China Best Sales 30% Power Saving Air Compressor Professional Industrial Single Screw Compressors Oil Free High Efficiency Compressor 4bar 185kw air compressor CHINAMFG freight

Product Description

                     High Quality 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
 

Do you really choose the right Screw compressor?

About Power Saving

1. The annual electricity bill for purchasing a 37KW ordinary screw air compressor is 37KWx24hx365 days x1. 2 (electric fee) xO. 6 (loading) Power consumption is as high as 233.3366 million! Power saving after switching to permanent magnet variable frequency screw air compressor: 23. 3366×30% save electric fee 7.

45KW

72

55KW

88

75KW

12

90KW

144

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.   
Main Parameter

Technical parameters of oil-free water-lubricated permanent magnet variable frequency screw compressor
HYW-G Working pressure Exhaust volume  Power  Noise Air outlet pipe diameter  Net weight Dimensions(mm)
Water lubricated series bar psig (m3/min) cfm kW hp dB   kg Length Width Height
HYWV-7G 7 102 0.7-1.2 24.7-42.4 7.5 10 58±3 G1″ 500 1135 800 1000
8 116 0.6-1.1 21.2-38.8 7.5 10 58±3 G1″ 500 1135 800 1000
10 145 0.5-0.9 17.7-31.8 7.5 10 58±3 G1″ 500 1135 800 1000
HYWV-11G 7 102 1.0-1.6 35.3-56.5 11 15 58±3 G1″ 500 1135 800 1000
8 116 0.9-1.5 31.8-53 11 15 58±3 G1″ 500 1135 800 1000
10 145 0.7-1.3 24.7-45.9 11 15 58±3 G1″ 500 1135 800 1000
HYWV-15G 7 102 1.1-2 38.8-71 15 20 60±3 G1″ 550 1400 1000 1200
8 116 1-1.9 35.4-67.3 15 20 60±3 G1″ 550 1400 1000 1200
10 145 / / 15 20 60±3 G1″ 550 1400 1000 1200
HYWV-15G 7 102 / / 15 20 60±3 G1″ 550 1170 900 1100
8 116 / / 15 20 60±3 G1″ 550 1170 900 1100
10 145 0.9-1.6 31.8-56.6 15 20 60±3 G1″ 550 1170 900 1100
HYWV-18.5G 7 102 1.8-3.1 63.6-109.5 18.5 25 61 ±3 G1″ 600 1400 1000 1200
8 116 1.6-2.8 56.5-98.9 18.5 25 61 ±3 G1″ 600 1400 1000 1200
10 145 1.5-2.5 53-88.3 18.5 25 61±3 G1″ 600 1400 1000 1200
HYWV-22G 7 102 2.2-3.7 77.7-130.7 22 30 61 ±3 G1″ 655 1400 1000 1200
8 116 2.0-3.4 70.6-120.1 22 30 61 ±3 G1″ 655 1400 1000 1200
10 145 1.8-3.0 63.6-105.9 22 30 61 ±3 G1″ 655 1400 1000 1200
HYWV-30G 7 102 3.1-5.2 109.5-183.6 30 40 64±3 G11/2″ 1150 1920 1170 1320
8 116 2.8-4.7 98.9-166 30 40 64±3 G11/2″ 1150 1920 1170 1320
10 145 2.5-4.3 88.3-151.9 30 40 64±3 G11/2″ 1150 1920 1170 1320
HYWV-37G 7 102 3.6-6.1 127.1-215.4 37 50 64±3 G11/2″ 1200 1920 1170 1320
8 116 3.3-5.6 116.5-197.8 37 50 64±3 G11/2″ 1200 1920 1170 1320
10 145 3.0-5.0 105.9-176.6 37 50 64±3 G11/2″ 1200 1920 1170 1320
HYWV-45G 7 102 4.5-7.5 158.9-264.9 45 60 66±3 G11/2″ 1320 1920 1170 1320
8 116 4.0-6.8 141.3-240.1 45 60 66±3 G11/2″ 1320 1920 1170 1320
10 145 3.6-6.0 127.1-211.9 45 60 66±3 G11/2″ 1320 1920 1170 1320
HYWV-55G 7 102 6.0-10.0 211.9-353.1 55 75 66±3 DN50 1520 1930 1320 1535
8 116 5.4-9.0 191-317.8 55 75 66±3 DN50 1520 1930 1320 1535
10 145 4.6-7.8 162.4-275.5 55 75 66±3 DN50 1520 1930 1320 1535
HYWV-75G  7 102 7.8-13.0 275.5-459.1 75 100 70±3 DN50 1620 1930 1320 1535
8 116 7.2-12.0 254.3-423.8 75 100 70±3 DN50 1620 1930 1320 1535
10 145 6.0-10.0 211.9-353.1 75 100 70±3 DN50 1620 1930 1320 1535
HYWV-90G 7 102 9.3-15.5 328.4-547.4 90 120 70±3 DN50 1800 1930 1320 1535
8 116 8.4-14.0 296.6-494.4 90 120 70±3 DN50 1800 1930 1320 1535
10 145 7.5-12.5 264.9-414 90 120 70±3 DN50 1800 1930 1320 1535
HYWV-110G 7 102 12.0-20.0 423.8-706.3 110 150 72±3 DN80 3100 2300 1600 1750
8 116 10.8-18.0 381.4-635.7 110 150 72±3 DN80 3100 2300 1600 1750
10 145 9.6-16.0 339-565 110 150 72±3 DN80 3100 2300 1600 1750
HYWV-132G 7 102 15.0-25.0 527.9-882.9 132 175 72±3 DN80 3250 2300 1600 1750
8 116 13.8-23.0 487.3-812.2 132 175 72±3 DN80 3250 2300 1600 1750
10 145 12.0-20.0 423.8-706.3 132 175 72±3 DN80 3250 2300 1600 1750
HYWV-160G 7 102 16.2-27.0 572.1-953.5 160 215 72±3 DN100 4500 2860 1600 1800
8 116 15.3-25.5 540.3-900.5 160 215 72±3 DN100 4500 2860 1600 1800
10 145 14.4-24.0 508.5-847.6 160 215 72±3 DN100 4500 2860 1600 1800
HYWV-185G 7 102 18.0-30.0 635.7-1059.4 185 250 74±3 DN100 4500 2860 1600 1800
8 116 16.8-28.0 593.3-988.8 185 250 74±3 DN100 4500 2860 1600 1800
10 145 15.0-25.0 529.7-882.9 185 250 74±3 DN100 4500 2860 1600 1800
HYWV-200G 7 102 21.6-36.0 762.8-1271.3 200 270 74±3 DN125 4800 3150 1850 2050
8 116 19.8-33.0 699.2-1165.4 200 270 74±3 DN125 4800 3150 1850 2050
10 145 16.2-27.0 572.1-953.5 200 270 74±3 DN125 4800 3150 1850 2050
HYWV-250G 7 102 25.8-43.0 911.1-1518.5 250 350 74±3 DN125 5200 3150 1850 2050
8 116 24.6-41.0 868.7-1447.9 250 350 74±3 DN125 5200 3150 1850 2050
10 145 22.8-38.0 805.2-1342 250 350 74±3 DN125 5200 3150 1850 2050

 

 

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Packing & Delivery

 

 

 

 

 

 

 

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.

 

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After-sales Service: 18 Months
Warranty: 18 Months
Lubrication Style: Oil-free
Customization:
Available

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

air compressor

How Do Oil-Free Compressors Contribute to Clean Compressed Air?

Oil-free compressors play a crucial role in delivering clean compressed air for various applications. Their design and operation eliminate the risk of oil contamination, ensuring the quality and purity of the compressed air output. Here’s a detailed explanation of how oil-free compressors contribute to providing clean compressed air:

1. Elimination of Oil Contamination:

The primary advantage of oil-free compressors is that they eliminate the presence of oil in the compressed air stream. In traditional oil-lubricated compressors, lubricating oil is used to reduce friction, cool the compressor, and seal internal components. However, this oil can contaminate the compressed air, leading to potential issues in sensitive applications such as food and beverage production, pharmaceuticals, electronics manufacturing, and painting. Oil-free compressors eliminate the risk of oil carryover, ensuring that the compressed air remains free from oil contaminants.

2. Advanced Filtration Systems:

Oil-free compressors are equipped with advanced filtration systems to remove particulates, moisture, and other contaminants from the intake air. These filtration systems typically consist of pre-filters, coalescing filters, and activated carbon filters. Pre-filters remove larger particles, while coalescing filters capture smaller particles and coalesce water vapor into droplets. Activated carbon filters help eliminate odors and absorb any remaining oil vapors or hydrocarbons. These filtration stages work together to ensure that the compressed air is clean, dry, and free from contaminants.

3. Enhanced Air Quality:

By eliminating oil contamination and incorporating effective filtration systems, oil-free compressors contribute to enhanced air quality in compressed air systems. Clean compressed air is essential in applications where air purity is critical to product quality, process integrity, and the health and safety of personnel. For example, in the food and beverage industry, oil-free compressors help maintain the purity of compressed air used in food processing, packaging, and storage, preventing any potential product contamination. Similarly, in pharmaceutical manufacturing, oil-free compressors ensure that the compressed air meets the stringent air quality standards required for drug production.

4. Reduced Maintenance Requirements:

Oil-free compressors have lower maintenance requirements compared to oil-lubricated compressors. The absence of oil means there is no need for oil changes, oil filter replacements, or oil analysis. This not only reduces maintenance costs but also eliminates the risk of oil leaks or oil-related component failures. Furthermore, without oil in the system, there is no need for oil-water separation equipment, reducing the complexity and maintenance needs of the compressed air system. The simplified maintenance routine contributes to the overall cleanliness and reliability of the compressed air supply.

5. Compliance with Industry Standards:

Oil-free compressors are designed and built to comply with industry standards and regulations related to air quality and purity. These standards, such as ISO 8573, define specific limits for contaminants in compressed air, including oil content, particulate matter, and moisture. Oil-free compressors are engineered to meet or exceed these standards, ensuring that the compressed air generated is suitable for use in critical applications. Compliance with industry standards provides assurance to users that the compressed air is clean and meets the required specifications.

Oil-free compressors are highly valued in industries where clean compressed air is essential. Their ability to eliminate oil contamination, incorporate advanced filtration systems, deliver enhanced air quality, reduce maintenance requirements, and comply with industry standards makes them an ideal choice for applications that demand clean and reliable compressed air.

air compressor

Are There Regulations Governing the Use of Oil-Free Air Compressors?

Yes, there are regulations governing the use of oil-free air compressors. Here’s a detailed explanation of the regulations and standards that apply to the use of oil-free air compressors:

1. Industry-Specific Regulations:

Depending on the industry and application, there may be specific regulations that govern the use of oil-free air compressors. For example:

  • In the pharmaceutical industry, organizations such as the Food and Drug Administration (FDA) in the United States and the European Medicines Agency (EMA) in Europe have guidelines and regulations regarding the use of compressed air in pharmaceutical manufacturing processes. These guidelines often require the use of oil-free compressors to ensure the purity and integrity of the compressed air used in the production of drugs.
  • In the food and beverage industry, regulatory bodies such as the U.S. Food and Drug Administration (FDA) and the European Food Safety Authority (EFSA) have specific requirements for compressed air used in food and beverage processing. These regulations often mandate the use of oil-free compressors to prevent contamination of the final products.
  • In the electronics industry, standards such as ISO 8573-1 specify the maximum allowable levels of various contaminants in compressed air used for electronic component manufacturing. These standards often necessitate the use of oil-free compressors to ensure the cleanliness and quality of the compressed air.

2. Air Quality Standards:

There are various air quality standards and classifications that dictate the acceptable levels of contaminants in compressed air. These standards help ensure that compressed air meets specific purity requirements for different applications. Examples of air quality standards include ISO 8573, which defines the purity classes for different contaminants in compressed air, and the Compressed Air and Gas Institute (CAGI) standards. Oil-free compressors are commonly used to meet the stringent requirements of these air quality standards, particularly in applications where oil contamination is not permissible.

3. Environmental Regulations:

Environmental regulations may also impact the use of oil-free air compressors. Oil-lubricated compressors can pose environmental risks if not properly managed. The release of oil into the environment can lead to soil and water contamination. To mitigate these risks, regulatory bodies such as the Environmental Protection Agency (EPA) in the United States and similar agencies in other countries have regulations and guidelines in place to govern the use, handling, and disposal of lubricants and compressed air equipment. The use of oil-free compressors can help comply with these environmental regulations by eliminating the risk of oil contamination.

4. Occupational Health and Safety Regulations:

Occupational health and safety regulations may also apply to the use of oil-free air compressors. These regulations aim to protect workers from hazards associated with compressed air systems. They may cover aspects such as noise levels, vibration, electrical safety, and proper maintenance procedures. Compliance with these regulations helps ensure the safety and well-being of workers operating and maintaining the oil-free compressors and the associated compressed air systems.

It’s important to note that the specific regulations and standards governing the use of oil-free air compressors may vary depending on the country, industry, and application. It’s recommended to consult with regulatory authorities, industry associations, and relevant standards organizations to ensure compliance with the applicable regulations and standards in a particular context.

air compressor

What Is an Oil-Free Air Compressor?

An oil-free air compressor, also known as an oilless air compressor, is a type of air compressor that operates without the use of lubricating oil in the compression chamber. Unlike traditional air compressors that rely on oil for lubrication and sealing, oil-free compressors employ alternative methods to achieve compression and deliver clean, oil-free compressed air. Here’s a detailed explanation of how oil-free air compressors work and their key characteristics:

Working Principle:

Oil-free air compressors utilize various techniques to compress air without the need for oil. The most common methods include:

  • Dry Compression: In this method, the compression chamber doesn’t have any oil present. Special materials, coatings, and surface treatments are used to reduce friction and wear between the moving parts, allowing for efficient compression without oil lubrication.
  • Water or Air Cooling: Oil-free compressors often employ advanced cooling mechanisms, such as water or air cooling, to dissipate the heat generated during compression. This helps to maintain the operating temperature within acceptable limits and ensures the longevity of the compressor.
  • Piston Rings and Seals: Instead of relying on oil for lubrication and sealing, oil-free compressors use specialized piston rings, seals, or other forms of dry frictionless technology. These components provide the necessary sealing and reduce internal friction, allowing for efficient compression without the need for oil.

Characteristics of Oil-Free Air Compressors:

1. Clean and Oil-Free Air: The primary advantage of oil-free air compressors is that they deliver air that is free from oil contamination. This makes them suitable for applications where oil contamination can be detrimental, such as in the medical, pharmaceutical, food and beverage, electronics, and automotive industries.

2. Low Maintenance: Oil-free compressors typically require less maintenance compared to oil-lubricated compressors. Since there is no oil to change or monitor, maintenance tasks related to oil filtration, oil changes, and oil disposal are eliminated. This can result in cost savings and reduced downtime.

3. Compact and Lightweight: Oil-free compressors are often designed to be compact and lightweight, making them portable and easy to transport. This makes them suitable for applications where mobility is required, such as construction sites, workshops, and on-site maintenance tasks.

4. No Oil Contamination Risk: With oil-free compressors, there is no risk of oil contaminating the compressed air system. This eliminates the need for additional filtration or separation equipment to remove oil from the compressed air, simplifying the overall system design.

5. Lower Initial Cost: In general, oil-free compressors tend to have a lower initial cost compared to oil-lubricated compressors. This can be advantageous for applications with budget constraints or when the specific requirements of the application align with the capabilities of oil-free compressors.

It’s important to note that oil-free air compressors may have certain limitations compared to oil-lubricated compressors. They may have lower maximum operating pressures and higher operating temperatures. Additionally, the absence of oil lubrication may result in slightly reduced efficiency and increased wear on certain components over time.

By understanding the working principle and characteristics of oil-free air compressors, users can determine whether this type of compressor is suitable for their specific application and requirements.

China Best Sales 30% Power Saving Air Compressor Professional Industrial Single Screw Compressors Oil Free High Efficiency Compressor 4bar 185kw   air compressor CHINAMFG freightChina Best Sales 30% Power Saving Air Compressor Professional Industrial Single Screw Compressors Oil Free High Efficiency Compressor 4bar 185kw   air compressor CHINAMFG freight
editor by CX 2024-04-29

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