Tag Archives: variable speed air compressor

China factory Two-Stage Compression High Efficiency Permanent Magnet Variable Speed Screw Air Compressor CT Series 37kw~132kw air compressor oil

Product Description

Product Presentation

CT Series Parameter Table
Model C37T C55T C75T T90PM T110PM T132PM
Rate Power 37kW 55kW 75kW 90kW 110kW 132kW
F.A.D 7.5m3/min 11.8m3/min 16.0m3/min 18.7m3/min 22.5m3/min 27.0m3/min
Pressure ≤0.8MPa
(Please contact if there is any other pressure requirement,Under different pressure, the exhaust volume can be adjusted)
Drive Type PM Motor/Direct-driven
Voltage/Frequency AC380V-50Hz
Starting Mode Variable Frequency
Connection G1-1/2” G1-1/2” DN65 DN80 DN80 DN80
Size(LxWxH) 1520X1050X1500mm 1580X1160X1600mm 1700X1160X1720mm 2850X1840X2200mm
Weight 525kg 1085kg 1135kg 3000kg 3500kg 3800kg

 

Comparison between permanent magnet motor and ordinary asynchronous motor

Compared with electrically excited motors, permanent magnet motors have the following advantages:
High efficiency

Eliminate excitation system loss, improve efficiency 5-12%, high power factor, large torque inertia ratio, stator current and stator resistance loss reduction, and rotor parameters can be measured, good control performance, motor direct drive, no speed slip, no bearing and connection transmission, efficiency increased by more than 3%, light load than the same specification asynchronous motor efficiency increased by 15-35% or so. Always efficient regardless of light load or heavy load. At present, the energy efficiency of permanent magnet motors used by Hylein has reached the national level 1 energy efficiency standards.
Low noise
Reasonable magnetic field design, magnetic density distribution, wider operating frequency range, lower operating noise. Truly constant air pressure: open loop vector control, response time < 50ms, can adjust gas production in an instant over a wide range.
Compact structure, small size, light weight, high precision and fast response
The exciting winding and the exciting power supply (magnetic pole core) are eliminated, and the structure is simple, the operation is reliable and the maintenance is convenient.
High starting torque
The starting torque and overload capacity of permanent magnet synchronous motor are 1 power level higher than that of three-phase asynchronous motor, and the ratio of the maximum starting torque to the rated torque can reach more than 3 times, while the general asynchronous motor is only 1.6 times.

Two-stage Compression

Energy Efficient Save A Lot

Most enterprises reserve 20% of the air compressor displacement when selecting the type of air compressor because of the consideration of pressure loss and popular selection method.
The air consumption fluctuates greatly at different time periods every year, every month, and every day, which directly leads to the vast majority of the air compressor time consumption only between 50-70% of the rated air displacement, and the user spends unnecessary electricity.
The cost can not be reduced, in the current situation, the cost of materials is no longer the key to the cost of the product, but the electricity bill from day to month, saving electricity is saving cost, so that your products are more competitive!
Conclusion :Compared with ordinary power frequency and frequency conversion air compressor, permanent magnet frequency conversion air compressor has lower energy consumption and more energy saving!

Air-end Operates Almost Silent

Through the selection of advanced design structure, optimization of fluid and sound absorbing materials and other countermeasures, to achieve ultra-low operating sound.
The fan blade adopts frequency conversion control to further reduce noise (optional).
Full consideration of sound pressure, sound quality, volume noise countermeasures to minimize noise. Make it suitable for any occasion.
 

 

Quality Upgrade Three Lightspots

 

 

 

 

 

Company Profile

HangZhou Hylein Energy & Environmental Technology Co., Ltd. is located in HangZhou, Pearl River Delta, known as China’s compressor production base, is a professional engaged in all kinds of screw air compressor, nitrogen machine, oxygen generator, vacuum pump, magnetic suspension compressor R & D, production and sales of manufacturing enterprises, with standard production assembly line, the introduction of Europe and North America mature and experienced technology, Focus on providing a full range of services for various industries.
We strictly follow the IS09001 quality system standards and related industry standards, and throughout the product design, procurement, manufacturing, inspection, sales and service of the entire process, we always adhere to the global procurement strategy to ensure the superior performance of each air compressor, we pay attention to the development of new products, the latest energy-saving products are providing quality services for the global industrial energy-saving cause.
In the ZheJiang -ZheJiang Railway oxygen supply system air compressor project, we overcome high altitude, ultra-low temperature, ultra-high temperature, huge dust, frequent switching power supply and other problems.

After-sales Service

Equipment support High efficiency and energy saving equipment since the start of normal commissioning, to ensure the normal operation of the equipment.

Service scheme Monthly, quarterly regular arrangement of personnel to the user phone or on-site equipment operation inspection, testing work, timely understanding of unit operation dynamics, effective answer to user equipment operation questions, and do the corresponding need to improve maintenance, maintenance, to ensure the long-term effective work of the equipment, while providing service reports every time.

Technical service As long as the user needs equipment and technical help and consultation, the company will accurately reply within 2 hours, and provide the relevant technical information.

Service team We have a CHINAMFG theoretical knowledge, practical ability of strong service team and high-quality management team.

Corresponding time Our company will respond within 2 hours after receiving the notification of the failure of the user’s equipment, provide the fastest solution, and arrange technicians to arrive at the scene as soon as necessary.

Warranty commitment High efficiency and energy saving equipment since the start of normal commissioning, the whole machine warranty for 1 year.

FAQ

 

Q1: What’s your delivery time?

O: It takes about 15 days, if there is any urgent order, please contact us.

 

Q2: How long is your air compressor warranty?

O: One year for the whole machine when the compressor leave our factory.

 

Q3: How about your after-sales service?

O:1. Provide customers with installation and commissioning online instructions.

    2. Well-trained engineers available to overseas service

/* 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: 7*24
Warranty: 1 Year
Lubrication Style: Lubricated
Cooling System: Air Cooling
Power Source: AC Power
Installation Type: Stationary Type
Customization:
Available

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air compressor

What are the advantages of using rotary vane compressors?

Rotary vane compressors offer several advantages that make them a popular choice for various applications. These compressors are widely used in industries where a reliable and efficient source of compressed air is required. Here are the advantages of using rotary vane compressors:

1. Compact and Lightweight:

Rotary vane compressors are typically compact and lightweight compared to other types of compressors. Their compact design makes them suitable for installations where space is limited, such as in small workshops or mobile applications. The lightweight nature of these compressors allows for easy transportation and maneuverability.

2. High Efficiency:

Rotary vane compressors are known for their high efficiency. The design of the vanes and the compression chamber allows for smooth and continuous compression, resulting in minimal energy losses. This efficiency translates into lower energy consumption and reduced operating costs over time.

3. Quiet Operation:

Rotary vane compressors operate with relatively low noise levels. The design of the compressor, including the use of vibration damping materials and sound insulation, helps to minimize noise and vibrations during operation. This makes rotary vane compressors suitable for applications where noise reduction is important, such as in indoor environments or noise-sensitive areas.

4. Oil Lubrication:

Many rotary vane compressors utilize oil lubrication, which provides several benefits. The oil lubrication helps to reduce wear and friction between the moving parts, resulting in extended compressor life and improved reliability. It also contributes to better sealing and improved efficiency by minimizing internal leakage.

5. Versatile Applications:

Rotary vane compressors are versatile and can be used in a wide range of applications. They are suitable for both industrial and commercial applications, including automotive workshops, small manufacturing facilities, dental offices, laboratories, and more. They can handle various compressed air requirements, from light-duty tasks to more demanding applications.

6. Easy Maintenance:

Maintenance of rotary vane compressors is relatively straightforward. Routine maintenance tasks typically include oil changes, filter replacements, and periodic inspection of vanes and seals. The simplicity of the design and the availability of replacement parts make maintenance and repairs easier and more cost-effective.

These advantages make rotary vane compressors an attractive choice for many applications, providing reliable and efficient compressed air solutions.

air compressor

How are air compressors employed in the mining industry?

Air compressors play a crucial role in the mining industry, providing reliable and efficient power for various mining operations. Here are some common applications of air compressors in mining:

1. Exploration and Drilling:

Air compressors are used during exploration and drilling activities in the mining industry. Compressed air is used to power drilling rigs, pneumatic hammers, and other drilling equipment. The high-pressure air generated by the compressor helps in drilling boreholes, extracting core samples, and exploring potential mineral deposits.

2. Ventilation and Air Quality Control:

Air compressors are employed in underground mining to provide ventilation and control air quality. Compressed air is used to operate ventilation fans and air circulation systems, ensuring adequate airflow and removing harmful gases, dust, and fumes from the mining tunnels and work areas.

3. Material Conveyance:

In mining operations, air compressors are used for material conveyance. Pneumatic systems powered by air compressors are utilized to transport materials such as coal, ore, and other minerals. Compressed air is used to operate pneumatic conveyors, pumps, and material handling equipment, allowing for efficient and controlled movement of bulk materials.

4. Dust Suppression:

Air compressors are employed for dust suppression in mining areas. Compressed air is used to spray water or other suppressants to control dust generated during mining activities. This helps in maintaining a safe and healthy work environment, reducing the risks associated with dust inhalation and improving visibility.

5. Instrumentation and Control:

Air compressors are used for instrumentation and control purposes in mining operations. Compressed air is utilized to power pneumatic control systems, control valves, and actuators. These systems regulate the flow of fluids, control equipment movements, and ensure the proper functioning of various mining processes.

6. Explosive Applications:

In mining, air compressors are used for explosive applications. Compressed air is employed to power pneumatic tools used for rock fragmentation, such as rock drills and pneumatic breakers. The controlled power of compressed air enables safe and efficient rock breaking without the need for traditional explosives.

7. Maintenance and Repair:

Air compressors are essential for maintenance and repair activities in the mining industry. Compressed air is used for cleaning machinery, removing debris, and powering pneumatic tools for equipment maintenance and repair tasks. The versatility and portability of air compressors make them valuable assets in maintaining mining equipment.

It is important to note that different mining operations may have specific requirements and considerations when selecting and using air compressors. The size, capacity, and features of air compressors can vary based on the specific mining application and environmental conditions.

By utilizing air compressors effectively, the mining industry can benefit from increased productivity, improved safety, and efficient operation of various mining processes.

air compressor

What is the purpose of an air compressor?

An air compressor serves the purpose of converting power, typically from an electric motor or an engine, into potential energy stored in compressed air. It achieves this by compressing and pressurizing air, which can then be used for various applications. Here’s a detailed explanation of the purpose of an air compressor:

1. Powering Pneumatic Tools: One of the primary uses of an air compressor is to power pneumatic tools. Compressed air can be used to operate a wide range of tools, such as impact wrenches, nail guns, paint sprayers, sanders, and drills. The compressed air provides the necessary force and energy to drive these tools, making them efficient and versatile.

2. Supplying Clean and Dry Air: Air compressors are often used to supply clean and dry compressed air for various industrial processes. Many manufacturing and production operations require a reliable source of compressed air that is free from moisture, oil, and other contaminants. Air compressors equipped with appropriate filters and dryers can deliver high-quality compressed air for applications such as instrumentation, control systems, and pneumatic machinery.

3. Inflating Tires and Sports Equipment: Air compressors are commonly used for inflating tires, whether it’s for vehicles, bicycles, or sports equipment. They provide a convenient and efficient method for quickly filling tires with the required pressure. Air compressors are also used for inflating sports balls, inflatable toys, and other similar items.

4. Operating HVAC Systems: Air compressors play a crucial role in the operation of heating, ventilation, and air conditioning (HVAC) systems. They provide compressed air for controlling and actuating dampers, valves, and actuators in HVAC systems, enabling precise regulation of air flow and temperature.

5. Assisting in Industrial Processes: Compressed air is utilized in various industrial processes. It can be used for air blow-off applications, cleaning and drying parts, powering air-operated machinery, and controlling pneumatic systems. Air compressors provide a reliable and efficient source of compressed air that can be tailored to meet the specific requirements of different industrial applications.

6. Supporting Scuba Diving and Breathing Systems: In scuba diving and other breathing systems, air compressors are responsible for filling diving tanks and supplying breathable air to divers. These compressors are designed to meet strict safety standards and deliver compressed air that is free from contaminants.

Overall, the purpose of an air compressor is to provide a versatile source of compressed air for powering tools, supplying clean air for various applications, inflating tires and sports equipment, supporting industrial processes, and facilitating breathing systems in specific contexts.

China factory Two-Stage Compression High Efficiency Permanent Magnet Variable Speed Screw Air Compressor CT Series 37kw~132kw   air compressor oilChina factory Two-Stage Compression High Efficiency Permanent Magnet Variable Speed Screw Air Compressor CT Series 37kw~132kw   air compressor oil
editor by CX 2024-05-22

China Good quality Industrial Integrated Variable Speed Air Screw Type Compressor Machine Head 50HP air compressor for sale

Product Description

 

Product Description

Original manufacturer, fully equipped with facilities

The annual production capacity of compressors can reach 100000+ units.

Product Superiority

Product Model Code YLG75Z-250
Y It stands for company name
LG Semi-hermetic twin-screw compressor
75 Represents the nominal power of the motor (hp)
Z “Z” indicates low temperature, “G” indicates high temperature
250 Represents the theoretical exhaust capacity

R&D Center

Strong Factory, Quality Guaranteed
Flexible Unit Production Line
 

Partner Institutions

Cooperative Partner

 

185+ domestic and international enterprises have chosen to cooperate

Certificate

FAQ

Q1: Wonder if you accept small orders?

A1: Do not worry. Feel free to contact us .in order to get more orders and give our clients more convener ,

we accept small order.

 

Q2: Can you send products to my country?

A2: Sure, we can. If you do not have your own ship forwarder,

we can help you.

 

Q3: Can you do OEM for me?

A3: We accept all OEM orders,just contact us and give me your design.

we will offer you a reasonable price and make samples for you ASAP.

 

Q4: What’s your payment terms ?

A4: By T/T,LC AT SIGHT,30% deposit in advance, balance 70% before shipment.

 

Q5: How long is your production lead time?

A5:It depends on product and order qty. Normally, it takes us 15 days for an order with MOQ qty.

 

Q6: When can I get the quotation ?

A6: We usually quote you within 24 hours after we get your inquiry. If you are very urgent to get the quotation.

Please call us or tell us in your mail, so that we could regard your inquiry priority.

 

/* 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: 1 Year
Warranty: 1 Year
Lubrication Style: Lubricated
Cooling System: Air Cooling
Cylinder Arrangement: Balanced Opposed Arrangement
Cylinder Position: Angular
Samples:
US$ 4883/Piece
1 Piece(Min.Order)

|
Request Sample

air compressor

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.

air compressor

Are there differences between single-stage and two-stage air compressors?

Yes, there are differences between single-stage and two-stage air compressors. Here’s an in-depth explanation of their distinctions:

Compression Stages:

The primary difference between single-stage and two-stage air compressors lies in the number of compression stages they have. A single-stage compressor has only one compression stage, while a two-stage compressor has two sequential compression stages.

Compression Process:

In a single-stage compressor, the entire compression process occurs in a single cylinder. The air is drawn into the cylinder, compressed in a single stroke, and then discharged. On the other hand, a two-stage compressor utilizes two cylinders or chambers. In the first stage, air is compressed to an intermediate pressure in the first cylinder. Then, the partially compressed air is sent to the second cylinder where it undergoes further compression to reach the desired final pressure.

Pressure Output:

The number of compression stages directly affects the pressure output of the air compressor. Single-stage compressors typically provide lower maximum pressure levels compared to two-stage compressors. Single-stage compressors are suitable for applications that require moderate to low air pressure, while two-stage compressors are capable of delivering higher pressures, making them suitable for demanding applications that require greater air pressure.

Efficiency:

Two-stage compressors generally offer higher efficiency compared to single-stage compressors. The two-stage compression process allows for better heat dissipation between stages, reducing the chances of overheating and improving overall efficiency. Additionally, the two-stage design allows the compressor to achieve higher compression ratios while minimizing the work done by each stage, resulting in improved energy efficiency.

Intercooling:

Intercooling is a feature specific to two-stage compressors. Intercoolers are heat exchangers placed between the first and second compression stages. They cool down the partially compressed air before it enters the second stage, reducing the temperature and improving compression efficiency. The intercooling process helps to minimize heat buildup and reduces the potential for moisture condensation within the compressor system.

Applications:

The choice between a single-stage and two-stage compressor depends on the intended application. Single-stage compressors are commonly used for light-duty applications such as powering pneumatic tools, small-scale workshops, and DIY projects. Two-stage compressors are more suitable for heavy-duty applications that require higher pressures, such as industrial manufacturing, automotive service, and large-scale construction.

It is important to consider the specific requirements of the application, including required pressure levels, duty cycle, and anticipated air demand, when selecting between a single-stage and two-stage air compressor.

In summary, the main differences between single-stage and two-stage air compressors lie in the number of compression stages, pressure output, efficiency, intercooling capability, and application suitability.

air compressor

Can you explain the basics of air compressor terminology?

Understanding the basic terminology related to air compressors can help in better comprehension of their operation and discussions related to them. Here are some essential terms related to air compressors:

1. CFM (Cubic Feet per Minute): CFM is a unit of measurement that denotes the volumetric flow rate of compressed air. It indicates the amount of air a compressor can deliver within a minute and is a crucial factor in determining the compressor’s capacity.

2. PSI (Pounds per Square Inch): PSI is a unit of measurement used to quantify pressure. It represents the force exerted by the compressed air on a specific area. PSI is a vital specification for understanding the pressure capabilities of an air compressor and determining its suitability for various applications.

3. Duty Cycle: Duty cycle refers to the percentage of time an air compressor can operate in a given time period. It indicates the compressor’s ability to handle continuous operation without overheating or experiencing performance issues. For instance, a compressor with a 50% duty cycle can run for half the time in a given hour or cycle.

4. Horsepower (HP): Horsepower is a unit used to measure the power output of a compressor motor. It indicates the motor’s capacity to drive the compressor pump and is often used as a reference for comparing different compressor models.

5. Receiver Tank: The receiver tank, also known as an air tank, is a storage vessel that holds the compressed air delivered by the compressor. It helps in stabilizing pressure fluctuations, allowing for a more consistent supply of compressed air during peak demand periods.

6. Single-Stage vs. Two-Stage: These terms refer to the number of compression stages in a reciprocating air compressor. In a single-stage compressor, air is compressed in a single stroke of the piston, while in a two-stage compressor, it undergoes initial compression in one stage and further compression in a second stage, resulting in higher pressures.

7. Oil-Free vs. Oil-Lubricated: These terms describe the lubrication method used in air compressors. Oil-free compressors have internal components that do not require oil lubrication, making them suitable for applications where oil contamination is a concern. Oil-lubricated compressors use oil for lubrication, enhancing durability and performance but requiring regular oil changes and maintenance.

8. Pressure Switch: A pressure switch is an electrical component that automatically starts and stops the compressor motor based on the pre-set pressure levels. It helps maintain the desired pressure range in the receiver tank and protects the compressor from over-pressurization.

9. Regulator: A regulator is a device used to control and adjust the output pressure of the compressed air. It allows users to set the desired pressure level for specific applications and ensures a consistent and safe supply of compressed air.

These are some of the fundamental terms associated with air compressors. Familiarizing yourself with these terms will aid in understanding and effectively communicating about air compressors and their functionality.

China Good quality Industrial Integrated Variable Speed Air Screw Type Compressor Machine Head 50HP   air compressor for saleChina Good quality Industrial Integrated Variable Speed Air Screw Type Compressor Machine Head 50HP   air compressor for sale
editor by CX 2024-04-16

China supplier Top Performance Stationary Low Noise Permanent Magnet Synchronous Variable Speed Driven VSD VFD 6~61 M3/Min 5bar Two-Stage Rotary Screw Type Air Compressor air compressor portable

Product Description

Top Performance Stationary Low Noise Permanent Magnet Synchronous Variable Speed Driven VSD VFD 6~61 m3/min 5bar Two-Stage Rotary Screw Type Air Compressor
 

Product Parameters

Technical Parameters Of fixed speed screw air compressor:

Model Power
(kw)
Air folw/pressure
(m3/Bar)
Outlet size Noise Unit weight
(KG)
Unit size
(mm)
WZS-22PMD-2S 22 6.25m³/5Bar RP1 1/2 66±3 1350 1800x1270x1550
WZS-30PMD-2S 30 7.2m³/5Bar RP1 1/2 66±3 1550 1800x1270x1550
WZS-37PMD-2S 37 10m³/5Bar RP1 1/2 68±3 1900 1800x1270x1550
WZS-45PMD-2S 45 12m³/5Bar RP2 68±3 2100 1800x1270x1550
WZS-55PMD-2S 55 13.8m³/5Bar RP2 70±3 2200 2100x1360x1660
WZS-75PMD-2S 75 18.5m³/5Bar DN65 70±3 2800 2800x1750x1900
WZS-90PMD-2S 90 23m³/5Bar DN65 72±3 2800 2800x1750x1900
WZS-110PMD-2S 110 28m³/5Bar DN80 72±3 3200 3200x1750x2250
WZS-132PMD-2S 132 32.5m³/5Bar D270N80 72±3 3500 3200x1750x2250
WZS-160PMD-2S 160 41m³/5Bar DN125 74±3 4100 3200x1750x2350
WZS-185PMD-2S 185 45m³/5Bar DN125 74±3 4500 3800x2150x2250
WZS-200PMD-2S 200 50m³/5Bar DN150 76±3 5100 3800x2150x2250
WZS-220PMD-2S 220 54m³/5Bar DN150 76±3 6200 3800x2250x2250
WZS-250PMD-2S 250 61m³/5Bar DN150 78±3 6600 4200x2250x2400

 

 

Company Profile

 

 

Certifications

 


 

Exhibition

 


Before quotation:
1.Before quoting, what should users offer?
1).Discharge pressure (Bar, Mpa or Psi)
2).Air discharge/Air flow/Air capacity (m3/min or CFM)
3).Power supply (220/380V, 50/60Hz, 3Phase)

2.If I don’t know the pressure and air flow, what should I do?
1).Take the picture of nameplate, we will advise the suitable air compressor to you.
2).Tell us what industry you are, we can advise the suitable 1 (so as to air tank / air dryer / air filters).
 
High Efficiency PM Motor and Energy Saving
*With the high-performance permanent magnet material, PM motor won’t lose magnetism even under 120°c and can run for more than 15 years.
*No motor bearing: permanent magnet rotors is installed directly on the stretch out shaft of Male rotor. This structure doesn’t have the bearing and eliminates the motor bearing fault. 
*Comparing to normal variable speed motor, the permanent magnet synchronous motor performs with even better energy efficiency. Especially in the low-speed condition, it can still maintain a high motor efficiency.

SHIPPING
Delivery: time 5-25 working days after payment receipt confirmed(based on actual quantity)
packing:standard export packing. or customized packing as your
Professional: goods shipping forwarder.

 

FAQ

 

Q: OEM/ODM, or customers logo printed is available?
Yes, OEM/ODM, customers logo is welcomed.

Q:  Delivery date?
Usually 5-25 workdays after receiving deposit, specific delivery date based on order quantity

Q: what’s your payment terms?
Regularly doing 30% deposit and 70% balance by T/T, Western Union, Paypal, other payment terms also can be discussed based on our cooperation.

Q: How to control your quality?
We have professional QC team, control the quality during the mass production and inspect completely goods before shipping.

Q:  If we don’t have shipping forwarder in China, would you do this for us?
We can offer you best shipping line to ensure you can get the goods timely at best price.

Q: come to China before, can you be my guide in China?
We are happy to provide you orservice, such as booking ticket, pick up at the airport, booking hotel, accompany visiting market or factory

/* 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: Video Technical Support
Warranty: Unit 1 Year, Air End 2 Years
Lubrication Style: Oil-less
Customization:
Available

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Shipping Cost:

Estimated freight per unit.







about shipping cost and estimated delivery time.
Payment Method:







 

Initial Payment



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

air compressor

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.

air compressor

What are the environmental considerations when using air compressors?

When using air compressors, there are several environmental considerations to keep in mind. Here’s an in-depth look at some of the key factors:

Energy Efficiency:

Energy efficiency is a crucial environmental consideration when using air compressors. Compressing air requires a significant amount of energy, and inefficient compressors can consume excessive power, leading to higher energy consumption and increased greenhouse gas emissions. It is important to choose energy-efficient air compressors that incorporate features such as Variable Speed Drive (VSD) technology and efficient motor design, as they can help minimize energy waste and reduce the carbon footprint.

Air Leakage:

Air leakage is a common issue in compressed air systems and can contribute to energy waste and environmental impact. Leaks in the system result in the continuous release of compressed air, requiring the compressor to work harder and consume more energy to maintain the desired pressure. Regular inspection and maintenance of the compressed air system to detect and repair leaks can help reduce air loss and improve overall energy efficiency.

Noise Pollution:

Air compressors can generate significant noise levels during operation, which can contribute to noise pollution. Prolonged exposure to high noise levels can have detrimental effects on human health and well-being and can also impact the surrounding environment and wildlife. It is important to consider noise reduction measures such as sound insulation, proper equipment placement, and using quieter compressor models to mitigate the impact of noise pollution.

Emissions:

While air compressors do not directly emit pollutants, the electricity or fuel used to power them can have an environmental impact. If the electricity is generated from fossil fuels, the associated emissions from power plants contribute to air pollution and greenhouse gas emissions. Choosing energy sources with lower emissions, such as renewable energy, can help reduce the environmental impact of operating air compressors.

Proper Waste Management:

Proper waste management is essential when using air compressors. This includes the appropriate disposal of compressor lubricants, filters, and other maintenance-related materials. It is important to follow local regulations and guidelines for waste disposal to prevent contamination of soil, water, or air and minimize the environmental impact.

Sustainable Practices:

Adopting sustainable practices can further reduce the environmental impact of using air compressors. This can include implementing preventive maintenance programs to optimize performance, reducing idle time, and promoting responsible use of compressed air by avoiding overpressurization and optimizing system design.

By considering these environmental factors and taking appropriate measures, it is possible to minimize the environmental impact associated with the use of air compressors. Choosing energy-efficient models, addressing air leaks, managing waste properly, and adopting sustainable practices can contribute to a more environmentally friendly operation.

air compressor

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.

China supplier Top Performance Stationary Low Noise Permanent Magnet Synchronous Variable Speed Driven VSD VFD 6~61 M3/Min 5bar Two-Stage Rotary Screw Type Air Compressor   air compressor portableChina supplier Top Performance Stationary Low Noise Permanent Magnet Synchronous Variable Speed Driven VSD VFD 6~61 M3/Min 5bar Two-Stage Rotary Screw Type Air Compressor   air compressor portable
editor by CX 2024-03-28

China high quality Industrial Compressors 7.5kw 11kw 15kw 22kw 37kw 55kw 75kw 132kw Variable Speed Rotary Screw Air Compressor with Hot selling

Product Description

VARIABLE SPEED SCREW AIR COMPRESSOR 7.5KW 15KW 22KW 37KW WITH PERMANENT MAGNET MOTOR

Product Description

Screw compressors are designed for those applications that require a high volume of compressed air and/or continuous usage.
They do not require to stop for the cooling process, allowing constant air production. Silent, efficient, and reliable, Jiayi’s screw
compressors grant you a more comfortable workspace, continuous usage, longer components’ lifecycle, more efficiency, and
cost savings.

Screw compressors operate based on 2 meshing helical screw rotating in inverse order, avoiding any contact with mechanical
parts.

VARIABLE SPEED SCREW COMPRESSORS

Variable speed screw compressors allow you to save up lots of power energy, compared to fixed speed ones. While traditional
compressors work at 1 speed (at 100%), variable speed screw compressors regulate the motor’s speed to adjust to the
production’s fluctuating air requirements. They are ideal for applications and production systems whose usage of compressed air
varies during the day, granting the right quantity of air needed and a saving the cost of electricity. 

HIGH EFFICIENCY IN VARIABLE SPEED SCREW COMPRESSORS

The magnet permanent motor controll the energy consumption better than fixed speed compressors. This innovative technology
takes the energy savings to a new level, improving efficiency and performance. Jiayi’s innovative technology guarantees
remarkable savings on energy bills, creating return on the investment in 1-2 years. 

NO. COMPARE PERMANENT MAGNETIC FREQUENCY CONVERSION INDUSTRIAL FREQUENCY RESULT CONCLUSION
1 Motor efficiency 94%-96% 87%-89% 7% saving The permanent magnetic inverter model save 32% more envergy than the normal industrial frequency type.
2 No-load electricity consumption 45% of the full capacity 45% of the full capacity if we assume average no loading time 30%,the overall saving will be 13.5%
3 Over pressure electricity consumption no average 1kg/cm,electricity consumption 7%  7% saving
4 Integrated shaft efficiency 100% belt 94%, coupling 97% save on belt 6%, on coupling 3%
5 Other advantage constant pressure output variable pressure permanent magnetic ensure the production quality

Product Parameters

 

SJ series screw air compressor technical data    
Model SJ10A SJ15A SJ20A SJ25A
Air volume / Air pressure 1.2m3/min
0.7Mpa
1.65m3/min
0.7Mpa
2.5m3/min
0.7Mpa
3.2m3/min
0.70Mpa
Lubricating oil 4L 8L 8L 12L
Power 7.5kw 11kw 15kw 18.5kw
Type Variable speed, magnet permanent motor Variable speed, magnet permanent motor Variable speed, magnet permanent motor Variable speed, magnet permanent motor
Size 880*600*820mm 1080*720*1000mm 1080*720*1000mm 1250*850*1080mm
Weight 120kgs 214kgs 214kgs 282kgs
Noise 66dB(A) 68dB(A) 68dB(A) 68dB(A)
Driving mode Direct link
Output pipe G3/4 G3/4 G3/4 G 1 1/4

Feature

In the workshop, air consumption is high during the day time but comparatively low in the night. In the meantime, the air
consumption in busy season is much higher than that of in low season.

92% air compressors have got serious fluctuations during operation
70% air compressors have a load between 40% to 80% while working.
Thus, there is much energy to save if we use a variable frequency compressor in stead.

1. Permanent magnet frequency conversion motor that makes the machine meets the National Level 1 energy efiiciency standard.
2. The new patent design of screw type machine equipped with 8 sets of S K F import bearing.
3. Big name brand frenquency converter / inverter, top vector frequency conversion control system.
4. Double frenquency conversion desigh makes frequency changing possible for for both motor and the fan.
5. PID air volume regulation technology for saving overall air consumption.
6. 40-200hz wide frequency option in order to meet different working conditions.
7. Stable air pressure, fluctuation within 0.1bar.
8. 0 load start, less effect on power grid.
9. A better design to seperate the low temperature and high temperature unit, so the electrical componentes have longer life span.
10. Best human manchine interface with more date and detailed function.
Smart Control Panel
The digital control panel can control versatile situation with clear display, which makes the air compressor easy to control and easy
to maintain.

High Efficient Built-in Cooler
The cooler is designed for high temperature environment, it helps to keep air compressor running in an appropriate temperature.

Detailed Photos

Factory details

Packaging & Shipping

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After-sales Service: One Year Warranty
Warranty: 12 Month Warranty
Lubrication Style: Oil-free
Cooling System: High Efficiency
Power Source: AC Power
Cylinder Position: Vertical
Samples:
US$ 790/Piece
1 Piece(Min.Order)

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Request Sample

Customization:
Available

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air compressor

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.

air compressor

How do you maintain proper air quality in compressed air systems?

Maintaining proper air quality in compressed air systems is essential to ensure the reliability and performance of pneumatic equipment and the safety of downstream processes. Here are some key steps to maintain air quality:

1. Air Filtration:

Install appropriate air filters in the compressed air system to remove contaminants such as dust, dirt, oil, and water. Filters are typically placed at various points in the system, including the compressor intake, aftercoolers, and before point-of-use applications. Regularly inspect and replace filters to ensure their effectiveness.

2. Moisture Control:

Excessive moisture in compressed air can cause corrosion, equipment malfunction, and compromised product quality. Use moisture separators or dryers to remove moisture from the compressed air. Refrigerated dryers, desiccant dryers, or membrane dryers are commonly employed to achieve the desired level of dryness.

3. Oil Removal:

If the compressed air system utilizes oil-lubricated compressors, it is essential to incorporate proper oil removal mechanisms. This can include coalescing filters or adsorption filters to remove oil aerosols and vapors from the air. Oil-free compressors eliminate the need for oil removal.

4. Regular Maintenance:

Perform routine maintenance on the compressed air system, including inspections, cleaning, and servicing of equipment. This helps identify and address any potential issues that may affect air quality, such as leaks, clogged filters, or malfunctioning dryers.

5. Air Receiver Tank Maintenance:

Regularly drain and clean the air receiver tank to remove accumulated contaminants, including water and debris. Proper maintenance of the tank helps prevent contamination from being introduced into the compressed air system.

6. Air Quality Testing:

Periodically test the quality of the compressed air using appropriate instruments and methods. This can include measuring particle concentration, oil content, dew point, and microbial contamination. Air quality testing provides valuable information about the effectiveness of the filtration and drying processes and helps ensure compliance with industry standards.

7. Education and Training:

Educate personnel working with compressed air systems about the importance of air quality and the proper procedures for maintaining it. Provide training on the use and maintenance of filtration and drying equipment, as well as awareness of potential contaminants and their impact on downstream processes.

8. Documentation and Record-Keeping:

Maintain accurate records of maintenance activities, including filter replacements, drying system performance, and air quality test results. Documentation helps track the system’s performance over time and provides a reference for troubleshooting or compliance purposes.

By implementing these practices, compressed air systems can maintain proper air quality, minimize equipment damage, and ensure the integrity of processes that rely on compressed air.

air compressor

What is the difference between a piston and rotary screw compressor?

Piston compressors and rotary screw compressors are two common types of air compressors with distinct differences in their design and operation. Here’s a detailed explanation of the differences between these two compressor types:

1. Operating Principle:

  • Piston Compressors: Piston compressors, also known as reciprocating compressors, use one or more pistons driven by a crankshaft to compress air. The piston moves up and down within a cylinder, creating a vacuum during the intake stroke and compressing the air during the compression stroke.
  • Rotary Screw Compressors: Rotary screw compressors utilize two intermeshing screws (rotors) to compress air. As the male and female screws rotate, the air is trapped between them and gradually compressed as it moves along the screw threads.

2. Compression Method:

  • Piston Compressors: Piston compressors achieve compression through a positive displacement process. The air is drawn into the cylinder and compressed as the piston moves back and forth. The compression is intermittent, occurring in discrete cycles.
  • Rotary Screw Compressors: Rotary screw compressors also employ a positive displacement method. The compression is continuous as the rotating screws create a continuous flow of air and compress it gradually as it moves along the screw threads.

3. Efficiency:

  • Piston Compressors: Piston compressors are known for their high efficiency at lower flow rates and higher pressures. They are well-suited for applications that require intermittent or variable air demand.
  • Rotary Screw Compressors: Rotary screw compressors are highly efficient for continuous operation and are designed to handle higher flow rates. They are often used in applications with a constant or steady air demand.

4. Noise Level:

  • Piston Compressors: Piston compressors tend to generate more noise during operation due to the reciprocating motion of the pistons and valves.
  • Rotary Screw Compressors: Rotary screw compressors are generally quieter in operation compared to piston compressors. The smooth rotation of the screws contributes to reduced noise levels.

5. Maintenance:

  • Piston Compressors: Piston compressors typically require more frequent maintenance due to the higher number of moving parts, such as pistons, valves, and rings.
  • Rotary Screw Compressors: Rotary screw compressors have fewer moving parts, resulting in lower maintenance requirements. They often have longer service intervals and can operate continuously for extended periods without significant maintenance.

6. Size and Portability:

  • Piston Compressors: Piston compressors are available in both smaller portable models and larger stationary units. Portable piston compressors are commonly used in construction, automotive, and DIY applications.
  • Rotary Screw Compressors: Rotary screw compressors are typically larger and more suitable for stationary installations in industrial and commercial settings. They are less commonly used in portable applications.

These are some of the key differences between piston compressors and rotary screw compressors. The choice between the two depends on factors such as required flow rate, pressure, duty cycle, efficiency, noise level, maintenance needs, and specific application requirements.

China high quality Industrial Compressors 7.5kw 11kw 15kw 22kw 37kw 55kw 75kw 132kw Variable Speed Rotary Screw Air Compressor   with Hot sellingChina high quality Industrial Compressors 7.5kw 11kw 15kw 22kw 37kw 55kw 75kw 132kw Variable Speed Rotary Screw Air Compressor   with Hot selling
editor by CX 2023-12-16

China Professional Energy Saving Manufacturer Rotary CHINAMFG Machine Variable Speed Pm VSD Industrial Air Compressor air compressor repair near me

Product Description

Q1: What information do I need to provide to get the suitable machine?
1. How much air delivery capacity ( Unit:CFM or M3/Min )
2 How much working pressure ( Unit:PSI, Bar or Mpa )
3.What is the voltage and frequency of my country of residence ( V/Hz )
4. Whether I need other accessories such as air tank, filters and/or air dryers.
Tell us the answer, we will offer scheme for you!

Q2: What are the general unit conversion?
1bar = 0.1Mpa = 14.5psi 1m³/min = 35.32cfm 1KW = 1.34HP

Q3: Are you factory or trading company?
We are factory. Our factory is located in 39 Xihu (West Lake) Dis. Rd, HangZhou, ZHangZhoug

Q4: Which trade term can you accept?
FOB, CIF, CFR, EXW, etc.

Q5: How long will you take to arrange production?
15 days for Regular Products, 35 days for Customizing Models

SPECIFICATION

MODEL LB-30-10
Ambient Temperature -5ºC to +45 ºC
Max Pressure (bar) 10
Air Delivery (m3/min) 3.6
Compression Stage Single Stage Compression
Cooling Method Air Cooled
Discharge Temperature (ºC) ≤ 75ºC
Oil  Cotent (ppm) ≤3
Transmission Method Direct Drive(Non-Coupling)
Sound Level dB(A) 68±3
Lubricating Oil Amount 12.5L
Motor Power 22KW/30HP
Motor Level Of Protection  IP55
Voltage 380V/3ph/50Hz
Dimensions (mm) 1060×790×1160(L*W*H)
Weight 450KG
Discharge Outlet Thread 1”

Lubrication Style: Lubricated
Cooling System: Air Cooling
Power Source: AC Power
Installation Type: Stationary Type
Type: Twin-Screw Compressor
Max Pressure: 8bar/116psi
Samples:
US$ 1599/set
1 set(Min.Order)

|
Request Sample

Customization:
Available

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air compressor

What role do air dryers play in compressed air systems?

Air dryers play a crucial role in compressed air systems by removing moisture and contaminants from the compressed air. Compressed air, when generated, contains water vapor from the ambient air, which can condense and cause issues in the system and end-use applications. Here’s an overview of the role air dryers play in compressed air systems:

1. Moisture Removal:

Air dryers are primarily responsible for removing moisture from the compressed air. Moisture in compressed air can lead to problems such as corrosion in the system, damage to pneumatic tools and equipment, and compromised product quality in manufacturing processes. Air dryers utilize various techniques, such as refrigeration, adsorption, or membrane separation, to reduce the dew point of the compressed air and eliminate moisture.

2. Contaminant Removal:

In addition to moisture, compressed air can also contain contaminants like oil, dirt, and particles. Air dryers help in removing these contaminants to ensure clean and high-quality compressed air. Depending on the type of air dryer, additional filtration mechanisms may be incorporated to enhance the removal of oil, particulates, and other impurities from the compressed air stream.

3. Protection of Equipment and Processes:

By removing moisture and contaminants, air dryers help protect the downstream equipment and processes that rely on compressed air. Moisture and contaminants can negatively impact the performance, reliability, and lifespan of pneumatic tools, machinery, and instrumentation. Air dryers ensure that the compressed air supplied to these components is clean, dry, and free from harmful substances, minimizing the risk of damage and operational issues.

4. Improved Productivity and Efficiency:

Utilizing air dryers in compressed air systems can lead to improved productivity and efficiency. Dry and clean compressed air reduces the likelihood of equipment failures, downtime, and maintenance requirements. It also prevents issues such as clogging of air lines, malfunctioning of pneumatic components, and inconsistent performance of processes. By maintaining the quality of compressed air, air dryers contribute to uninterrupted operations, optimized productivity, and cost savings.

5. Compliance with Standards and Specifications:

Many industries and applications have specific standards and specifications for the quality of compressed air. Air dryers play a vital role in meeting these requirements by ensuring that the compressed air meets the desired quality standards. This is particularly important in industries such as food and beverage, pharmaceuticals, electronics, and automotive, where clean and dry compressed air is essential for product integrity, safety, and regulatory compliance.

By incorporating air dryers into compressed air systems, users can effectively control moisture and contaminants, protect equipment and processes, enhance productivity, and meet the necessary quality standards for their specific applications.

air compressor

What are the environmental considerations when using air compressors?

When using air compressors, there are several environmental considerations to keep in mind. Here’s an in-depth look at some of the key factors:

Energy Efficiency:

Energy efficiency is a crucial environmental consideration when using air compressors. Compressing air requires a significant amount of energy, and inefficient compressors can consume excessive power, leading to higher energy consumption and increased greenhouse gas emissions. It is important to choose energy-efficient air compressors that incorporate features such as Variable Speed Drive (VSD) technology and efficient motor design, as they can help minimize energy waste and reduce the carbon footprint.

Air Leakage:

Air leakage is a common issue in compressed air systems and can contribute to energy waste and environmental impact. Leaks in the system result in the continuous release of compressed air, requiring the compressor to work harder and consume more energy to maintain the desired pressure. Regular inspection and maintenance of the compressed air system to detect and repair leaks can help reduce air loss and improve overall energy efficiency.

Noise Pollution:

Air compressors can generate significant noise levels during operation, which can contribute to noise pollution. Prolonged exposure to high noise levels can have detrimental effects on human health and well-being and can also impact the surrounding environment and wildlife. It is important to consider noise reduction measures such as sound insulation, proper equipment placement, and using quieter compressor models to mitigate the impact of noise pollution.

Emissions:

While air compressors do not directly emit pollutants, the electricity or fuel used to power them can have an environmental impact. If the electricity is generated from fossil fuels, the associated emissions from power plants contribute to air pollution and greenhouse gas emissions. Choosing energy sources with lower emissions, such as renewable energy, can help reduce the environmental impact of operating air compressors.

Proper Waste Management:

Proper waste management is essential when using air compressors. This includes the appropriate disposal of compressor lubricants, filters, and other maintenance-related materials. It is important to follow local regulations and guidelines for waste disposal to prevent contamination of soil, water, or air and minimize the environmental impact.

Sustainable Practices:

Adopting sustainable practices can further reduce the environmental impact of using air compressors. This can include implementing preventive maintenance programs to optimize performance, reducing idle time, and promoting responsible use of compressed air by avoiding overpressurization and optimizing system design.

By considering these environmental factors and taking appropriate measures, it is possible to minimize the environmental impact associated with the use of air compressors. Choosing energy-efficient models, addressing air leaks, managing waste properly, and adopting sustainable practices can contribute to a more environmentally friendly operation.

air compressor

What are the different types of air compressors?

There are several different types of air compressors, each with its own unique design and operating principle. Here’s an overview of the most commonly used types:

1. Reciprocating Air Compressors: Reciprocating air compressors, also known as piston compressors, use one or more pistons driven by a crankshaft to compress air. They operate by drawing air into a cylinder, compressing it with the piston’s up-and-down motion, and discharging the compressed air into a storage tank. Reciprocating compressors are known for their high pressure capabilities and are commonly used in industrial applications.

2. Rotary Screw Air Compressors: Rotary screw air compressors utilize two interlocking screws to compress air. As the male and female screws rotate, the air is trapped between them and gradually compressed as it moves along the screw threads. These compressors are known for their continuous duty cycle, high efficiency, and quiet operation. They are widely used in industrial, commercial, and automotive applications.

3. Centrifugal Air Compressors: Centrifugal air compressors rely on the principle of centrifugal force to compress air. They use a high-speed impeller to accelerate the incoming air and then convert the kinetic energy into pressure energy. Centrifugal compressors are commonly used in large-scale industrial applications that require high volumes of compressed air.

4. Rotary Vane Air Compressors: Rotary vane air compressors employ a rotor with sliding vanes that compress the air. As the rotor rotates, the vanes slide in and out of the rotor, creating compression chambers. Air is drawn in, trapped, and compressed as the vanes move. These compressors are compact, reliable, and suitable for small to medium-sized applications.

5. Axial Flow Air Compressors: Axial flow air compressors are primarily used in specialized applications such as aircraft engines and gas turbines. They utilize a series of rotating and stationary blades to compress air in a continuous flow. Axial flow compressors are known for their high flow rates and are designed for applications that require large volumes of compressed air.

6. Scroll Air Compressors: Scroll air compressors consist of two interlocking spirals or scrolls that compress the air. One spiral remains stationary while the other orbits around it, creating a series of expanding and contracting pockets that compress the air. Scroll compressors are compact, reliable, and commonly used in applications where low noise and oil-free air are required, such as medical and dental equipment.

These are just a few examples of the different types of air compressors available. Each type has its own advantages, capabilities, and ideal applications. The choice of air compressor depends on factors such as required pressure, flow rate, duty cycle, noise level, oil-free operation, and specific application requirements.

China Professional Energy Saving Manufacturer Rotary CHINAMFG Machine Variable Speed Pm VSD Industrial Air Compressor   air compressor repair near meChina Professional Energy Saving Manufacturer Rotary CHINAMFG Machine Variable Speed Pm VSD Industrial Air Compressor   air compressor repair near me
editor by CX 2023-10-21

China Best Sales 22kw 30HP Rotary Electric Variable Speed Industrial Screw Air Compressor for Sale air compressor repair near me

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

air compressor

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.

air compressor

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.

air compressor

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.

China Best Sales 22kw 30HP Rotary Electric Variable Speed Industrial Screw Air Compressor for Sale   air compressor repair near meChina Best Sales 22kw 30HP Rotary Electric Variable Speed Industrial Screw Air Compressor for Sale   air compressor repair near me
editor by CX 2023-10-20