road repairs, mining operations, oil and gas exploration, emergency air supply, and other portable compressed air or gas requirements.

The capacity and performance of portable screw compressors can vary, ranging from smaller units suitable for light-duty tasks to larger compressors capable of delivering higher volumes and pressures for heavy-duty applications.

When selecting a portable screw compressor, it’s important to consider factors such as the required air or gas flow rate, operating pressure, power source availability, environmental conditions, and specific application needs. Consulting with manufacturers or suppliers can help in choosing the most suitable portable screw compressor for a particular use case.

air compressor

How Do Screw Compressors Contribute to Energy Savings?

Screw compressors offer several features and advantages that contribute to energy savings. Here’s a detailed explanation:

1. Efficient Compression Process:

Screw compressors are known for their efficiency in compressing air or gas. They use a unique rotary screw design, where two intermeshing screws rotate to compress the air. This design provides continuous and smooth compression, resulting in less energy loss compared to other compression technologies, such as reciprocating compressors. The efficient compression process of screw compressors helps reduce energy consumption.

2. Load and Unload Operation:

Screw compressors often incorporate load and unload operation, also known as capacity control. This feature allows the compressor to match its output to the actual demand for compressed air. During periods of lower demand, the compressor unloads by disengaging some of its capacity. This reduces power consumption since the compressor is not operating at full load continuously. By adjusting the compressor’s output to match the required air flow, load and unload operation helps save energy.

3. Variable Speed Drive (VSD) Technology:

Many screw compressors are equipped with Variable Speed Drive (VSD) technology. A VSD allows the compressor’s motor speed to be adjusted according to the demand for compressed air. By running the compressor at lower speeds during periods of lower demand, the energy consumption can be significantly reduced. The VSD technology enables precise control over the compressor’s output, resulting in energy savings and improved efficiency.

4. Air Leakage Reduction:

A common source of energy loss in compressed air systems is air leakage. Screw compressors are designed to minimize air leakage through improved sealing mechanisms and enhanced construction materials. By reducing air leakage, the compressor can operate more efficiently, as less energy is wasted in compressing air that escapes before reaching the intended point of use. Regular maintenance and monitoring practices help identify and address air leakage issues, further contributing to energy savings.

5. Integrated Energy Recovery:

In certain applications, screw compressors can be configured to recover and utilize the heat generated during the compression process. This recovered heat can be used for various purposes, such as space heating, preheating process air or water, or powering other thermal processes. By utilizing the recovered heat energy, screw compressors enhance overall energy efficiency and reduce the need for additional heating systems.

6. System Optimization and Controls:

Screw compressors often feature advanced control systems that optimize their operation for energy efficiency. These control systems monitor various parameters, such as system pressure, air demand, and temperature, and adjust the compressor’s operation accordingly. By continuously analyzing the system requirements and making intelligent adjustments, the control systems help minimize energy waste and maintain optimal performance.

7. Maintenance and Proper Operation:

Regular maintenance and proper operation of screw compressors are essential for maximizing energy savings. Routine maintenance activities, such as cleaning air filters, checking lubrication levels, and inspecting and repairing leaks, ensure the compressor operates at peak efficiency. Additionally, proper operation practices, such as avoiding excessive idling or overloading, contribute to energy savings and prolong the compressor’s lifespan.

In summary, screw compressors contribute to energy savings through their efficient compression process, load and unload operation, variable speed drive technology, air leakage reduction, integrated energy recovery, system optimization, and proper maintenance and operation. By utilizing these features and implementing energy-conscious practices, industries can significantly reduce energy consumption and lower operating costs in compressed air systems.

air compressor

What Are the Key Components of a Screw Compressor?

A screw compressor consists of several key components that work together to compress air or gas. Here’s a detailed explanation of these components:

1. Male and Female Rotors:

The male and female rotors are the primary components of a screw compressor. These helical rotors have specially designed profiles that interlock with each other. The male rotor typically has fewer lobes or threads compared to the female rotor. As the rotors rotate, the interlocking lobes create compression chambers that gradually reduce in volume, compressing the air or gas.

2. Compression Chamber:

The compression chamber is formed by the interlocking lobes of the rotors. It is the space where the air or gas is compressed as the rotors rotate. The volume of the compression chamber decreases as the lobes move towards the discharge end, resulting in the compression of the trapped air or gas.

3. Inlet and Outlet Ports:

The inlet port is the entry point through which the air or gas enters the screw compressor. It is typically located at the suction side of the compressor. The inlet port allows the air or gas to flow into the compression chamber during the suction process. The outlet port is the exit point through which the compressed air or gas is discharged from the compressor.

4. Drive System:

The drive system of a screw compressor consists of a motor and a drive mechanism. The motor provides the rotational power required to drive the rotors. Common types of drive mechanisms include direct drive, belt drive, and gear drive. The drive system ensures that the rotors rotate in opposite directions at the desired speed and synchronization.

5. Oil System (in oil-injected compressors):

In oil-injected screw compressors, an oil system is present to provide lubrication, cooling, and sealing between the rotors. The oil system typically includes an oil reservoir, an oil pump, oil filters, and oil coolers. The lubricating oil is injected into the compression chamber, where it forms a thin film on the rotors, reducing friction and minimizing wear.

6. Cooling System:

Screw compressors often incorporate a cooling system to maintain optimal operating temperatures. The cooling system may include air or water-cooled heat exchangers, which dissipate the heat generated during compression. Cooling ensures that the compressor operates within safe temperature limits, preventing overheating and prolonging the lifespan of the components.

7. Control System:

A control system is an essential component of a screw compressor, providing monitoring and regulation of various parameters. It may include sensors, controllers, and safety devices to measure and control variables such as pressure, temperature, and operating conditions. The control system ensures efficient and safe operation of the screw compressor.

8. Sound Attenuation and Vibration Isolation:

To reduce noise and vibration, screw compressors are often equipped with sound attenuation measures and vibration isolation systems. These components help in minimizing the noise and vibrations generated during operation, making the compressor suitable for noise-sensitive environments.

In summary, the key components of a screw compressor include the male and female rotors, compression chamber, inlet and outlet ports, drive system, oil system (in oil-injected compressors), cooling system, control system, and sound attenuation/vibration isolation components. These components work together to enable the efficient compression of air or gas in the screw compressor.

China Standard in Discounts! 18kw Screw Air-Compressor 22kw 30HP Combined Integrated AC Screw Air Compressor with Air Dryer 37kw   manufacturer China Standard in Discounts! 18kw Screw Air-Compressor 22kw 30HP Combined Integrated AC Screw Air Compressor with Air Dryer 37kw   manufacturer
editor by CX 2024-05-15

China manufacturer 30kw 37kw 55kw 75kw 90kw Stationary Compressor Industrial Electric VSD CHINAMFG 40HP 50HP 75HP 100HP 125HP Screw Air Compressor Compresor De Aire air compressor lowes

Product Description

30kw 37kw 55kw 75kw 90kw Stationary Compressor Industrial Electric Pm VSD CHINAMFG 40hp 50HP 75hp 100hp 125hp Screw Air Compressor Compresor De Aire
Promises Every Machine Will Run Well More Than 15 Years 

Saving energy is making money !!!

CHINAMFG rotary screw air compressor used germany technology screw(air end ) ,
The same intake valve designed by CHINAMFG Rand,
high Efficient IP54 rated motor,And quoted the high-efficiency inverter fromDenmark.
The air compressor can maintain a stable motor efficiency at any speed,
so it is more energy-saving and power-saving.

 

Product Description

How does an screw air compressor operate reliably?
First of all, there must be a strong heart to provide power energy (air end + motor). We adopt the German twin-screw air end technology design to ensure good sealing and stable air volume. At the same time, it is paired with a high-quality motor (the factory qualification rate of the motor is as high as 98%) to ensure a long design life for 10 years,

Then there must be good lungs to produce pure air (air intake system) using Ingersoll Randong-designed air inlet and outlet ducts to separate the incoming air from the incoming air to ensure that the oil content is low and reaches food-grade air.

Secondly, we also need a smart brain (controller) with a high-definition touch screen panel that allows you to easily control all the details of the air compressor. Everything is clear and easy to use.

Finally, if you want to upgrade your air compressor, then take a look at our variable frequency rotary screw air compressor.
It can save electricity for you while running smoothly, (permanent magnet motor + inverter). We all know that if you want to save electricity, you need to adjust the motor speed. CHINAMFG quotes the stable input of international frequency converters to save you more than 20% -30%of energy, which is the best choice for sustainable development.

 

Detailed Photos


Advantage:
1.It adopts the design of large rotor and low speed, and contains 2 independent rotors, which has high efficiency and low noise,The design service life is 30 years.
2. The high-frequency flexible inverter can effectively reduce the magnetic field interference generated by the inverter, and the special heat dissipation design can prevent high temperature shutdown in summer.
3.Colorful touch system, intelligent operation, remote monitoring integrated system, convenient and worry-free.
4.Our machines have reliable quality and warranty is 2 years of the whole machine,5 years of the screw.
5. We have our professinal after sales technician team to instruct you installation and maintenance.

  

Product Parameters

Power : 7.5kw -513kw 
working pressure : 7bar 8bar 10bar 13bar 16bar
voltage : 220v/380v/415v/480v
color : gery/blue/white

HWV-55A HWV-75A HWV-90A HWV-110A HWV-132A HWV-160A HWV-185A
10 9.6 8 7.6 13 12.6 11 10.5 16 15 13 12.5 21 19.8 17 16.4 24.5 23.2 20 19.4 28.7 27.6 23.5 22.8 32 30.4 27.4 26.8
353.1 338.976 282.48 268.356 459.03 444.906 388.41 370.755 564.96 529.65 459.03 441.375 741.51 699.138 600.27 579.084 865.095 819.192 706.2 685.014 1013.397 974.556 829.785 805.068 1129.92 1073.424 967.494 946.308
7 8 10 12.5 7 8 10 12.5 7 8 10 12.5 7 8 10 12.5 7 8 10 12.5 7 8 10 12.5 7 8 10 12.5
102 116 145 174 102 116 145 174 102 116 145 174 102 116 145 174 102 116 145 174 102 116 145 174 102 116 145 174
55kw/
75hp
75kw/
100hp
90kw/
120hp
110kw/
150hp
132kw/
175hp
160kw/
210hp
185kw/
250hp
78±2 78±2 83±2 85±2 85±2 85±2 88±2
 RP2  RP2  RP2  RP2, 1/2  RP2, 1/2  RP2, 1/2  RP2, 1/2
AC 380v/415v/220v/480v   or   50hz/60hz  accpet Customized voltage
Variable frequency soft star
55 65 72 90 90 110 110
1800 1800 2000 2300 2500 2500 3150
1250 1250 1250 1470 1470 1470 1980
1670 1670 1670 1840 1840 1840 2150
1480 1680 1860 2600 2900 3200 3500

Why Choose Us
HangZhou CHINAMFG Technology Co., Ltd., founded in 1985, in ZheJiang ,China, It is a professional air compressor manufacturer with 30 years of experience in R&D, manufacturing, marketing and service.

After the technical system reform in 2000, the company introduced German advanced CHINAMFG technology, adhering to the German advanced industrial design concept, rigorous manufacturing technology and comprehensive management. We strictly implement ISO9001 international quality system certification and EU CE standard production machines. The performance and quality of our products have been widely recognized and praised by the market, occupying 30% of China’s market share.
Starting to enter overseas markets in 2571, it currently has agents and after-sales teams in North America, Western Europe, South Africa, East Africa and other regions.
 

Company Profile

Brief introduction of factory:

1. We have been engaged in R D department, production and sales of air compressors for 30 years;  
2. Our air compressor products through CE,SGS,ISO certification, with more than 20 invention patents;  
3. Our products are exported to 132 countries and regions around the world;  
4. Our air compressor provides a 5-year warranty.  
If you have specific parameters and requirements for our Rotary Screw Type Air Compressor, customization is available

 

Customer feedback

Providing high-quality machines is our standard, and satisfying every customer is our pursuit. Over the years, we have won unanimous praise from overseas users for our integrity and high-quality product quality.

 

Packaging
The air compressor is guaranteed for 1 year and 5 years for the screw(air end) . Warranty time is calculated from machine leave the factory.

After Sales Service

1. 24/7 after sales service in different languages.
2. Online instruction for installation and commissioning.
3. On-site instruction for installation and commissioning provided by well-trained engineers or local authorized service center.
4. CHINAMFG agents and after sales service available.

FAQ

 

Q1: What is your product name?
A:Industrial Energy Saving VSD Oil Lubricating Rotary Screw Air Compressor Machine 22kw 30hp

Q2: Why should I choose you?
1. 24/7 after sales service support in different languages;
2. Guidance of installation and commissioning on site can be provided by factory-trained technicians or local Authorized Service Center;
3. Technical training for customers in HENGCHAOWINO air compressor factory or working site;
4. Plenty of original spare parts with proven quality are all available from our central stocks in ZheJiang Province and all distributors’depots;
5. All kinds of technical documents in different languages.

Q3: Can you use our brand?
A: Yes, OEM is available.
  /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

After-sales Service: Support Online and Local Service
Warranty: 18m
Lubrication Style: Lubricated
Customization:
Available

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Shipping Cost:

Estimated freight per unit.







about shipping cost and estimated delivery time.
Payment Method:







 

Initial Payment



Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

air compressor

What Is the Noise Level of Screw Compressors?

The noise level of screw compressors can vary depending on several factors, including the compressor’s size, design, operating conditions, and the presence of noise-reducing features. Here’s a detailed explanation:

Screw compressors are known for their relatively low noise levels compared to other types of compressors, such as reciprocating compressors. However, the actual noise level can still vary depending on the specific compressor model and its operating parameters.

The noise level of screw compressors is typically measured in decibels (dB) and can range from around 60 dB to 90 dB or higher. It’s important to note that the noise level is logarithmic, meaning that a small increase in decibel level represents a significant increase in perceived noise intensity.

Several factors can influence the noise level of screw compressors:

  • 1. Compressor Size and Design: Larger screw compressors tend to produce higher noise levels compared to smaller ones. This is because larger compressors generally have more powerful motors and larger rotating components, which can generate more noise. The design of the compressor, including the type of rotor profiles and the presence of noise-reducing features, can also impact the noise level.
  • 2. Operating Conditions: The operating conditions of the compressor, such as the speed of rotation and the discharge pressure, can affect the noise level. Higher speeds and pressures may result in increased noise production. Additionally, the presence of pulsations or vibrations in the system can contribute to noise generation.
  • 3. Sound Insulation and Enclosures: Some screw compressors come with built-in sound insulation or enclosures to reduce noise levels. These features help contain the noise within the compressor unit and minimize the propagation of noise to the surrounding environment. Compressors equipped with sound insulation or enclosures generally have lower noise levels compared to open-frame compressors.
  • 4. Installation and Surrounding Environment: The installation of the compressor and the characteristics of the surrounding environment can influence the perceived noise level. Factors such as the proximity of the compressor to sensitive areas, the presence of sound-absorbing materials, and the layout of the facility can impact the noise propagation and overall noise perception.
  • 5. Maintenance and Wear: Proper maintenance of the compressor, including regular inspection and lubrication of components, can help minimize noise levels. Wear and tear on the compressor’s internal parts can lead to increased noise production, so timely repairs or component replacements are important to maintain optimal performance and minimize noise.

It’s worth noting that noise levels are typically provided by manufacturers as specifications for each compressor model. These specifications can help users select compressors with noise levels that meet their specific requirements or comply with local noise regulations.

In summary, the noise level of screw compressors can range from around 60 dB to 90 dB or higher, depending on factors such as compressor size, design, operating conditions, and the presence of noise-reducing features. Proper installation, maintenance, and the use of sound insulation or enclosures can help minimize noise levels and create a more comfortable and quieter operating environment.

air compressor

What Is the Role of Control Systems in Screw Compressor Operation?

Control systems play a crucial role in the operation of screw compressors. Here’s a detailed explanation:

Screw compressors are complex machines that require precise control and monitoring for optimal performance and efficiency. Control systems provide the necessary intelligence and automation to regulate various aspects of screw compressor operation. Here are the key roles of control systems:

1. Start-up and Shutdown Control:

Control systems manage the start-up and shutdown sequences of screw compressors. During start-up, the control system ensures a gradual ramp-up of motor speed and system pressure to prevent sudden surges and excessive wear on components. During shutdown, it safely brings the compressor to a stop and performs necessary cooling and ventilation processes.

2. Load and Unload Control:

Screw compressors often feature load and unload operation to match compressed air supply with demand. The control system monitors system pressure, flow requirements, and other parameters to determine when to load or unload the compressor. It engages or disengages the compressor’s capacity control mechanism, such as inlet modulation valves or variable-speed drives, to maintain optimal operation at varying loads.

3. Pressure Control:

Control systems regulate the discharge pressure of screw compressors. They continuously monitor the system pressure and adjust compressor operation to maintain the desired pressure setpoint. The control system modulates the compressor’s capacity, adjusts the speed of the drive motor, or controls the opening and closing of inlet or discharge valves to achieve the target pressure.

4. Temperature Control:

Control systems monitor and control various temperature parameters within the screw compressor system. They ensure that the compressor operates within safe temperature limits by monitoring coolant temperatures, lubricant temperatures, and interstage or discharge temperatures. If temperature limits are exceeded, the control system may activate cooling mechanisms, adjust operating parameters, or trigger alarms and shutdowns to prevent damage.

5. Monitoring and Protection:

Control systems provide comprehensive monitoring and protection functions for screw compressors. They continuously collect data from various sensors and instruments, such as pressure sensors, temperature sensors, vibration sensors, and current sensors. The control system analyzes this data to detect abnormalities, malfunctions, or potential failures. It can initiate alarms, shutdowns, or safety interlocks to protect the compressor and associated equipment.

6. Energy Management:

Control systems optimize energy efficiency in screw compressor operation. They analyze system demand, performance characteristics, and energy consumption to make intelligent decisions regarding load modulation, capacity control, and motor speed adjustments. By optimizing the compressor’s operation, the control system helps reduce energy consumption, operating costs, and environmental impact.

7. Remote Monitoring and Control:

Modern control systems often offer remote monitoring and control capabilities. They can be integrated into supervisory control and data acquisition (SCADA) systems or connected to networked platforms. Remote access allows operators to monitor compressor performance, adjust operating parameters, receive alarms, and perform diagnostics from a central control room or via mobile devices.

In summary, control systems play a vital role in the operation of screw compressors by providing intelligent control, monitoring, and protection. They manage start-up and shutdown sequences, regulate load and unload operation, control pressure and temperature, monitor system parameters, optimize energy efficiency, and enable remote monitoring and control. By effectively managing the compressor’s operation, control systems contribute to reliable performance, energy efficiency, and overall system optimization.

air compressor

What Are the Maintenance Requirements for Screw Compressors?

Screw compressors require regular maintenance to ensure optimal performance, reliability, and longevity. Here’s a detailed overview of the maintenance requirements for screw compressors:

  • 1. Lubrication: Screw compressors rely on proper lubrication to reduce friction, minimize wear, and maintain efficient operation. Regular lubrication of the rotor bearings, seals, and other moving parts is essential. The type and frequency of lubrication may vary depending on the compressor’s design and manufacturer’s recommendations.
  • 2. Filter Replacement: Screw compressors have intake filters that prevent dust, debris, and contaminants from entering the compression chamber. These filters need to be inspected regularly and replaced or cleaned as necessary to ensure unrestricted airflow and prevent damage to the compressor components.
  • 3. Cooling System Maintenance: Screw compressors may have cooling systems, such as air or water coolers, to dissipate heat generated during compression. The cooling system should be inspected periodically, and any blockages or leaks should be addressed promptly to maintain optimal cooling efficiency.
  • 4. Inspection of Belts and Couplings: If the screw compressor is belt-driven or connected through couplings, regular inspection of belts, pulleys, and couplings is necessary. Worn or damaged belts should be replaced, and couplings should be checked for alignment and tightness to ensure smooth power transmission.
  • 5. Cleaning of Heat Exchangers: Heat exchangers in screw compressors, such as intercoolers and aftercoolers, can accumulate dirt, scale, and other deposits over time. Regular cleaning of these heat exchangers is important to maintain their heat transfer efficiency and prevent overheating of the compressed air or gas.
  • 6. Inspection of Seals and Gaskets: The seals and gaskets in a screw compressor play a critical role in maintaining proper compression and preventing air or gas leakage. Regular inspection of these components is necessary to detect any signs of wear, damage, or leakage. Faulty seals or gaskets should be replaced promptly to maintain the compressor’s efficiency.
  • 7. Regular Performance Testing: Periodic performance testing of screw compressors is recommended to assess their operating parameters, such as discharge pressure, flow rate, and power consumption. This helps identify any deviations from the expected performance and allows for adjustments or repairs as needed.

It’s important to note that the specific maintenance requirements for screw compressors may vary depending on the compressor’s design, manufacturer’s recommendations, operating conditions, and usage. Consulting the compressor’s manual and following the manufacturer’s guidelines is crucial for maintaining the compressor effectively and ensuring its reliable operation over time.

China manufacturer 30kw 37kw 55kw 75kw 90kw Stationary Compressor Industrial Electric VSD CHINAMFG 40HP 50HP 75HP 100HP 125HP Screw Air Compressor Compresor De Aire   air compressor lowesChina manufacturer 30kw 37kw 55kw 75kw 90kw Stationary Compressor Industrial Electric VSD CHINAMFG 40HP 50HP 75HP 100HP 125HP Screw Air Compressor Compresor De Aire   air compressor lowes
editor by CX 2024-05-14

China Standard Air Compressor/Air Blower/Compressor/Air Pump/Screw Air Compressor/Portable Air Compressor/Diesel Air Compressor/Air Conditioner/High Pressure Air Compressor manufacturer

Product Description

Air Compressor/Air Blower/Compressor/Air Pump/Screw Air Compressor/Portable Air Compressor/Diesel Air Compressor/Air Conditioner/High Pressure Air Compressor

Product Description

Detailed Photos

Model XP-0.9/12.5
Power 7.5 KW / 10 HP
Voltage 12 V
Exhaust volume 900l/min
Rated pressure 12.5 BAR
Machine head speed 800 RMP
Air storage tank volume 160 L
Cylinder 105MM*1       55MM*1
External dimensions 1360*460*1140 MM
Net weight 255KG

Model XP-1.0/14
Power 7.5 KW/ 10 HP
Voltage 12 V
Exhaust volume 1000l/min
Rated pressure 14 BAR
Machine head speed 900 RMP
Air storage tank volume 160 L
Cylinder 90MM*2          65MM*1
External dimensions 1360*460*1140 MM
Net weight 240KG

Model XP-1.05/14
Power 11 KW / 15 HP
Voltage 12 V
Exhaust volume 1050l/min
Rated pressure 14 BAR
Machine head speed 860 RMP
Air storage tank volume 300 L
Cylinder 105MM*2       55MM*2
External dimensions 1650*600*1340 MM
Net weight 390KG

Product display

Trade Info:

Trade Terms

FOB / CFR

MOQ

3UNITS  (USD200.00 extrally charged for LCL shipment to cover the inland freight + custom declaration fee)

Port

HangZhou

Shipment

BY SEA /AIR

Payment Terms

T/T

Payment condition

30% prepayment,balanced before shipment.

Supply Capability

1000units/month

Sample Availability

Yes ,But all freight(Inland freight +seafreight) covered by buyer

Sample Time

5-10days(depends on whether have in stock)

Lead Time

25-30days(Rush season 5-10days longer)

Packing

Metal frame&Carton

Delivery time

30-45days shipping time (depends on destination position)

Service

1% free parts;1year warranty after port of destination

 

Why do you choose our product?

1. Why should I choose our product?
There are several reasons you should strongly consider purchasing our product:
*Top raw materials from only the finest plants
*Only professional cost-effective equipment 
*Low prices with high quality revenue producing products
*Increase productivity for your customers( Your customers gain more, they will enjoy buying from you.)
*The best customer service. Quick reply within 24 hours and more.
*Great Warranty

2. How safe are your product?
our product  have been tested and CE certified for safety .
They also meet the American and Australian Standard.

3. Should I keep repair and replacement parts in stock?
Yes, most all commonly required repair and replacement parts should always keep in stock.

4. Are your product designed for commercial use?
All of our product can be used in commercial applications without any problems.

5. Do you offer any custom designs?
Yes,we provide OEM/ODM services to top range partners.Produce a superior product for you by your designs.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

After-sales Service: 24 Hours Online
Warranty: 36 Months
Application: Back Pressure Type, Low Back Pressure Type
Customization:
Available

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Shipping Cost:

Estimated freight per unit.







about shipping cost and estimated delivery time.
Payment Method:







 

Initial Payment



Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

air compressor

What Safety Precautions Should Be Taken When Operating Screw Compressors?

When operating screw compressors, it is important to follow specific safety precautions to ensure the well-being of personnel and prevent potential accidents. Here’s a detailed explanation:

1. Familiarize Yourself with the Equipment:

  • Before operating a screw compressor, thoroughly read and understand the manufacturer’s instructions, safety guidelines, and operating procedures. Familiarize yourself with the specific features, controls, and safety devices of the compressor.

2. Wear Appropriate Personal Protective Equipment (PPE):

  • Wear the necessary PPE, such as safety glasses, hearing protection, gloves, and appropriate clothing, when operating the compressor. PPE helps protect against potential hazards, including flying debris, noise, and contact with hot or moving parts.

3. Ensure Proper Ventilation:

  • Operate the screw compressor in a well-ventilated area to prevent the buildup of potentially harmful gases or fumes. Ensure that the compressor’s intake and exhaust vents are not obstructed, allowing for adequate airflow.

4. Compressor Location:

  • Position the compressor on a stable and level surface to prevent tipping or instability during operation. Ensure that the compressor is located away from flammable materials, heat sources, or sources of ignition.

5. Electrical Safety:

  • Follow electrical safety guidelines and ensure that the compressor is properly grounded. Avoid using damaged or frayed electrical cords and ensure that the electrical connections are secure.

6. Lockout/Tagout Procedures:

  • Before performing any maintenance or repair tasks on the compressor, follow lockout/tagout procedures to isolate electrical power and prevent accidental startup. Lockout/tagout procedures help protect against unexpected energization of the compressor or its components.

7. Pressure Relief:

  • Before performing any maintenance tasks or opening the compressor, ensure that all pressure has been relieved from the system. Follow proper procedures for depressurizing the compressor and associated piping to avoid sudden releases of pressure.

8. Hot Surfaces:

  • Be cautious of hot surfaces, such as compressor casings, piping, or discharge components. Allow sufficient cooling time before touching or performing maintenance tasks on hot surfaces to avoid burns.

9. Maintenance and Inspection:

  • Adhere to the manufacturer’s recommended maintenance schedule and perform regular inspections of the compressor. Replace any worn or damaged components promptly to prevent potential hazards or malfunctions.

10. Emergency Procedures:

  • Be familiar with emergency procedures, including how to shut down the compressor in case of an emergency, how to respond to leaks or spills, and how to handle fire or electrical incidents. Have emergency contact information readily available.

11. Training and Qualified Personnel:

  • Ensure that operators and maintenance personnel are adequately trained in the safe operation and maintenance of screw compressors. Only allow qualified personnel to perform maintenance or repair tasks.

It is essential to consult the specific safety guidelines provided by the manufacturer of the screw compressor as they may include additional precautions or recommendations.

In summary, when operating screw compressors, it is important to familiarize yourself with the equipment, wear appropriate PPE, ensure proper ventilation, follow electrical safety measures, implement lockout/tagout procedures, be cautious of hot surfaces, perform regular maintenance and inspections, and be prepared with emergency procedures. By following these safety precautions, the risk of accidents or injuries can be minimized, ensuring a safe working environment when operating screw compressors.

air compressor

What Is the Role of Air Dryers in Screw Compressor Systems?

Air dryers play a crucial role in screw compressor systems by removing moisture from the compressed air. Here’s a detailed explanation:

Air contains moisture in the form of water vapor, which can be problematic when compressed. As air is compressed, its temperature rises, causing the moisture to condense into liquid water. This moisture can cause various issues within the compressed air system, including equipment corrosion, decreased efficiency, and compromised air quality.

The role of air dryers in screw compressor systems is to remove this moisture from the compressed air, ensuring dry and clean air for reliable and efficient operation. Here are the key functions and benefits of air dryers:

1. Moisture Removal:

Air dryers extract moisture from the compressed air, reducing its dew point temperature. By lowering the dew point, the risk of condensation and subsequent issues, such as corrosion and water damage to pneumatic equipment, is minimized. Dry air is essential for maintaining the integrity and longevity of the system components.

2. Protection of Pneumatic Equipment:

Moisture in the compressed air can negatively impact pneumatic equipment, including valves, actuators, and air tools. It can cause rust, corrosion, and malfunctioning of these components. By using air dryers to remove moisture, the risk of damage to the equipment is significantly reduced, extending their lifespan and ensuring reliable performance.

3. Prevention of Contamination:

Moisture in compressed air can also lead to the growth of microorganisms, such as bacteria and fungi, within the system. These contaminants can contaminate the air and pose a health risk or cause product spoilage in sensitive applications, such as food and pharmaceutical industries. Air dryers help prevent the growth of these contaminants, ensuring clean and safe compressed air.

4. Enhanced Efficiency:

Dry compressed air improves the efficiency of the overall system. Moisture in the air can cause pressure drop issues, affecting the performance of pneumatic tools and equipment. Dry air allows for optimal operation, reducing energy consumption and enhancing system efficiency.

5. Reduced Maintenance and Downtime:

Moisture-related issues can lead to increased maintenance requirements and system downtime. By removing moisture with air dryers, the need for frequent maintenance and repairs caused by water-related problems is minimized. This helps in reducing costly downtime and improving productivity.

There are different types of air dryers commonly used in screw compressor systems:

a) Refrigerated Air Dryers: These dryers cool the compressed air, causing moisture to condense and separate from the air stream. The condensed water is then drained from the system, leaving behind dry air.

b) Desiccant Air Dryers: These dryers utilize desiccant materials, such as silica gel or activated alumina, to adsorb moisture from the compressed air. The desiccant material undergoes a regeneration process to remove the accumulated moisture, ensuring continuous drying of the compressed air.

c) Membrane Air Dryers: These dryers use permeable membranes to selectively remove moisture from the compressed air. The membranes allow water vapor to pass through while retaining dry air, effectively drying the compressed air stream.

The selection of the appropriate air dryer depends on factors such as the desired level of moisture removal, the specific application requirements, and the operating conditions of the screw compressor system.

In summary, air dryers play a vital role in screw compressor systems by removing moisture from the compressed air. They protect equipment, prevent contamination, enhance efficiency, and reduce maintenance and downtime. By ensuring dry and clean compressed air, air dryers contribute to the longevity, reliability, and optimal performance of the entire compressed air system.

air compressor

What Is the Efficiency of Screw Compressors?

The efficiency of screw compressors can vary depending on various factors, including the design, operating conditions, and maintenance. Here’s a detailed explanation of the efficiency of screw compressors:

1. Isothermal Efficiency:

Isothermal efficiency refers to the ideal efficiency of a compressor operating under isothermal conditions. In reality, screw compressors experience temperature rise during compression, and therefore, they do not achieve isothermal efficiency. The compression process in screw compressors is considered to be relatively close to isothermal compared to other compressor types, such as reciprocating compressors. This is due to the continuous and smooth flow of air or gas through the compression chamber, which helps in minimizing temperature differences.

2. Adiabatic Efficiency:

Adiabatic efficiency refers to the actual efficiency of a compressor, taking into account the heat generated during compression. Screw compressors typically have higher adiabatic efficiency compared to reciprocating compressors. The helical design of the rotors and the presence of intermeshing lobes allow for efficient compression with minimal energy loss. The adiabatic efficiency of a screw compressor can be influenced by factors such as the compression ratio, rotational speed, and discharge pressure.

3. Overall Efficiency:

The overall efficiency of a screw compressor takes into account various factors, including mechanical losses, power consumption, and auxiliary power requirements. Mechanical losses can occur due to friction between the rotors, bearings, and other moving parts. Well-maintained screw compressors with properly lubricated components and well-aligned rotors can minimize mechanical losses and improve overall efficiency. Power consumption is another factor affecting efficiency, and it can vary depending on the size, design, and operating conditions of the compressor.

4. Energy Efficiency:

Energy efficiency is an important aspect of screw compressors. It relates to the ability of the compressor to convert electrical energy into compressed air with minimal energy waste. Energy-efficient screw compressors are designed to optimize the compression process, reduce power consumption, and maximize output for a given input. Variable Speed Drive (VSD) screw compressors, for example, can adjust the rotational speed to match the compressed air demand, resulting in improved energy efficiency and significant energy savings.

It’s important to note that the efficiency of screw compressors can vary depending on the specific model, design features, and operating conditions. Regular maintenance, including proper lubrication, cleaning, and component inspection, is crucial for maintaining high efficiency levels. Additionally, selecting the right size and type of screw compressor for the intended application is essential to achieve optimal efficiency and performance.

In summary, screw compressors are known for their relatively high efficiency compared to other compressor types. While they may not achieve perfect isothermal efficiency, their adiabatic efficiency, overall efficiency, and energy efficiency make them suitable for a wide range of industrial applications.

China Standard Air Compressor/Air Blower/Compressor/Air Pump/Screw Air Compressor/Portable Air Compressor/Diesel Air Compressor/Air Conditioner/High Pressure Air Compressor   manufacturer China Standard Air Compressor/Air Blower/Compressor/Air Pump/Screw Air Compressor/Portable Air Compressor/Diesel Air Compressor/Air Conditioner/High Pressure Air Compressor   manufacturer
editor by CX 2024-05-09

China factory High Pressure Air Compressors Screw 21bar Portable Screw Air Compressors Manufacturer best air compressor

Product Description

High Pressure Screw Air Compressors 21bar Portable Screw Air Compressors Manufacturer
This series primarily used with construction and mining ,bolting rig, various hand held drill machines, drifters, blasting equipment and various air source requirement.


Product Description

SANROCK SCREW AIR COMPRESSOR QSDS750LG-21Y

Compressor

Pressure (bar)

21

Air consumption (m³/min)

21

Lubricating oil capacity(L)

35

Dual transformation

Single

Engine

brand

Yuchai

Model

YC6A260-H300

Power (kw)

191

Max. working speed/ idle speed (rpm)

1900/1300

Cylinder No.

6

Emission standard

Stage III

Fuel tank capacity (L)

340

Unit

Exhaust port specifications * Quantity

G1 1/2*1 & G3/4*1

Wheel specifications * Quantity

215-75R16C/4

Noise[Db(A)]

82±3

Dimension (mm)

4450*2120*2142

Weight (kg)

2800

     

Features:
1.Automatic control and protection system.
2.Error free capacity control.
3.Deluxe microcomputer florescence control panel.
4.All weather models for high altitude operations.
5.High quality filtration system with safety filters.
6.The host has higher efficiency, better reliability and longer life.
7.The diesel engine has strong power and low fuel consumption.
8.The air volume control system is simple and reliable, saving diesel.
9.Multi-stage air filter, suitable for dusty working enviro
10.Easy to move, it can still move flexibly in harsh terrain conditions.

Company Profile

 

Certifications

 

Packaging & Shipping

 

FAQ

1.what can you buy from us?
DTH drilling rig,core drilling rig,highway pile driver,solar pile driver ,anchor pile driver
,rotary drill rig ,underground jumbo drill rig ,screw air compressor,DTH hammer,drill rod,
piston air compressor,pneumatic rock drill ,drill bit,tricone bit ,spare parts.

2.How can I make payment?
A:You can pay by credit card, TT, Western Union, LC etc.

3. How is the shipment? How long dose it take?
A: For large quantity or heavy products, we ship by sea shipping or land shipping. Shipping efficiency depends on country and city you want to ship to. For small and delicate products, we ship by DHL, UPS, Fedex or TNT.You can also appoint shipping method you like before we ship.

4.How is your quality control?
A: We have our own experienced QC.There will be strict inspection and testing for every order before shipping out.

 

  /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

After-sales Service: Online Technical Services
Warranty: 1 Year
Lubrication Style: Lubricated

.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}

Shipping Cost:

Estimated freight per unit.







about shipping cost and estimated delivery time.
Payment Method:







 

Initial Payment



Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

air compressor

What Is the Lifespan of a Typical Screw Compressor?

The lifespan of a typical screw compressor can vary depending on several factors, including the quality of the equipment, maintenance practices, operating conditions, and usage patterns. Here’s a detailed explanation:

The lifespan of a screw compressor is typically measured in operating hours, which refers to the cumulative hours the compressor has been in operation. While it’s challenging to provide an exact lifespan, as it can vary significantly, screw compressors are generally designed to have a long service life, often ranging from 20,000 to 100,000 operating hours.

Several factors can influence the lifespan of a screw compressor:

  • 1. Quality of Construction: The quality of construction and materials used in the compressor’s manufacturing plays a crucial role in its lifespan. Compressors built with high-quality components and robust construction tend to have a longer service life compared to those with lower-quality materials.
  • 2. Maintenance Practices: Regular and proper maintenance is essential to extend the lifespan of a screw compressor. Following the manufacturer’s recommended maintenance schedule, including tasks such as oil changes, filter replacements, and inspection of critical components, helps ensure optimal performance and reliability. Neglecting maintenance can lead to premature wear and potential breakdowns.
  • 3. Operating Conditions: The operating conditions in which the compressor operates can impact its lifespan. Factors such as temperature, humidity, and the presence of contaminants in the ambient air can affect the compressor’s performance and longevity. Compressors operated in clean, well-ventilated environments with controlled temperature and humidity conditions tend to have longer lifespans.
  • 4. Load and Usage Patterns: The load and usage patterns of the compressor also influence its lifespan. Compressors operated at or near their maximum capacity for prolonged periods may experience higher wear and tear compared to those operated within their recommended operating range. Compressors subjected to frequent start-stop cycles or continuous operation may have different lifespans based on the stress placed on their components.
  • 5. Maintenance and Repairs: The response to maintenance and repair needs can impact the compressor’s lifespan. Timely addressing of maintenance issues and prompt repairs when faults or malfunctions occur can prevent further damage and help prolong the compressor’s lifespan.
  • 6. Manufacturer and Design: The reputation and expertise of the manufacturer play a role in determining the compressor’s lifespan. Established manufacturers with a track record of producing reliable and durable equipment often design their compressors to have longer lifespans. It’s advisable to choose compressors from reputable manufacturers known for their quality and reliability.

It’s important to note that while a screw compressor may have a designed lifespan, it doesn’t necessarily mean it will fail immediately after reaching that threshold. With proper maintenance and care, compressors can often exceed their expected lifespan. On the other hand, neglecting maintenance or subjecting the compressor to harsh operating conditions can shorten its lifespan.

Regular monitoring of the compressor’s performance, including parameters such as discharge temperature, vibration levels, and energy consumption, can help identify any potential issues and take corrective actions to maintain the compressor’s reliability and extend its lifespan.

In summary, the lifespan of a typical screw compressor can range from 20,000 to 100,000 operating hours, depending on factors such as the quality of construction, maintenance practices, operating conditions, usage patterns, and manufacturer reputation. Adhering to proper maintenance practices, operating the compressor within its recommended parameters, and choosing a reputable manufacturer can help ensure a longer lifespan for the screw compressor.

air compressor

Can Screw Compressors Be Used for Medical Air Supply?

Yes, screw compressors can be used for medical air supply. Here’s a detailed explanation:

Screw compressors are commonly employed in various applications, including medical air supply systems. Medical air is a critical utility in healthcare facilities, used for various purposes such as respiratory therapy, anesthesia, and surgical tools. Here are some key points to consider:

1. Reliability and Efficiency:

Screw compressors are known for their reliability and efficiency. They can provide a continuous and reliable source of compressed air, ensuring a stable supply for medical applications. The rotary screw design allows for smooth and efficient compression, minimizing energy consumption and maximizing system performance.

2. Oil-Free Operation:

In medical applications, it is crucial to ensure the purity of the compressed air. Screw compressors can be designed and certified to provide oil-free air, eliminating the risk of oil contamination in the medical air supply. Oil-free screw compressors incorporate specialized sealing systems and filtration to prevent oil carryover, making them suitable for medical air applications.

3. Air Quality Standards:

Medical air must meet specific air quality standards to ensure patient safety and treatment effectiveness. Standards such as the European Pharmacopoeia (Ph. Eur.) or the United States Pharmacopeia (USP) define the required purity levels for medical air, including limits on particulate matter, moisture content, and microbial contamination. Screw compressors can be equipped with appropriate filtration and purification systems to meet these standards.

4. Integrated Drying and Filtration:

Some screw compressors designed for medical air applications incorporate integrated drying and filtration systems. These systems remove moisture and contaminants from the compressed air, ensuring it meets the required quality standards. Integrated drying systems can include refrigerated dryers, desiccant dryers, or membrane dryers, depending on the specific needs of the medical air supply system.

5. Redundancy and Backup Systems:

Medical air supply systems often require a high level of reliability and continuity. Screw compressors can be configured with redundancy and backup systems to ensure uninterrupted supply. Multiple compressors can be installed in parallel, with automatic switching mechanisms to maintain supply in case of a compressor failure or maintenance activities.

6. Monitoring and Alarms:

Modern screw compressors used in medical air supply systems often feature advanced monitoring capabilities. They can continuously monitor and record key parameters such as pressure, temperature, and system performance. Alarms and alerts can be configured to notify operators or maintenance personnel in case of abnormal conditions or potential issues with the compressor.

7. Compliance with Standards and Regulations:

When using screw compressors for medical air supply, it is essential to comply with relevant standards and regulations. These may include medical device regulations, electrical safety standards, and guidelines specific to medical gas systems. Compliance ensures that the medical air supply system meets the necessary safety and quality requirements.

In summary, screw compressors can be used for medical air supply, providing reliable and efficient compressed air for various medical applications. With their reliability, oil-free operation, adherence to air quality standards, integrated drying and filtration capabilities, and the ability to incorporate redundancy and monitoring features, screw compressors are well-suited for medical air supply systems in healthcare facilities.

air compressor

Can Screw Compressors Be Used in Industrial Applications?

Yes, screw compressors are widely used in industrial applications and are well-suited for various industrial processes. Here’s a detailed explanation:

1. Manufacturing and Assembly:

Screw compressors find extensive use in manufacturing and assembly processes. They provide a reliable source of compressed air for powering pneumatic tools, such as drills, impact wrenches, and spray guns. Compressed air is also used for operating pneumatic cylinders and valves, facilitating automation and control in industrial production lines.

2. Industrial Automation:

In industrial automation systems, screw compressors play a crucial role in providing compressed air for actuating control valves, operating robotic arms, and powering pneumatic actuators. The continuous and reliable supply of compressed air from screw compressors ensures the smooth operation of automated machinery and equipment.

3. HVAC Systems:

Screw compressors are commonly used in large-scale heating, ventilation, and air conditioning (HVAC) systems. They are employed in chillers, which cool water or air for air conditioning and refrigeration purposes. Screw compressors in HVAC systems offer high energy efficiency, making them cost-effective and environmentally friendly options for large commercial and industrial buildings.

4. Food and Beverage Industry:

The food and beverage industry relies on screw compressors for various applications. They are used for providing compressed air in food processing and packaging operations, such as pneumatic conveying, filling, labeling, and sealing. Screw compressors used in this industry are often of the oil-free type to ensure air purity and prevent contamination of food products.

5. Pharmaceuticals and Healthcare:

In the pharmaceutical and healthcare sectors, screw compressors are vital for critical applications. They provide clean and oil-free compressed air required for pharmaceutical manufacturing processes, including tablet coating, fermentation, lyophilization, and cleanroom operations. Screw compressors with strict air quality standards, such as oil-free and contaminant-free options, are commonly used in these industries.

6. Energy and Power Generation:

Screw compressors play a significant role in energy and power generation facilities. They are used for processes such as gas compression, pneumatic conveying of coal and biomass, and control air supply in power plants. Screw compressors in these applications are designed to handle high pressures and large volumes of gas.

7. Mining and Construction:

In mining and construction industries, screw compressors are employed for various tasks. They power pneumatic tools and equipment used in drilling, rock blasting, material handling, and construction activities. Screw compressors are valued for their reliability, continuous operation, and ability to withstand harsh operating conditions.

8. Oil and Gas Industry:

The oil and gas industry extensively uses screw compressors for gas compression and processing. Screw compressors are employed in natural gas pipelines, gas processing plants, and refineries. They handle the compression of gases, such as natural gas, hydrogen, and process gases, ensuring efficient transportation and refining operations.

These are just a few examples of the industrial applications where screw compressors are commonly used. Their high efficiency, continuous operation, compact design, and capacity flexibility make them well-suited for a wide range of industrial processes and systems.

China factory High Pressure Air Compressors Screw 21bar Portable Screw Air Compressors Manufacturer   best air compressorChina factory High Pressure Air Compressors Screw 21bar Portable Screw Air Compressors Manufacturer   best air compressor
editor by CX 2024-05-09

China Standard Air Compressor Screw High Pressure 221kw Diesel Mobile Screw Air Compressor Manufacturer air compressor price

Product Description

This series primarily used with construction and mining ,bolting rig, various hand held drill machines, drifters, blasting equipment and various air source requirement.


Product Description

Configuration

PORTABLE

Power

221kw

Brand Name

SANROCK

Model Number

QSDP660LG-20C

Dimension(L*W*H)

4450*2120*2142mm

Weight

2800kg

Working Pressure

20bar

Max Working/Idle Speed

1750/1300rpm

Product name

Screw Air Compressor

Application

mining quarry, water well,constructure,etc

Keywords

Air Compressor Screw

Feature

High Efficiency

Capacity

18m3/min

Fuel tank capacity

340L

Noise

82±3dB(A)

Type

2wheel 

Outlet Valve

1*G1 1/2 & 1*G3/4

Cooling method

Air Cooling

Features:
1.Automatic control and protection system.
2.Error free capacity control.
3.Deluxe microcomputer florescence control panel.
4.All weather models for high altitude operations.
5.High quality filtration system with safety filters.
6.The host has higher efficiency, better reliability and longer life.
7.The diesel engine has strong power and low fuel consumption.
8.The air volume control system is simple and reliable, saving diesel.
9.Multi-stage air filter, suitable for dusty working enviro
10.Easy to move, it can still move flexibly in harsh terrain conditions.

Company Profile

 

Certifications

 

Packaging & Shipping

 

FAQ

1.what can you buy from us?
DTH drilling rig,core drilling rig,highway pile driver,solar pile driver ,anchor pile driver
,rotary drill rig ,underground jumbo drill rig ,screw air compressor,DTH hammer,drill rod,
piston air compressor,pneumatic rock drill ,drill bit,tricone bit ,spare parts.

2.How can I make payment?
A:You can pay by credit card, TT, Western Union, LC etc.

3. How is the shipment? How long dose it take?
A: For large quantity or heavy products, we ship by sea shipping or land shipping. Shipping efficiency depends on country and city you want to ship to. For small and delicate products, we ship by DHL, UPS, Fedex or TNT.You can also appoint shipping method you like before we ship.

4.How is your quality control?
A: We have our own experienced QC.There will be strict inspection and testing for every order before shipping out.

 

  /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

After-sales Service: Online Technical Services
Warranty: 1 Year
Lubrication Style: Lubricated

.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}

Shipping Cost:

Estimated freight per unit.







about shipping cost and estimated delivery time.
Payment Method:







 

Initial Payment



Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

air compressor

What Is the Lifespan of a Typical Screw Compressor?

The lifespan of a typical screw compressor can vary depending on several factors, including the quality of the equipment, maintenance practices, operating conditions, and usage patterns. Here’s a detailed explanation:

The lifespan of a screw compressor is typically measured in operating hours, which refers to the cumulative hours the compressor has been in operation. While it’s challenging to provide an exact lifespan, as it can vary significantly, screw compressors are generally designed to have a long service life, often ranging from 20,000 to 100,000 operating hours.

Several factors can influence the lifespan of a screw compressor:

  • 1. Quality of Construction: The quality of construction and materials used in the compressor’s manufacturing plays a crucial role in its lifespan. Compressors built with high-quality components and robust construction tend to have a longer service life compared to those with lower-quality materials.
  • 2. Maintenance Practices: Regular and proper maintenance is essential to extend the lifespan of a screw compressor. Following the manufacturer’s recommended maintenance schedule, including tasks such as oil changes, filter replacements, and inspection of critical components, helps ensure optimal performance and reliability. Neglecting maintenance can lead to premature wear and potential breakdowns.
  • 3. Operating Conditions: The operating conditions in which the compressor operates can impact its lifespan. Factors such as temperature, humidity, and the presence of contaminants in the ambient air can affect the compressor’s performance and longevity. Compressors operated in clean, well-ventilated environments with controlled temperature and humidity conditions tend to have longer lifespans.
  • 4. Load and Usage Patterns: The load and usage patterns of the compressor also influence its lifespan. Compressors operated at or near their maximum capacity for prolonged periods may experience higher wear and tear compared to those operated within their recommended operating range. Compressors subjected to frequent start-stop cycles or continuous operation may have different lifespans based on the stress placed on their components.
  • 5. Maintenance and Repairs: The response to maintenance and repair needs can impact the compressor’s lifespan. Timely addressing of maintenance issues and prompt repairs when faults or malfunctions occur can prevent further damage and help prolong the compressor’s lifespan.
  • 6. Manufacturer and Design: The reputation and expertise of the manufacturer play a role in determining the compressor’s lifespan. Established manufacturers with a track record of producing reliable and durable equipment often design their compressors to have longer lifespans. It’s advisable to choose compressors from reputable manufacturers known for their quality and reliability.

It’s important to note that while a screw compressor may have a designed lifespan, it doesn’t necessarily mean it will fail immediately after reaching that threshold. With proper maintenance and care, compressors can often exceed their expected lifespan. On the other hand, neglecting maintenance or subjecting the compressor to harsh operating conditions can shorten its lifespan.

Regular monitoring of the compressor’s performance, including parameters such as discharge temperature, vibration levels, and energy consumption, can help identify any potential issues and take corrective actions to maintain the compressor’s reliability and extend its lifespan.

In summary, the lifespan of a typical screw compressor can range from 20,000 to 100,000 operating hours, depending on factors such as the quality of construction, maintenance practices, operating conditions, usage patterns, and manufacturer reputation. Adhering to proper maintenance practices, operating the compressor within its recommended parameters, and choosing a reputable manufacturer can help ensure a longer lifespan for the screw compressor.

air compressor

How Do Screw Compressors Contribute to Energy Savings?

Screw compressors offer several features and advantages that contribute to energy savings. Here’s a detailed explanation:

1. Efficient Compression Process:

Screw compressors are known for their efficiency in compressing air or gas. They use a unique rotary screw design, where two intermeshing screws rotate to compress the air. This design provides continuous and smooth compression, resulting in less energy loss compared to other compression technologies, such as reciprocating compressors. The efficient compression process of screw compressors helps reduce energy consumption.

2. Load and Unload Operation:

Screw compressors often incorporate load and unload operation, also known as capacity control. This feature allows the compressor to match its output to the actual demand for compressed air. During periods of lower demand, the compressor unloads by disengaging some of its capacity. This reduces power consumption since the compressor is not operating at full load continuously. By adjusting the compressor’s output to match the required air flow, load and unload operation helps save energy.

3. Variable Speed Drive (VSD) Technology:

Many screw compressors are equipped with Variable Speed Drive (VSD) technology. A VSD allows the compressor’s motor speed to be adjusted according to the demand for compressed air. By running the compressor at lower speeds during periods of lower demand, the energy consumption can be significantly reduced. The VSD technology enables precise control over the compressor’s output, resulting in energy savings and improved efficiency.

4. Air Leakage Reduction:

A common source of energy loss in compressed air systems is air leakage. Screw compressors are designed to minimize air leakage through improved sealing mechanisms and enhanced construction materials. By reducing air leakage, the compressor can operate more efficiently, as less energy is wasted in compressing air that escapes before reaching the intended point of use. Regular maintenance and monitoring practices help identify and address air leakage issues, further contributing to energy savings.

5. Integrated Energy Recovery:

In certain applications, screw compressors can be configured to recover and utilize the heat generated during the compression process. This recovered heat can be used for various purposes, such as space heating, preheating process air or water, or powering other thermal processes. By utilizing the recovered heat energy, screw compressors enhance overall energy efficiency and reduce the need for additional heating systems.

6. System Optimization and Controls:

Screw compressors often feature advanced control systems that optimize their operation for energy efficiency. These control systems monitor various parameters, such as system pressure, air demand, and temperature, and adjust the compressor’s operation accordingly. By continuously analyzing the system requirements and making intelligent adjustments, the control systems help minimize energy waste and maintain optimal performance.

7. Maintenance and Proper Operation:

Regular maintenance and proper operation of screw compressors are essential for maximizing energy savings. Routine maintenance activities, such as cleaning air filters, checking lubrication levels, and inspecting and repairing leaks, ensure the compressor operates at peak efficiency. Additionally, proper operation practices, such as avoiding excessive idling or overloading, contribute to energy savings and prolong the compressor’s lifespan.

In summary, screw compressors contribute to energy savings through their efficient compression process, load and unload operation, variable speed drive technology, air leakage reduction, integrated energy recovery, system optimization, and proper maintenance and operation. By utilizing these features and implementing energy-conscious practices, industries can significantly reduce energy consumption and lower operating costs in compressed air systems.

air compressor

Can Screw Compressors Handle High-Pressure Applications?

Yes, screw compressors are capable of handling high-pressure applications. Here’s a detailed explanation:

Screw compressors are known for their ability to deliver high-pressure compressed air or gas. The design of screw compressors allows them to achieve higher pressure ratios compared to other types of compressors, such as reciprocating piston compressors.

The compression process in screw compressors is continuous and smooth, which enables them to handle high-pressure requirements efficiently. The intermeshing rotors create compression chambers that gradually reduce in volume, resulting in the compression of air or gas. By adjusting the rotational speed of the rotors and optimizing the design parameters, screw compressors can generate the desired high discharge pressures.

However, it’s important to note that the maximum pressure capability of a screw compressor may vary depending on factors such as:

  • 1. Compressor Design: The design features of the screw compressor, including the rotor profile, sealing mechanism, and cooling system, can influence its maximum pressure capacity.
  • 2. Rotor Size and Speed: The size and rotational speed of the rotors impact the compression ratio and, consequently, the achievable discharge pressure. Larger rotors and higher rotational speeds generally allow for higher pressure ratios.
  • 3. Drive Power: The power of the drive motor connected to the screw compressor affects its ability to handle high-pressure applications. Adequate power is necessary to overcome the resistance and maintain the desired compression ratio.
  • 4. Structural Integrity: The structural integrity and material strength of the compressor housing, rotors, and other components determine the maximum pressure that the compressor can withstand without failure or leakage.

It’s important to select a screw compressor with the appropriate specifications and consult the manufacturer’s guidelines to ensure that it can handle the specific high-pressure requirements of the application.

Additionally, it’s worth noting that high-pressure applications may also require additional equipment, such as pressure vessels or downstream pressure regulators, to safely handle and control the compressed air or gas at the desired pressure levels.

China Standard Air Compressor Screw High Pressure 221kw Diesel Mobile Screw Air Compressor Manufacturer   air compressor priceChina Standard Air Compressor Screw High Pressure 221kw Diesel Mobile Screw Air Compressor Manufacturer   air compressor price
editor by CX 2024-05-09

China manufacturer Screw Type Air Compressor 11kw 15HP with high quality

Product Description

PM VSD TYPE SCREW AIR COMPRESSOR

* High efficiency power-saving

* Permanent magnet motor
 

* Frequency Inverter 

Model

Power KW

Power HP

Air flow L/min

Pressure  bar

Drive Mode 

SA-10E

7.5

10

1.2/1.1/0.95/0.8

7/8/10/12

Direct

   SA-15E

11

15

1.65/1.5/1.3/1.1

7/8/10/12

Direct

SA-20E

15

20

2.5/2.3/2.1/1.72

7/8/10/12

Direct

SA-25E

18.5

25

3.2/3.0/2.7/2.4

7/8/10/12

Direct

SA-30E

22

30

3.8/3.6/3.2/2.7

7/8/10/12

Direct

SA-40E

30

40

5.3/5.0/4.5/4.0

7/8/10/12

Direct

SA-50E

37

50

6.8/6.2/5.6/5.0

7/8/10/12

Direct

SA-75V

55

75

10/9.6/8.5/7.6

7/8/10/12

Direct

SA-100V

75

100

13.4/12.6/11.2/10.0

7/8/10/12

Direct

SA-150V

110

150

21/19.8/17.4/14.8

7/8/10/12

Direct

SA-175V

132

175

24.5/23.2/20.5/17.4

7/8/10/12

Direct

FAQ:

Q1: Are you factory or trade company?
A1: We are factory. And we have ourselves trading company.
  
Q2: How about the warranty terms of your machine?
A2: One year for the whole machine and 2 years for screw air end, except consumble spare parts.
 
Q3: Could you provide some spare parts of the machines?
A3: Yes, we can offer.
 
Q4: What about product package?
A4: We will pack the products strictly with standard wooden carton.
 
Q5: Can you customized the voltage of products?
A5: Yes, the voltage can be customized according to your requirement. Like 380V/60HZ, 415V/50HZ, 220V/60HZ and so on.
 
Q6: Can you provide samples?
A6: Yes, we cam provide samples.
 
Q7: How long will you take to arrange production?
A7: Regular model within 7-15 days. Customized model within 25-30 days.

Q8: How about your customer service?
A8: 24 hours on-line service available. 48 hours problem solved promise.
 
Q9: Which payment term can you accept?
A9: T/T 30% as deposit, and 70% before delivery. We’ll show you the photos of the products and packages before you pay the balance.
 
Q10: Which trade term can you accept?
A10: Available trade terms: FOB, CIF, CFR, EXW, CPT, etc.

  /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

After-sales Service: Online Service
Warranty: 1 Year
Lubrication Style: Lubricated
Cooling System: Air Cooling
Power Source: AC Power
Cylinder Position: Vertical
Samples:
US$ 1400/unit
1 unit(Min.Order)

|
Request Sample

Customization:
Available

|

air compressor

Can Screw Compressors Be Used for Air Conditioning?

Yes, screw compressors can be used for air conditioning applications, particularly in larger commercial and industrial HVAC systems. Here’s a detailed explanation:

Screw compressors are a type of positive displacement compressor that can effectively handle large volumes of gas or air. They are known for their high efficiency, reliability, and ability to provide continuous operation. These qualities make screw compressors well-suited for air conditioning systems that require the compression of refrigerant gases to facilitate cooling.

In air conditioning applications, screw compressors are commonly used in two types of systems:

  • 1. Chillers: Screw compressors are frequently employed in chiller systems, which are central air conditioning units that cool water or another secondary refrigerant. In chiller-based air conditioning systems, the screw compressor works in conjunction with other components such as evaporators, condensers, and expansion valves to extract heat from the chilled water or secondary refrigerant and provide cooling to the desired space.
  • 2. Variable Refrigerant Flow (VRF) Systems: VRF systems utilize multiple individual indoor units connected to a single outdoor unit. These systems can provide simultaneous heating and cooling to different zones within a building. In VRF systems, screw compressors are often used in the outdoor units to compress the refrigerant gas, which is then distributed to the indoor units for heat exchange and cooling.

The advantages of using screw compressors in air conditioning systems include:

  • 1. High Capacity: Screw compressors are capable of handling large volumes of gas or air, making them suitable for air conditioning applications that require high cooling capacities.
  • 2. Energy Efficiency: Screw compressors can deliver high energy efficiency, especially when equipped with variable speed drives (VSD) that allow the compressor to adjust its speed based on the cooling demand. This leads to energy savings and improved system performance.
  • 3. Reliability: Screw compressors are known for their reliability and durability, making them a suitable choice for air conditioning systems that require continuous operation and long service life.
  • 4. Smooth Operation: Screw compressors operate with minimal vibration and noise, contributing to a comfortable and quiet air conditioning environment.
  • 5. Control Flexibility: Screw compressors can offer control flexibility, allowing for efficient modulation of cooling capacity based on the cooling load. This enables precise temperature control and improves overall system performance.

It’s important to note that screw compressors used in air conditioning systems require proper installation, maintenance, and periodic inspections to ensure optimal performance and longevity. Regular maintenance tasks, such as checking refrigerant levels, cleaning filters, and inspecting compressor components, should be performed in accordance with the manufacturer’s recommendations.

In summary, screw compressors can be effectively used for air conditioning applications, particularly in larger commercial and industrial HVAC systems. Their high capacity, energy efficiency, reliability, smooth operation, and control flexibility make them well-suited for chiller and VRF systems. Proper installation, maintenance, and adherence to manufacturer guidelines are essential for optimal performance and longevity of screw compressors in air conditioning applications.

air compressor

How Do Screw Compressors Contribute to Energy Savings?

Screw compressors offer several features and advantages that contribute to energy savings. Here’s a detailed explanation:

1. Efficient Compression Process:

Screw compressors are known for their efficiency in compressing air or gas. They use a unique rotary screw design, where two intermeshing screws rotate to compress the air. This design provides continuous and smooth compression, resulting in less energy loss compared to other compression technologies, such as reciprocating compressors. The efficient compression process of screw compressors helps reduce energy consumption.

2. Load and Unload Operation:

Screw compressors often incorporate load and unload operation, also known as capacity control. This feature allows the compressor to match its output to the actual demand for compressed air. During periods of lower demand, the compressor unloads by disengaging some of its capacity. This reduces power consumption since the compressor is not operating at full load continuously. By adjusting the compressor’s output to match the required air flow, load and unload operation helps save energy.

3. Variable Speed Drive (VSD) Technology:

Many screw compressors are equipped with Variable Speed Drive (VSD) technology. A VSD allows the compressor’s motor speed to be adjusted according to the demand for compressed air. By running the compressor at lower speeds during periods of lower demand, the energy consumption can be significantly reduced. The VSD technology enables precise control over the compressor’s output, resulting in energy savings and improved efficiency.

4. Air Leakage Reduction:

A common source of energy loss in compressed air systems is air leakage. Screw compressors are designed to minimize air leakage through improved sealing mechanisms and enhanced construction materials. By reducing air leakage, the compressor can operate more efficiently, as less energy is wasted in compressing air that escapes before reaching the intended point of use. Regular maintenance and monitoring practices help identify and address air leakage issues, further contributing to energy savings.

5. Integrated Energy Recovery:

In certain applications, screw compressors can be configured to recover and utilize the heat generated during the compression process. This recovered heat can be used for various purposes, such as space heating, preheating process air or water, or powering other thermal processes. By utilizing the recovered heat energy, screw compressors enhance overall energy efficiency and reduce the need for additional heating systems.

6. System Optimization and Controls:

Screw compressors often feature advanced control systems that optimize their operation for energy efficiency. These control systems monitor various parameters, such as system pressure, air demand, and temperature, and adjust the compressor’s operation accordingly. By continuously analyzing the system requirements and making intelligent adjustments, the control systems help minimize energy waste and maintain optimal performance.

7. Maintenance and Proper Operation:

Regular maintenance and proper operation of screw compressors are essential for maximizing energy savings. Routine maintenance activities, such as cleaning air filters, checking lubrication levels, and inspecting and repairing leaks, ensure the compressor operates at peak efficiency. Additionally, proper operation practices, such as avoiding excessive idling or overloading, contribute to energy savings and prolong the compressor’s lifespan.

In summary, screw compressors contribute to energy savings through their efficient compression process, load and unload operation, variable speed drive technology, air leakage reduction, integrated energy recovery, system optimization, and proper maintenance and operation. By utilizing these features and implementing energy-conscious practices, industries can significantly reduce energy consumption and lower operating costs in compressed air systems.

air compressor

Can Screw Compressors Handle High-Pressure Applications?

Yes, screw compressors are capable of handling high-pressure applications. Here’s a detailed explanation:

Screw compressors are known for their ability to deliver high-pressure compressed air or gas. The design of screw compressors allows them to achieve higher pressure ratios compared to other types of compressors, such as reciprocating piston compressors.

The compression process in screw compressors is continuous and smooth, which enables them to handle high-pressure requirements efficiently. The intermeshing rotors create compression chambers that gradually reduce in volume, resulting in the compression of air or gas. By adjusting the rotational speed of the rotors and optimizing the design parameters, screw compressors can generate the desired high discharge pressures.

However, it’s important to note that the maximum pressure capability of a screw compressor may vary depending on factors such as:

  • 1. Compressor Design: The design features of the screw compressor, including the rotor profile, sealing mechanism, and cooling system, can influence its maximum pressure capacity.
  • 2. Rotor Size and Speed: The size and rotational speed of the rotors impact the compression ratio and, consequently, the achievable discharge pressure. Larger rotors and higher rotational speeds generally allow for higher pressure ratios.
  • 3. Drive Power: The power of the drive motor connected to the screw compressor affects its ability to handle high-pressure applications. Adequate power is necessary to overcome the resistance and maintain the desired compression ratio.
  • 4. Structural Integrity: The structural integrity and material strength of the compressor housing, rotors, and other components determine the maximum pressure that the compressor can withstand without failure or leakage.

It’s important to select a screw compressor with the appropriate specifications and consult the manufacturer’s guidelines to ensure that it can handle the specific high-pressure requirements of the application.

Additionally, it’s worth noting that high-pressure applications may also require additional equipment, such as pressure vessels or downstream pressure regulators, to safely handle and control the compressed air or gas at the desired pressure levels.

China manufacturer Screw Type Air Compressor 11kw 15HP   with high qualityChina manufacturer Screw Type Air Compressor 11kw 15HP   with high quality
editor by CX 2024-05-08

China high quality Customized Industrial CO2 Helium Argon Gas Oil Free Diaphragm Compressor Manufacturer air compressor portable

Product Description

 

Reciprocating Completely Oil-Free Diaphragm Compressor
( Blue Font To View Hyperlink)

 

Our company specialize in producing various kinds of compressor products, such as:Diaphragm compressor,Piston compressor, Air compressors,Nitrogen generator,Oxygen generator ,Gas cylinder,etc. All products can be customized according to your parameters and other requirements.

Process Principle
Diaphragm compressor according to the needs of the user, choose the right type of compressor to meet the needs of the user. The diaphragm of the metal diaphragm compressor completely separates the gas from the hydraulic oil system to ensure the purity of the gas and no pollution to the gas. At the same time, advanced manufacturing technology and accurate membrane cavity design technology are adopted to ensure the service life of the diaphragm compressor diaphragm. No pollution: the metal diaphragm group completely separates the process gas from the hydraulic oil and lubricating oil parts to ensure the gas purity.
Main Structure
Diaphragm compressor structure is mainly composed of motor, base, crankcase, crankshaft linkage mechanism, cylinder components, crankshaft connecting rod, piston, oil and gas pipeline, electric control system and some accessories.
Gas Media 
Our compressors can compress ammonia, propylene, nitrogen, oxygen, helium, hydrogen, hydrogen chloride, argon, hydrogen chloride, hydrogen sulfide, hydrogen bromide, ethylene, acetylene, etc.(Nitrogen diaphragm compressor,bottle filling compressor,oxygen diaphragm compressor)
GD Model Instruction
GD diaphragm compressor is a special structure of the volumetric compressor, is the highest level of compression in the field of gas compression, this compression method Without secondary pollution, it can ensure the purity of gas is more than 5, and it has very good protection against compressed gas. It has the characteristics of large compression ratio, good sealing performance, and the compressed gas is not polluted by lubricating oil and other CHINAMFG impurities. Therefore, it is suitable for compressing high-purity, rare and precious, flammable, explosive, toxic, harmful, corrosive and high-pressure gases. The compression method is generally specified in the world for compressing high-purity gas, flammable and explosive gas, toxic gas and oxygen. Etc. (such as nitrogen diaphragm compressor, oxygen diaphragm compressor, hydrogen sulfide diaphragm compressor, argon diaphragm compressor, etc.).
GD diaphragm compressor for my company independent research and development of large diaphragm compressor, its advantages are: high compression ratio, large displacement, large piston force, stable running, high exhaust pressure, etc, has been widely used and petroleum chemical industry and nuclear power plant, and so on,.Two GD type diaphragm compressor cylinder arrangement for symmetrically arranged in parallel, more suitable for the petrochemical and nuclear power plant such as uninterrupted operation for a long time, because of the cylinder body symmetry, run up against other arrangement of diaphragm compressor is the most stable operation, running, small vibration from the ground clearance is more convenient in maintenance.
Advantages
1.Good sealing performance
Diaphragm compressor is a kind of special structure displacement compressor.The gas does not need lubrication,the sealing performance is good,the compression medium does not contact with any lubricant,and there will be no pollution in the compression process.It is especially suitable for high purity(99.9999%),rate,extremely corrosive,toxic and harmful,inflammable and explosive.Compression,transportation and bottle filling of radioactive gases.Membrane head is sealed with inlaid double O-ring,and its sealing effect is far better than that of open type.
2.Cylinder has good heat dissipation performance
The working cylinder of diaphragm compressor has good heat dissipation performance and is close to isothermal compression.It can adopt higher compression ratio and is suitable for compressing high-pressure gas.
3.Compressor speed is low and service life of vulnerable parts is prolonged.The new type of diaphragm cavity curve improve the volume efficiency of the compressor,optimize the value type,and adopt special heat treatment method for diaphragm,which greatly improves the service life of the compressor.
4.The high efficiency cooler is adopted,which makes the whole machine low in temperature and high in efficiency.The service life of lubricating oil,O-ring and value spring can be prolonged appropriately .Under the condition of meeting the buyer’s technological parameters,the structure is more advanced,reasonable and energy-saving.
5.The diaphragm rupture alarm structure is advanced,reasonable and reliable.The diaphragm installation has no directionality and is easy to replace.
6.The parts and components of the whole equipment are concentrated on a skid-mounted chassis,which is convenient for transportation,installation and management.

Reference Operating Parameter:

Model GD-120/4-80 Remarks
Volume Flow Nm3/h 120 No-Standard
Working pressure Suction pressure: 0.4MPa No-Standard
  Exhaust pressure: 8.0MPa No-Standard
Cooling Method    Water-Cooled  No-Standard
Intake temperature °C 0~30  
Inlet pressure MPa 0.3~0.4  
Discharge temperature °C ≤45ºC  
Noise dB(A) ≤80  
Power/Frequence V/Hz 380/50 No-Standard
Motor Power Kw 22KW~200KW No-Standard
Crankshaft speed r/min 420  
Overall dimension L/mm 3000  
  W/mm 1600  
  H/mm 1400  

Reference Specification

1 GD-120/4-80 3.0 120 0.4 8.0 3000x1600x1400   30
2 GD-130/0.98-11 3.0 130 0.098 1.1 3000x1800x1600 4.0 30
3 GD-150/2-20 3.0 150 0.2 2.0 3000x1800x1600 4.0 37
4 GD-100/0.1-5 4.0 100 0.01 0.5 2800X1500X1500 3.0 18.5
5 GD-100/5.5-200 5.0 100 0.55 20 3200X2000X1600 4.5 45
6 GD-80/0.12-4 5.0 80 0.012 0.4 2800x1600x 1500 3.8 15
7 GD-60/0.3-6 4.0 60 0.03 0.6 2800x1600x1500 4.0 15
8 GD-70/0.1-8 3.8 70 0.01 0.8 3000 x 1600×1250 5.0 18.5
9 GD-40/0.02-160 5.0 40 0.02 16 2800x1460x1530 3.0 22
10 GD-100/0.5-6 2.0 100 0.05 0.6 3000x2000x1560 6.0 18.5
11 GD-36/1-150 4.0 36 0.1 15 3000x1500x1500 4.0 45
12 GD-35/0.7-300 4.0 35 0.07 30 3000x1600x1500 4.0 22
13 GD-500/15-35 4.5 500 1.5 3.5 3000x2000x1700 4.0 45
14 GD-150/15-210 4.5 150 1.5 21 3200x1700x1600 4.0 45
15 GD-120/8-220 4.5 120 0.8 22 3200x1700x1600 3.8 45
16 GD-100/9 4.5 100 0.0 0.9 3200x1700x1800 4.5 22
17 GD-100/1.5-150 4.5 100 0.15 15 3200x1700x1800 4.5 45
18 GD-40/30 4.5 40 0.0 3.0 3200x1700x1800 4.0 18.5

 

 

 

 

 

 

 

 

 

 

 

 

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Warranty: 18month
Structure Type: D Type
Piston Travel: 130-210mm
Max.Piston Force: 40kn-160kn
Max.Discharge Pressure: 100MPa
Flow-Rate Range: 30-2000nm3/H
Customization:
Available

|

air compressor

Can Gas Air Compressors Be Used in Construction Projects?

Gas air compressors are widely used in construction projects due to their portability, versatility, and ability to provide the necessary compressed air for various applications. They are an essential tool in the construction industry, enabling the efficient and effective operation of pneumatic tools and equipment. Here’s a detailed explanation of how gas air compressors are used in construction projects:

1. Powering Pneumatic Tools:

Gas air compressors are commonly used to power a wide range of pneumatic tools on construction sites. These tools include jackhammers, nail guns, impact wrenches, concrete breakers, air drills, sanders, grinders, and paint sprayers. The compressed air generated by the gas air compressor provides the necessary force and power for efficient operation of these tools, enabling tasks such as concrete demolition, fastening, surface preparation, and finishing.

2. Air Blow and Cleaning Operations:

In construction projects, there is often a need to clean debris, dust, and dirt from work areas, equipment, and surfaces. Gas air compressors are used to generate high-pressure air for air blow and cleaning operations. This helps maintain cleanliness, remove loose materials, and prepare surfaces for further work, such as painting or coating.

3. Operating Pneumatic Systems:

Gas air compressors are employed to operate various pneumatic systems in construction projects. These systems include pneumatic control devices, pneumatic cylinders, and pneumatic actuators. Compressed air from the gas air compressor is used to control the movement of equipment, such as gates, doors, and barriers, as well as to operate pneumatic lifts, hoists, and other lifting mechanisms.

4. Concrete Spraying and Shotcreting:

Gas air compressors are utilized in concrete spraying and shotcreting applications. Compressed air is used to propel the concrete mixture through a nozzle at high velocity, ensuring proper adhesion and distribution on surfaces. This technique is commonly employed in applications such as tunnel construction, slope stabilization, and repair of concrete structures.

5. Sandblasting and Surface Preparation:

In construction projects that require surface preparation, such as removing old paint, rust, or coatings, gas air compressors are often used in conjunction with sandblasting equipment. Compressed air powers the sandblasting process, propelling abrasive materials such as sand or grit onto the surface to achieve effective cleaning and preparation before applying new coatings or finishes.

6. Tire Inflation and Equipment Maintenance:

Gas air compressors are utilized for tire inflation and equipment maintenance on construction sites. They provide compressed air for inflating and maintaining proper tire pressure in construction vehicles and equipment. Additionally, gas air compressors are used for general equipment maintenance, such as cleaning, lubrication, and powering pneumatic tools for repair and maintenance tasks.

7. Portable and Remote Operations:

Gas air compressors are particularly beneficial in construction projects where electricity may not be readily available or feasible. Portable gas air compressors provide the flexibility to operate in remote locations, allowing construction crews to utilize pneumatic tools and equipment without relying on a fixed power source.

Gas air compressors are an integral part of construction projects, facilitating a wide range of tasks and enhancing productivity. Their ability to power pneumatic tools, operate pneumatic systems, and provide compressed air for various applications makes them essential equipment in the construction industry.

air compressor

Can Gas Air Compressors Be Used for Gas Line Maintenance?

Gas air compressors can be used for certain aspects of gas line maintenance, primarily for tasks that require compressed air. Here’s a detailed explanation:

1. Clearing Debris and Cleaning:

Gas air compressors can be utilized to clear debris and clean gas lines. Compressed air can be directed through the gas lines to dislodge and remove dirt, dust, rust particles, or other contaminants that may accumulate over time. This helps maintain the integrity and efficiency of the gas lines.

2. Pressure Testing:

Gas line maintenance often involves pressure testing to ensure the lines can withstand the required operating pressures. Gas air compressors can provide the necessary compressed air to pressurize the lines for testing purposes. By pressurizing the gas lines with compressed air, technicians can identify any leaks or weaknesses in the system.

3. Leak Detection:

Gas air compressors can also be used in conjunction with appropriate leak detection equipment to identify and locate gas leaks in the gas lines. Compressed air can be introduced into the lines, and the detection equipment can then identify any areas where the compressed air escapes, indicating a potential gas leak.

4. Valve and Equipment Maintenance:

Gas line maintenance may involve the inspection, maintenance, or replacement of valves and associated equipment. Compressed air can be used to clean and blow out debris from valves, purge lines, or assist in the disassembly and reassembly of components.

5. Pipe Drying:

Gas air compressors can aid in drying gas lines after maintenance or repairs. By blowing compressed air through the lines, any residual moisture can be removed, ensuring the gas lines are dry before being put back into service.

6. Precautions and Regulations:

When using gas air compressors for gas line maintenance, it is essential to follow safety precautions and adhere to relevant regulations. Gas line maintenance often involves working in hazardous environments, and proper training, equipment, and procedures must be followed to ensure the safety of personnel and the integrity of the gas system.

It is important to note that gas air compressors should not be used directly for pressurizing or transporting natural gas or other combustible gases. Gas line maintenance tasks involving gas air compressors primarily focus on using compressed air for specific maintenance and testing purposes, as outlined above.

In summary, gas air compressors can be useful for certain aspects of gas line maintenance, including clearing debris, pressure testing, leak detection, valve and equipment maintenance, and pipe drying. However, it is crucial to follow safety guidelines and regulations when working with gas lines and compressed air to ensure the safety and integrity of the gas system.

air compressor

What Safety Precautions Should Be Taken When Operating Gas Air Compressors?

Operating gas air compressors safely is essential to prevent accidents, injuries, and equipment damage. It’s important to follow proper safety precautions to ensure a safe working environment. Here’s a detailed explanation of the safety precautions that should be taken when operating gas air compressors:

1. Read and Follow the Manufacturer’s Instructions:

Before operating a gas air compressor, carefully read and understand the manufacturer’s instructions, user manual, and safety guidelines. Follow the recommended procedures, maintenance schedules, and any specific instructions provided by the manufacturer.

2. Provide Adequate Ventilation:

Gas air compressors generate exhaust fumes and heat during operation. Ensure that the operating area is well-ventilated to prevent the accumulation of exhaust gases, which can be harmful or even fatal in high concentrations. If operating indoors, use ventilation systems or open windows and doors to allow fresh air circulation.

3. Wear Personal Protective Equipment (PPE):

Wear appropriate personal protective equipment (PPE) when operating a gas air compressor. This may include safety glasses, hearing protection, gloves, and sturdy footwear. PPE helps protect against potential hazards such as flying debris, noise exposure, and hand injuries.

4. Perform Regular Maintenance:

Maintain the gas air compressor according to the manufacturer’s recommendations. Regularly inspect the compressor for any signs of wear, damage, or leaks. Keep the compressor clean and free from debris. Replace worn-out parts and components as needed to ensure safe and efficient operation.

5. Preventive Measures for Fuel Handling:

If the gas air compressor is powered by fuels such as gasoline, diesel, or propane, take appropriate precautions for fuel handling:

  • Store fuel in approved containers and in well-ventilated areas away from ignition sources.
  • Refuel the compressor in a well-ventilated outdoor area, following proper refueling procedures and avoiding spills.
  • Handle fuel with caution, ensuring that there are no fuel leaks or spills near the compressor.
  • Never smoke or use open flames near the compressor or fuel storage areas.

6. Use Proper Electrical Connections:

If the gas air compressor requires electrical power, follow these electrical safety precautions:

  • Ensure that the electrical connections and wiring are properly grounded and in compliance with local electrical codes.
  • Avoid using extension cords unless recommended by the manufacturer.
  • Inspect electrical cords and plugs for damage before use.
  • Do not overload electrical circuits or use improper voltage sources.

7. Secure the Compressor:

Ensure that the gas air compressor is securely positioned and stable during operation. Use appropriate mounting or anchoring methods, especially for portable compressors. This helps prevent tipping, vibrations, and movement that could lead to accidents or injuries.

8. Familiarize Yourself with Emergency Procedures:

Be familiar with emergency procedures and know how to shut off the compressor quickly in case of an emergency or malfunction. Have fire extinguishers readily available and know how to use them effectively. Develop an emergency action plan and communicate it to all personnel working with or around the compressor.

It’s crucial to prioritize safety when operating gas air compressors. By following these safety precautions and using common sense, you can minimize the risks associated with compressor operation and create a safer work environment for yourself and others.

China high quality Customized Industrial CO2 Helium Argon Gas Oil Free Diaphragm Compressor Manufacturer   air compressor portableChina high quality Customized Industrial CO2 Helium Argon Gas Oil Free Diaphragm Compressor Manufacturer   air compressor portable
editor by CX 2024-05-03

China wholesaler 8bar 15kw Electric Permanent Magnet Rotary Screw Air Compressor manufacturer

Product Description

Product Description

Product Description

1) Germany imported main host, large rotor, low speed, high efficiency and high reliability.

2) Our unique dual-frequency design concept, to achieve effective energy saving and constant temperature, the frequency conversion tolerance range can reach 25%-100%.

3) Adopting the characteristics of stepless speed regulation of the frequency converter, through the PID regulator inside the controller or the frequency converter, it can quickly respond to pressure fluctuations and stabilize the air pressure. Compared with the upper and lower limit switch control of the power frequency operation, the air pressure is stable. Sexuality increased exponentially (±0.1 bar).

4) Acceleration/deceleration control soft start and stop, no starting CHINAMFG current.

5) When the whole machine is running stably, the frequency is less than the frequency of the power frequency machine, and the noise and mechanical wear are greatly reduced, which prolongs the life of the whole machine.

6) Pre-set large volume front air filter to ensure that the inside of the machine runs in a cleaner environment, suitable for

different environments.

 

Application fields:

Textile, spraying, medical, chemical, building materials, food processing, electronics, light industry,etc

Specification

Model

LV7M

LV11M

LV15M

LV22M

LV37M

Air Displacement(m3/min)

1.15

1.65

2.3

3.6

6.1

Working Pressure(bar)

8

8

8

8

8

Compression stage

1

1

1

1

1

Motor power(kw)

7.5

11

15

22

37

Rotate speed(rpm)

3000

3000

3000

3000

3000

Voltage(V/P/Hz)

380/3/50

380/3/50

380/3/50

380/3/50

380/3/50

Start

Soft start

Soft start

Soft start

Soft start

Soft start

Transfer method

Direct-driven

Direct-driven

Direct-driven

Direct-driven

Direct-driven

Connector size

G3/4″

G3/4″

G1″

G1″

G1-1/2″

Cooling

Air Cooling

Air Cooling

Air Cooling

Air Cooling

Air Cooling

Dimension(L*W)mm

940*670*820

1170*690*940

1170*690*940

1250*770*1115

1400*880*1300

Weight(kg)

220

350

380

580

780

Details Images

Packing & Delivery

Company Profile

  Founded in 1997, our factory has become 1 of the most powerful air compressor equipment and engineering drilling equipment manufacturers in China, and is a member of the national compressor industry association, drilling machinery and pneumatic tools industry association, and a drafting unit of national standards. All the products have passed the quality system certification of ISO9001:2000 and national inspection-free products.

  Its total registered capital of 245 million yuan, holding 10 subsidiaries, is a set of technology research and development,
production and manufacturing, sales and service functions in 1 of the modern machinery and equipment manufacturing
enterprises,the enterprise covers an area of 31000m2. The group has more than 1100 employees, including more than 100 middle and senior technical personnel. The group has established close cooperative relations with many domestic famous universities and other scientific research institutes, with strong product research and development capabilities.

  Now as the main exporter of drilling rigs and air compressors equipment in China. It has exported to more 60 countries such as Southeast Asia, South America, Africa, Eastern Europe, Russia etc. Excellent quality and perfect service gain the consistent praise from customers.

Certifications

Recommend Products

 

FAQ

Q1: Are you factory or trade company?
A1: We are factory. And we have ourselves trading company.

Q2: Warranty terms of your machine?
A2: One year warranty for the machine and technical support according to your needs.

Q3: Will you provide some spare parts of the machines?
A3: Yes, of course.

Q4: What about the voltage of products??Can they be customized?
A4: Yes, of course. The voltage can be customized according to your equirement.

Q5: How long will you take to arrange production?
A5: 380V 50HZ we can delivery the goods within 7-15 days. Other electricity or other color we will delivery within 20-30 days.

Q6: Can you accept OEM orders?
A6: Yes, with professional design team, OEM orders are highly welcome.

Q7 Which trade term can you accept?
A7: Available trade terms: FOB, CIF, CFR, EXW, CPT, etc.

 

18703629568

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Warranty: 1 Year
Lubrication Style: Lubricated
Cooling System: Air Cooling
Power Source: AC Power
Structure Type: Open Type
Installation Type: Stationary Type
Customization:
Available

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air compressor

What Is the Role of Oil in Lubricated Screw Compressors?

In lubricated screw compressors, oil plays a crucial role in ensuring optimal performance, reliability, and longevity of the compressor. Here’s a detailed explanation of the role of oil in lubricated screw compressors:

Lubrication: One of the primary functions of oil in screw compressors is to provide lubrication to the moving parts, particularly the screw rotors. The oil forms a thin film between the rotors and the compressor housing, reducing friction and wear. This lubrication minimizes mechanical losses and helps maintain efficient operation by reducing energy consumption.

Sealing: Oil also acts as a sealing medium in lubricated screw compressors. The oil film created between the rotors and the compressor housing helps create a seal, preventing air or gas leakage between the high-pressure and low-pressure sides of the compressor. This sealing action is crucial for maintaining the compressors’ efficiency and preventing losses in compression performance.

Cooling: Oil plays a vital role in cooling various components of the screw compressor. As the compressed air or gas is compressed, it generates heat. The oil absorbs a significant amount of this heat and carries it away from the compression chamber. The oil then circulates through the compressor’s oil cooling system, where it dissipates the heat to the surrounding environment or through an oil cooler. Efficient oil cooling helps prevent overheating of the compressor components, ensuring reliable operation and extending the compressor’s lifespan.

Cleaning: The oil in lubricated screw compressors acts as a cleaning agent. It carries away contaminants, such as dirt, dust, and metal particles, that may enter the compressor during operation. The oil passes through filters and separators, removing these impurities and preventing them from accumulating in the compressor’s internal components. Clean oil helps maintain the integrity of the compressor’s internal parts and reduces the risk of damage or malfunctions.

Sealing Element Lubrication: In some lubricated screw compressors, the oil also serves to lubricate the sealing elements, such as the shaft seals or labyrinth seals. Proper lubrication of these seals helps maintain their effectiveness in preventing oil leakage and maintaining the separation between the oil and the compressed air or gas.

Corrosion Protection: Oil in screw compressors often contains additives that provide corrosion protection to the internal components. These additives form a protective layer on the metal surfaces, preventing corrosion caused by moisture or contaminants present in the compressed air or gas. Corrosion prevention helps maintain the compressor’s performance, efficiency, and reliability over time.

It’s important to note that lubricated screw compressors require regular oil monitoring, oil analysis, and oil changes to ensure optimal performance. The oil level, quality, and viscosity should be regularly checked and maintained within the manufacturer’s recommended specifications.

In summary, oil in lubricated screw compressors serves crucial functions such as lubrication, sealing, cooling, cleaning, sealing element lubrication, and corrosion protection. These functions collectively contribute to the efficient and reliable operation of the compressor, extending its service life and minimizing maintenance requirements.

air compressor

What Is the Impact of Ambient Temperature on Screw Compressor Performance?

Ambient temperature has a significant impact on the performance of screw compressors. Here’s a detailed explanation:

Screw compressors, like other types of compressors, rely on the surrounding environment to dissipate heat and maintain optimal operating conditions. The ambient temperature directly affects the compressor’s efficiency, capacity, power consumption, and overall performance.

Here are the key ways in which ambient temperature influences screw compressor performance:

1. Cooling Efficiency:

The cooling efficiency of a screw compressor is affected by the temperature difference between the compressed gas and the ambient air. As the ambient temperature increases, the temperature difference decreases, making it more challenging to transfer heat effectively. This can lead to higher discharge temperatures and reduced cooling efficiency, potentially impacting the compressor’s overall capacity and performance.

2. Capacity and Power Consumption:

Higher ambient temperatures can decrease the capacity of a screw compressor. Compressors are typically designed and rated based on specific operating conditions, including a defined ambient temperature range. When the ambient temperature exceeds the design limits, the compressor may experience reduced volumetric efficiency, resulting in a decrease in its overall capacity. Additionally, the compressor may require more power to maintain the desired pressure levels, leading to increased power consumption.

3. Heat Recovery:

In some applications, screw compressors are equipped with heat recovery systems to utilize the waste heat generated during compression. The effectiveness of heat recovery is influenced by the ambient temperature. Higher ambient temperatures can reduce the temperature differential available for heat exchange, limiting the potential for heat recovery and decreasing the overall system efficiency.

4. Lubrication and Cooling:

Screw compressors rely on lubrication systems to reduce friction and prevent wear between moving parts. The ambient temperature affects the performance of the lubricant. In high ambient temperatures, the lubricant may experience decreased viscosity, potentially leading to inadequate lubrication and increased wear on compressor components. Similarly, the cooling system of the compressor, including fans and heat exchangers, may be less effective in higher ambient temperatures, impacting the compressor’s ability to dissipate heat.

5. Operating Envelope:

Screw compressors have specified operating envelopes, which define the acceptable range of operating conditions, including ambient temperature. Operating the compressor outside its designed ambient temperature range can result in reduced reliability, increased maintenance requirements, and potential system failures. It is crucial to adhere to the manufacturer’s guidelines and ensure that the compressor operates within the recommended ambient temperature limits.

6. Control and Protection:

Modern screw compressors often feature advanced control and protection systems that monitor various parameters, including ambient temperature. These systems may adjust compressor operation, such as modulation of capacity or cooling strategies, to optimize performance and protect the compressor from operating outside safe limits. Understanding the impact of ambient temperature allows for appropriate adjustments and settings to maintain reliable and efficient compressor operation.

It’s important to note that different compressor models and manufacturers may have specific performance characteristics and operating limits. Therefore, consulting the manufacturer’s documentation and guidelines for the particular screw compressor in use is essential.

In summary, ambient temperature significantly affects the performance of screw compressors. Higher ambient temperatures can reduce cooling efficiency, decrease compressor capacity, increase power consumption, and impact lubrication and cooling systems. Adhering to recommended operating conditions and considering ambient temperature limitations are crucial for ensuring optimal performance, reliability, and longevity of screw compressors.

air compressor

What Is a Screw Compressor?

A screw compressor is a type of positive displacement compressor that operates based on the principle of rotary motion. Here’s a detailed explanation:

Working Principle:

A screw compressor consists of two helical rotors, typically called male and female rotors, that rotate in opposite directions within a housing. The rotors have specially designed profiles that interlock with each other, creating a series of compression chambers as they rotate. As the rotors rotate, the volume of these chambers decreases, compressing the air or gas trapped inside.

Compression Process:

As the air or gas enters the screw compressor, it gets trapped between the rotors’ lobes or threads. As the rotors continue to rotate, the trapped air or gas is carried along the length of the rotors and gradually compressed. The compression occurs continuously and smoothly as the air or gas moves from the suction side to the discharge side of the compressor. The interlocking rotors ensure a continuous flow of compressed air or gas without pulsation.

Oil-Injected and Oil-Free Variants:

Screw compressors are available in both oil-injected and oil-free variants. In oil-injected screw compressors, a small amount of lubricating oil is injected into the compression chamber to provide lubrication, cooling, and sealing between the rotors. The oil also helps in reducing friction and minimizing wear. Oil-injected screw compressors are commonly used in various industrial applications where a small amount of oil in the compressed air is acceptable.

On the other hand, oil-free screw compressors are designed to operate without the need for oil lubrication. These compressors use specialized rotor coatings, such as PTFE (polytetrafluoroethylene) or other non-stick materials, to reduce friction and prevent the need for oil. Oil-free screw compressors are often favored in applications where oil-free and contaminant-free compressed air is essential, such as in food and beverage, pharmaceutical, and electronics industries.

Applications:

Screw compressors are widely used in various industries for a range of applications. They are commonly employed in manufacturing plants, refineries, power generation facilities, and other industrial settings to supply compressed air or gas for pneumatic tools, process equipment, air conditioning systems, and more. The ability of screw compressors to deliver a continuous flow of compressed air or gas makes them suitable for applications that require a steady and reliable source of compressed air.

Advantages:

Screw compressors offer several advantages compared to other types of compressors. They provide high efficiency and can deliver a large volume of compressed air or gas. The continuous compression process results in smooth operation with minimal pulsation. Additionally, screw compressors are known for their compact design, low vibration levels, and relatively quiet operation.

In summary, a screw compressor is a rotary positive displacement compressor that uses interlocking helical rotors to compress air or gas. It operates based on a continuous compression process and is available in both oil-injected and oil-free variants. Screw compressors find widespread use in various industries for applications that require a reliable source of compressed air or gas.

China wholesaler 8bar 15kw Electric Permanent Magnet Rotary Screw Air Compressor   manufacturer China wholesaler 8bar 15kw Electric Permanent Magnet Rotary Screw Air Compressor   manufacturer
editor by CX 2024-05-02

China Custom CHINAMFG Quality Garage Direct Drive Oil Free Industrial Screw Air Compressor Manufacturer wholesaler

Product Description

Product Description

Quality Garage Direct Drive Oil Free Industrial Screw Air Compressor Manufacturer

Screw Air Compressor

Screw Air Compressor A Series
Model BD-10A BD-15A BD-20A BD-30A BD-40A BD-50A

Air Volumn(m³/h)

Air Pressure(Mpa)

1.35/0.7 1.8/0.7 2.5/0.7 3.8/0.7 5.2/0.7 6.5/0.7
1.2/0.8 1.6/0.8 2.3/0.8 3.4/0.8 5.0/0.8 6.1/0.8
1.0/1.0 1.3/1.0 2.0/1.0 3.1/1.0 4.3/1.0 5.5/1.0
0.8/1.2 1.0/1.2 1.7/1.2 2.7/1.2 3.8/1.2 4.9/1.2
Ambient Temperature -5~+45ºC
Cooling Way Air Cooling

Discharge Temperature

Ambient Temperature<15ºC
Lubrication – oil 6L 12L 18L 20L 20L 20L
Noise 66±2 68±2
Driving Way Belt Drive Direct Drive
Electricity 380V 3PH 50Hz
Power 7.5KW 11KW 15KW 22KW 30KW 37KW
Starting Method Star-Delta Starting
Dimension L 960mm 1100mm 1100mm 1380mm 1500mm 1500mm
W 580mm 710mm 710mm 850mm 1000mm 1000mm
H 770mm 1100mm 1100mm 1250mm 1350mm 1350mm
Net Weight 178KG 327KG 337KG 500KG 683KG 683KG
Outlet Pipe Diameter 1/2” 1” 1” 5/4” 3/2” 3/2”

 
Direct drive screw air compressor

Connet with rotor, motor and it’s outer case form a unit which can achieve zero maintenance. Besides, due to less spare parts, direct drive has less transmission loss to make it more table and get longer life.

 

Company Profile

PRODUCT SHOWROOM:

MEETING ROOM:

FACTORY VIEW:

TRADE SHOWS:

 

FAQ

 

Q1:Are you Manufacturer or Trading Company?
A:We are a professional manufacturer with our own export department.
Our factory was established in 2000.

Q2:Where is your factory located? How can I visit there? 
A:Our company is located in HangZhou City, China.All clients, from home and abroad,are warmly welcomed to visit us.

Q3. What is your terms of packing?

A: Generally, we pack our goods by thicker bubble paper, some of them are packed by carton.

Q4. What is your terms of payment?
A: By T/T, 30% as deposit for production, and 70% balance before delivery. We’ll show you the photos of the products and packages before you pay the balance.

Q5. What is your terms of delivery?
A: Normally our quotation is under FOB HangZhou, but we also accept EXW, FOB, CFR, CIF, DDU. 

Q6. How about your delivery time?
A: Generally, it will take 10 to 15 days after receiving full payment. If your voltage is different from 380V/3PH/50Hz, the delivery time will be around 20 days for custom-made motors or electric components. 

Q7.Can we customize our product?
A:Yes,you can.Customized material and standard are acceptable. We can provide different standards according to your market and favor.

Q8: How do you make our business long-term and good relationship?
A1. We keep good quality and competitive price to ensure our customers benefit ;
A2. We respect every customer as our friend and we sincerely do business and make friends with them.

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After-sales Service: Online Service
Warranty: 12 Months
Lubrication Style: Oil-free
Cooling System: Air Cooling
Power Source: Diesel Engine
Cylinder Position: Horizontal
Customization:
Available

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air compressor

What Is the Noise Level of Screw Compressors?

The noise level of screw compressors can vary depending on several factors, including the compressor’s size, design, operating conditions, and the presence of noise-reducing features. Here’s a detailed explanation:

Screw compressors are known for their relatively low noise levels compared to other types of compressors, such as reciprocating compressors. However, the actual noise level can still vary depending on the specific compressor model and its operating parameters.

The noise level of screw compressors is typically measured in decibels (dB) and can range from around 60 dB to 90 dB or higher. It’s important to note that the noise level is logarithmic, meaning that a small increase in decibel level represents a significant increase in perceived noise intensity.

Several factors can influence the noise level of screw compressors:

  • 1. Compressor Size and Design: Larger screw compressors tend to produce higher noise levels compared to smaller ones. This is because larger compressors generally have more powerful motors and larger rotating components, which can generate more noise. The design of the compressor, including the type of rotor profiles and the presence of noise-reducing features, can also impact the noise level.
  • 2. Operating Conditions: The operating conditions of the compressor, such as the speed of rotation and the discharge pressure, can affect the noise level. Higher speeds and pressures may result in increased noise production. Additionally, the presence of pulsations or vibrations in the system can contribute to noise generation.
  • 3. Sound Insulation and Enclosures: Some screw compressors come with built-in sound insulation or enclosures to reduce noise levels. These features help contain the noise within the compressor unit and minimize the propagation of noise to the surrounding environment. Compressors equipped with sound insulation or enclosures generally have lower noise levels compared to open-frame compressors.
  • 4. Installation and Surrounding Environment: The installation of the compressor and the characteristics of the surrounding environment can influence the perceived noise level. Factors such as the proximity of the compressor to sensitive areas, the presence of sound-absorbing materials, and the layout of the facility can impact the noise propagation and overall noise perception.
  • 5. Maintenance and Wear: Proper maintenance of the compressor, including regular inspection and lubrication of components, can help minimize noise levels. Wear and tear on the compressor’s internal parts can lead to increased noise production, so timely repairs or component replacements are important to maintain optimal performance and minimize noise.

It’s worth noting that noise levels are typically provided by manufacturers as specifications for each compressor model. These specifications can help users select compressors with noise levels that meet their specific requirements or comply with local noise regulations.

In summary, the noise level of screw compressors can range from around 60 dB to 90 dB or higher, depending on factors such as compressor size, design, operating conditions, and the presence of noise-reducing features. Proper installation, maintenance, and the use of sound insulation or enclosures can help minimize noise levels and create a more comfortable and quieter operating environment.

air compressor

Can Screw Compressors Be Used for Medical Air Supply?

Yes, screw compressors can be used for medical air supply. Here’s a detailed explanation:

Screw compressors are commonly employed in various applications, including medical air supply systems. Medical air is a critical utility in healthcare facilities, used for various purposes such as respiratory therapy, anesthesia, and surgical tools. Here are some key points to consider:

1. Reliability and Efficiency:

Screw compressors are known for their reliability and efficiency. They can provide a continuous and reliable source of compressed air, ensuring a stable supply for medical applications. The rotary screw design allows for smooth and efficient compression, minimizing energy consumption and maximizing system performance.

2. Oil-Free Operation:

In medical applications, it is crucial to ensure the purity of the compressed air. Screw compressors can be designed and certified to provide oil-free air, eliminating the risk of oil contamination in the medical air supply. Oil-free screw compressors incorporate specialized sealing systems and filtration to prevent oil carryover, making them suitable for medical air applications.

3. Air Quality Standards:

Medical air must meet specific air quality standards to ensure patient safety and treatment effectiveness. Standards such as the European Pharmacopoeia (Ph. Eur.) or the United States Pharmacopeia (USP) define the required purity levels for medical air, including limits on particulate matter, moisture content, and microbial contamination. Screw compressors can be equipped with appropriate filtration and purification systems to meet these standards.

4. Integrated Drying and Filtration:

Some screw compressors designed for medical air applications incorporate integrated drying and filtration systems. These systems remove moisture and contaminants from the compressed air, ensuring it meets the required quality standards. Integrated drying systems can include refrigerated dryers, desiccant dryers, or membrane dryers, depending on the specific needs of the medical air supply system.

5. Redundancy and Backup Systems:

Medical air supply systems often require a high level of reliability and continuity. Screw compressors can be configured with redundancy and backup systems to ensure uninterrupted supply. Multiple compressors can be installed in parallel, with automatic switching mechanisms to maintain supply in case of a compressor failure or maintenance activities.

6. Monitoring and Alarms:

Modern screw compressors used in medical air supply systems often feature advanced monitoring capabilities. They can continuously monitor and record key parameters such as pressure, temperature, and system performance. Alarms and alerts can be configured to notify operators or maintenance personnel in case of abnormal conditions or potential issues with the compressor.

7. Compliance with Standards and Regulations:

When using screw compressors for medical air supply, it is essential to comply with relevant standards and regulations. These may include medical device regulations, electrical safety standards, and guidelines specific to medical gas systems. Compliance ensures that the medical air supply system meets the necessary safety and quality requirements.

In summary, screw compressors can be used for medical air supply, providing reliable and efficient compressed air for various medical applications. With their reliability, oil-free operation, adherence to air quality standards, integrated drying and filtration capabilities, and the ability to incorporate redundancy and monitoring features, screw compressors are well-suited for medical air supply systems in healthcare facilities.

air compressor

Can Screw Compressors Be Used in Industrial Applications?

Yes, screw compressors are widely used in industrial applications and are well-suited for various industrial processes. Here’s a detailed explanation:

1. Manufacturing and Assembly:

Screw compressors find extensive use in manufacturing and assembly processes. They provide a reliable source of compressed air for powering pneumatic tools, such as drills, impact wrenches, and spray guns. Compressed air is also used for operating pneumatic cylinders and valves, facilitating automation and control in industrial production lines.

2. Industrial Automation:

In industrial automation systems, screw compressors play a crucial role in providing compressed air for actuating control valves, operating robotic arms, and powering pneumatic actuators. The continuous and reliable supply of compressed air from screw compressors ensures the smooth operation of automated machinery and equipment.

3. HVAC Systems:

Screw compressors are commonly used in large-scale heating, ventilation, and air conditioning (HVAC) systems. They are employed in chillers, which cool water or air for air conditioning and refrigeration purposes. Screw compressors in HVAC systems offer high energy efficiency, making them cost-effective and environmentally friendly options for large commercial and industrial buildings.

4. Food and Beverage Industry:

The food and beverage industry relies on screw compressors for various applications. They are used for providing compressed air in food processing and packaging operations, such as pneumatic conveying, filling, labeling, and sealing. Screw compressors used in this industry are often of the oil-free type to ensure air purity and prevent contamination of food products.

5. Pharmaceuticals and Healthcare:

In the pharmaceutical and healthcare sectors, screw compressors are vital for critical applications. They provide clean and oil-free compressed air required for pharmaceutical manufacturing processes, including tablet coating, fermentation, lyophilization, and cleanroom operations. Screw compressors with strict air quality standards, such as oil-free and contaminant-free options, are commonly used in these industries.

6. Energy and Power Generation:

Screw compressors play a significant role in energy and power generation facilities. They are used for processes such as gas compression, pneumatic conveying of coal and biomass, and control air supply in power plants. Screw compressors in these applications are designed to handle high pressures and large volumes of gas.

7. Mining and Construction:

In mining and construction industries, screw compressors are employed for various tasks. They power pneumatic tools and equipment used in drilling, rock blasting, material handling, and construction activities. Screw compressors are valued for their reliability, continuous operation, and ability to withstand harsh operating conditions.

8. Oil and Gas Industry:

The oil and gas industry extensively uses screw compressors for gas compression and processing. Screw compressors are employed in natural gas pipelines, gas processing plants, and refineries. They handle the compression of gases, such as natural gas, hydrogen, and process gases, ensuring efficient transportation and refining operations.

These are just a few examples of the industrial applications where screw compressors are commonly used. Their high efficiency, continuous operation, compact design, and capacity flexibility make them well-suited for a wide range of industrial processes and systems.

China Custom CHINAMFG Quality Garage Direct Drive Oil Free Industrial Screw Air Compressor Manufacturer   wholesaler China Custom CHINAMFG Quality Garage Direct Drive Oil Free Industrial Screw Air Compressor Manufacturer   wholesaler
editor by CX 2024-04-27