Product Description
22kw 30HP Rotary Electric Variable Speed Industrial Screw Air Compressor for Sale
Product description
1. High-efficiency permanent magnet motors are more energy-efficient than ordinary three-phase asynchronous motors
2.The host adopts a new generation of profiled host, an integrated shaft structure, compact structure, stable operation and high energy efficiency
3.Intelligent control, reasonable design, high reliability of the whole machine, simple and convenient daily maintenance
4.PID fuzzy control makes the pressure control more accurate and the equipment runs more smoothly
Technical Parameter
| Model | Air delivery (m3/min) |
Power kW |
Noise (DB) |
Outlet diameter | Dimension (mm) |
Weight (kg) |
|||||
| 0.8Mpa | Length | Width | Height | ||||||||
| SEM-10A | 1.01 | 7.5 | 65±2 | RP3/4 | 862 | 662 | 832 | 125 | |||
| SEM-20A | 2.30 | 15 | 70±2 | G3/4 | 1110 | 750 | 1571 | 236 | |||
| SEM-30A | 3.40 | 22 | 70±2 | G1 | 1210 | 800 | 1160 | 301 | |||
| SEM-50A | 6.10 | 37 | 70±2 | G1 1/2 | 1250 | 1571 | 1250 | 460 | |||
Detailed description
1.Rotor
Rotors are asymmetric in profile, backed up by ball bearings and roller bearings. Operates at a low speed, thereby low in abrasion and maintenance expenses, air end is long service life.
2.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.
3.Oil filter
Rotary filters are applied to completely remove the impurities in the lubricating oil, easy to replace and free of oil impregnate.
4.Air filter
Original imported filter material,high efficiency 3 levels air separator, keep internal cleanliness of the system effectively.
5.Cooler
The cooler is located separately from the internal isolation of the chassis,so that the cooling fans would suck air with normal temperature from outside.Compared to cooling by using the air of 45~65°Cinside the chassis,the cooling fans could save over 30% energy when the temperature of the air outlet decreases 3~8°C.
6.Excellent quality of motors
Professional customized high efficiency permanent magnet motor,Compared to normal motors, Permanent magnet motor more excellent energy saving.protection grade:IP65
7.The air end of compressor is of high efficiency and long life
Excellent CHINAMFG bearings are adopted for compressor air end to better improve their use efficiency,reduce abrasion.and to realize long term operation with no faults,low noise and long life.
Application Industry
Air compressors are widely used in industries to meet customers’ various gas needs,such as Industrial equipment,pipelines, printing service, electric power, metallurgy, oil&gas, power plants, shipbuilding, plastics, painting, textile, blow molding, steel industry, chemical industry, shipyard, machanical etc.
Company Profile
Dehaha Compressor was founded in 1996 with over 150 skilled employees and more than 25 R&D engineersteams ‘ .
We focus on the research & develop,manufacture and energy-saving solutions of screw air compressor to create
value for customers and society.In 2018 our total sales volume approached 15 million US dollars.By over 23 years
enhanced experiences of designing,producing and marketing,today our valued customers are over 130 countries. Germany Standard and 13 years exporting experience help us won more than 50 loyal overseas agents.
Dehaha’s primary businesses focus in following key areas:
Oil-injected rotary screw compressors
Portable screw air compressors
Oil free air compressors
High pressure air compressors
Air treatment equipment
At Dehaha,we earn our customers’ trust and satisfaction by manufacturing the superior quality compressed air
products for all industries.All of our products are designed for reliable performance,easy maintenance,and maximum
energy efficiency.We have sales representatives who can speak English,Spanish,French,and Russian which makes
it easier for our clients from all over the world to interact and negotiate with us.
Dehaha continuously innovates product development and management to meet customers’ demand.The powerful enterprise culture and continuous innovation make CHINAMFG improved rapidly to reach the business principle”Energy Saving First, Mutual Value Shared”. CHINAMFG mission is to be a world-renowned high-end brand,with sustainable development,constantly improving its own value and sharing it with our customers and staff.Committed to offer our customers a silent and energy-saving manufactured products.
Certificates
Our exhibition
Our service
1. 24h/7 after sales support in different languages
2. Follow up the in products in 2 months interval by email or call
3.Guidance of installation and commissioning on site can be provided by factory-trained technicians
4. Technical training for customers in CHINAMFG air compressor factory or working site.
5. plenty of drginal spare parts with proven quality are all available from our stocks in Jianhgsu .
6. All kinds of technical documents in different languges.
FAQ
1.Why customer choose us?
DHH CHINAMFG ZheJiang CO.,LTD.with 23 years old history,we are specialized in Rotary Screw Air Compressor.Germany Standard and 13 years exporting experience help us won more than 30 loyal foreign agents.We warmly welcome your small trial order for quality or market test.
2.Are you a manufacturer or trading company?
We are professional manufacturer with big modern factory in HangZhou,China,with professional design team.Both OEM & ODM service can be accepted.
3.Where is your factory located? How can I visit there?
Our factory is located in HangZhou City, ZheJiang Province, China. We can pick up you from ZheJiang , it’s about 1 hour from ZheJiang Xihu (West Lake) Dis. Airport to our factory. Warmly welcome to visit us!
4.What’s your delivery time?
380V 50HZ we can delivery the goods within 14 days. Other electricity or other color we will delivery within 22 days,if urgently order,pls contact our sales in advance.
5.How long is your air compressor warranty?
One year for the whole machine and 2 years for screw air end, except consumable spare parts and we can provide some spare parts of the machines.
6.How does your factory do regarding quality control?
Quality is everything. we always attach great importance to quality controlling from the very beginning to the very end. Our factory has gained ISO9001:2015 authentication and CE certificate.
7.How long could your air compressor be used?
Generally, more than 10 years.
8. What’s payment term?
T/T,L/C,D/P,Western Union,Paypal,Credit Card,and etc.Also we could accept USD, RMB, Euro and other currency.
9.How about your customer service?
24 hours on-line service available.48 hours problem solved promise.
10.How about your after-sales service?
(1) Provide customers with installation and commissioning online instructions.
(2) Well-trained engineers available to overseas service.
(3) CHINAMFG agents and after service available.
| After-sales Service: | Online Support |
|---|---|
| Warranty: | 24montrhs |
| Lubrication Style: | Lubricated |
| Customization: |
Available
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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|---|---|
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Initial Payment Full Payment |
| Currency: | US$ |
|---|
| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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How does variable speed drive technology improve air compressor efficiency?
Variable Speed Drive (VSD) technology improves air compressor efficiency by allowing the compressor to adjust its motor speed to match the compressed air demand. This technology offers several benefits that contribute to energy savings and enhanced overall system efficiency. Here’s how VSD technology improves air compressor efficiency:
1. Matching Air Demand:
Air compressors equipped with VSD technology can vary the motor speed to precisely match the required compressed air output. Traditional fixed-speed compressors operate at a constant speed regardless of the actual demand, leading to energy wastage during periods of lower air demand. VSD compressors, on the other hand, ramp up or down the motor speed to deliver the necessary amount of compressed air, ensuring optimal energy utilization.
2. Reduced Unloaded Running Time:
Fixed-speed compressors often run unloaded during periods of low demand, where they continue to consume energy without producing compressed air. VSD technology eliminates or significantly reduces this unloaded running time by adjusting the motor speed to closely follow the air demand. As a result, VSD compressors minimize energy wastage during idle periods, leading to improved efficiency.
3. Soft Starting:
Traditional fixed-speed compressors experience high inrush currents during startup, which can strain the electrical system and cause voltage dips. VSD compressors utilize soft starting capabilities, gradually ramping up the motor speed instead of instantly reaching full speed. This soft starting feature reduces mechanical and electrical stress, ensuring a smooth and controlled startup, and minimizing energy spikes.
4. Energy Savings at Partial Load:
In many applications, compressed air demand varies throughout the day or during different production cycles. VSD compressors excel in such scenarios by operating at lower speeds during periods of lower demand. Since power consumption is proportional to motor speed, running the compressor at reduced speeds significantly reduces energy consumption compared to fixed-speed compressors that operate at a constant speed regardless of the demand.
5. Elimination of On/Off Cycling:
Fixed-speed compressors often use on/off cycling to adjust the compressed air output. This cycling can result in frequent starts and stops, which consume more energy and cause mechanical wear. VSD compressors eliminate the need for on/off cycling by continuously adjusting the motor speed to meet the demand. By operating at a consistent speed within the required range, VSD compressors minimize energy losses associated with frequent cycling.
6. Enhanced System Control:
VSD compressors offer advanced control capabilities, allowing for precise monitoring and adjustment of the compressed air system. These systems can integrate with sensors and control algorithms to maintain optimal system pressure, minimize pressure fluctuations, and prevent excessive energy consumption. The ability to fine-tune the compressor’s output based on real-time demand contributes to improved overall system efficiency.
By utilizing variable speed drive technology, air compressors can achieve significant energy savings, reduce operational costs, and enhance their environmental sustainability by minimizing energy wastage and optimizing efficiency.
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How are air compressors used in refrigeration and HVAC systems?
Air compressors play a vital role in refrigeration and HVAC (Heating, Ventilation, and Air Conditioning) systems, providing the necessary compression of refrigerant gases and facilitating the heat transfer process. Here are the key ways in which air compressors are used in refrigeration and HVAC systems:
1. Refrigerant Compression:
In refrigeration systems, air compressors are used to compress the refrigerant gas, raising its pressure and temperature. This compressed gas then moves through the system, where it undergoes phase changes and heat exchange to enable cooling or heating. The compressor is the heart of the refrigeration cycle, as it pressurizes and circulates the refrigerant.
2. Refrigeration Cycle:
The compression of refrigerant gas by the air compressor is an essential step in the refrigeration cycle. After compression, the high-pressure, high-temperature gas flows to the condenser, where it releases heat and condenses into a liquid. The liquid refrigerant then passes through an expansion valve or device, which reduces its pressure and temperature. This low-pressure, low-temperature refrigerant then enters the evaporator, absorbing heat from the surrounding environment and evaporating back into a gas. The cycle continues as the gas returns to the compressor for re-compression.
3. HVAC Cooling and Heating:
In HVAC systems, air compressors are used to facilitate cooling and heating processes. The compressor compresses the refrigerant gas, which allows it to absorb heat from the indoor environment in the cooling mode. The compressed gas releases heat in the outdoor condenser unit and then circulates back to the compressor to repeat the cycle. In the heating mode, the compressor reverses the refrigeration cycle, absorbing heat from the outdoor air or ground source and transferring it indoors.
4. Air Conditioning:
Air compressors are an integral part of air conditioning systems, which are a subset of HVAC systems. Compressed refrigerant gases are used to cool and dehumidify the air in residential, commercial, and industrial buildings. The compressor pressurizes the refrigerant, initiating the cooling cycle that removes heat from the indoor air and releases it outside.
5. Compressor Types:
Refrigeration and HVAC systems utilize different types of air compressors. Reciprocating compressors, rotary screw compressors, and scroll compressors are commonly used in these applications. The selection of the compressor type depends on factors such as system size, capacity requirements, efficiency, and application-specific considerations.
6. Energy Efficiency:
Efficient operation of air compressors is crucial for refrigeration and HVAC systems. Energy-efficient compressors help minimize power consumption and reduce operating costs. Additionally, proper compressor sizing and system design contribute to the overall energy efficiency of refrigeration and HVAC systems.
By effectively compressing refrigerant gases and facilitating the heat transfer process, air compressors enable the cooling and heating functions in refrigeration and HVAC systems, ensuring comfortable indoor environments and efficient temperature control.
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How do you choose the right size of air compressor for your needs?
Choosing the right size of air compressor is essential to ensure optimal performance and efficiency for your specific needs. Here are some factors to consider when selecting the appropriate size:
1. Air Demand: Determine the air demand requirements of your applications. Calculate the total CFM (Cubic Feet per Minute) needed by considering the air consumption of all the pneumatic tools and equipment that will be operated simultaneously. Choose an air compressor with a CFM rating that meets or exceeds this total demand.
2. Pressure Requirements: Consider the required operating pressure for your applications. Check the PSI (Pounds per Square Inch) rating of the tools and equipment you will be using. Ensure that the air compressor you choose can deliver the necessary pressure consistently.
3. Duty Cycle: Evaluate the duty cycle of the air compressor. The duty cycle represents the percentage of time the compressor can operate within a given time period without overheating or experiencing performance issues. If you require continuous or heavy-duty operation, choose a compressor with a higher duty cycle.
4. Power Source: Determine the available power source at your location. Air compressors can be powered by electricity or gasoline engines. Ensure that the chosen compressor matches the available power supply and consider factors such as voltage, phase, and fuel requirements.
5. Portability: Assess the portability requirements of your applications. If you need to move the air compressor frequently or use it in different locations, consider a portable or wheeled compressor that is easy to transport.
6. Space and Noise Constraints: Consider the available space for installation and the noise restrictions in your working environment. Choose an air compressor that fits within the allocated space and meets any noise regulations or requirements.
7. Future Expansion: Anticipate any potential future expansions or increases in air demand. If you expect your air demand to grow over time, it may be wise to choose a slightly larger compressor to accommodate future needs and avoid the need for premature replacement.
8. Budget: Consider your budgetary constraints. Compare the prices of different air compressor models while ensuring that the chosen compressor meets your specific requirements. Keep in mind that investing in a higher-quality compressor may result in better performance, durability, and long-term cost savings.
By considering these factors and evaluating your specific needs, you can choose the right size of air compressor that will meet your air demand, pressure requirements, and operational preferences, ultimately ensuring efficient and reliable performance.
editor by CX 2023-10-20
China high quality 37kw Industrial Electric Pm VSD CHINAMFG 50HP Screw Air Compressor Compresor De Aire air compressor portable
Product Description
37kW Industrial Electric PM VSD CHINAMFG 50HP Screw Air Compressor Compresor de aire
Promises Every Machine Will Run Well More Than 15 Years
Saving energy is making money !!!
Hengchaowin rotary screw air compressor used germany technology screw(air end ) ,
The same intake valve designed by CHINAMFG Rand,
high Efficient IP54 rated motor,And quoted the high-efficiency inverter fromDenmark.
The air compressor can maintain a stable motor efficiency at any speed,
so it is more energy-saving and power-saving.
Product Parameters
|
Screw group |
5: 6 Gear rotor |
|
|
Compression method |
Continuous, single stage |
|
|
Compressed air outlet pressure |
0.65-1.0MPa |
|
|
Compressed air outlet temperature |
Air-cooled |
|
|
Compressed air outlet temperature |
10ºC~15ºC higher than the ambient temperature |
|
|
Volume of Lubricating Oil |
About 16.5liters |
|
|
Motor speed |
N=-1200-3600r/min |
|
|
Rated power |
90 kw |
|
|
Air capacity |
V=16.0-12.8 m3/min |
|
|
Weight |
1400 kg |
|
|
Fuel consumption |
Exhaust oil content is less than 3PPM |
|
|
Noise level |
78dB(A) |
|
Detailed Photos
Advantage:
1.It adopts the design of large rotor and low speed, and contains 2 independent rotors, which has high efficiency and low noise,The design service life is 30 years.
2. The high-frequency flexible inverter can effectively reduce the magnetic field interference generated by the inverter, and the special heat dissipation design can prevent high temperature shutdown in summer.
3.Colorful touch system, intelligent operation, remote monitoring integrated system, convenient and worry-free.
4.Our machines have reliable quality and warranty is 2 years of the whole machine,5 years of the screw.
5. We have our professinal after sales technician team to instruct you installation and maintenance.
Hot products
1. direct drive rotary screw air compressor
2. energy saving vsd screw air compressor
3. air compressor with air tank and air dryer.
Specification
| HWV-55A | HWV-75A | HWV-90A | HWV-110A | HWV-132A | HWV-160A | HWV-185A | |||||||||||||||||||||
| 10 | 9.6 | 8 | 7.6 | 13 | 12.6 | 11 | 10.5 | 16 | 15 | 13 | 12.5 | 21 | 19.8 | 17 | 16.4 | 24.5 | 23.2 | 20 | 19.4 | 28.7 | 27.6 | 23.5 | 22.8 | 32 | 30.4 | 27.4 | 26.8 |
| 353.1 | 338.976 | 282.48 | 268.356 | 459.03 | 444.906 | 388.41 | 370.755 | 564.96 | 529.65 | 459.03 | 441.375 | 741.51 | 699.138 | 600.27 | 579.084 | 865.095 | 819.192 | 706.2 | 685.014 | 1013.397 | 974.556 | 829.785 | 805.068 | 1129.92 | 1073.424 | 967.494 | 946.308 |
| 7 | 8 | 10 | 12.5 | 7 | 8 | 10 | 12.5 | 7 | 8 | 10 | 12.5 | 7 | 8 | 10 | 12.5 | 7 | 8 | 10 | 12.5 | 7 | 8 | 10 | 12.5 | 7 | 8 | 10 | 12.5 |
| 102 | 116 | 145 | 174 | 102 | 116 | 145 | 174 | 102 | 116 | 145 | 174 | 102 | 116 | 145 | 174 | 102 | 116 | 145 | 174 | 102 | 116 | 145 | 174 | 102 | 116 | 145 | 174 |
| 55kw/ 75hp |
75kw/ 100hp |
90kw/ 120hp |
110kw/ 150hp |
132kw/ 175hp |
160kw/ 210hp |
185kw/ 250hp |
|||||||||||||||||||||
| 78±2 | 78±2 | 83±2 | 85±2 | 85±2 | 85±2 | 88±2 | |||||||||||||||||||||
| RP2 | RP2 | RP2 | RP2, 1/2 | RP2, 1/2 | RP2, 1/2 | RP2, 1/2 | |||||||||||||||||||||
| AC 380v/415v/220v/480v or 50hz/60hz accpet Customized voltage | |||||||||||||||||||||||||||
| Variable frequency soft star | |||||||||||||||||||||||||||
| 55 | 65 | 72 | 90 | 90 | 110 | 110 | |||||||||||||||||||||
| 1800 | 1800 | 2000 | 2300 | 2500 | 2500 | 3150 | |||||||||||||||||||||
| 1250 | 1250 | 1250 | 1470 | 1470 | 1470 | 1980 | |||||||||||||||||||||
| 1670 | 1670 | 1670 | 1840 | 1840 | 1840 | 2150 | |||||||||||||||||||||
| 1480 | 1680 | 1860 | 2600 | 2900 | 3200 | 3500 | |||||||||||||||||||||
Why Choose Us
HangZhou CHINAMFG Technology Co., Ltd., founded in 1985, in ZheJiang ,China, It is a professional air compressor manufacturer with 30 years of experience in R&D, manufacturing, marketing and service.
After the technical system reform in 2000, the company introduced German advanced CHINAMFG technology, adhering to the German advanced industrial design concept, rigorous manufacturing technology and comprehensive management. We strictly implement ISO9001 international quality system certification and EU CE standard production machines. The performance and quality of our products have been widely recognized and praised by the market, occupying 30% of China’s market share.
Starting to enter overseas markets in 2571, it currently has agents and after-sales teams in North America, Western Europe, South Africa, East Africa and other regions.
Company Profile
Brief introduction of factory:
1. We have been engaged in R D department, production and sales of air compressors for 30 years;
2. Our air compressor products through CE,SGS,ISO certification, with more than 20 invention patents;
3. Our products are exported to 132 countries and regions around the world;
4. Our air compressor provides a 5-year warranty.
If you have specific parameters and requirements for our Rotary Screw Type Air Compressor, customization is available
Customer feedback
Providing high-quality machines is our standard, and satisfying every customer is our pursuit. Over the years, we have won unanimous praise from overseas users for our integrity and high-quality product quality.
Packaging
The air compressor is guaranteed for 1 year and 5 years for the screw(air end) . Warranty time is calculated from machine leave the factory.
After Sales Service
1. 24/7 after sales service in different languages.
2. Online instruction for installation and commissioning.
3. On-site instruction for installation and commissioning provided by well-trained engineers or local authorized service center.
4. CHINAMFG agents and after sales service available.
FAQ
Q1: What is your product name?
A:Industrial Energy Saving VSD Oil Lubricating Rotary Screw Air Compressor Machine 22kw 30hp
Q2: Why should I choose you?
1. 24/7 after sales service support in different languages;
2. Guidance of installation and commissioning on site can be provided by factory-trained technicians or local Authorized Service Center;
3. Technical training for customers in HENGCHAOWINO air compressor factory or working site;
4. Plenty of original spare parts with proven quality are all available from our central stocks in ZheJiang Province and all distributors’depots;
5. All kinds of technical documents in different languages.
Q3: Can you use our brand?
A: Yes, OEM is available.
| 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
|
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|---|
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What is the role of air compressors in power generation?
Air compressors play a significant role in power generation, supporting various operations and equipment within the industry. Here are some key roles of air compressors in power generation:
1. Combustion Air Supply:
Air compressors are used to supply compressed air for the combustion process in power generation. In fossil fuel power plants, such as coal-fired or natural gas power plants, compressed air is required to deliver a steady flow of air to the burners. The compressed air helps in the efficient combustion of fuel, enhancing the overall performance and energy output of the power plant.
2. Instrumentation and Control:
Air compressors are utilized for instrumentation and control systems in power generation facilities. Compressed air is used to operate pneumatic control valves, actuators, and other pneumatic devices that regulate the flow of steam, water, and gases within the power plant. The reliable and precise control provided by compressed air ensures efficient and safe operation of various processes and equipment.
3. Cooling and Ventilation:
In power generation, air compressors are involved in cooling and ventilation applications. Compressed air is used to drive air-operated cooling fans and blowers, providing adequate airflow for cooling critical components such as generators, transformers, and power electronics. The compressed air also assists in maintaining proper ventilation in control rooms, substations, and other enclosed spaces, helping to dissipate heat and ensure a comfortable working environment.
4. Cleaning and Maintenance:
Air compressors are employed for cleaning and maintenance tasks in power generation facilities. Compressed air is utilized to blow away dust, dirt, and debris from equipment, machinery, and electrical panels. It helps in maintaining the cleanliness and optimal performance of various components, reducing the risk of equipment failure and improving overall reliability.
5. Pneumatic Tools and Equipment:
In power generation plants, air compressors provide the necessary compressed air for operating pneumatic tools and equipment. These tools include impact wrenches, pneumatic drills, grinders, and sandblasting equipment, which are utilized for installation, maintenance, and repair tasks. The high-pressure air generated by compressors enables efficient and reliable operation of these tools, enhancing productivity and reducing manual effort.
6. Nitrogen Generation:
Sometimes, air compressors are used in power generation for nitrogen generation. Compressed air is passed through a nitrogen generator system, which separates nitrogen from other components of air, producing a high-purity nitrogen gas stream. Nitrogen is commonly used in power plant applications, such as purging systems, blanketing in transformers, and generator cooling, due to its inert properties and low moisture content.
7. Start-up and Emergency Systems:
Air compressors are an integral part of start-up and emergency systems in power generation. Compressed air is utilized to power pneumatic starters for gas turbines, providing the initial rotation needed to start the turbine. In emergency situations, compressed air is also used to actuate emergency shutdown valves, safety systems, and fire suppression equipment, ensuring the safe operation and protection of the power plant.
Overall, air compressors contribute to the efficient and reliable operation of power generation facilities, supporting combustion processes, control systems, cooling, cleaning, and various other applications critical to the power generation industry.
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What is the impact of altitude on air compressor performance?
The altitude at which an air compressor operates can have a significant impact on its performance. Here are the key factors affected by altitude:
1. Decreased Air Density:
As altitude increases, the air density decreases. This means there is less oxygen available per unit volume of air. Since air compressors rely on the intake of atmospheric air for compression, the reduced air density at higher altitudes can lead to a decrease in compressor performance.
2. Reduced Airflow:
The decrease in air density at higher altitudes results in reduced airflow. This can affect the cooling capacity of the compressor, as lower airflow hampers the dissipation of heat generated during compression. Inadequate cooling can lead to increased operating temperatures and potential overheating of the compressor.
3. Decreased Power Output:
Lower air density at higher altitudes also affects the power output of the compressor. The reduced oxygen content in the air can result in incomplete combustion, leading to decreased power generation. As a result, the compressor may deliver lower airflow and pressure than its rated capacity.
4. Extended Compression Cycle:
At higher altitudes, the air compressor needs to work harder to compress the thinner air. This can lead to an extended compression cycle, as the compressor may require more time to reach the desired pressure levels. The longer compression cycle can affect the overall efficiency and productivity of the compressor.
5. Pressure Adjustments:
When operating an air compressor at higher altitudes, it may be necessary to adjust the pressure settings. As the ambient air pressure decreases with altitude, the compressor’s pressure gauge may need to be recalibrated to maintain the desired pressure output. Failing to make these adjustments can result in underinflated tires, improper tool performance, or other issues.
6. Compressor Design:
Some air compressors are specifically designed to handle higher altitudes. These models may incorporate features such as larger intake filters, more robust cooling systems, and adjusted compression ratios to compensate for the reduced air density and maintain optimal performance.
7. Maintenance Considerations:
Operating an air compressor at higher altitudes may require additional maintenance and monitoring. It is important to regularly check and clean the intake filters to ensure proper airflow. Monitoring the compressor’s operating temperature and making any necessary adjustments or repairs is also crucial to prevent overheating and maintain efficient performance.
When using an air compressor at higher altitudes, it is advisable to consult the manufacturer’s guidelines and recommendations specific to altitude operations. Following these guidelines and considering the impact of altitude on air compressor performance will help ensure safe and efficient operation.
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How does an air compressor work?
An air compressor works by using mechanical energy to compress and pressurize air, which is then stored and used for various applications. Here’s a detailed explanation of how an air compressor operates:
1. Air Intake: The air compressor draws in ambient air through an intake valve or filter. The air may pass through a series of filters to remove contaminants such as dust, dirt, and moisture, ensuring the compressed air is clean and suitable for its intended use.
2. Compression: The intake air enters a compression chamber, typically consisting of one or more pistons or a rotating screw mechanism. As the piston moves or the screw rotates, the volume of the compression chamber decreases, causing the air to be compressed. This compression process increases the pressure and reduces the volume of the air.
3. Pressure Build-Up: The compressed air is discharged into a storage tank or receiver where it is held at a high pressure. The tank allows the compressed air to be stored for later use and helps to maintain a consistent supply of compressed air, even during periods of high demand.
4. Pressure Regulation: Air compressors often have a pressure regulator that controls the output pressure of the compressed air. This allows the user to adjust the pressure according to the requirements of the specific application. The pressure regulator ensures that the compressed air is delivered at the desired pressure level.
5. Release and Use: When compressed air is needed, it is released from the storage tank or receiver through an outlet valve or connection. The compressed air can then be directed to the desired application, such as pneumatic tools, air-operated machinery, or other pneumatic systems.
6. Continued Operation: The air compressor continues to operate as long as there is a demand for compressed air. When the pressure in the storage tank drops below a certain level, the compressor automatically starts again to replenish the compressed air supply.
Additionally, air compressors may include various components such as pressure gauges, safety valves, lubrication systems, and cooling mechanisms to ensure efficient and reliable operation.
In summary, an air compressor works by drawing in air, compressing it to increase its pressure, storing the compressed air, regulating the output pressure, and releasing it for use in various applications. This process allows for the generation of a continuous supply of compressed air for a wide range of industrial, commercial, and personal uses.
editor by CX 2023-10-20
China wholesaler Industrial Energy Saving Permanent Magnet Stationary Direct Driven VSD Rotary Screw Air Compressor with Good quality
Product Description
Product Description
| 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 | |
| Cooling method: (Air cooling:HYWV-7G~HYWV-45G),(Water cooling:HYWV-55G~HYWV-250G)) | ||||||||||||
Display
The advantage of screw air compressor
Company strength display
HangZhou CHINAMFG Gas Equipment Co., Ltd. is a manufacturer engaged in the research and development, design and production of gas compressors. The company has its own production technology, processing equipment and assembly technology, and has many years of experience in the production of various flammable and explosive special gas compressors.
Huayan compressor products cover almost all gas media, up to 6th-stage compression and 3000kw power. Products can be customized according to customer requirements to better meet customer needs. The products are mainly used in gas compressors in the petroleum industry, chemical and natural gas compressors, industrial compressors, compressors for waste gas treatment and biogas utilization, and compressors for special gases.
After Sales Service
1.Quick response within 2 to 8 hours, with a reaction rate exceeding 98%;
2. 24-hour telephone service, please feel free to contact us;
3. The whole machine is guaranteed for 1 year (excluding pipelines and human factors);
4. Provide consulting service for the service life of the whole machine, and provide 24-hour technical support via email;
5. On-site installation and commissioning by our experienced technicians;
Exhibition Display
Certificate display
Packaging and Shipping
FAQ
Q1: What is the rotor speed for the air end?
A1: 2980rmp.
Q2: What’s your lead time?
A2: usually, 5-7 days. (OEM orders: 15days)
Q3: Can you offer water cooled air compressor?
A3: Yes, we can (normally, air cooled type).
Q4: What’s the payment term?
A4: T/T, L/C, Western Union, etc. Also we could accept USD, RMB, and other currency.
Q5: Do you accept customized voltage?
A5: Yes. 380V/50Hz/3ph, 380V/60Hz/3ph, 220V/50Hz/3ph, 220V/60Hz/3ph, 440V/50Hz/3ph, 440V/60Hz/3ph, or as per your requests.
Q6: What is your warranty for air compressor?
A6: One year for the whole air compressor(not including the consumption spare parts) and technical supports can be provided according to your needs.
Q7: Can you accept OEM orders?
A7: Yes, OEM orders are warmly welcome.
Q8: How about your customer service and after-sales service?
A8: 24hrs on-line support, 48hrs problem solved promise.
Q9: Do you have spare parts in stock?
A9: Yes, we do.
Q10: What kind of initial lubrication oil you used in air compressor?
A10: TOTAL 46# mineral oil.
| Lubrication Style: | Oil-free |
|---|---|
| Cooling System: | Air Cooling |
| Cylinder Position: | Vertical |
| Structure Type: | Closed Type |
| Installation Type: | Movable Type |
| Type: | Single Screw Compressor |
| Customization: |
Available
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How are air compressors employed in the petrochemical industry?
Air compressors play a vital role in the petrochemical industry, where they are employed for various applications that require compressed air. The petrochemical industry encompasses the production of chemicals and products derived from petroleum and natural gas. Here’s an overview of how air compressors are utilized in the petrochemical industry:
1. Instrumentation and Control Systems:
Air compressors are used to power pneumatic instrumentation and control systems in petrochemical plants. These systems rely on compressed air to operate control valves, actuators, and other pneumatic devices that regulate processes such as flow control, pressure control, and temperature control. Compressed air provides a reliable and clean source of energy for these critical control mechanisms.
2. Pneumatic Tools and Equipment:
Petrochemical plants often utilize pneumatic tools and equipment for various tasks such as maintenance, repair, and construction activities. Air compressors supply the necessary compressed air to power these tools, including pneumatic drills, impact wrenches, grinders, sanders, and painting equipment. The versatility and convenience of compressed air make it an ideal energy source for a wide range of pneumatic tools used in the industry.
3. Process Air and Gas Supply:
Petrochemical processes often require a supply of compressed air and gases for specific applications. Air compressors are employed to generate compressed air for processes such as oxidation, combustion, and aeration. They may also be used to compress gases like nitrogen, hydrogen, and oxygen, which are utilized in various petrochemical reactions and treatment processes.
4. Cooling and Ventilation:
Petrochemical plants require adequate cooling and ventilation systems to maintain optimal operating conditions and ensure the safety of personnel. Air compressors are used to power cooling fans, blowers, and air circulation systems that help maintain the desired temperature, remove heat generated by equipment, and provide ventilation in critical areas.
5. Nitrogen Generation:
Nitrogen is widely used in the petrochemical industry for applications such as blanketing, purging, and inerting. Air compressors are utilized in nitrogen generation systems, where they compress atmospheric air, which is then passed through a nitrogen separation process to produce high-purity nitrogen gas. This nitrogen is used for various purposes, including preventing the formation of explosive mixtures, protecting sensitive equipment, and maintaining the integrity of stored products.
6. Instrument Air:
Instrument air is essential for operating pneumatic instruments, analyzers, and control devices throughout the petrochemical plant. Air compressors supply compressed air that is treated and conditioned to meet the stringent requirements of instrument air quality standards. Instrument air is used for tasks such as pneumatic conveying, pneumatic actuators, and calibration of instruments.
By employing air compressors in the petrochemical industry, operators can ensure reliable and efficient operation of pneumatic systems, power various tools and equipment, support critical processes, and maintain safe and controlled environments.
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Can air compressors be used for medical and dental applications?
Yes, air compressors can be used for various medical and dental applications. Compressed air is a reliable and versatile utility in healthcare settings, providing power for numerous devices and procedures. Here are some common applications of air compressors in medical and dental fields:
1. Dental Tools:
Air compressors power a wide range of dental tools and equipment, such as dental handpieces, air syringes, air scalers, and air abrasion devices. These tools rely on compressed air to generate the necessary force and airflow for effective dental procedures.
2. Medical Devices:
Compressed air is used in various medical devices and equipment. For example, ventilators and anesthesia machines utilize compressed air to deliver oxygen and other gases to patients. Nebulizers, used for respiratory treatments, also rely on compressed air to convert liquid medications into a fine mist for inhalation.
3. Laboratory Applications:
Air compressors are used in medical and dental laboratories for various purposes. They power laboratory instruments, such as air-driven centrifuges and sample preparation equipment. Compressed air is also used for pneumatic controls and automation systems in lab equipment.
4. Surgical Tools:
In surgical settings, compressed air is employed to power specialized surgical tools. High-speed air-driven surgical drills, saws, and bone-cutting instruments are commonly used in orthopedic and maxillofacial procedures. Compressed air ensures precise control and efficiency during surgical interventions.
5. Sterilization and Autoclaves:
Compressed air is essential for operating sterilization equipment and autoclaves. Autoclaves use steam generated by compressed air to sterilize medical instruments, equipment, and supplies. The pressurized steam provides effective disinfection and ensures compliance with rigorous hygiene standards.
6. Dental Air Compressors:
Specialized dental air compressors are designed specifically for dental applications. These compressors have features such as moisture separators, filters, and noise reduction mechanisms to meet the specific requirements of dental practices.
7. Air Quality Standards:
In medical and dental applications, maintaining air quality is crucial. Compressed air used in healthcare settings must meet specific purity standards. This often requires the use of air treatment systems, such as filters, dryers, and condensate management, to ensure the removal of contaminants and moisture.
8. Compliance and Regulations:
Medical and dental facilities must comply with applicable regulations and guidelines regarding the use of compressed air. These regulations may include requirements for air quality, maintenance and testing procedures, and documentation of system performance.
It is important to note that medical and dental applications have specific requirements and standards. Therefore, it is essential to choose air compressors and associated equipment that meet the necessary specifications and comply with industry regulations.
What is the impact of tank size on air compressor performance?
The tank size of an air compressor plays a significant role in its performance and functionality. Here are the key impacts of tank size:
1. Air Storage Capacity: The primary function of the air compressor tank is to store compressed air. A larger tank size allows for greater air storage capacity. This means the compressor can build up a reserve of compressed air, which can be useful for applications that require intermittent or fluctuating air demand. Having a larger tank ensures a steady supply of compressed air during peak usage periods.
2. Run Time: The tank size affects the run time of the air compressor. A larger tank can provide longer continuous operation before the compressor motor needs to restart. This is because the compressed air in the tank can be used to meet the demand without the need for the compressor to run continuously. It reduces the frequency of motor cycling, which can improve energy efficiency and prolong the motor’s lifespan.
3. Pressure Stability: A larger tank helps maintain stable pressure during usage. When the compressor is running, it fills the tank until it reaches a specified pressure level, known as the cut-out pressure. As the air is consumed from the tank, the pressure drops to a certain level, known as the cut-in pressure, at which point the compressor restarts to refill the tank. A larger tank size results in a slower pressure drop during usage, ensuring more consistent and stable pressure for the connected tools or equipment.
4. Duty Cycle: The duty cycle refers to the amount of time an air compressor can operate within a given time period. A larger tank size can increase the duty cycle of the compressor. The compressor can run for longer periods before reaching its duty cycle limit, reducing the risk of overheating and improving overall performance.
5. Tool Compatibility: The tank size can also impact the compatibility with certain tools or equipment. Some tools, such as high-demand pneumatic tools or spray guns, require a continuous and adequate supply of compressed air. A larger tank size ensures that the compressor can meet the air demands of such tools without causing pressure drops or affecting performance.
It is important to note that while a larger tank size offers advantages in terms of air storage and performance, it also results in a larger and heavier compressor unit. Consider the intended application, available space, and portability requirements when selecting an air compressor with the appropriate tank size.
Ultimately, the optimal tank size for an air compressor depends on the specific needs of the user and the intended application. Assess the air requirements, duty cycle, and desired performance to determine the most suitable tank size for your air compressor.
editor by CX 2023-10-19