Product Description
Product Description
Product Name:Direct Driven Energy Saving PM VSD Screw Air Compressor
Power: 15KW 20HP
Pressure: 8bar
Air Flow: 6.2m3/min
Motor: Permanent Magent IP54 motor
Air End: CHINAMFG Brand
Noise: 70±2dBA
Size: 1250*1000*1340mm
Weight: 700kg
Product Parameters
| Model | Pressure | Air Flow | Power | Noise | Air Outlet Size | Weight | Dimensions |
| GTA-5.5PM | 8bar/116psi | 0.6m3/min | 4kw/5.5hp | 63 | G 3/4 | 110 | 900*600*850 |
| GTA-7.5PM | 8bar/116psi | 0.85m3/min | 5.5kw/7.5hp | 68 | G 3/4 | 120 | 900*600*850 |
| GTA-10PM | 8bar/116psi | 1.1m3/min | 7.5kw/10hp | 68 | G 3/4 | 120 | 900*600*850 |
| GTA-15PM | 8bar/116psi | 1.8m3/min | 11kw/15hp | 70 | G 1 | 200 | 1000*700*1000 |
| GTA-20PM | 8bar/116psi | 2.3m3/min | 15kw/20hp | 70 | G 1 | 200 | 1000*700*1000 |
| GTA-25PM | 8bar/116psi | 2.9m3/min | 18.5kw/25hp | 72 | G 1 | 300 | 1300*790*1150 |
| GTA-30PM | 8bar/116psi | 3.3m3/min | 22kw/30hp | 72 | G 1 | 300 | 1300*790*1150 |
| GTA-40PM | 8bar/116psi | 4.7m3/min | 30kw/40hp | 72 | G 1 1/2 | 320 | 1300*790*1150 |
| GTA-50PM | 8bar/116psi | 6.2m3/min | 37kw/50hp | 72 | G 1 1/2 | 460 | 1400*950*1310 |
| GTA-60PM | 8bar/116psi | 6.5m3/min | 45kw/60hp | 72 | G1 1/2 | 600 | 1400*950*1310 |
Company Profile
FAQ
Q1: Warranty terms of your machine?
A1: One year warranty for the machine and technical support according to your needs.
Q2: Will you provide some spare parts of the machines?
A2: Yes, of course.
Q3: What about product package?
A3: We pack our products strictly with standard seaworthy case.
Q4: Can you use our brand?
A4: Yes, OEM is available.
Q5: How long will you take to arrange production?
A5: 380V 50HZ we can delivery the goods within 3-15 days. Other voltage or other color we will delivery within 25-30 days.
Q6: How Many Staff Are There In your Factory?
A6: About 100.
Q7: What’s your factory’s production capacity?
A7: About 2000 units per month.
/* 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(/(.*?):(.*)$/))&&1
| After-sales Service: | Spare Parts |
|---|---|
| Warranty: | 1 Year |
| Lubrication Style: | Lubricated |
| Customization: |
Available
|
|
|---|
.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}
|
Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
|---|
| Payment Method: |
|
|---|---|
|
Initial Payment Full Payment |
| Currency: | US$ |
|---|
| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
|---|
.webp)
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.
.webp)
Are There Regulations Governing the Use of Screw Compressors in Certain Industries?
Yes, there are regulations governing the use of screw compressors in certain industries. Here’s a detailed explanation:
1. Occupational Safety and Health Administration (OSHA):
In the United States, OSHA sets standards and regulations to ensure the safety and health of workers. While OSHA does not have specific regulations solely focused on screw compressors, they have general requirements that apply to compressed air systems, including screw compressors. These requirements cover aspects such as electrical safety, guarding of moving parts, and proper maintenance practices to ensure worker safety.
2. Environmental Protection Agency (EPA):
The EPA in the United States regulates air emissions to protect the environment and public health. While screw compressors themselves are not directly regulated, if the compressed air is used in processes that emit pollutants, such as in industrial manufacturing, the EPA may have regulations that apply to those specific industries or processes.
3. Industry-Specific Regulations:
Certain industries have specific regulations that govern the use of screw compressors or compressed air systems. These regulations are often aimed at ensuring product quality, safety, and environmental compliance. Some examples include:
a) Food and Beverage Industry: The food and beverage industry often has strict regulations to ensure product safety and prevent contamination. Compressed air used in processes such as packaging, conveying, or powering equipment may need to meet specific quality standards, such as those established by the Food and Drug Administration (FDA) or the Global Food Safety Initiative (GFSI).
b) Pharmaceutical Industry: The pharmaceutical industry has stringent regulations to ensure product quality, safety, and compliance with Good Manufacturing Practices (GMP). Compressed air used in pharmaceutical manufacturing processes must meet specific standards, such as those outlined in the United States Pharmacopeia (USP) or the European Pharmacopoeia (Ph. Eur.).
c) Electronics Industry: The electronics industry often requires clean and dry compressed air to prevent damage to sensitive electronic components. Standards such as ISO 8573, which specify air purity classes for different contaminants in compressed air systems, may be applicable.
d) Automotive Industry: The automotive industry may have regulations and standards related to the use of compressed air in manufacturing processes, such as painting or pneumatic tools. These regulations often focus on worker safety, product quality, and environmental compliance.
It’s important for organizations in these industries to be aware of and comply with the relevant regulations governing the use of screw compressors. Compliance helps ensure the safety of workers, product quality, environmental protection, and overall regulatory compliance.
It’s worth noting that regulations may vary by country and region, so it’s essential to consult the specific regulations applicable to the industry and location where the screw compressors are being used.
.webp)
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.
editor by CX 2024-04-11
China factory China Manufacture Diesel Engine Screw Air Compressor 12m3/Min 10 Bar for Mining air compressor parts
Product Description
| Product description: |
| Specification: |
Certifications:
| Company Information: |
HangZhou CHINAMFG Air Compressor Manufacturing Co., Ltd. is located in the logistics capital of China, 1 of the important birthplaces of Chinese civilization-HangZhou, ZheJiang Province. With professinal manufacturing experience and first -class comprehensive scientific and technological strength of the talent team, as the energy-saving compressor system leader and renowed in the industry.
We specializes in R & D and sales of power frequency ,permanent magnet frequency conversion ,two -stage compressor permanent magnet frequency conversion ,low -voltage and mobile screw air compressor . With a deep industry background , 1 step ahead ambition . With the professional enthusiasm for screw air compressor , team innovation , to meat the challenges of enterprise’s own determination and the rigorous attitude of excellence,products are strictly in accordance with IOS 9001 international quality procedures,to provide customers with energy -saving and reliable products .
We warmly welcomes people from all around the world to visit the company to guide the establishment of a wide range of business contacts and cooperation . Choosing HangZhou Atlas Air compressor Manufacturing Co.,Led.is to choose quality and service ,choose culture and taste ,choose a permanent and trustworthy partner !
FAQ:
Q1: Are you factory or trade company?
A1: We are factory. Please check Our Company Profile.
Q2: What the exactly address of your factory?
A2: Xihu (West Lake) Dis. Innovation Park, Zaoyuan Town, HangZhou, ZheJiang , China
Q3: Warranty terms of your machine?
A3: 18 months warranty for the machine,technical support according to your needs.
Q4: Will you provide some spare parts of the machines?
A4: Yes.
Q5: How long will you take to arrange production?
A5: Deliver standard goods within 30days, Other customized goods is TBD.
Q6: Can you accept OEM orders?
A6: Yes, with professional design team, OEM orders are highly welcome.
/* 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(/(.*?):(.*)$/))&&1
| Lubrication Style: | Lubricated |
|---|---|
| Cooling System: | Air Cooling |
| Power Source: | Diesel Engine |
| Cylinder Position: | Horizontal |
| Structure Type: | Closed Type |
| Installation Type: | Movable Type |
| Samples: |
US$ 4300/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
|
|
|---|
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.
.webp)
Can Screw Compressors Be Used for Refrigeration?
Yes, screw compressors can be used for refrigeration applications. Here’s a detailed explanation:
Screw compressors are versatile and widely used in various industrial applications, including refrigeration. They are known for their efficiency, reliability, and ability to handle high-capacity refrigeration systems. Screw compressors work by compressing refrigerant gas, increasing its pressure and temperature, and then transferring the heat to the surrounding environment.
Here are some key points regarding the use of screw compressors in refrigeration:
1. Industrial Refrigeration Systems:
Screw compressors are commonly employed in large-scale industrial refrigeration systems, such as those used in cold storage facilities, food processing plants, beverage production, and HVAC systems for commercial buildings. These systems require high cooling capacities and continuous operation, making screw compressors an ideal choice.
2. Positive Displacement Compressors:
Screw compressors belong to the category of positive displacement compressors. They use two interlocking helical rotors (screws) to trap and compress the refrigerant gas. This design ensures a continuous flow of refrigerant and allows for efficient compression over a wide range of operating conditions.
3. Oil-Injected and Oil-Free Types:
Screw compressors can be either oil-injected or oil-free. Oil-injected screw compressors use oil for lubrication and cooling, which helps reduce friction and extend the compressor’s lifespan. In contrast, oil-free screw compressors use specialized coatings and materials to eliminate the need for oil, making them suitable for applications where oil contamination is a concern, such as in the pharmaceutical or food industries.
4. Multi-Stage Compression:
In refrigeration applications, screw compressors are often used in multi-stage configurations to achieve higher pressure ratios and improve overall system efficiency. Multi-stage compression involves compressing the refrigerant gas in multiple stages, typically with intermediate cooling between each stage, to reduce the work required for compression and enhance system performance.
5. Variable Speed Control:
Screw compressors can be equipped with variable speed drives (VSD) that allow for precise control of the compressor’s rotational speed. VSD technology enables the compressor to adjust its capacity according to the refrigeration load, resulting in energy savings and improved system performance.
6. System Integration:
Screw compressors are often integrated into complex refrigeration systems, working in tandem with other components such as condensers, evaporators, expansion valves, and control systems. This integration ensures efficient heat transfer, proper refrigerant flow, and effective temperature control.
It’s important to note that the selection of a screw compressor for refrigeration applications should consider factors such as cooling capacity requirements, operating conditions, refrigerant type, system configuration, and specific industry regulations.
In summary, screw compressors are well-suited for refrigeration applications, especially in industrial settings. Their efficiency, reliability, and capacity make them a popular choice for large-scale refrigeration systems. Whether in cold storage facilities, food processing plants, or HVAC systems, screw compressors play a crucial role in maintaining optimal temperatures and preserving perishable goods.
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.
editor by CX 2024-04-08
China Good quality Industrial 24VDC A/C Inverter Refrigerator Oil Free Screw Air Dryer Compressor Machine with Cool Box air compressor parts
Product Description
The pics and information showing just for your reference,pls contact us for any items demanded!!
Not only air compressors are sold, but various parts can also be customized for sale.
We can arrange production according to ur part number,pics and drawing!
Product Description
Application fields
Products are now widely used in variable pressure oil, turbine oil, hydraulic oil, aviation kerosene, petroleum, chemical,
voltage, coal, mining, pharmaceutical, food, construction machinery and other industries
Product features
* Composite structure with high filtering accuracy
* Large amount of sewage, long service life
* Corrosion resistance, pressure resistance
* Increase in volume per unit area
* Filter element made of stainless steel woven mesh with uniform aperture, high strength and easy cleaning
* Alternative to similar competitive products abroad
Product Details
Company Profile
CHINAMFG CO., LTD.is a factory with more than 20 years of production experience. We specialize in the production, development and sales of filters, hydraulic filter elements, air compressor filters, oil filters, water filters, metal filters, oil filters and air compressor accessories, which can also be customized according to customer requirements. Customers are located in more than 100 countries such as Asia, Europe, North America, South America and Africa.
We participate in various domestic and foreign exhibitions and have exhibition halls in many countries, quality and price is competitive,and we can provide free sample,if you have any needs,please feel free to contact us.
Packaging and Shipping
Hydac models
| 0030D003BN/HC | 0030D005BH/HC | 0030D005BN3HC | 0030D571W/HC |
| 0060D003BN3HC | 0060D005BH3HC | 0060D571BN3HC | 0060D571W/HC |
| 0110D005BH/HC | 0110D571BN/HC | 0110D003BH/HC | 0110D571BN3HC |
| 5710D003BN/HC | 5710D005BN3HC | 5710D571BH3HC | 5710D571W/HC |
| 0140D003BN/HC | 0140D005BN3HC | 0140D571BH3HC | 0140D571W/HC |
| 0160D0003BN/HC | 0160D0005BN3HC | 0160D571BH3HC | 0160D571W/HC |
| 5710D003BN/HC | 5710D005BN3HC | 5710D571BH3HC | 5710D571W/HC |
| 0330D003BN/HC | 0330D005BN3HC | 0330D571BH3HC | 0330D571W/HC |
| 0480D003BN/HC | 0480D005BN3HC | 0480D571BH3HC | 0480D571W/HC |
| 0500D003BN/HC | 0500D005BN3HC | 0500D571BH3HC | 0500D571W/HC |
| 0571 D003BN/HC | 0571 D005BN3HC | 0571 D571BH3HC | 0571 D571W/HC |
| 571D003BN/HC | 571D005BN3HC | 571D571BH3HC | 571D571W/HC |
| 0030R003BN3HC | 0030R005BN/HC | 0030R571P | 0030R571W |
| 0060R003BN3HC | 0060R005BN/HC | 0060R571P | 0060R571W |
| 0110R003BH3HC | 0110R005BN/HC | 0110R571P | 0110R571W |
| 0160R003BN3HC | 0160R005BN/HC | 0160R571P | 0160R571W |
| 5710R003BN3HC | 5710R005BN/HC | 5710R571P | 5710R571W |
| 0330R003BN3HC | 0330R005BN/HC | 0330R571P | 0330R571W |
| 0571 R003BN3HC | 0571 R571P | 0571 R571W | 0850R003BN3HC |
| 0850R005BN/HC | 0850R571P | 0850R571W | 0950R003BN3HC |
| 0950R005BN/HC | 0950R571P | 0950R571W | 1300R003BH3HC |
| 1300R005BN/HC | 1300R571P | 1300R571W | 2600R003BN3HC |
| 2600R005BN/HC | 2600R571BN3HC | 2600R571W | 2600R571BN3HC |
models:
|
HC9600FKN16H |
HC9601FDP8Z |
HC8900FKT26H |
HC9700FKP18H |
|
HC8314FKP16Z |
HC2237FDT6H |
HC5713SEE5 |
HC4704FKN13H |
|
HC4754FKN8H |
HC4754FKZ16H |
HC4754FMS13H |
HC5711FDP18Z |
|
HC5711FDT18H |
HC2207FDP3H |
HC2217FKP4Z |
HC2233FDN6H |
|
HC2237FDN6H |
HC2295FDN6H |
HC2544FKN19H |
HC6200FKP8H |
|
HC6400FKN8H |
HC6500FKN16H |
HC7400FKP4H |
HC7500FKP4H |
|
HC8200FKP8H |
HC8300FKP39H |
HC8304FKP16H |
HC8310FKP16H |
|
HC8314FKP16H |
HC8400FKP8H |
HC8400FKP39H |
HC8500FKP8H |
|
HC8500FKP26H |
HC8700FKP8H |
HC8800FKP |
HC8900FKP13H |
|
HC8900FKP26H |
HC8904FKP13H |
HC9650FKP16H |
HC9651FKP8H |
|
HC9571FKP4H |
HC9571FKP4H |
HC9100FKP8H |
HC9104FKP13H |
|
HC9300FKP8H |
HC9400FKP13H |
HC9400FKP39H |
HC9401FKP8H |
|
HC9600FKP8H |
HC9604FKP16H |
HC9700FKP8H |
HC9801FKP4H |
|
More ARGO filter models: |
|||
|
V257106 |
V257108 |
V2092006 |
V2092008 |
|
V2121736 |
V2126036 |
V3052003 |
V3052018 |
|
V3060708 |
V3062088 |
V3072016 |
V357158 |
|
V357108 |
V3082313 |
V3092308 |
V3094006 |
|
S7061300 |
S7061315 |
S2 0571 10 |
S2072300 |
|
S2092571 |
S2092005 |
S2157108 |
S2111300 |
|
S3050850 |
S3 0571 00 |
S3 0571 05 |
S3072005 |
|
S357100 |
S3101710 |
S3101715 |
S9062222 |
|
More INTERNORMEN filter models: |
|||
|
01 .E450.25VG.30.E.P.VA |
01 .E450.3VG.30.E.V |
01.E.170.3VG.HR.E.P |
01.E.170.25VG.10.E.P |
|
01.E.240.12VG.10.E.P |
01.E.240.6VG.HR.E.P |
01.E.360.3VG.HR.E.P |
01.E.360.12VG.10.E.P |
|
01.E.660.6VG.HR.E.P |
01.E.660.25VG.10.E.P |
01.E.900.3VG.HR.E.P |
01.E.900.25VG.10.E.P |
|
01.E.41.6VG.HR.E.P |
01.E.41.25VG.10.E.P |
01.E.70.3VG.HR.E.P |
01.E.70.12VG.10.E.P |
|
01.E.120.6VG.HR.E.P |
01.E.120.25VG.10.E.P |
01.E.210.3VG.HR.E.P |
01.E.210.12VG.10.E.P |
|
01.NL.40.3VG.HR.E.P |
01.NL.40.25.30.E.P |
01.NL.63.12VG.16.E.P |
01.NL.63.6VG.HR.E.P |
|
01.NL.250.3VG.HR.E.P |
01.NL.250.25VG.10.E.P |
01.NL.400.3VG.HR.E.P |
01.NL.400.12VG.16.E.P |
|
01.NL.630.12VG.16.E.P |
01.NL.630.25VG.10.E.P |
01.NL.1000.3VG.HR.E.P |
01.NL.1000.25VG.10.E.P |
|
01.NR.40.3VG.HR.B.P |
01.NR.40.25VG.10.B.P |
01.NR.100.3VG.HR.B.P |
01.NR.100.25VG.10.B.P |
|
01.NR.160.6VG.HR.B.P |
01.NR.160.25VG.10.B.P |
01.NR.250.12VG.16.B.P |
01.NR.250.6VG.HR.B.P |
|
01.NR.400.3VG.HR.B.P |
01.NR.400.25VG.10.B.P |
01.NR.1000.12VG.16.B.P |
01.NR.1000.6VG.HR.B.P |
|
The above models are only part of the company’s products. |
|||
FAQ
1. How about your quality?
&Our company go through ISO9001: 2015 quality management system certification.
& The company has an on-site certification SGS that you can trust.
& Most products pass CE production certification.
2. What’s the warranty?
Our warranty is 1 year. It means in the correct installation and normal Instructions, If our goods have any quality problem, we will re-produce for you again for free.
3. What is your delivery time?
Usually 7-10 working days after payment.
4. What is your packaging and shipment?
&Carton inside, wooden outside or as your requirements
&By international express, air and sea
&Shipment port: ZheJiang or any other Chinese ports
5. What’s your service?
&Answer all your questions about the products patiently and technical advisory for any time
&All filter element will be tested before shipment
&Provide you newest goods transport conditions until you receive our products
6. What’s your sample policy?
We do free sample wtih shipfee collected.
7. What’s the terms of payment?
We usually do T/T 30% as deposit, and 70% before delivery
8 . Can I use my own logo on the products?
A: Yes, customize logo on the products are 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(/(.*?):(.*)$/))&&1
| After-sales Service: | Online Service |
|---|---|
| Warranty: | 2 Years |
| Lubrication Style: | Lubricated |
| Customization: |
Available
|
|
|---|
.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}
|
Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
|---|
| Payment Method: |
|
|---|---|
|
Initial Payment Full Payment |
| Currency: | US$ |
|---|
| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
|---|
.webp)
How Do You Select the Right Size Screw Compressor for Your Needs?
Choosing the right size screw compressor is crucial to ensure optimal performance, energy efficiency, and cost-effectiveness for your specific compressed air or gas requirements. Here’s a detailed explanation of the selection process:
Selecting the right size screw compressor involves considering several key factors:
- 1. Air or Gas Demand: Determine your compressed air or gas demand by assessing the total required flow rate (measured in cubic feet per minute or liters per second) and the operating pressure (measured in pounds per square inch or bar). This information helps establish the compressor’s capacity requirements.
- 2. Duty Cycle: Evaluate your operation’s duty cycle, which refers to the percentage of time the compressor will be running. Duty cycles can vary from continuous operation to intermittent or seasonal usage. The duty cycle affects the compressor’s sizing, as it determines the required compressor output and influences the compressor’s cooling and maintenance needs.
- 3. Ambient Conditions: Consider the environmental conditions in which the compressor will operate. Factors such as temperature, humidity, and altitude can impact the compressor’s performance and cooling requirements. Ensure that the selected compressor is suitable for the specific ambient conditions of your facility.
- 4. System Pressure Requirements: Determine the minimum and maximum operating pressure requirements for your application. This information is essential in selecting a compressor that can consistently deliver the required pressure range throughout its operating range.
- 5. Efficiency Considerations: Evaluate the energy efficiency of different compressor models. Look for compressors with high energy efficiency ratings, such as those certified by organizations like the Air Compressor and Gas Association (CAGI) or ENERGY STAR. Energy-efficient compressors can significantly reduce operating costs over the equipment’s lifespan.
- 6. Future Expansion: Consider any anticipated growth or changes in your compressed air or gas demand. If you expect increased demand in the future, it’s advisable to select a compressor with some extra capacity to accommodate future expansion without requiring immediate replacement.
- 7. Maintenance and Serviceability: Assess the maintenance requirements and serviceability of different compressor models. Look for features that make routine maintenance tasks, such as filter changes or oil checks, easily accessible and convenient. Consider the availability of service technicians and spare parts for the chosen compressor brand or model.
- 8. Manufacturer and Supplier Support: Research the reputation and track record of compressor manufacturers and suppliers. Choose established brands known for producing reliable, high-quality equipment. Consider factors such as warranty coverage, technical support availability, and the proximity of service centers.
Once you have gathered the necessary information and considered the factors mentioned above, you can consult with compressor manufacturers or suppliers who can provide expert advice and assist in selecting the right size screw compressor for your specific needs. They can perform detailed calculations, taking into account the factors discussed, to recommend a compressor that matches your requirements and provides optimal performance.
It’s important to note that selecting the right size screw compressor is a critical decision, and professional guidance is highly recommended to ensure an accurate assessment and proper matching of the compressor to your specific needs.
In summary, selecting the right size screw compressor involves assessing your compressed air or gas demand, duty cycle, ambient conditions, pressure requirements, efficiency considerations, future expansion plans, maintenance requirements, and manufacturer support. By considering these factors and seeking expert advice, you can choose a screw compressor that meets your needs and delivers reliable, efficient performance.
.webp)
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.
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.
editor by CX 2024-04-03
China wholesaler Permanent Magnet Variable Frequency Screw Air Compressor air compressor parts
Product Description
Product Description
Our company provides you with a full set of industrial gas solutions, including screw air compressor, piston air compressor, permanent magnet inverter air compressor, special air compressor for blowing bottles, special air compressor for laser cutting and a full set of post-treatment system.Professional solution to all your gas needs, high equipment reliability, remarkable energy saving effect.
Details Images
| Model | ALV-20HP | ALV-25HP | ALV-30HP | ALV-40HP | ALV-50HP | ALV-60HP | |
|
Free Air Delivery/ Discharge Pressure |
0.72-2.5/0.7 | 0.93-3.1/0.7 | 1.14-3.8/0.7 | 1.59-5.2/0.7 | 2.04-6.8/0.7 | 2.22-7.8/0.7 | |
| 0.66-2.3/0.8 | 0.87-2.9/0.8 | 1.10-3.6/0.8 | 1.50-5.0/0.8 | 1.86-6.2/0.8 | 2.16-7.3/0.8 | ||
| 0.62-2.0/1.0 | 0.81-2.7/1.0 | 0.96-3.2/1.0 | 1.35-4.3/1.0 | 1.68-5.6/1.0 | 2.04-7.0/1.0 | ||
| 0.58-1.8/1.3 | 0.76-2.2/1.3 | 0.92-2.9/1.3 | 1.24-3.7/1.3 | 1.68-4.8/1.3 | 1.96-5.8/1.3 | ||
| Compact series | Single stage compression | ||||||
| Environmental temperature | -5ºC-+45ºC | ||||||
| Cooling Type | Air cooling | ||||||
| Discharge Temperature (ºC) | 55ºC | ||||||
| LubricantL | 15 | 18 | 30 | ||||
| Noise dB(A) | ≤72 | ||||||
| Driving Mode | Direct drive | ||||||
| Power Supply V/PH/HZ | 380V/50HZ | ||||||
| Power KW | 15 | 18.5 | 22 | 30 | 37 | 45 | |
| Starting method | Permanent magnet frequency | ||||||
| Dimensions(mm) | Length | 1080 | 1380 | 1500 | |||
| Width | 750 | 850 | 1000 | ||||
| Height | 1000 | 1160 | 1320 | ||||
| Weight KG | 420 | 530 | 550 | 580 | 850 | 880 | |
| Air Outlet Pipe Diameter (imch/mm) | R3/4″ | R1 “ | R1 1/2″ | ||||
Company Profile
HangZhou CHINAMFG Drilling Equipment Co., Ltd. mainly provides holistic drilling solutions, serving the mining, stone crushing, water conservancy drilling industry, to help you solve the problem of drilling at high efficiency and low cost. We mainly provide mobile air compressors, drilling rigs, hammer, drill bit, crushers, underground water detector.We are your trustworthy partner.
FAQ
1.Is it difficult to operate and make the graph?
The instrument is easy to operate and we will send you the detailed operation manual via email.
The detector directly mapping with 1 button, no need computer drawing mapping.
2.What is the accuracy?
Our natural electric field instruments have been made for more than 10 years, with advanced technology and market test. We have obtained many invention patents. Our customer feedback rate reaches 100%. Accuracy over 95%.
3.How about after-sales service?
2 year warranty.Free data service for life.The professional geologist give the suggestions and 24hours online.
/* 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
| Lubrication Style: | Oil-free |
|---|---|
| Cooling System: | Air Cooling |
| Power Source: | AC Power |
| Cylinder Position: | Angular |
| Structure Type: | Closed Type |
| Installation Type: | Movable Type |
| Customization: |
Available
|
|
|---|
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.
.webp)
How Do You Troubleshoot Common Issues with Screw Compressors?
Troubleshooting common issues with screw compressors involves a systematic approach to identify and resolve problems that may arise during operation. Here’s a detailed explanation:
1. Gather Information:
- Start by gathering information about the symptoms and any recent changes or events related to the compressor. This can help pinpoint potential causes and guide the troubleshooting process.
2. Check Power and Controls:
- Ensure that the compressor has a power supply and that all electrical connections are secure. Check for any tripped breakers or blown fuses. Verify that the compressor’s controls, such as pressure switches, temperature sensors, and safety devices, are functioning correctly.
3. Inspect for Leaks:
- Check for any visible leaks in the compressed air system, including connections, fittings, hoses, and seals. Leaks can cause a drop in system pressure and affect the compressor’s performance. Repair or replace any damaged components.
4. Monitor Pressure and Temperature:
- Monitor the discharge pressure and temperature of the compressor. Abnormal readings can indicate issues such as inadequate lubrication, high discharge temperatures, or problems with the cooling system. Refer to the manufacturer’s specifications for acceptable pressure and temperature ranges.
5. Verify Lubrication:
- Ensure that the compressor’s lubrication system is functioning correctly. Check oil levels and the condition of the lubricant. Inadequate lubrication can lead to increased friction, overheating, and damage to internal components. Follow the manufacturer’s recommendations for lubricant type and change intervals.
6. Check Air Filters and Cooling System:
- Inspect and clean or replace the air filters to ensure proper airflow. Clogged filters can reduce efficiency and increase the compressor’s operating temperature. Additionally, check the cooling system, including fans and heat exchangers, to ensure they are clean and functioning correctly.
7. Examine Vibration and Noise:
- Pay attention to any unusual vibration or noise coming from the compressor. Excessive vibration may indicate misalignment, worn bearings, or loose components. Unusual noise can be a sign of mechanical issues or problems with the intake or discharge system.
8. Review Maintenance Records:
- Review the compressor’s maintenance records to ensure that regular maintenance tasks, such as oil changes, filter replacements, and inspections, have been performed according to the manufacturer’s recommendations. Address any overdue or missed maintenance tasks.
9. Consult Manufacturer Documentation:
- Refer to the compressor’s operating manual and troubleshooting guide provided by the manufacturer. These documents often contain specific troubleshooting steps for common issues and can provide valuable insights.
10. Seek Professional Assistance:
- If the troubleshooting steps do not resolve the issue or if you are unsure about performing further diagnostics, it is recommended to seek assistance from a qualified technician or contact the compressor manufacturer’s technical support.
Remember to prioritize safety throughout the troubleshooting process, following appropriate lockout/tagout procedures and wearing the necessary personal protective equipment.
In summary, troubleshooting common issues with screw compressors involves checking power and controls, inspecting for leaks, monitoring pressure and temperature, verifying lubrication, checking air filters and cooling systems, examining vibration and noise, reviewing maintenance records, consulting manufacturer documentation, and seeking professional assistance when needed. By following a systematic approach, it is possible to identify and resolve common problems with screw compressors, ensuring their proper operation and performance.
.webp)
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.
editor by CX 2024-03-30
China Hot selling Dental Industrial Parts Oil-Free Suliair Screw Copper Low Noise Pump Air Compressor air compressor price
Product Description
| Power: | 2x600w | Voltage: | 220V |
| Exhaust Pressure: | 0.8Mpa | Current: | 7.0A |
| Frequency: | 50HZ | Revolving Speed: | 1420rpm |
| Volume of Gas Storage Tank: | 50L | Cylinder: | 4x55mm |
Oilless Air Compressor Featuers:
1.Super Silent
Super low noise.The output air pressure is stable without fluctuations, reducing noise pollution.
2. Safety
If the voltage or current cause the machine overheat, it will automatically shut down to protect from burnout.
3. Automatic control
Pressure switch automatically controls the start and stop of the machine.
4. Adjustable air pressure
The air pressure can be adjusted to meet the needs of different equipment usage.
5. Save human power
Switch on the air compressor can work normally & automatically. It is easy to operate and does not need human to be on duty.
6. Easy maintenance
No need to add any lubricant, easy maintenance after purchase.
Parts Features
1.Heavy cast iron body: heavy load, long stroke, low fuel consumption, low noise
2.Cylinder: made of high-grade cast iron, strength, good lubricity, wall by the fine honing, wear-resistant, durable
3.Piston ring: good elasticity, excellent wear resistance, low oil consumption, not easy to make the valve group carbon deposition and loss of oil to burn the crankshaft and connecting rod.
4.The crankshaft, connecting rod, piston: well balanced, wear resistance, high strength, smooth running balance.
5.High reliable and durable valve; strong aluminum alloy body, light and heat.
6.The motor provides reliable power, low voltage start up and running performance strong fan cooled motor and body; special shock proof design.
7.Double nozzles, were used to direct the exhaust and pressure exhaust; pressure switch with push button, safe and convenient
8.Oil free,silent,protect-environment,suitable for dental use.
Frequency Asked Question
1.Are you the manufacturer or trading company?
We are the manufacturer.
2.Where is your factory?
It is located in HangZhou City,ZHangZhoug Province,China.
3.What’s the terms of trade?
FOB,CFR,CIF or EXW are all acceptable.
4.What’s the terms of payment?
T/T,L/C at sight or cash.
5.What’s the lead time?
We are the manufacturer.
It is located in HangZhou City,ZHangZhoug Province,China.
FOB,CFR,CIF or EXW are all acceptable.
T/T,L/C at sight or cash.
In 15 days on receipt of deposit .
6.Do you accept sample order?
Yes,we accept.
7.What about the cost of sample?
You have to pay the freight charge.But the cost of product could be refundable,if you will purchase 1x20GP container in the future.
Yes,we accept.
You have to pay the freight charge.But the cost of product could be refundable,if you will purchase 1x20GP container in the future.
/* 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
| Lubrication Style: | Oil-free |
|---|---|
| Cooling System: | Air Cooling |
| Cylinder Arrangement: | Duplex Arrangement |
| Cylinder Position: | Vertical |
| Structure Type: | Open Type |
| Compress Level: | Double-Stage |
| Samples: |
US$ 90/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
|
|
|---|
.webp)
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.
Are There Regulations Governing the Use of Screw Compressors in Certain Industries?
Yes, there are regulations governing the use of screw compressors in certain industries. Here’s a detailed explanation:
1. Occupational Safety and Health Administration (OSHA):
In the United States, OSHA sets standards and regulations to ensure the safety and health of workers. While OSHA does not have specific regulations solely focused on screw compressors, they have general requirements that apply to compressed air systems, including screw compressors. These requirements cover aspects such as electrical safety, guarding of moving parts, and proper maintenance practices to ensure worker safety.
2. Environmental Protection Agency (EPA):
The EPA in the United States regulates air emissions to protect the environment and public health. While screw compressors themselves are not directly regulated, if the compressed air is used in processes that emit pollutants, such as in industrial manufacturing, the EPA may have regulations that apply to those specific industries or processes.
3. Industry-Specific Regulations:
Certain industries have specific regulations that govern the use of screw compressors or compressed air systems. These regulations are often aimed at ensuring product quality, safety, and environmental compliance. Some examples include:
a) Food and Beverage Industry: The food and beverage industry often has strict regulations to ensure product safety and prevent contamination. Compressed air used in processes such as packaging, conveying, or powering equipment may need to meet specific quality standards, such as those established by the Food and Drug Administration (FDA) or the Global Food Safety Initiative (GFSI).
b) Pharmaceutical Industry: The pharmaceutical industry has stringent regulations to ensure product quality, safety, and compliance with Good Manufacturing Practices (GMP). Compressed air used in pharmaceutical manufacturing processes must meet specific standards, such as those outlined in the United States Pharmacopeia (USP) or the European Pharmacopoeia (Ph. Eur.).
c) Electronics Industry: The electronics industry often requires clean and dry compressed air to prevent damage to sensitive electronic components. Standards such as ISO 8573, which specify air purity classes for different contaminants in compressed air systems, may be applicable.
d) Automotive Industry: The automotive industry may have regulations and standards related to the use of compressed air in manufacturing processes, such as painting or pneumatic tools. These regulations often focus on worker safety, product quality, and environmental compliance.
It’s important for organizations in these industries to be aware of and comply with the relevant regulations governing the use of screw compressors. Compliance helps ensure the safety of workers, product quality, environmental protection, and overall regulatory compliance.
It’s worth noting that regulations may vary by country and region, so it’s essential to consult the specific regulations applicable to the industry and location where the screw compressors are being used.
How Do Screw Compressors Compare to Piston Compressors?
Screw compressors and piston compressors are two common types of compressors used for various applications. Here’s a detailed comparison between these two types:
1. Working Principle:
Screw Compressors: Screw compressors use intermeshing rotors (usually a male and female rotor) to compress air or gas. The rotors rotate in opposite directions, creating compression chambers that gradually reduce in volume, compressing the air or gas. Piston Compressors: Piston compressors, also known as reciprocating compressors, use a piston and cylinder arrangement to compress air or gas. The piston moves back and forth within the cylinder, creating compression by reducing the volume of the chamber.
2. Continuous vs. Intermittent Compression:
Screw Compressors: Screw compressors provide continuous compression, which means they can deliver a steady flow of compressed air or gas without pulsations. The compression process is smooth and continuous, resulting in less vibration and noise. Piston Compressors: Piston compressors provide intermittent compression due to the reciprocating motion of the piston. The compression process is characterized by pulsations, resulting in pressure fluctuations and higher vibration levels compared to screw compressors.
3. Efficiency:
Screw Compressors: Screw compressors are known for their relatively high efficiency. They can achieve higher isothermal and adiabatic efficiency compared to piston compressors. The smooth and continuous compression process in screw compressors minimizes energy losses and heat generation, resulting in improved efficiency. Piston Compressors: Piston compressors have lower overall efficiency compared to screw compressors. The reciprocating motion of the piston leads to energy losses due to friction, heat generation, and pressure pulsations. These factors can reduce the efficiency of piston compressors, especially at higher compression ratios.
4. Size and Portability:
Screw Compressors: Screw compressors are generally more compact and require less space compared to piston compressors of similar capacity. They have a simpler design with fewer moving parts, making them relatively lightweight and easier to install. Screw compressors are often mounted on a skid or integrated into compact packages, offering convenient portability. Piston Compressors: Piston compressors are typically larger and bulkier compared to screw compressors of similar capacity. They have more complex designs with multiple moving parts, including pistons, connecting rods, and valves. The larger size and weight of piston compressors make them less portable and require more installation space.
5. Maintenance and Service:
Screw Compressors: Screw compressors generally require less maintenance compared to piston compressors. They have fewer moving parts, reducing the chances of wear and tear. Screw compressors often have longer service intervals and lower maintenance costs. However, proper lubrication and regular inspections are still necessary to ensure optimal performance and efficiency. Piston Compressors: Piston compressors require regular maintenance due to the higher number of moving parts. Components such as pistons, rings, valves, and bearings may require more frequent inspections, lubrication, and replacements. Maintenance costs and service intervals for piston compressors are typically higher compared to screw compressors.
6. Noise and Vibration:
Screw Compressors: Screw compressors operate with lower noise and vibration levels compared to piston compressors. The continuous and smooth compression process in screw compressors results in reduced vibrations and quieter operation, making them suitable for noise-sensitive environments. Piston Compressors: Piston compressors can generate higher noise levels and vibrations due to the reciprocating motion of the piston and the pulsations during compression. Additional measures, such as sound insulation and vibration dampening, may be required to minimize noise and vibration in piston compressors.
Both screw compressors and piston compressors have their advantages and disadvantages depending on specific application requirements. Screw compressors are favored in applications that demand continuous and efficient compression with minimal pulsations and lower noise levels. Piston compressors are suitable for applications that require intermittent compression, lower initial investment, and simplicity. Factors such as desired flow rate, pressure range, operating conditions, and cost considerations play a crucial role in selecting the appropriate compressor type for a given application.
editor by CX 2024-03-30
China manufacturer Refrigeration Compressor Screw 160 HP Csh 8583-160 Y air compressor parts
Product Description
Refrigeration compressor CS Series CSH8583-160Y Screw Compressor
Technical Data |
CSH8583-160Y |
| Technical Data | |
| Displacement (2900 RPM 50 Hz) | 470 m³/h |
| Displacement (3500 RPM 60 Hz) | 567 m³/h |
| Weight | 866 kg |
| Max. pressure (LP/HP) | 19 / 28 bar |
| Connection suction line | DN 100 |
| Connection discharge line | 76 mm – 3 1/8” |
| Oil type R1234yf/R1234ze(E)/R450A/R513A | BSE170 (Option) |
| Oil type R134a/R407C/R404A/R507A/R407A/R407F | BSE170 (Option) |
| Oil type R22 | B320SH (Standard) |
| Motor data | |
| Motor voltage (more on request) | 380-415V PW-3-50Hz |
| Max operating current | 260.0 A |
| Winding ratio | 50/50 |
| Starting current (Rotor locked) | 729.0 A D / 1114.0 A DD |
| Max. Power input | 160.0 kW |
| Extent of delivery (Standard) | |
| Enclosure class | IP54 |
| Oil heater | 300 W (Standard) |
| Oil separator | Standard |
| Oil filter | Standard |
| Discharge gas temperature sensor | Standard |
| Start unloading | Standard |
| Capacity Control – 4-step | % (Standard) |
| Capacity Control – infinite | 100-25% (Standard) |
| Built-in check valve | Standard |
| Motor protection | SE-E1 (Standard), SE-E3(Standard for 660-690V) |
| Oil charge | 19,0 dm³ |
eration Compressors Scope
We are specialized in refrigeration compressors, including rotary, scroll, piston, screw, hermetic, semi-hermetic all kinds of brands refrigeration compressors.
1.Rotary compressor:Toshiba,Panasonic, CHINAMFG LG
2.Scroll compressor:Copeland,Dan-foss performer,hitachi,Sanyo
3.Piston hermetic compressor:Tecumseh CHINAMFG MT,NTZ,MTZ series.
4.Semi-hermetic Reciprocating Compressor:Copeland,Bi-tzer,Carrier
5.Screw compressor :Bit-zer ,Hitachi
Brand Range
Workshop
FAQ
1. What is the price for refrigeration compressor?
The price is decided by Quantity .
2. How about samples?
Sample Lead Time: 5 working days
Sample Fee:
1).It’s free for all for a regular customer
2).For new customers, we will charge first, it is fully refundable when order confirmed.
3. How many days for shipping?
Shipping Methods and Lead Time:
By Express: 3-5 working days to your door (DHL, UPS, TNT, FedEx…)
By Air: 5-8 working days to your airport
By Sea: Pls advise your port of destination, the exact days will be confirmed by our forwarders, and the following lead time is for your reference. Europe and America (25 – 35 days), Asia (3-7 days), Australia ( 16-23 days)
4. What is the Terms of Payment?
Credit Card,T/T, L/C, Western Union; 30% T/T in advance, 70% before delivery.
5. Packaging & Shipping ?
Pallet, wooden case or with outer carton, or as customers’ specific requirements.
6. Why choose your company?
We are focusing on all aspects of refrigeration compressor, high quality and nice prices.
We strictly implement the rules according to the quality standard in every aspects from the purchase of raw material to the production process and outgoing of products.
Great service and Superior quality is provided all the time…
Packaging & Shipping Packing: Carton, wooden box and pallet, or as customers’ requirements.
Shipping: By Express (DHL /UPS /TNT /FedEx /EMS), By Air, By Sea
Pakaging and shipping
HVAC&R Exhibition
/* March 10, 2571 17:59:20 */!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 Support |
|---|---|
| Warranty: | 6 Months |
| Lubrication Style: | Lubricated |
| Cooling System: | Water Cooling |
| Power Source: | AC Power |
| Cylinder Position: | Vertical |
| Customization: |
Available
|
|
|---|
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.
How Do You Maintain the Air Quality in a Screw Compressor System?
Maintaining air quality in a screw compressor system is crucial to ensure the performance, efficiency, and reliability of the compressed air. Here’s a detailed explanation:
1. Proper Intake Filtration:
Install high-quality intake filters to prevent contaminants, such as dust, dirt, and debris, from entering the screw compressor system. These filters should have an appropriate filtration rating to effectively capture particles of the desired size. Regularly inspect and clean or replace the intake filters to maintain their effectiveness.
2. Compressed Air Dryers:
Use compressed air dryers, such as refrigerated dryers or desiccant dryers, to remove moisture from the compressed air. Moisture can lead to corrosion, damage to pneumatic equipment, and compromised air quality. The type of dryer selected depends on the specific application requirements and the desired level of moisture removal.
3. Oil Removal Filters:
In oil-injected screw compressors, oil is used for lubrication, which can contaminate the compressed air. Install oil removal filters downstream of the compressor to remove any oil carryover from the compressed air. These filters typically use coalescing technology to separate and trap oil particles, ensuring clean air quality.
4. Condensate Management:
Effectively manage condensate, which is formed when moisture in the compressed air condenses as it cools. Install condensate drains and separators to remove and properly dispose of condensate. Improper condensate management can lead to water contamination in the compressed air system.
5. Regular Maintenance:
Perform regular maintenance tasks as recommended by the manufacturer, including oil changes, filter replacements, and inspections. Proper maintenance helps ensure that the compressor system operates efficiently and minimizes the risk of contaminants entering the compressed air.
6. Air Receiver Tank Maintenance:
If the screw compressor system includes an air receiver tank, regularly inspect and clean the tank to remove any accumulated debris or contaminants. Additionally, ensure that the tank’s drain valve is functioning correctly to remove any water or condensate from the tank.
7. Leak Detection and Repair:
Regularly inspect the compressed air system for leaks. Leaks not only waste energy but also allow contaminants from the surrounding environment to enter the system. Use appropriate leak detection methods, such as ultrasonic detectors or soapy water solutions, to identify and promptly repair any leaks.
8. Monitor and Control Operating Conditions:
Monitor and maintain proper operating conditions within the screw compressor system. This includes monitoring discharge pressure, temperature, and other relevant parameters to ensure they are within acceptable ranges. Implement appropriate control strategies, such as regulating compressor capacity or adjusting dryer settings, to optimize air quality while meeting the specific application requirements.
9. Training and Awareness:
Provide training to operators and maintenance personnel on the importance of air quality in a screw compressor system. Ensure they understand proper maintenance procedures, the significance of filtration, and how to identify and address potential air quality issues.
10. Compliance with Regulations:
Be aware of and comply with relevant regulations and standards governing air quality in your specific industry or application. This may include adherence to guidelines such as ISO 8573, which specifies air purity classes for different contaminants in compressed air systems.
By following these practices, you can maintain the air quality in a screw compressor system, ensuring clean, reliable, and high-quality compressed air for various applications.
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.
editor by CX 2024-02-25
China Custom High Quality CHINAMFG Brand 45kw 55kw 8bar Electric Screw Air Compressor air compressor parts
Product Description
Refrigerated Compressed Air Dryer (Built-In Pre-Cooler)
Detailed Photos
Principle of working :
The amount of water vapor in the air compression by compressed air temperature determined: in case of compressed air pressure is basically the same, reduce the temperature of the air compressed compression to reduce the amount of water vapor in the air, and the excess water vapor will condense into liquid.
Freezing dryer is according to the corresponding relationship between the saturation water vapor pressure and temperature, use refrigeration device makes the compressed air is cooled to a certain dew point temperature, precipitation containing water, through the steam water separator and electric drainage device will discharge water, so that the compressed air can be dry.
Product Parameters
| Model |
Air Capacity (Nm3/min) |
Voltage (V) |
Fan Power (W) |
Air connector dia | Net weight (Kg) |
Lenghth (mm) |
Wideth (mm) |
Height (mm) |
Air flow (Nm3/n) |
| SDLF-0.5HT | 0.65 | 220 | 80 | G1″ | 54 | 400 | 560 | 730 | 820 |
| SDLF-1HT | 1.2 | 220 | 80 | G1″ | 57 | 400 | 560 | 730 | 820 |
| SDLF-2HT | 2.5 | 220 | 100 | G1″ | 66 | 520 | 640 | 890 | 1640 |
| SDLF-3HT | 3.6 | 220 | 135 | G1″ | 79 | 520 | 640 | 890 | 2670 |
| SDLF-4.5HT | 5.0 | 220 | 250 | G1-1/2″ | 86 | 540 | 700 | 1000 | 4650 |
| SDLF-6HT | 6.8 | 220 | 250 | G1-1/2″ | 90 | 540 | 700 | 1000 | 4650 |
| SDLF-8HT | 8.5 | 220 | 270 | G2″ | 99 | 610 | 900 | 1070 | 5700 |
| SDLF-10HT | 10.9 | 380/220 | 260 | G2″ | 113 | 610 | 900 | 1070 | 5700 |
| SDLF-12HT | 12.8 | 380/200 | 260 | G2″ | 113 | 610 | 900 | 1070 | 5700 |
Note: The above models use plate/plate-fin heat exchangers.
Company Profile
Certifications
Packaging & Shipping
FAQ
/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| After-sales Service: | Ok |
|---|---|
| Warranty: | 15 Months |
| Flow: | Cross Flow |
| Material Status: | Bulk |
| Drying Medium: | Air |
| Structure: | All Kinds |
| Samples: |
US$ 400/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
|
|
|---|
.webp)
How Does Variable Speed Control Work in Screw Compressors?
Variable speed control in screw compressors is a technology that allows the compressor’s rotational speed to be adjusted according to the compressed air or gas demand. This control method offers several benefits in terms of energy efficiency and system performance. Here’s a detailed explanation:
Variable speed control, also known as variable frequency drive (VFD) or inverter control, works by adjusting the speed of the compressor’s drive motor. The drive motor is typically an electric motor that powers the rotation of the compressor’s screw rotors.
The key components and operation of variable speed control in screw compressors are as follows:
- 1. Drive Motor: The drive motor is connected to the compressor’s screw rotors and provides the rotational power required for compression. It is an electric motor capable of operating at variable speeds.
- 2. Inverter or Variable Frequency Drive (VFD): The inverter or VFD is an electronic device that controls the speed of the drive motor. It converts the incoming electrical power into adjustable frequency and voltage, allowing precise control of the motor’s rotational speed.
- 3. Control System: The control system of the screw compressor monitors and adjusts the speed of the drive motor based on the compressed air or gas demand. It receives input signals from sensors that measure parameters such as pressure, flow rate, or system demand, and sends corresponding signals to the inverter or VFD to regulate the motor speed.
- 4. Speed Adjustment: When the demand for compressed air or gas decreases, the control system reduces the motor speed by decreasing the frequency and voltage supplied by the inverter or VFD. This results in a lower rotational speed of the screw rotors, reducing the compression capacity and power consumption of the compressor.
- 5. Energy Efficiency: Variable speed control allows the compressor to match the output to the actual demand, avoiding energy wastage associated with constant-speed compressors. By operating at lower speeds during periods of lower demand, energy consumption can be significantly reduced. This energy-saving capability is particularly advantageous in applications with varying air or gas requirements.
- 6. Smooth Operation: Variable speed control enables smooth and gradual motor acceleration and deceleration, minimizing mechanical stress on the compressor components and reducing the likelihood of sudden pressure surges or system shutdowns.
- 7. System Stability: By adjusting the compressor’s speed to match the demand, variable speed control helps maintain stable system pressure and prevents excessive cycling of the compressor. This contributes to improved system performance and longevity.
It’s worth noting that variable speed control is more commonly found in larger screw compressors used in industrial and commercial applications. Smaller screw compressors may utilize fixed-speed motors due to cost considerations or simpler system requirements.
Overall, variable speed control in screw compressors offers precise capacity modulation, improved energy efficiency, enhanced system stability, and reduced maintenance requirements, making it a preferred choice in many applications where compressed air or gas demand fluctuates.
.webp)
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.
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.
editor by CX 2024-02-19
China supplier Industrial Compressor Heavy Duty VSD Stationary AC Power Electric Air Cooled Directly Driven Rotary Screw Gas Air Compressors Pump with Germany Ghh Rand Air End air compressor parts
Product Description
Product Description
ZIQI CHINAMFG Screw Air Compressor Advantages:
A.80% components of CHINAMFG Compressor adopt global well known reliable brand to make sure the air compressor with high quality,durable,energy saving:
1.Core part:Germany GHH RAND screw air end ;
2.Motor:adopt Brazil WEG brand,the second biggest motor manufacturer in the world,IE4 energy saving standard 3 phase induction motor,IP55 protection;
3.Italian EURE oil air vessel ,the lead pressure vessel manufacturer in the world;
4.Italian Manuli oil tube ;
5.French Schneider electric system;
6.Sweden CHINAMFG bearings
Energy saving:
The air compressor equiped the frequency inverter,to make the air compressor with variable speed drive [VSD]. The principle of VSD is to adjust the motor rotation speed automatically according to the actual air consumption. The reduced system pressure decreases the total energy consumption of the whole system, which can reduce energy costs by 35% or more .
Technical Parameter
| Model | Air pressure | Max air displacement | Motor power | transmission | dimension | Weight | Noise | Outlet | ||||||
| cooling type | ||||||||||||||
| mpa | bar(e) | psi(g) | m3/min | cfm | hp | kw | belt drive & air cooling |
L(mm) | W(mm) | H(mm) | Kgs | dB(A) | mm | |
| GA-3.7A | 0.7 | 7 | 102 | 0.55 | 19 | 5 | 3.7 | 680 | 660 | 780 | 220 | 60±2 | 20 | |
| 0.8 | 8 | 116 | 0.45 | 16 | ||||||||||
| 1 | 10 | 145 | 0.35 | 12 | ||||||||||
| GA-5.5A | 0.7 | 7 | 102 | 0.8 | 28 | 7 | 5.5 | 680 | 660 | 780 | 230 | 61±2 | 20 | |
| 0.8 | 8 | 116 | 0.7 | 25 | ||||||||||
| 1 | 10 | 145 | 0.6 | 21 | ||||||||||
| 1.3 | 13 | 189 | 0.5 | 18 | ||||||||||
| GAS-7.5A VFC | 0.7 | 7 | 102 | 1.3 | 46 | 10 | 7.5 | 950 | 650 | 915 | 270 | 62±2 | 20 | |
| 0.8 | 8 | 116 | 1.2 | 42 | ||||||||||
| 1 | 10 | 145 | 1.1 | 39 | ||||||||||
| 1.3 | 13 | 189 | 0.9 | 32 | ||||||||||
| GAS-11A VFC | 0.7 | 7 | 102 | 1.8 | 64 | 15 | 11 | 950 | 650 | 915 | 280 | 63±2 | 20 | |
| 0.8 | 8 | 116 | 1.7 | 60 | ||||||||||
| 1 | 10 | 145 | 1.5 | 53 | ||||||||||
| 1.3 | 13 | 189 | 1.2 | 42 | ||||||||||
| GAS-15A VFC | 0.7 | 7 | 102 | 2.7 | 95 | 20 | 15 | 1260 | 850 | 1220 | 540 | 66±2 | 25 | |
| 0.8 | 8 | 116 | 2.5 | 88 | ||||||||||
| 1 | 10 | 145 | 2.3 | 81 | ||||||||||
| 1.3 | 13 | 189 | 2 | 71 | ||||||||||
| GAS-18.5A VFC | 0.7 | 7 | 102 | 3.2 | 113 | 25 | 18.5 | 1260 | 850 | 1220 | 550 | 67±2 | 25 | |
| 0.8 | 8 | 116 | 3 | 106 | ||||||||||
| 1 | 10 | 145 | 2.8 | 99 | ||||||||||
| 1.3 | 13 | 189 | 2.4 | 85 | ||||||||||
| GAS-22A VFC | 0.7 | 7 | 102 | 3.8 | 134 | 30 | 22 | 1260 | 850 | 1220 | 560 | 67±2 | 25 | |
| 0.8 | 8 | 116 | 3.6 | 127 | ||||||||||
| 1 | 10 | 145 | 3.2 | 113 | ||||||||||
| 1.3 | 13 | 189 | 2.8 | 99 | ||||||||||
| GAS-30A VFC | 0.7 | 7 | 102 | 5.7 | 201 | 40 | 30 | 1500 | 970 | 1375 | 780 | 67±2 | 40 | |
| 0.8 | 8 | 116 | 5.5 | 194 | ||||||||||
| 1 | 10 | 145 | 5 | 177 | ||||||||||
| 1.3 | 13 | 189 | 4.5 | 159 | ||||||||||
| GAS-37A VFC | 0.7 | 7 | 102 | 6.8 | 240 | 50 | 37 | 1500 | 970 | 1375 | 800 | 68±2 | 40 | |
| 0.8 | 8 | 116 | 6.31 | 222 | ||||||||||
| 1 | 10 | 145 | 5.7 | 201 | ||||||||||
| 1.3 | 13 | 189 | 5 | 177 | ||||||||||
| GAS-45A VFC | 0.7 | 7 | 102 | 7.9 | 279 | 60 | 45 | 1500 | 970 | 1375 | 820 | 69±2 | 40 | |
| 0.8 | 8 | 116 | 7.4 | 261 | ||||||||||
| 1 | 10 | 145 | 6.9 | 244 | ||||||||||
| 1.3 | 13 | 189 | 6.1 | 215 | ||||||||||
| GAS-55A VFC | 0.7 | 7 | 102 | 10.9 | 385 | 75 | 55 | direct drive &air cooling or water cooling | 2150 | 1326 | 1766 | 1550 | 69±2 | 50 |
| 0.8 | 8 | 116 | 10.4 | 367 | ||||||||||
| 1 | 10 | 145 | 9.4 | 332 | ||||||||||
| 1.3 | 13 | 189 | 8.6 | 304 | ||||||||||
| GAS-75A VFC | 0.7 | 7 | 102 | 14.5 | 512 | 100 | 75 | 2150 | 1326 | 1766 | 1600 | 70±2 | 50 | |
| 0.8 | 8 | 116 | 13.8 | 487 | ||||||||||
| 1 | 10 | 145 | 12.6 | 445 | ||||||||||
| 1.3 | 13 | 189 | 11.2 | 395 | ||||||||||
| GAS-90A VFC | 0.7 | 7 | 102 | 17 | 600 | 120 | 90 | 2545 | 1450 | 1900 | 2500 | 75±2 | 65 | |
| 0.8 | 8 | 116 | 16.5 | 583 | ||||||||||
| 1 | 10 | 145 | 15.2 | 537 | ||||||||||
| 1.3 | 13 | 189 | 14 | 494 | ||||||||||
*For other requirements,please contact the salesman.
Company Information
Packaging & Shipping
FAQ
Are you manufacturer?
ZIQI: Yes,we are professional air compressor manufacturer over 10 years and our factory located in ZheJiang .
How long is your air compressor warranty?
ZIQI: For 1 year.
Do you provide After- sales service parts?
ZIQI: Of course, We could provide easy- consumable spares.
How long could your air compressor be used?
ZIQI: Generally, more than 10 years.
How about your price?
ZIQI: Based on high quality, Our price is very competitive in this market all over the world.
How about your customer service?
ZIQI: For email, we could reply our customers’ emails within 2 hours.
Do you support OEM?
ZIQI: YES, and we also provide multiple models to select.
How to get quicker quotation?
When you send us inquiry, please confirm below information at the same time:
* What is the air displacement (m3/min,cfm/min)?
* What is the air pressure (mpa,bar,psi)?
* What is the voltage in your factory (v/p/Hz)?
* It is ok if you need air tank, air dryer and filters.
This information is helpful for us to check suitable equipment solution and quotation quickly.
Hot Products
| VSD Oil-Free Screw Air Compressor | Combined Screw Air Compressor | Two Stage Screw Air Compressor |
Contact
Bob Cui | Overseas Sale Manager
ZIQI Compressor(ZheJiang )Co.,Ltd
Add:No.280,Wangwei West Rd.Fengjing Industrial Park, Xihu (West Lake) Dis.n Dist.,ZheJiang ,CN.
/* March 10, 2571 17:59:20 */!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 Support |
|---|---|
| Warranty: | 1 Year |
| Lubrication Style: | Lubricated |
| Cooling System: | Air Cooling |
| Power Source: | AC Power |
| Cylinder Position: | Vertical |
| Customization: |
Available
|
|
|---|
.webp)
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.
Can Screw Compressors Be Used for Refrigeration?
Yes, screw compressors can be used for refrigeration applications. Here’s a detailed explanation:
Screw compressors are versatile and widely used in various industrial applications, including refrigeration. They are known for their efficiency, reliability, and ability to handle high-capacity refrigeration systems. Screw compressors work by compressing refrigerant gas, increasing its pressure and temperature, and then transferring the heat to the surrounding environment.
Here are some key points regarding the use of screw compressors in refrigeration:
1. Industrial Refrigeration Systems:
Screw compressors are commonly employed in large-scale industrial refrigeration systems, such as those used in cold storage facilities, food processing plants, beverage production, and HVAC systems for commercial buildings. These systems require high cooling capacities and continuous operation, making screw compressors an ideal choice.
2. Positive Displacement Compressors:
Screw compressors belong to the category of positive displacement compressors. They use two interlocking helical rotors (screws) to trap and compress the refrigerant gas. This design ensures a continuous flow of refrigerant and allows for efficient compression over a wide range of operating conditions.
3. Oil-Injected and Oil-Free Types:
Screw compressors can be either oil-injected or oil-free. Oil-injected screw compressors use oil for lubrication and cooling, which helps reduce friction and extend the compressor’s lifespan. In contrast, oil-free screw compressors use specialized coatings and materials to eliminate the need for oil, making them suitable for applications where oil contamination is a concern, such as in the pharmaceutical or food industries.
4. Multi-Stage Compression:
In refrigeration applications, screw compressors are often used in multi-stage configurations to achieve higher pressure ratios and improve overall system efficiency. Multi-stage compression involves compressing the refrigerant gas in multiple stages, typically with intermediate cooling between each stage, to reduce the work required for compression and enhance system performance.
5. Variable Speed Control:
Screw compressors can be equipped with variable speed drives (VSD) that allow for precise control of the compressor’s rotational speed. VSD technology enables the compressor to adjust its capacity according to the refrigeration load, resulting in energy savings and improved system performance.
6. System Integration:
Screw compressors are often integrated into complex refrigeration systems, working in tandem with other components such as condensers, evaporators, expansion valves, and control systems. This integration ensures efficient heat transfer, proper refrigerant flow, and effective temperature control.
It’s important to note that the selection of a screw compressor for refrigeration applications should consider factors such as cooling capacity requirements, operating conditions, refrigerant type, system configuration, and specific industry regulations.
In summary, screw compressors are well-suited for refrigeration applications, especially in industrial settings. Their efficiency, reliability, and capacity make them a popular choice for large-scale refrigeration systems. Whether in cold storage facilities, food processing plants, or HVAC systems, screw compressors play a crucial role in maintaining optimal temperatures and preserving perishable goods.
.webp)
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.
editor by CX 2024-02-15
China high quality Mini Quiet 1 Phase 220/230/240V 8 Bar~10 Bar 4 Kw 5.5 HP 360L/Min Tank Mounted Pm VSD Rotary Screw Air Compressor for Automobile Spray Painting air compressor parts
Product Description
SINGLE PHASE OIL INJECTED ROTARY SCREW AIR COMPRESSOR (PM VSD)
Product Parameters
Product Description
Hot Sale Products
2~10bar Oil-injected 7~16bar All-in-1 Small Single-phase
Screw Air Compressor Screw Air Compressor Screw Air Compressor
2~40bar 100% Oil-free 8~12bar 100% Oil-free Diesel Engine Portable
Screw Air Compressor Scroll Air Compressor Screw Air Compressor
Main Product
What we can supply:
* Oil-injected Screw Air Compressor (2~16 bar)
* All-in-1 Screw Air Compressor with Tank, Dryer, and Filters (7~16 bar)
* Single-phase Small Screw Air Compressor for Home use (8~10 bar)
* Water-injected Oil-free Screw Air Compressor (2~40 bar)
* Oil-free Scroll Air Compressor (8~12 bar)
* Diesel&Electric Engine Portable Screw Air Compressor (8~30 bar)
* Air Dryer, Air tank, Filters, and other Spare parts
/* March 10, 2571 17:59:20 */!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*7 Online Services and Video Guide |
|---|---|
| Warranty: | 1 Year for The Whole Machine & 2 Years for Airend |
| Lubrication Style: | Lubricated |
| Cooling System: | Air Cooling |
| Power Source: | AC Power |
| Installation Type: | Stationary Type |
| Customization: |
Available
|
|
|---|
.webp)
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.
Are There Regulations Governing the Use of Screw Compressors in Certain Industries?
Yes, there are regulations governing the use of screw compressors in certain industries. Here’s a detailed explanation:
1. Occupational Safety and Health Administration (OSHA):
In the United States, OSHA sets standards and regulations to ensure the safety and health of workers. While OSHA does not have specific regulations solely focused on screw compressors, they have general requirements that apply to compressed air systems, including screw compressors. These requirements cover aspects such as electrical safety, guarding of moving parts, and proper maintenance practices to ensure worker safety.
2. Environmental Protection Agency (EPA):
The EPA in the United States regulates air emissions to protect the environment and public health. While screw compressors themselves are not directly regulated, if the compressed air is used in processes that emit pollutants, such as in industrial manufacturing, the EPA may have regulations that apply to those specific industries or processes.
3. Industry-Specific Regulations:
Certain industries have specific regulations that govern the use of screw compressors or compressed air systems. These regulations are often aimed at ensuring product quality, safety, and environmental compliance. Some examples include:
a) Food and Beverage Industry: The food and beverage industry often has strict regulations to ensure product safety and prevent contamination. Compressed air used in processes such as packaging, conveying, or powering equipment may need to meet specific quality standards, such as those established by the Food and Drug Administration (FDA) or the Global Food Safety Initiative (GFSI).
b) Pharmaceutical Industry: The pharmaceutical industry has stringent regulations to ensure product quality, safety, and compliance with Good Manufacturing Practices (GMP). Compressed air used in pharmaceutical manufacturing processes must meet specific standards, such as those outlined in the United States Pharmacopeia (USP) or the European Pharmacopoeia (Ph. Eur.).
c) Electronics Industry: The electronics industry often requires clean and dry compressed air to prevent damage to sensitive electronic components. Standards such as ISO 8573, which specify air purity classes for different contaminants in compressed air systems, may be applicable.
d) Automotive Industry: The automotive industry may have regulations and standards related to the use of compressed air in manufacturing processes, such as painting or pneumatic tools. These regulations often focus on worker safety, product quality, and environmental compliance.
It’s important for organizations in these industries to be aware of and comply with the relevant regulations governing the use of screw compressors. Compliance helps ensure the safety of workers, product quality, environmental protection, and overall regulatory compliance.
It’s worth noting that regulations may vary by country and region, so it’s essential to consult the specific regulations applicable to the industry and location where the screw compressors are being used.
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.
editor by CX 2024-02-14
China factory SPM780II(Two stage compression) Permanent Magnet Inverter Screw Air Compressor air compressor parts
Product Description
Product Description
1. The most advanced split type design.
2. The air end and motor are connected by the coupling, free from the trouble of maintenance.
3. Double screw highly efficient air end design of large rotor, larger compressed capacity, longer service life with imported bearings.
4. Permanent magnet motor
The motor is made of the special material of rare-earth permanent magnet, strong magnetic field, large overload torque and small current while starting and operation,
The special rare-earth permanent magnet with the special design of the rotor, makes the efficiency of the motor 10%-15% higher than the same horsepower induction motor.
Design of the lower temperature, the raise temperature of the motor<60K, greatly improves the service life and service factor.
Soft starter by the inverter
Avoiding the strong mechanical shock while starting, prolonging the life of machine, reducing the maintenance, improving the reliability. So it can save 30% energy.
Product details:
Application Fields:
Our Exhibition:
/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| After-sales Service: | 12 months |
|---|---|
| Warranty: | 12 months |
| Lubrication Style: | Lubricated |
| Customization: |
Available
|
|
|---|
.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}
|
Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
|---|
| Payment Method: |
|
|---|---|
|
Initial Payment Full Payment |
| Currency: | US$ |
|---|
| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
|---|
How Do You Select the Right Size Screw Compressor for Your Needs?
Choosing the right size screw compressor is crucial to ensure optimal performance, energy efficiency, and cost-effectiveness for your specific compressed air or gas requirements. Here’s a detailed explanation of the selection process:
Selecting the right size screw compressor involves considering several key factors:
- 1. Air or Gas Demand: Determine your compressed air or gas demand by assessing the total required flow rate (measured in cubic feet per minute or liters per second) and the operating pressure (measured in pounds per square inch or bar). This information helps establish the compressor’s capacity requirements.
- 2. Duty Cycle: Evaluate your operation’s duty cycle, which refers to the percentage of time the compressor will be running. Duty cycles can vary from continuous operation to intermittent or seasonal usage. The duty cycle affects the compressor’s sizing, as it determines the required compressor output and influences the compressor’s cooling and maintenance needs.
- 3. Ambient Conditions: Consider the environmental conditions in which the compressor will operate. Factors such as temperature, humidity, and altitude can impact the compressor’s performance and cooling requirements. Ensure that the selected compressor is suitable for the specific ambient conditions of your facility.
- 4. System Pressure Requirements: Determine the minimum and maximum operating pressure requirements for your application. This information is essential in selecting a compressor that can consistently deliver the required pressure range throughout its operating range.
- 5. Efficiency Considerations: Evaluate the energy efficiency of different compressor models. Look for compressors with high energy efficiency ratings, such as those certified by organizations like the Air Compressor and Gas Association (CAGI) or ENERGY STAR. Energy-efficient compressors can significantly reduce operating costs over the equipment’s lifespan.
- 6. Future Expansion: Consider any anticipated growth or changes in your compressed air or gas demand. If you expect increased demand in the future, it’s advisable to select a compressor with some extra capacity to accommodate future expansion without requiring immediate replacement.
- 7. Maintenance and Serviceability: Assess the maintenance requirements and serviceability of different compressor models. Look for features that make routine maintenance tasks, such as filter changes or oil checks, easily accessible and convenient. Consider the availability of service technicians and spare parts for the chosen compressor brand or model.
- 8. Manufacturer and Supplier Support: Research the reputation and track record of compressor manufacturers and suppliers. Choose established brands known for producing reliable, high-quality equipment. Consider factors such as warranty coverage, technical support availability, and the proximity of service centers.
Once you have gathered the necessary information and considered the factors mentioned above, you can consult with compressor manufacturers or suppliers who can provide expert advice and assist in selecting the right size screw compressor for your specific needs. They can perform detailed calculations, taking into account the factors discussed, to recommend a compressor that matches your requirements and provides optimal performance.
It’s important to note that selecting the right size screw compressor is a critical decision, and professional guidance is highly recommended to ensure an accurate assessment and proper matching of the compressor to your specific needs.
In summary, selecting the right size screw compressor involves assessing your compressed air or gas demand, duty cycle, ambient conditions, pressure requirements, efficiency considerations, future expansion plans, maintenance requirements, and manufacturer support. By considering these factors and seeking expert advice, you can choose a screw compressor that meets your needs and delivers reliable, efficient performance.
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.
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.
editor by CX 2024-01-17