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China wholesaler 7.5kw CHINAMFG for Industry air compressor for car

Product Description

ISO&CE Certified Air Compressor With Tank

Machine show

Application: Our products are widely used in power generation, semiconductor, shipbuilding, oil field, rubber, food, pharmacy, package, electronic, communication, cement, glasses, chemical, textile, papermaking, gas, and oil refining, etc.

Technical parameters

Screw Air Compressor 
Model Motor power Free air deliver Free air deliver Discharge pressure Noise level Lubricant oil Tank volume Electricity Weight Size
(KW) (HP) (m3/min) (CFM) (MPa) (dB) (L) (L) (V/ph/Hz) (KG) (mm)
AH-7 5.5 7.5 0.85 30 0.7 53-57 5.4 300 380/3/50 375 1620*720*1470
0.75 27 0.8
AH-10 7.5 10 1.20 42 0.7 63-67 5.4 300 380/3/50 380 1620*720*1470
1.10 39 0.8
0.90 32 1.0
AH-15 11 15 1.60 57 0.7 63-67 7 300 380/3/50 420 1620*720*1600
1.50 53 0.8
1.30 46 1.0
AH-20 15 20 2.50 88 0.7 63-67 8 300 380/3/50 450 1620*720*1600
2.30 81 0.8
2.10 74 1.0

Feature

Machine prodution time and delivery time

Machine production time: 20 days.
Transportation: By sea
Terms of trade: FOB/CFR/CIF
Delivery time: 30 days /* 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
Cylinder Position: Horizontal
Structure Type: Closed Type
Type: Single Screw Compressor
Free Air Deliver: 1.1 M3/Min

air compressor

What Industries Commonly Use Screw Compressors?

Screw compressors are widely used in various industries due to their efficiency, reliability, and versatility. Here’s a detailed overview of the industries that commonly utilize screw compressors:

  • 1. Manufacturing: Screw compressors find extensive use in manufacturing industries such as automotive, aerospace, electronics, and appliances. They are employed for applications such as powering pneumatic tools, operating production lines, providing compressed air for painting, and controlling automated processes.
  • 2. Oil and Gas: The oil and gas industry extensively utilizes screw compressors for various purposes. They are employed in upstream operations for natural gas gathering, gas lift systems, and wellhead compression. In downstream operations, screw compressors are used in refining processes, gas transmission, and storage facilities.
  • 3. Chemical and Petrochemical: Screw compressors play a crucial role in chemical and petrochemical industries. They are used for compressing gases in chemical reactions, providing instrument air for control systems, powering pneumatic conveying systems, and handling various process gases in refining and production processes.
  • 4. Food and Beverage: Screw compressors are employed in the food and beverage industry for applications such as refrigeration, freezing, and air supply for packaging processes. They help maintain optimal temperature and humidity conditions, ensuring the quality and safety of food and beverage products.
  • 5. Pharmaceutical and Healthcare: Screw compressors are utilized in pharmaceutical manufacturing facilities, research laboratories, and healthcare institutions. They provide clean, oil-free compressed air for critical processes, such as pharmaceutical production, medical device manufacturing, and laboratory analysis. High-quality compressed air is essential to meet stringent quality and regulatory standards in these industries.
  • 6. Power Generation: Screw compressors find applications in power generation facilities, including gas turbine power plants, combined heat and power (CHP) systems, and cogeneration plants. They are used for inlet air compression, fuel gas boosting, and other compressed air requirements in power generation processes.
  • 7. Construction and Mining: Screw compressors are widely used in construction and mining industries for powering pneumatic tools, drilling equipment, and material handling systems. They provide the necessary compressed air for efficient and reliable operation in demanding construction and mining environments.
  • 8. Municipal and Wastewater Treatment: Screw compressors are utilized in municipal water treatment and wastewater treatment plants. They play a vital role in aeration processes, where compressed air is introduced into water or wastewater to promote biological treatment and ensure effective removal of contaminants.
  • 9. Printing and Packaging: Screw compressors are employed in printing and packaging industries for applications such as air drying, air cushioning, and powering pneumatic systems in printing presses and packaging machinery. They ensure consistent and reliable compressed air supply for efficient production processes.
  • 10. Automotive and Transportation: Screw compressors are used in automotive and transportation industries for applications such as air conditioning systems in vehicles, pneumatic braking systems, and compressed air supply for tire inflation and maintenance.

These are just a few examples, and screw compressors find applications in numerous other industries, including textiles, plastics, pulp and paper, steel and metal fabrication, electronics manufacturing, and more. The versatility and reliability of screw compressors make them a popular choice across a wide range of industrial sectors.

air compressor

Can Screw Compressors Be Used for Medical Air Supply?

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

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

1. Reliability and Efficiency:

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

2. Oil-Free Operation:

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

3. Air Quality Standards:

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

4. Integrated Drying and Filtration:

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

5. Redundancy and Backup Systems:

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

6. Monitoring and Alarms:

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

7. Compliance with Standards and Regulations:

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

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

air compressor

How Does a Screw Compressor Work?

A screw compressor operates based on a unique rotary positive displacement principle. Here’s a detailed explanation:

Working Principle:

A screw compressor consists of two helical rotors, typically referred to as 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. The compression chambers gradually reduce in volume as the rotors rotate, compressing the air or gas trapped inside.

Suction Process:

The suction process begins when the rotors start rotating. As they rotate, the helical lobes or threads on the rotors create expanding spaces between them. The expanding spaces draw in the air or gas from the inlet port, allowing it to enter the compression chamber. The suction process continues as the rotors rotate, and the expanding spaces move the air or gas towards the discharge side of the compressor.

Compression Process:

As the air or gas enters the compression chamber, it gets trapped between the interlocking lobes or threads of the rotors. As the rotors continue to rotate, the trapped air or gas is carried along the length of the rotors. The volume of the compression chamber gradually decreases as the lobes or threads of the rotors intermesh, compressing the air or gas. The compression process is continuous and smooth as the air or gas moves from the suction side to the discharge side of the compressor.

Discharge Process:

Once the air or gas reaches the discharge end of the compression chamber, it is pushed towards the outlet port. The compressed air or gas is then released from the compressor through the outlet port to be used for various applications.

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. The oil provides lubrication, cooling, and sealing between the rotors, reducing friction and minimizing wear. The oil-injected variant is commonly used in industrial applications where a small amount of oil in the compressed air is acceptable.

Oil-free screw compressors, on the other hand, 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 eliminate the need for oil. Oil-free screw compressors are preferred in applications that require oil-free and contaminant-free compressed air, such as in the food and beverage, pharmaceutical, and electronics industries.

In summary, a screw compressor works by utilizing interlocking helical rotors to compress air or gas. The rotating rotors draw in the air or gas during the suction process, and as they rotate, the trapped air or gas is compressed within the compression chamber. The compressed air or gas is then discharged from the compressor. Screw compressors are available in oil-injected and oil-free variants, catering to different application requirements.

China wholesaler 7.5kw CHINAMFG for Industry   air compressor for carChina wholesaler 7.5kw CHINAMFG for Industry   air compressor for car
editor by CX 2024-05-14

China Good quality Super 7.5kw 10HP CHINAMFG Industrial Air Compressor Price air compressor portable

Product Description

                     High Quality Screw Air compressor 

Electric silent oil free 15kw 22kw 55kw 90kw 132kw 160kw 280kw 355kw 500kw screw air compressor 
Our company specialize in making various kinds of compressors, such as:Diaphragm compressor,Piston compressor, screw Air compressor,Nitrogen generator,Oxygen generator ,Gas cylinder,etc. All products can be customized according to your parameters and other requirements.

The CHINAMFG is a volume -type gas compression machine with a volume of work volume. The compression of the gas is achieved by changes in volume, and the change of the volume is to achieve a rotation movement in the case with a pair of rotor of the compressor.
Basic structure of the screw air compressor: In the body of the compressor, a pair of intertwined spiral rotors are parallel. Usually, there is a rotor with convex teeth outside the ball, which is called yang rotor or yang screw. The rotor with concave teeth in the festival is called a pussy rotor or yin screw. Generally, the yang rotor is connected to the original motivation. Axial force. The cylindrical roller bearing at both ends of the rotor enables the rotor to achieve radial positioning and is underneath the radial force in the compressor. At both ends of the compressor body, a certain shape and size of the pores are opened respectively. One is used for inhalation, which is called the air intake; the other is used for exhaust, called the exhaust port.
Customized is accepted , Pls provide the following information to us :
1.Working Pressure : ____ Bar 
2.Rated Power : _____ KW/HP
Advantages of screw air compressor :
01.
Advanced Medium Voltage Dual Stage Mainframe
1. Two-stage integrated design, oil mist spray cooling is used between stages, which reduces the temperature of the air, and the compression process is close to the most energy-saving isothermal compression. In principle, two-stage compression saves 5%-8% of energy compared to single-machine compression ;
2. It is suitable for the compression ratio matching of medium voltage, the leakage in the main engine is small, and the volumetric efficiency is high;
3. The bearing adopts imported heavy-duty bearing, which makes the force of the rotor better; the two-stage rotors are driven by helical gears respectively, so that each stage of the rotor has the best linear speed;
4. The third-generation asymmetric rotor technology, the tooth surface is processed by the German KAPP rotor grinder, creating a high-precision rotor, which is the first guarantee for the high efficiency and stability of the host.
02.High efficiency permanent magnet synchronous motor
1. IP54 protection grade, which is more stable and reliable than IP23 in harsh environment;
2. Low temperature rise design, higher efficiency, and extended the service life of the motor;
3. Use ceramic plated bearings to completely eliminate the influence of shaft current on bearings;
4. It is made of rare earth permanent magnet materials, with large torque and small current during startup and operation;
5. With reasonable magnetic field design and magnetic density distribution, the working frequency range of energy-saving motors is wider and the operating noise is low;
6. Cooperating with the operation of the frequency converter, the frequency conversion soft start is realized, which avoids the strong mechanical impact of the machine and equipment when the motor is started at full pressure, and is conducive
to protecting the mechanical equipment, reducing equipment maintenance and improving the reliability of the equipment.
03. Special valve group
1. Intake valve: It adopts a special normally closed butterfly valve for medium voltage, with a non-return function, stable operation, high precision of air volume control, built-in noise reduction design, low cavitation noise and long service life;
2. Minimum pressure maintenance valve: special valve for medium voltage, high pressure resistance, high temperature resistance, accurate opening pressure, ensuring stable pressure in the barrel, ultra-fast return to seat, strong sealing, ensuring no backflow of gas, low pressure loss and high efficiency ;
3. Temperature control valve: The unit is equipped with a mixed-flow temperature control valve to ensure that the unit is more convenient to start in a low temperature environment, and to ensure the oil supply of the unit at any time; by controlling the oil supply temperature of the main engine to ensure that the unit is in the best performance state;
4. Oil cut-off valve: special normally closed valve for medium voltage, controlled by the exhaust pressure of the machine head. When starting up, the valve opens quickly to ensure that the compressor is lubricated and warmed up as soon as possible; when shutting down, the valve prevents oil from being ejected from the intake end.
4.Advanced and reliable electric control system
1. Large-size color LCD touch screen, with good man-machine communication interface, touch screen with anti-mistouch and sleep function;
2. It adopts double frequency conversion system, which is more energy-saving. The frequency converter and the motor are perfectly matched, and the low frequency and high torque can output 180% of the rated torque;
3. According to the characteristics of medium voltage, a special program is developed, with multiple pressure sensors and multiple temperature sensors, which can comprehensively detect the operating status of the unit, and automatically control the machine status without special care;
4. Configure the Internet of Things, you can check the operating status of the unit on the mobile phone;
5. Independent air duct design, suitable for various working conditions.
5.Silent centrifugal fan
1. Adopt centrifugal fan, brand-new separate radial cooling fan design, with special cooler, better cooling effect and more energy saving;
2. Compared with axial flow fans, centrifugal fans have higher wind pressure and lower noise;
3. Using variable frequency fan control, the oil temperature is constant, prolonging the service life of lubricating oil;
4. Due to the high wind pressure, the cooler and the filter are less likely to be blocked.
6..High quality triple filter

1. The filtration area of the air filter exceeds 150% of the normal requirement, the inlet pressure loss is low, and the energy efficiency is good;2. The oil filter adopts a full-flow built-in pressure-bearing oil filter suitable for medium voltage conditions. The rated processing capacity of the oil filter is 1.3 times the circulating oil volume. The imported filter material and the design scheme of large margin are selected, which has high filtration precision and good durability.
3. The oil is divided into special customized oil, which is designed and developed for medium-pressure working conditions, with wide applicable pressure range, good separation effect and low operating pressure loss; imported glass fiber material is selected;
4. The design of the 3 filter positions is reasonable, the maintenance is convenient, and the downtime is reduced.
High quality and efficient coupling
1. The coupling is a torsional elastic coupling with a failure protection function, which can effectively damp and reduce the vibration and impact generated during operation;
2. The elastic body is only under pressure and can bear a larger load, and the drum-shaped teeth of the elastic body can avoid stress concentration.   
 

Medium pressure direct-coupled screw compressor
HY-Z series medium pressure direct screw compressor Working pressure Capacity Power Noise Air Outlet Pipe Diameter Net weight Dimensions(mm)
bar psig (m3/min) cfm kW hp dB kg Length Width Height
HY-18Z 20 291 1.7 61 18 25 65 ±3 G3/4″ 868 1600 1100 1150
25 364 1.7 61 18 25 65 ±3 G3/4″ 868 1600 1100 1150
30 437 1.7 61 18 25 65±3 G3/4″ 868 1600 1100 1150
HY-22Z 20 291 2.1 74 22 30 65±3 G3/4″ 900 1600 1100 1150
25 364 2.1 74 22 30 65±3 G3/4″ 900 1600 1100 1150
30 437 2.1 74 22 30 65 ±3 G3/4″ 900 1600 1100 1150
35 510 1.6 57 22 30 65±3 G3/4″ 900 1600 1100 1150
40 583 1.6 57 22 30 65±3 G3/4″ 900 1600 1100 1150
HY-37Z 20 291 3.3 117 37 50 65 ±3 G3/4″ 1340 1800 1350 1500
25 364 3.3 117 37 50 65±3 G3/4″ 1340 1800 1350 1500
30 437 3.3 117 37 50 65±3 G3/4″ 1340 1800 1350 1500
35 510 3 106 37 50 65±3 G3/4″ 1340 1800 1350 1500
40 583 3 106 37 50 65±3 G3/4″ 1340 1800 1350 1500
HY-55Z 20 291 6.4 225 55 75 67±3 DN32 2100 2400 1580 1700
25 364 5 176 55 75 67±3 DN32 2100 2400 1580 1700
30 437 4.7 165 55 75 67 ±3 DN32 2100 2400 1580 1700
35 510 4.3 151 55 75 67±3 DN32 2100 2400 1580 1700
40 583 3.8 133 55 75 67 ±3 DN32 2100 2400 1580 1700
HY-75Z 20 291 7.2 255 75 100 68±3 DN32 2300 2400 1580 1700
25 364 7 248 75 100 68±3 DN32 2300 2400 1580 1700
30 437 6.7 237 75 100 68±3 DN32 2300 2400 1580 1700
35 510 6.3 223 75 100 68±3 DN32 2300 2400 1580 1700
40 583 5.7 201 75 100 68±3 DN32 2300 2400 1580 1700
HY-90Z 20 291 12 423 90 120 70 ±3 DN32 2800 2400 1580 1700
25 364 10.3 364 90 120 70±3 DN32 2800 2400 1580 1700
30 437 10 353 90 120 70 ±3 DN32 2800 2400 1580 1700
35 510 6.3 223 90 120 70±3 DN32 2800 2400 1580 1700
40 583 5.8 205 90 120 70±3 DN32 2800 2400 1580 1700
HY-110Z 20 291 13.7 483 110 150 72 ±3 DN40 3000 2700 1680 1900
25 364 12.5 440 110 150 72 ±3 DN40 3000 2700 1680 1900
30 437 10.3 363 110 150 72 ±3 DN40 3000 2700 1680 1900
35 510 9.6 339 110 150 72 ±3 DN40 3000 2700 1680 1900
40 583 9.1 321 110 150 72 ±3 DN40 3000 2700 1680 1900
HY-132Z 20 291 16.3 576 132 175 74 ±3 DN50 3200 2700 1680 1900
25 364 13.5 476 132 175 74±3 DN50 3200 2700 1680 1900
30 437 12.2 430 132 175 74 ±3 DN50 3200 2700 1680 1900
35 510 11.8 416 132 175 74 ±3 DN50 3200 2700 1680 1900
40 583 11.3 398 132 175 74 ±3 DN50 3200 2700 1680 1900
HY-160Z 20 291 20 706 160 215 75 ±3 DN50 3600 3000 1830 2000
25 364 16.1 567 160 215 75 ±3 DN50 3600 3000 1830 2000
HY-185Z 20 291 23.5 829 185 250 76±3 DN50 3800 3000 1830 2000
25 364 18.5 652 185 250 76±3 DN50 3800 3000 1830 2000
HY-200Z 20 291 26 918 200 270 76±3 DN50 4800 3000 1830 2000
25 364 22.9 809 200 270 76±3 DN50 4800 3000 1830 2000
30 437 22.2 783 200 270 76 ±3 DN50 4800 3000 1830 2000
HY-200ZW 20 291 30.2 1067 220 300 78 ±3 DN65 5000 3300 1930 2250
25 364 25.8 911 220 300 78 ±3 DN65 5000 3300 1930 2250
30 437 23.2 819 220 300 78±3 DN65 5000 3300 1930 2250
35 510 22 776 220 300 78±3 DN65 5000 3300 1930 2250
HY-250ZW 20 291 34.2 1207 250 350 78±3 DN65 5500 3300 1930 2250
25 364 29.1 1026 250 350 78 ±3 DN65 5500 3300 1930 2250
30 437 27.5 972 250 350 78±3 DN65 5500 3300 1930 2250
35 510 25.2 888 250 350 78±3 DN65 5500 3300 1930 2250
40 583 22.8 804 250 350 78±3 DN65 5500 3300 1930 2250
HY-280ZW 20 291 37.7 1330 280 375 80±3 DN65 5800 3300 1930 2250
25 364 34 1200 280 375 80±3 DN65 5800 3300 1930 2250
30 437 30 1060 280 375 80±3 DN65 5800 3300 1930 2250
35 510 27.3 965 280 375 80±3 DN65 5800 3300 1930 2250
40 583 25 881 280 375 80±3 DN65 5800 3300 1930 2250
HY-315ZW 30 437 33.7 1189 315 422 80±3 DN65 6400 3500 2200 2300
35 510 29.8 1053 315 422 80±3 DN65 6400 3500 2200 2300
40 583 27.1 958 315 422 80±3 DN65 6400 3500 2200 2300

The product parameter table of CHINAMFG compressor follows:
1 The exhaust gas volume value is the gas volume flow rate in the following state (temperature: 32°C, atmospheric pressure: 101.325KPa).
2. Pressure value after exhaust pressure check valve.
3. The noise value is the value in the anechoic chamber, test tolerance: 3dB(A).
4. Please consult our company for use in harsh working conditions such as high temperature, high humidity, high cold and high dust.
5. Dimensions and weight of the whole machine are subject to change without prior notice.
6. Please do not use compressed air directly for medical equipment inhaled by the human body.

 

Workshop of natural gas compressor 
Our products 
Our Certificate : CE and ISO certification
Our exhibition for the gas compressor 
Our Service for diaphragm compressor : 
1.Service time : 24*7 Hours
2.Customized Service 
3.Perfect pre-sale,sale,after-sales service
4.FAT
5.Onsite commissioning Service
6.18 months warranty period

FAQ :
Q1.How about your after-sales service?
A: 1. Provide customers with intallation and commissioning online instructions.
2. Well-trained engineers available to overseas after-sales service.

Q2.What’s payment term?
A: T/T, L/C, D/P, Western Union, Trade Assurance and etc. Also we could accept USD, RMB, GBP, Euro and other currency.

Q3 : How long is your air compressor warranty?
A: Usually 1 year /12 Months for whole compressor machine, 2years/24months for air end (except maintenance spare parts.). And we can provide further warranty if necessary. /* 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: 18 Months
Warranty: 18 Months
Lubrication Style: Oil-free
Cooling System: Air Cooling
Power Source: AC Power
Cylinder Position: Vertical
Customization:
Available

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air compressor

What Is the Role of Oil in Lubricated Screw Compressors?

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

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

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

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

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

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

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

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

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

air compressor

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.

air compressor

What Are the Advantages of Using a Screw Compressor?

Using a screw compressor offers several advantages in various applications. Here’s a detailed explanation:

High Efficiency:

Screw compressors are known for their high efficiency in converting electrical power into compressed air or gas. The rotary positive displacement design of screw compressors allows them to deliver a large volume of compressed air or gas with minimal energy loss. This high efficiency results in cost savings and reduced energy consumption compared to other types of compressors.

Continuous Operation:

One of the key advantages of screw compressors is their ability to provide a continuous flow of compressed air or gas. The interlocking helical rotors ensure a smooth and continuous compression process without pulsations. This feature is particularly beneficial in applications that require a steady and reliable source of compressed air, such as in manufacturing plants and industrial processes.

Compact Design:

Screw compressors are known for their compact design, which allows for space-saving installation. They have a relatively small footprint compared to other types of compressors, making them suitable for applications where space is limited. The compact design also facilitates ease of installation and integration into existing systems.

Low Vibration and Noise Levels:

Screw compressors are designed to operate with low vibration levels, resulting in smooth and quiet operation. The interlocking rotors and balanced design help in minimizing vibrations, reducing the need for additional vibration isolation measures. The low noise levels make screw compressors suitable for applications where noise reduction is important, such as in office environments or noise-sensitive industrial settings.

Wide Range of Capacities:

Screw compressors are available in a wide range of capacities, allowing for flexibility in meeting different compressed air or gas requirements. Whether it’s a small-scale application or a large industrial process, there are screw compressors available to match the specific capacity needs. This versatility makes screw compressors suitable for a variety of industries and applications.

Oil-Injected and Oil-Free Options:

Screw compressors are offered in both oil-injected and oil-free variants, providing options to meet different application requirements. Oil-injected screw compressors use lubricating oil for cooling, sealing, and reducing friction between the rotors. They are commonly used in industrial applications where a small amount of oil in the compressed air is acceptable. Oil-free screw compressors, on the other hand, eliminate the need for oil and provide contaminant-free compressed air. They are preferred in industries such as food and beverage, pharmaceuticals, and electronics, where oil-free air is critical.

Overall, using a screw compressor offers advantages such as high efficiency, continuous operation, compact design, low vibration and noise levels, capacity flexibility, and options for oil-injected or oil-free operation. These benefits make screw compressors a popular choice in various industries for a wide range of applications.

China Good quality Super 7.5kw 10HP CHINAMFG Industrial Air Compressor Price   air compressor portableChina Good quality Super 7.5kw 10HP CHINAMFG Industrial Air Compressor Price   air compressor portable
editor by CX 2024-05-08

China Standard Zay-10 7.5kw Silent Small Inverter Screw Air Compressor air compressor repair near me

Product Description

ZAY-10 7.5kw silent  small inverter screw air compressor 

1. Energy saving and environmental protection.
2. Intelligent Internet of Things
3. Powerful
4. Mute and low noise
5. Efficient and stable

air compressor
compressor
industrial equipment & components
compressors
screw compressor
air compressor spare part
oilless air compressors
screw air compressor machine 15 hp15 hp
air purification system
underground metal detector

ZAKF air compressor belongs to the general equipment category, and is widely used in steel, electric power, metallurgy, shipbuilding, electronics, textile, mining, chemical, petroleum, light industry, paper printing, machinery manufacturing, food and medicine, transportation facilities, casting spraying, and shipping terminals , Automotive industry,  technology, aerospace, infrastructure and other fields

1.ZAKF is 1 of the brand of HangZhou City CHINAMFG Compressor Part Co.,Ltd.
2.our comany was built in 2000, we produce and sell  AKOKEN oil seal and bush firstly. it’s our first business.
3.From 2002, we produce other screw air compressor  parts, like air filter , oil filter , oil separator, intake valve, solenoid valve,air oil cooler…etc.
4.until 2016, we strat to bulid new factory in HangZhou city,ZheJiang province. Brand is “ZAKF”.
5.We sell air compressor and spare parts to all over the world. 
6.our advantage is  screw air compressor  and spare parts.
7.we  have 19 years history.
8.we have good team and good service
thanks for choose us.
9.we are compressor manufacturing co.ltd is a professional air compressor research,development and production of large enterprises.
 

Product Brand

ZAKF import advanced technology from Europe, through constant practice and improvement, design a new generation of “ZAKF” air compressor.
Improved quality assurance manual, advanced production process, control management program files comprehensive, standardized, ensuring high quality brand name products “ZAKF”, stable and durable. High quality, intimate service get the praise from users all over the world.

Why use CHINAMFG screw air compressor?

1. Seiko production, durable
The direct connection structure has no loss, the transmission efficiency is 100%, the maintenance cost is low, the disassembly is convenient, and the downtime is greatly saved.
2. Large volume
The displacement is more than 10% higher than the same power piston machine
3. Convenient and easy to use
4. Can work unattended 24 hours a day
5. Wide application
Widely used in various industries
6. Smart design
Microcomputer control system, Chinese and English menu touch
7. Color screen, display 186 functions, easy parameter control
8. Strong stability
9. Under long-term working environment, the displacement and air pressure are stable,
10. No crash, low failure rate.

Where you use?

 
Company Information

Company Profile—–Jiubei

   Jiubei  Industry Co., Ltd was established in 2000.  We are a Hi-Techcompany .
specialized in research, development, manufacture and distribution of Air compressor spare parts.
    Expect produceing air compressor replacement spare parts , we also supply the maintemance of air compressor .
    In 2017, we built screw air compressor factory in HangZhou city, ZheJiang province, it’s the hometown of my boss.
and we get the support from goverment. our first brand is “ZAKF”

    

Our Services
 

      
 
 
 All the compressor parts Quality is guaranteed 1 year
 A full quotation as your required will be offered in 24 hours
Service 24 hours a day ,6 days a week 
Accept your specific order and do everything we can do to meet your requirement                                                    

FAQ
Q1: How can I get the quotation?
A: You can advise us the part number for checking, and we will quote to you soon by email.
 
Q2:What kind of ways for transportation ?
A:In general by air, sea or Express.(like DHL,Fedex,TNT,etc.)
 
Q3:How do I know the quality of productions?
A:We have a strict series of quality control, and we have perfect after service system, which can help you to solve the problem soon
 
Q4: If i want to change model,size,package,etc. How can I do?
A:You can contact us and we will revise according to your requirement
 
Q5:What is the terms of payment ?
A:  L/C, T/T,  Paypal(need 5% paypal fee) in advance.
 
contact me

HongKong CHINAMFG Industry Limited

HangZhou City CHINAMFG Compressor Part Co.,Ltd.

Miss Carrie

 

Tel: 13580987261

          – 769 – 81624099

Web: cnjiubei
 

  /* 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: AC Power
Customization:
Available

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air compressor

What Is the Role of Oil in Lubricated Screw Compressors?

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

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

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

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

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

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

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

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

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

air compressor

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.

air compressor

How Does a Screw Compressor Work?

A screw compressor operates based on a unique rotary positive displacement principle. Here’s a detailed explanation:

Working Principle:

A screw compressor consists of two helical rotors, typically referred to as 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. The compression chambers gradually reduce in volume as the rotors rotate, compressing the air or gas trapped inside.

Suction Process:

The suction process begins when the rotors start rotating. As they rotate, the helical lobes or threads on the rotors create expanding spaces between them. The expanding spaces draw in the air or gas from the inlet port, allowing it to enter the compression chamber. The suction process continues as the rotors rotate, and the expanding spaces move the air or gas towards the discharge side of the compressor.

Compression Process:

As the air or gas enters the compression chamber, it gets trapped between the interlocking lobes or threads of the rotors. As the rotors continue to rotate, the trapped air or gas is carried along the length of the rotors. The volume of the compression chamber gradually decreases as the lobes or threads of the rotors intermesh, compressing the air or gas. The compression process is continuous and smooth as the air or gas moves from the suction side to the discharge side of the compressor.

Discharge Process:

Once the air or gas reaches the discharge end of the compression chamber, it is pushed towards the outlet port. The compressed air or gas is then released from the compressor through the outlet port to be used for various applications.

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. The oil provides lubrication, cooling, and sealing between the rotors, reducing friction and minimizing wear. The oil-injected variant is commonly used in industrial applications where a small amount of oil in the compressed air is acceptable.

Oil-free screw compressors, on the other hand, 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 eliminate the need for oil. Oil-free screw compressors are preferred in applications that require oil-free and contaminant-free compressed air, such as in the food and beverage, pharmaceutical, and electronics industries.

In summary, a screw compressor works by utilizing interlocking helical rotors to compress air or gas. The rotating rotors draw in the air or gas during the suction process, and as they rotate, the trapped air or gas is compressed within the compression chamber. The compressed air or gas is then discharged from the compressor. Screw compressors are available in oil-injected and oil-free variants, catering to different application requirements.

China Standard Zay-10 7.5kw Silent Small Inverter Screw Air Compressor   air compressor repair near meChina Standard Zay-10 7.5kw Silent Small Inverter Screw Air Compressor   air compressor repair near me
editor by CX 2024-05-07

China Best Sales China Supplier 7.5kw Permanent Magnet Variable Frequency Screw Air Compressor Industrial Grade air compressor for sale

Product Description

Product Parameters

Technical parameters of fixed screw air compressor

Power Noise Exhaust oil content Cooling method External dimensions weight(kg) Mpa
4kw 66+2db ≤3ppm forced air cooling 850×650×800 190 0.8/1.0/1.3
7.5kw 66+2db 850×650×800 190 0.8/1.0/1.3
11kw 68+2db 1050×700×1000 300 0.8/1.0/1.3
15kw 69+2db 1250×850×1100 450 0.8/1.0/1.3
22kw 70+2db 1250×950×1200 650 0.8/1.0/1.3
30kw 72+2db 1340×1000×1250 850 0.8/1.0/1.3
37kw 73+2db 1340×1000×1250 1150 0.8/1.0/1.3

Product Description

     This series of screw air compressors is easy to install and reliable in quality. We have carefully designed and assembled them in terms of equipment economy, reliability, and operation and maintenance. The whole machine runs reliably and flexibly. Strong adaptability to environmental conditions, ensuring long-term reliable operation of the compressor.
 

Detailed Photos

 

Certifications

 

 

Company Profile

 

 HangZhou Xihu (West Lake) Dis. Mechanical Group Co., Ltd. was established in 2011 and is located in HangZhou, ZheJiang , the logistics capital of China. It is a key enterprise specializing in welding and cutting equipment, seamless steel cylinders, and carbon dioxide fire extinguishers and pressure reducers. Our main products include over 10 series and over 100 varieties of seamless gas cylinders, welded steel cylinders 2KG-24KG CO2 fire extinguisher cylinder valves, high-pressure valves, gas pipeline valves, gas pressure reducer check valves, various types of valves for gas cylinders, welding and cutting equipment for electric welding machines, gas detection equipment for seamless steel cylinders, etc., widely used in industries such as chemical hospitals, metallurgy, water and electricity, coal, and mechanical processing.

    The company’s products have successively passed ISO9000 certification, CE certification, KGS certification, SNI certification, and BV certification. It has been awarded “Trustworthy Product in ZheJiang Province” and “Famous Brand Product in HangZhou City”. Quality first, honesty is the consistent service tenet of the company. “Innovation, refinement, truth and progress” is the goal that the company will always strive for. Our products have been exported to over 30 countries and regions including Africa, North America, the Middle East, and Southeast Asia, and are highly praised by domestic and foreign customers. Carefully produce every product and serve every customer with integrity.
    Customer satisfaction is the driving force for us in Xihu (West Lake) Dis. to continue moving forward!

/* 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: Factory Aftermarket
Warranty: First Year
Lubrication Style: Lubricated
Samples:
US$ 1252/Piece
1 Piece(Min.Order)

|

Order Sample

Customized on request

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about shipping cost and estimated delivery time.
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Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

air compressor

Can Screw Compressors Be Used for Air Conditioning?

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

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

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

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

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

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

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

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

air compressor

Can Screw Compressors Be Used for Medical Air Supply?

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

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

1. Reliability and Efficiency:

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

2. Oil-Free Operation:

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

3. Air Quality Standards:

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

4. Integrated Drying and Filtration:

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

5. Redundancy and Backup Systems:

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

6. Monitoring and Alarms:

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

7. Compliance with Standards and Regulations:

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

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

air compressor

What Is the Efficiency of Screw Compressors?

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

1. Isothermal Efficiency:

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

2. Adiabatic Efficiency:

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

3. Overall Efficiency:

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

4. Energy Efficiency:

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

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

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

China Best Sales China Supplier 7.5kw Permanent Magnet Variable Frequency Screw Air Compressor Industrial Grade   air compressor for saleChina Best Sales China Supplier 7.5kw Permanent Magnet Variable Frequency Screw Air Compressor Industrial Grade   air compressor for sale
editor by CX 2024-05-06

China Standard Screw Air Compressor Strength Manufacturers 7.5kw 220V Frequency Conversion Controller Can Be Customized air compressor for car

Product Description

Product Parameters

 

Technical parameters of fixed screw air compressor

Model No Power Noise Exhaust oil content Cooling method External dimensions weight(kg) Mpa
10A 7.5kw 66+2db ≤3ppm forced air cooling 850×650×800 190 0.8/1.0/1.3/1.6
20A 15kw 68+2db 1050×700×1000 300 0.8/1.0/1.3/1.6
30A 22kw 69+2db 1250×850×1100 450 0.8/1.0/1.3/1.6
50A 37kw 70+2db 1250×950×1200 650 0.8/1.0/1.3/1.6
60A 45kw 72+2db 1340×1000×1250 850 0.8/1.0/1.3/1.6
75A 55kw 73+2db 1340×1000×1250 1150 0.8/1.0/1.3/1.6
100A 75kw 75+2db 1340×1000×1250 1355 0.8/1.0/1.3/1.6
125A 90kw 75+2db 2085×1195×1500 1545 0.8/1.0/1.3/1.6
150A 110kw 75+2db 2430×1440×1760 1850 0.8/1.0/1.3/1.6
175A 132kw 75+2db 2430×1440×1760 1950 0.8/1.0/1.3/1.6

 

Product Description

Certifications

Installation Instructions

Company Profile

 HangZhou Xihu (West Lake) Dis. Mechanical Group Co., Ltd. was established in 2011 and is located in HangZhou, ZheJiang , the logistics capital of China. It is a key enterprise specializing in welding and cutting equipment, seamless steel cylinders, and carbon dioxide fire extinguishers and pressure reducers. Our main products include over 10 series and over 100 varieties of seamless gas cylinders, welded steel cylinders 2KG-24KG CO2 fire extinguisher cylinder valves, high-pressure valves, gas pipeline valves, gas pressure reducer check valves, various types of valves for gas cylinders, welding and cutting equipment for electric welding machines, gas detection equipment for seamless steel cylinders, etc., widely used in industries such as chemical hospitals, metallurgy, water and electricity, coal, and mechanical processing.

    The company’s products have successively passed ISO9000 certification, CE certification, KGS certification, SNI certification, and BV certification. It has been awarded “Trustworthy Product in ZheJiang Province” and “Famous Brand Product in HangZhou City”. Quality first, honesty is the consistent service tenet of the company. “Innovation, refinement, truth and progress” is the goal that the company will always strive for. Our products have been exported to over 30 countries and regions including Africa, North America, the Middle East, and Southeast Asia, and are highly praised by domestic and foreign customers. Carefully produce every product and serve every customer with integrity.
    Customer satisfaction is the driving force for us in Xihu (West Lake) Dis. to continue moving forward!

/* 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: Factory Aftermarket
Warranty: First Year
Lubrication Style: Lubricated
Samples:
US$ 798.8/Piece
1 Piece(Min.Order)

|

Order Sample

Customized on request

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

Shipping Cost:

Estimated freight per unit.







about shipping cost and estimated delivery time.
Payment Method:







 

Initial Payment



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

air compressor

What Is the Role of Oil in Lubricated Screw Compressors?

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

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

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

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

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

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

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

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

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

air compressor

Can Screw Compressors Be Used for Medical Air Supply?

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

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

1. Reliability and Efficiency:

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

2. Oil-Free Operation:

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

3. Air Quality Standards:

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

4. Integrated Drying and Filtration:

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

5. Redundancy and Backup Systems:

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

6. Monitoring and Alarms:

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

7. Compliance with Standards and Regulations:

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

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

air compressor

What Is the Efficiency of Screw Compressors?

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

1. Isothermal Efficiency:

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

2. Adiabatic Efficiency:

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

3. Overall Efficiency:

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

4. Energy Efficiency:

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

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

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

China Standard Screw Air Compressor Strength Manufacturers 7.5kw 220V Frequency Conversion Controller Can Be Customized   air compressor for carChina Standard Screw Air Compressor Strength Manufacturers 7.5kw 220V Frequency Conversion Controller Can Be Customized   air compressor for car
editor by CX 2024-05-03

China manufacturer 7.5kw 10HP 39cfm Combined Screw Air Compressor with Air Tank and Dryer 12v air compressor

Product Description

7.5kw 39cfm Combined Screw Air Compressor With Air Tank And Dryer

Our products are widely used in power generation, semiconductor, shipbuilding, oil field, rubber, food, pharmacy, package, electronic, communication, cement, glasses, chemical, textile, papermaking, gas, and oil refining, etc.
 
Features Of Tank Mounted Screw Air Compressor
 

How can a compressed air system help you increase profitability? The answer is really pretty simple: by ensuring that you achieve the highest productivity in your shop while reducing the total cost of ownership to the absolute lowest levels.

Exceptional Value

1. Ultimate Reliability

• AirHorse is so confident in the performance of these compressors, that we offer a choice of extended warranty  packages designed to provide you with maximum operating security. 
• Smart integration eliminates leaks and pressure drops, ensuring  maximum reliability.

 

2. Ultimate Efficiency

• Delivers more air for less horsepower, saving thousands of dollars per year on energy 
• Eliminates wasteful unloaded running by cycling the compressor on/off .

 

3. Ultimate Flexibility

• With a simplified, easy to maintain structure and with long life components, a trouble-free operation is provided 
Compact machine design provides minimum working space

 

Smart Integration

1. A Revolutionary Advancement

Going far beyond combining the compressor, dryer and filters in 1 package, smart integration also:

• Eliminates vulnerable interconnecting piping 
• Minimizes pressure losses and drops 
• Integrates the compressor, dryer and filter into an energy-reducing, optimized system 
• Incorporates the entire supply-side system into 1 whisper-quiet package, enabling installation virtually anywhere
• Provides generous space to promote cooling and to allow unobstructed service

 

2. Dry and Clean Compressed Air

The Right Air Quality to Do the Job

• All Total Air System packages come fully equipped with an integral, energy-saving air treatment center including a high-performance air dryer and filtration pack to remove water, oil and particles from the air stream. 
• All components are perfectly matched to deliver the right air quality to increase air-powered tool and system equipment life.

 

3. High-efficiency Components

Setting the Standard in System Design

The Total Air System incorporates only the highest quality components to ensure that both system efficiency and productivity are maximized– a high-efficiency compressor room without the hassle, complexity and costs of the traditional compressor room. Total Air System packages come fully equipped with:

• A high-efficiency rotary screw air compressor 
• An energy-saving cycling refrigerated air dryer 
• A high-efficiency coalescing filter 
• A high-efficiency particulate filter 
• An integral air receiver storage tank 
• Integrated compressor and dryer controls 
• Low pressure drop piping

 

4 Life time benefits

(Benefits are virtually endless )

• Plug-and-play simplicity–eliminates the leading causes of failure in air systems: incorrect sizing and installation 
• Virtually no install costs–eliminates 80% of install time, material and costs 
• Integral packaging saves valuable floor space for other uses. 
• Lifetime power savings through highly efficient components 
• Increased productivity through better air quality-Eliminates water and corrosion resulting in extended tool and equipment life

 

AirHorse Screw Air Compressor (with tank and dryer)
Model Motor power Free air deliver Discharge pressure Noise level Lubricant oil Tank volume Electricity Weight Size
(KW) (HP) (m3/min) CFM (MPa) (dB) (L) (L) (V/ph/Hz) (KG) (mm)
SY-7 5.5 7.5 0.85 30 0.7 53-57 5.4 300 380/3/50 415 1900*720*1470
0.75 27 0.8
SY-10 7.5 10 1.20 42 0.7 63-67 5.4 300 380/3/50 420 1900*720*1470
1.10 39 0.8
0.90 32 1.0
SY-15 11 15 1.60 57 0.7 63-67 7 300 380/3/50 465 1900*720*1600
1.50 53 0.8
1.30 46 1.0
SY-20 15 20 2.50 88 0.7 63-67 8 300 380/3/50 510 1900*720*1600
2.30 81 0.8
2.10 74 1.0

 

 
Product display

Our Service
 

After-sale Service

• Any questions or requests before, during or after sales, we would like to help you any time and will find you the best solution in 24 hours.

• Warranty: One year for the whole machine Genuine spare parts will be provided with best price.

• Over board engineer service is available.

 

Special Customized Service

1) Full OEM

• Quantity: at least 5 pcs

• In this plan, we will do all the changes (Color, name plate and logo) as your need, and will not charge extra fee.

2) Half OEM

• Quantity: no limit

• Under this program, we can make the necessary alteration (name plate and logo) but we will charge some extra fee for the name plate, as the name plate factory has the MOQ.

3) Logo OEM

• Quantity: no limit

• Only the logo will be changed to yours, and no extra fee will be charged.

 

Overseas Engineer Service

• We are available to send our engineer for aboard service. Only need you to arrange the accommodation, transportation and translator. Extra cost for each will be discussed based on local price level.

FAQ

 

Q1: Warranty terms of your machine?
A3: One year warranty for the machine and technical support according to your needs.

 

Q2: Will you provide some spare parts of the machines?
A4: Yes, of course.

 

Q3: What about product package?
A5: We pack our products strictly with standard seaworthy case.

 

Q4: Can they be customized?
A6: Yes, of course. The voltage can be customized according to your equirement.

 

Q5: Which payment term can you accept?
A7: 50% T/T in advanced, 50% T/T before delivery.

 

Q6: How long will you take to arrange production?
A8: 380V 50HZ we can delivery the goods within 7-15 days. Other electricity or other color we will delivery within 25-30 days.

 

Q7: Can you accept OEM orders?
A9: Yes, with professional design team, OEM orders are highly welcome.

 

Q8: Which trade term can you accept?
A10: Available trade terms: FOB, CIF, CFR, EXW, CPT, etc.

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

Lubrication Style: Lubricated
Cooling System: Air Cooling
Type: Screw
Performance: Low Noise
Drive Mode: Electric
Power Source: Diesel
Customization:
Available

|

air compressor

Are There Portable Screw Compressors Available?

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

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

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

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

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

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

air compressor

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

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

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

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

1. Cooling Efficiency:

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

2. Capacity and Power Consumption:

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

3. Heat Recovery:

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

4. Lubrication and Cooling:

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

5. Operating Envelope:

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

6. Control and Protection:

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

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

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

air compressor

Can Screw Compressors Be Used in Industrial Applications?

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

1. Manufacturing and Assembly:

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

2. Industrial Automation:

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

3. HVAC Systems:

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

4. Food and Beverage Industry:

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

5. Pharmaceuticals and Healthcare:

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

6. Energy and Power Generation:

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

7. Mining and Construction:

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

8. Oil and Gas Industry:

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

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

China manufacturer 7.5kw 10HP 39cfm Combined Screw Air Compressor with Air Tank and Dryer   12v air compressorChina manufacturer 7.5kw 10HP 39cfm Combined Screw Air Compressor with Air Tank and Dryer   12v air compressor
editor by CX 2024-04-26

China supplier 2.2kw 5.5kw 7.5kw 11kw 15kw Germany Technology Industrial Silent Electrical Rotary Screw Air Compressor with Dryer and Tank portable air compressor

Product Description

2.2kw 5.5kw 7.5kw 11kw 15kw Germany Technology Industrial Silent Electrical Rotary Screw Air Compressor with Dryer and Tank

Windbell Electrics is a high-tech company, located in HangZhou National High and New Technology Industries Development Zone, began to manufacturing air compressor from year 2006. In year 2011, CHINAMFG Machinery was registered as an independent subsidiary of CHINAMFG Electrics.

Windbell machinery has responsible employees equipped with 5 0 testing machines working in the plant area of 3200 square meter.
A qualified profile R & D team with experience in developing products with G H H-RAND and ROTORCOMP, has 13 patents granted. The company can produce 4, 0 0 0 air compressor every year.
We believe that without an good quality management system you cannot make good quality products. With I S O 9 0 0 1 ,I S O 1 4 0 0 1 and CE certifications, the company aims to be a CHINAMFG in offering consumers efficient, energy-saving, and environment-friendly solutions in the application of air compressor. Based on its R & D output, the company has successfully applied its solutions to the field of mining, tunneling, outdoor construction and its technology also facilitates the production of medical oxygen generators and textile equipment.

Our electrical stationary air compressor from 7.5-75 kw is equipped with turbo radial fan which is more efficient and quiet .The products are sold to Southeast Asia, South America,Central Asia, Middle East, Africa, and America.
  /* 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: AC Power
Structure Type: Closed Type
Installation Type: Stationary Type
Type: Twin-Screw Compressor
Customization:
Available

|

air compressor

What Safety Precautions Should Be Taken When Operating Screw Compressors?

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

1. Familiarize Yourself with the Equipment:

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

2. Wear Appropriate Personal Protective Equipment (PPE):

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

3. Ensure Proper Ventilation:

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

4. Compressor Location:

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

5. Electrical Safety:

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

6. Lockout/Tagout Procedures:

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

7. Pressure Relief:

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

8. Hot Surfaces:

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

9. Maintenance and Inspection:

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

10. Emergency Procedures:

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

11. Training and Qualified Personnel:

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

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

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

air compressor

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.

air compressor

How Does a Screw Compressor Work?

A screw compressor operates based on a unique rotary positive displacement principle. Here’s a detailed explanation:

Working Principle:

A screw compressor consists of two helical rotors, typically referred to as 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. The compression chambers gradually reduce in volume as the rotors rotate, compressing the air or gas trapped inside.

Suction Process:

The suction process begins when the rotors start rotating. As they rotate, the helical lobes or threads on the rotors create expanding spaces between them. The expanding spaces draw in the air or gas from the inlet port, allowing it to enter the compression chamber. The suction process continues as the rotors rotate, and the expanding spaces move the air or gas towards the discharge side of the compressor.

Compression Process:

As the air or gas enters the compression chamber, it gets trapped between the interlocking lobes or threads of the rotors. As the rotors continue to rotate, the trapped air or gas is carried along the length of the rotors. The volume of the compression chamber gradually decreases as the lobes or threads of the rotors intermesh, compressing the air or gas. The compression process is continuous and smooth as the air or gas moves from the suction side to the discharge side of the compressor.

Discharge Process:

Once the air or gas reaches the discharge end of the compression chamber, it is pushed towards the outlet port. The compressed air or gas is then released from the compressor through the outlet port to be used for various applications.

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. The oil provides lubrication, cooling, and sealing between the rotors, reducing friction and minimizing wear. The oil-injected variant is commonly used in industrial applications where a small amount of oil in the compressed air is acceptable.

Oil-free screw compressors, on the other hand, 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 eliminate the need for oil. Oil-free screw compressors are preferred in applications that require oil-free and contaminant-free compressed air, such as in the food and beverage, pharmaceutical, and electronics industries.

In summary, a screw compressor works by utilizing interlocking helical rotors to compress air or gas. The rotating rotors draw in the air or gas during the suction process, and as they rotate, the trapped air or gas is compressed within the compression chamber. The compressed air or gas is then discharged from the compressor. Screw compressors are available in oil-injected and oil-free variants, catering to different application requirements.

China supplier 2.2kw 5.5kw 7.5kw 11kw 15kw Germany Technology Industrial Silent Electrical Rotary Screw Air Compressor with Dryer and Tank   portable air compressorChina supplier 2.2kw 5.5kw 7.5kw 11kw 15kw Germany Technology Industrial Silent Electrical Rotary Screw Air Compressor with Dryer and Tank   portable air compressor
editor by CX 2024-04-23

China high quality China Manufacture High Quality 7.5kw -250kw Industrial Single Rotary Direct Driven Screw Type Air Compressor with Low Noise with Best Sales

Product Description

China Manufacture High Quality 7.5KW -250KW Industrial Single Rotary Direct Driven Screw Type Air Compressor with Low Noise

Product Description

Noise enclosure
It is designed into fully-closed mute box, in which sound-absorbing sponge are attached for effective absorption of noise,thereby making the noise 3-5dB(A) lower than that made by the compressors of the same kind.It is reasonably structured overall and very easy to maintain and repair. 

Control Panel
Intelligent microcomputer-based control technology can monitor and control in all aspects the complete machine following your instructions. Remote control realizes unattended operation, and the user-friendly human-machine interface displays instructions and parameters in written form. Also, it can function to self diagnose faults,give warning and automatically regulate the capacity. 

Motor 
First-class motors are adopted, with the level of protection being IP54 and insulation level being F.overall and very easy to maintain and repair. 

Cooler 
It is designed for low temperature difference to increase heat exchange area, and ideal to be applied to high-temperature and high-humidity operating environment. 

Configuration characteristics 
1. A precisely-made central bracket is used to keep the motor aligned permanently with the bare compressor
2. A highly resilient coupling is adopted to make the compressor operate smoothly, and the elastomer is long in useful life
3. The exhaust pipe adopts double-layer bellows, and the oil circuit adopts specially-made temperature-resistant 125º C high-pressure hose
4. For the extremely high temperature condition in some districts, the large-area plate heat exchange and high-efficiency water chiller are used
5. High-quality shaft coupling elastic body can buffer and compensate for the imbalanced moment of operation. 

Product Parameters

 

Model

Air flow

pressure

Motor power

Caliber

Noise

Cooling air volume

Cooling water

m ³/min

MPa

kW

dB(A)

m ³/min

L/min

XA-7GA

1.35

0.7

7.5

G1/2

62±2

32.5

 

1.25

0.8

1.01

1

0.9

1.25

XA-11GA

1.8

0.7

11

G3/4

63±2

50

1.78

0.8

1.55

1

1.3

1.25

XA-15GA

2.5

0.7

15

G3/4

63±2

50

2.4

0.8

2.1

1

1.8

1.25

XA-18GA

3.1

0.7

18.5

G1

64±2

100

3

0.8

2.7

1

2.3

1.25

XA-22GA/W

3.8

0.7

22

G1

64±2

110

14.5

3.7

0.8

3.2

1

2.8

1.25

XA-30GA/W

5.4

0.7

30

G1

65±2

145

20

5.25

0.8

4.5

1

3.9

1.25

XA-37GA/W

6.6

0.7

37

G1 ½

65±2

145

25

6.6

0.8

5.9

1

4.8

1.25

XA-45GA/W

8.4

0.7

45

G1 ½

66±2

185

30

8

0.8

7.4

1

6.4

1.25

XA-55GA/W

10.8

0.7

55

G2

68±2

220

39.9

10

0.8

9.1

1

8

1.25

XA-75GA/W

13.8

0.7

75

G2

72±2

250

51

13

0.8

11.8

1

10.3

1.25

XA-90GA/W

17.1

0.7

90

G2

72±2

270

61

17

0.8

15.2

1

12.5

1.25

XA-110GA/W

21.2

0.7

110

G2 1/2

75±2

420

79

20

0.8

17.1

1

15.4

1.25

XA-132GA/W

25

0.7

132

G2 1/2

75±2

460

91

24.3

0.8

21

1

17.5

1.25

XA-160GA/W

30.5

0.7

160

G2 1/2

75±2

510

105

29.2

0.8

26.9

1

22.5

1.25

XA-185GA/W

32.9

0.7

185

G2 1/2

75±2

510

123

31.9

0.8

29.1

1

25.5

1.25

XA-220GA/W

37

0.7

220

DN80

75±2

710

144

36.3

0.8

31.63

1

28.55

1.25

XA-250GA/W

45.8

0.7

250

DN80

75±2

800

163

44

0.8

39

1

35.5

1.25

Product Picture

Company Profile

FAQ

1: What kind terms of payment can be accepted?
A: For terms of payment, L/C, T/T, D/A, D/P, Western Union (can be) could accepted.
2: What certificates are available in Machinery?
A: For the certificate, we have CE, ISO, GOST, EPA(USA)CCC.
3: What about the delivery time?
A: 7-30 days after receiving the deposit.
4: What about the warranty time?
A: 12 months after shipment or 2000 working hours, whichever occuts first.
5. What about the Minimum Order Quantity?
A: The MOQ is 1 PCS.

/* 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: Overseas Service Center Available
Warranty: 1 Year
Lubrication Style: Lubricated
Cooling System: Water Cooling
Power Source: AC Power
Cylinder Position: Vertical

air compressor

What Is the Noise Level of Screw Compressors?

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

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

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

Several factors can influence the noise level of screw compressors:

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

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

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

air compressor

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

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

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

1. Start-up and Shutdown Control:

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

2. Load and Unload Control:

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

3. Pressure Control:

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

4. Temperature Control:

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

5. Monitoring and Protection:

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

6. Energy Management:

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

7. Remote Monitoring and Control:

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

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

air compressor

Can Screw Compressors Handle High-Pressure Applications?

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

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

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

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

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

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

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

China high quality China Manufacture High Quality 7.5kw -250kw Industrial Single Rotary Direct Driven Screw Type Air Compressor with Low Noise   with Best SalesChina high quality China Manufacture High Quality 7.5kw -250kw Industrial Single Rotary Direct Driven Screw Type Air Compressor with Low Noise   with Best Sales
editor by CX 2024-03-29

China Good quality 2.2kw 5.5kw 7.5kw 11kw 15kw Germany Technology Industrial Silent Electrical Rotary Screw Air Compressor with Dryer and Tank best air compressor

Product Description

2.2kw 5.5kw 7.5kw 11kw 15kw Germany Technology Industrial Silent Electrical Rotary Screw Air Compressor with Dryer and Tank

CHINAMFG Electrics is a high-tech company, located in HangZhou National High and New Technology Industries Development Zone, began to manufacturing air compressor from year 2006. In year 2011, CHINAMFG Machinery was registered as an independent subsidiary of CHINAMFG Electrics.

CHINAMFG machinery has responsible employees equipped with 5 0 testing machines working in the plant area of 3200 square meter.
A qualified profile R & D team with experience in developing products with G H H-RAND and ROTORCOMP, has 13 patents granted. The company can produce 4, 0 0 0 air compressor every year.
We believe that without an good quality management system you cannot make good quality products. With I S O 9 0 0 1 ,I S O 1 4 0 0 1 and CE certifications, the company aims to be a CHINAMFG in offering consumers efficient, energy-saving, and environment-friendly solutions in the application of air compressor. Based on its R & D output, the company has successfully applied its solutions to the field of mining, tunneling, outdoor construction and its technology also facilitates the production of medical oxygen generators and textile equipment.

Our electrical stationary air compressor from 7.5-75 kw is equipped with turbo radial fan which is more efficient and quiet .The products are sold to Southeast Asia, South America,Central Asia, Middle East, Africa, and America.
  /* 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

Lubrication Style: Lubricated
Cooling System: Air Cooling
Power Source: AC Power
Structure Type: Closed Type
Installation Type: Stationary Type
Type: Twin-Screw Compressor
Customization:
Available

|

air compressor

Can Screw Compressors Be Used for Air Conditioning?

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

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

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

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

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

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

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

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

air compressor

Can Screw Compressors Be Used in Food Processing?

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

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

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

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

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

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

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

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

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

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

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

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

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

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

air compressor

What Is a Screw Compressor?

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

Working Principle:

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

Compression Process:

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

Oil-Injected and Oil-Free Variants:

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

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

Applications:

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

Advantages:

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

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

China Good quality 2.2kw 5.5kw 7.5kw 11kw 15kw Germany Technology Industrial Silent Electrical Rotary Screw Air Compressor with Dryer and Tank   best air compressorChina Good quality 2.2kw 5.5kw 7.5kw 11kw 15kw Germany Technology Industrial Silent Electrical Rotary Screw Air Compressor with Dryer and Tank   best air compressor
editor by CX 2024-02-15

China factory 7.5kw 10HP 8bar Single-Stage Permanent Magnet Variable Frequency (VFD) Screw Air Compressor mini air compressor

Product Description

Product Description

 Product Introduction

    Kingair Single-stage PM VFD screw air compressor. Its chassis adopts a blue color scheme, and the machine has a beautiful appearance, is compact and practical. It adopts top-quality imported bearings and the latest rotor profile, with large rotor, large displacement, low speed and low noise.
    It is equipped with an LCD display with its own Internet of Things system that can keep track of air compressor information at any time. It is equipped with a temperature control valve internally to effectively prevent lubricating oil from emulsifying and damaging the equipment. It is also equipped with a high-efficiency permanent magnet motor and an Inovance frequency converter. The high-efficiency permanent magnet motor and the screw male rotor adopt an embedded integrated shaft direct connection structure, with a transmission efficiency of 100%. There is no gearbox, no belt, and no loss of transmission efficiency. Reduce energy costs by more than 35%, extend the service life of the compressor, and the additional cost of the compressor can be recovered in 1 to 2 years.

Detailed Photos

Product Parameters

Model KAPM-10A
Power(Kw) 7.5
Pressure(Bar) 8
Volume flow(m3/min) 1.1
Pipe Diameter G1/2
Weight(kg) 180
Dimension(mm) 700*600*860

 

Certifications

 

 

 

Packaging & Shipping

 

 

 

Installation Instructions

 

 

 

Company Profile

 

 

 

 

    ZheJiang Kingair Industrial Co., Ltd., is the core technology solution provider for compressed gas system solutions, with mature operation experience and excellent brand reputation in the 3 major areas : product system, core technology and solutions.
    The company has strong comprehensive strength, the factory is located in Xihu (West Lake) Dis., ZheJiang , covers an area of 30000 square meters, has a strong equipment production capacity. In the course of 20 years of operation and development, we have always adhered to the enterprise spirit of “professionalism, innovation, energy saving and service”, deeply implemented the strategic policy of environmental protection and low carbon, and realized the construction of high intelligent and efficient air pressure system industry chain.
    Kingair focuses on R&D, production and trade, and produces air compressor products with stable overall performance, advanced control system, superior, gas environment, reasonable design, higher efficiency and longer service life.
    Each product of the company has passed the IS09000 quality management system certification, European CE, ISO certification, etc., and has established a complete set of mature foreign trade operation system. The products are popular in more than 80 countries and regions in Asia, Europe,Africa and America.

 

 

FAQ

 

 

Q1. Is KINGAIR trading company or manufacturer ?
A: We are professional manufacturer of screw air compressor, more than 20 years experience.

Q2. How long is KINGAIR delivery time ?
A: KINGAIR standard delivery time is 15 working days after confirmed order.For the other non-standard requirements will be discussed case by case.

Q3. How about your after-sales service?
A: 1. Provide customers with installation and commissioning online instructions.
2. Well-trained engineers available to overseas service.
3. CHINAMFG agents and after service available arrange our engineers to help you training and installation.

Q4. What is the available voltage KINGAIR compressor?
A:KINGAIR available voltage include 380v/50hz/3p,400v/50hz/3p,415v/50hz/3p,220v/60hz/3p,440v/60hz/3p,And
KIGNAIR also supplies the required voltage.

Q5. Do you have any certificate ?
A: Yes, according to customer’s market need, we can offer CE certificate, ISO certificate, etc.

Q6. Do you offer OEM service ?
A: Yes, both OEM & ODM service can be accepted.

Q7. Can KINGAIR machines be run in high temperature environment?What is working temperature range?
A: Yes, KINGAIR machines would run in high temperature environment countries. Such as India, UAE, South Africa, Saudi Arabia, Iraq, Pakistan, etc.

/* 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: on Line Technical Support
Warranty: 1 Year
Lubrication Style: Lubricated
Cooling System: Air Cooling
Power Source: AC Power
Cylinder Position: Horizontal
Samples:
US$ 1500/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

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air compressor

What Is the Role of Oil in Lubricated Screw Compressors?

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

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

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

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

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

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

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

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

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

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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.

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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.

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editor by CX 2024-02-06