Product Description

Product description

1 Model DSB22M
2 Type Fixed permanent magnet series oil-free screw blower
3 Dimensions(Length*width*height) 1500*1140*1650mm
4 Installation method Fixed installation without foundation
5 Rated displacement 8.50 m3/min
6 Pressure adjustment range 120 kPa
8 Exhaust gas temperature 130ºC
9 Compression level Single-stage
10 Transfer method Direct
11 Compressed oil consumption 20 L
12 Cooling method Wind cold
13 Cooling air volume 4400 m3/h
14 Ambient temperature 0 ~ 45 ºC
15 Noise ≤85 dB(A)
16 Equipment weight 980 kg
20 Power 22 kW
21 Voltage 380/50 V/HZ
22 Start method Frequency conversion start
23 Motor protection level IP65
24 Insulation class F
25 Fan power 0.86 kW
26 Gas outlet pipe diameter DN100

Technical Parameters
 

Model Exhaust pressure(kpa) 40 50 60 70 80 90 100 110 120 130 140 150
DSB-XXX-M Flow 15.7 15.6 15.1 14.9 14.7 20.4 14.4 14.3 19.9 13.6 13.3 13.2
Power 11 15 18.5 18.5 22 30 30 30 37 37 37 45
Flow 21.30 21.2 21.1 26.0 20.6 25.7 25.5 20.0 25.0 19.7 19.5 19.4
Power 15 18.5 22 30 30 37 37 37 45 45 45 45
Flow 26.8 26.6 31.1 30.9 30.8 30.6 30.5 25.3 30.2 24.8 24.6 29.7
Power 18.5 22 30 37 37 45 45 45 55 55 55 75
Flow 31.5 31.3 45.8 40.4 40..0 39.8 30.3 30.3 39.0 43.5 43.2 38.0
Power 22 30 45 45 55 55 55 55 75 90 90 90
Flow 41.2 46.0 54.6 50.5 54.0 53.8 44.4 44.1 49.0 52.7 52.5 52.2
Power 30 37 55 55 75 75 75 75 90 110 110 110
Flow 50.9 54.8 70.5 65.3 70.0 64.8 60.2 53.2 59.8 68.6 63.5 63.2
Power 37 45 75 75 90 90 90 90 110 132 132 132
Flow 61.7 65.9 81.8 77.3 81.4 70.5 69.4 64.2 68.9 / / 68.0
Power 45 55 90 90 110 110 110 110 132 / / 160
Flow 82.1 71.1 90.4 81.6 90.01 81.30 81.15 89.52 89.33 / / /
Power 75 75 110 110 132 132 132 132 160 185 / /
Flow 92.10 81.85 / / / / 89.71 / / / / /
Power 90 90 / / / / 160 / / / / /

Oil-injected screw compressor

Advantages: The pressure is stable, and it can be post-installed to remove water, dust and bacteria;
Disadvantages: Exhaust gas contains a lot of oil, causing pollution to the cloth, which does not meet the production requirements of melt-blown cloth.

Roots screw blower

Advantages: The exhaust does not contain oil or water
Disadvantages: The exhaust temperature is too low, contrary to the temperature requirements of the mold spinneret, which originally required heating and constant temperature, but he sent cooling air, which is likely to cause unstable melting temperature. The spinneret contains crystals, dust, and Bacteria, the pressure is unstable, because of its characteristic is that there is no pressure ratio, the outlet pressure is 80kpa, if you want to add sterilization and pre-dust removal, it will cause insufficient pressure, and the spinner does not form or block.

Oil-free screw blower

Advantages: stable pressure (40kpa ~ 150kpa variable frequency adjustable), high exhaust temperature (outlet 120 degrees Celsius), helps to constant melting temperature, can be oil-free, water-free, dust-free, sterile
Disadvantages: the price is more expensive

Comprehensive comparison of the performance of various types of blowers

Certificate

Project Case

As a new environmental protection and energy saving product, oil-free screw blower can be widely used in various industries. The main industries are:

1. Water treatment
Mainly used for aeration to fully mix water and reactants
Industry: Municipal / industrial wastewater treatment, electronics industry, papermaking, metallurgy, leather, printing and dyeing, etc.

2. Transportation
Mainly used for light particle powder and line conveying
Industry: Production of cement, lime powder, titanium dioxide chemical fiber micronets, etc.

3. Biological fermentation and breeding
Mainly used for oxygen supply and stirring
Industry: Food, brewing, breeding oxygen supply, cement / smelting desulfurization and denitrification, etc.

3. Powder conveying
Mainly used for powder transportation of light particles
Industry: Production of cement, lime powder, titanium dioxide, etc.

Customer Feedback

Packaging and Shipping

Our workers pack the tested air compressors in wooden cases. After the packaging is completed, the air compressor will be transported to the port and then shipping to the world.

Company Profile

Dehaha Compressor was founded in 1996 with over 150 skilled employees and more than 25 R&D engineers’ teams.We focus on the research & develop, manufacture and energy-saving solutions of screw air compressor to create value for customers and society. 

Dehaha opened to the world since 2015, and now we have a foreign trade department with more than dozens people, serving customers around the world 24 hours. We have sales representatives who can speak English, Spanish, Portuguese, French,and Russian which makes it easier for our clients from all over the world to interact and negotiate with us.now our valued customers are over 130 countries. Germany Standard and 13 years exporting experience help us won more than 50 loyal overseas agents.

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”. The production line of CHINAMFG is consist of screw air compressor from 5.5KW to 550KW, oil free air compressor, portable air compressor, permanent magnet variable frequency air compressor, high pressure air compressor and compressed air purification equipment,etc.

Dehaha 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.

Our Service

1.24/7 after sales service support in different languages.
2.Follow up the feedback of products in 2 months interval by email or call.
3.Guidance of installation and commissioning on site can be provided by factory-trained technicians or local Authorized Service Center.
4.Technical training for customers in DEHAHA air compressor factory or working site.
5.Plenty of original spare parts with proven quality are all available from our central stocks in ZheJiang and all distributors’depots. 
6.All kinds of technical documents in different languages.

Why choose us?

1.Quality Guarantee
With more than 24 years industry experience and our compressor approved by CE, ISO9001, SGS, And TUV test.The raw materials are strictly inspected and Some key parts are imported from overseas.Each compressor must pass at least 5 hours of continuous testing before leaving the factory.

2.Warranty Period
The complete machines are proviede with one-year warranty, and the compressor air end with Two-year warranty and lifetime maintenance(With the exception of wearing parts)

3. Installation and Commissioning
Provied customers with installation and commissioning instructions,and all service-providing personnel are strictly trained technically by our company.

4.After -sales Services
Our company has service network in world, giving prompt replies to customers after notified within 24~48hours for troubleshooting.

5.Spare Parts
Our company always supply spare parts on most favorable terms.

FAQ

Q1. Are you trading company or manufacture ?
A: We are professional manufacture of screw air compressor of HangZhou(Close to ZheJiang ), China, more than 24 years.

Q2. How long is the delivery time ?
A: For standard voltage ,15 working days. Non-standard ,please contact our sales.

Q3. What’s payment term ?
A: T/T, L/C, D/P, Western Union, Paypal, Credit Card, and etc. Also we could accept USD, RMB, Euro and other currency.

Q4. How about your after-sales service ?
A: 1.Provide customers with installation and commissioning online instructions.
      2. Well-trained engineers available to overseas service.
      3.CHINAMFG agents and after service avaiable.arrange our engineers to help you training and installation.

Q5. How about your warranty?
A: One year for the whole machine and 2 years for screw air end, except consumable spare parts.

Q6. Do you have any certificate ?
A: Yes, per different customer’s market need ,we can offer CE ,ISO etc certificate.

Q7. What about the maintenance ?
A: First maintenance need to be done after 500Hours, and then every 2000-3000 hours to do the normal maintenance, and consider the actual environment.

Q8. How do you control quality ?
A: 1.The raw materials are strictly inspected
      2. Some key parts are imported from overseas
      3.Each compressor must pass at least 5 hours of continuous testing before leaving the factory.

Q9. Do you offer OEM service ?
A: Yes.Both OEM & ODM service can be accepted.

Q10.How long could your air compressor be used?
A: Generally, more than 10 years.

Lubrication Style: Lubricated
Cooling System: Air Cooling
Power Source: AC Power
Cylinder Position: Angular
Structure Type: Closed Type
Installation Type: Stationary Type
Customization:
Available

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air compressor

What are the energy-saving technologies available for air compressors?

There are several energy-saving technologies available for air compressors that help improve their efficiency and reduce energy consumption. These technologies aim to optimize the operation of air compressors and minimize energy losses. Here are some common energy-saving technologies used:

1. Variable Speed Drive (VSD) Compressors:

VSD compressors are designed to adjust the motor speed according to the compressed air demand. By varying the motor speed, these compressors can match the output to the actual air requirement, resulting in energy savings. VSD compressors are particularly effective in applications with varying air demands, as they can operate at lower speeds during periods of lower demand, reducing energy consumption.

2. Energy-Efficient Motors:

The use of energy-efficient motors in air compressors can contribute to energy savings. High-efficiency motors, such as those with premium efficiency ratings, are designed to minimize energy losses and operate more efficiently than standard motors. By using energy-efficient motors, air compressors can reduce energy consumption and achieve higher overall system efficiency.

3. Heat Recovery Systems:

Air compressors generate a significant amount of heat during operation. Heat recovery systems capture and utilize this wasted heat for other purposes, such as space heating, water heating, or preheating process air or water. By recovering and utilizing the heat, air compressors can provide additional energy savings and improve overall system efficiency.

4. Air Receiver Tanks:

Air receiver tanks are used to store compressed air and provide a buffer during periods of fluctuating demand. By using appropriately sized air receiver tanks, the compressed air system can operate more efficiently. The tanks help reduce the number of starts and stops of the air compressor, allowing it to run at full load for longer periods, which is more energy-efficient than frequent cycling.

5. System Control and Automation:

Implementing advanced control and automation systems can optimize the operation of air compressors. These systems monitor and adjust the compressed air system based on demand, ensuring that only the required amount of air is produced. By maintaining optimal system pressure, minimizing leaks, and reducing unnecessary air production, control and automation systems help achieve energy savings.

6. Leak Detection and Repair:

Air leaks in compressed air systems can lead to significant energy losses. Regular leak detection and repair programs help identify and fix air leaks promptly. By minimizing air leakage, the demand on the air compressor is reduced, resulting in energy savings. Utilizing ultrasonic leak detection devices can help locate and repair leaks more efficiently.

7. System Optimization and Maintenance:

Proper system optimization and routine maintenance are essential for energy savings in air compressors. This includes regular cleaning and replacement of air filters, optimizing air pressure settings, ensuring proper lubrication, and conducting preventive maintenance to keep the system running at peak efficiency.

By implementing these energy-saving technologies and practices, air compressor systems can achieve significant energy efficiency improvements, reduce operational costs, and minimize environmental impact.

air compressor

How do you choose the right air compressor for woodworking?

Choosing the right air compressor for woodworking is essential to ensure efficient and effective operation of pneumatic tools and equipment. Here are some factors to consider when selecting an air compressor for woodworking:

1. Required Air Volume (CFM):

Determine the required air volume or cubic feet per minute (CFM) for your woodworking tools and equipment. Different tools have varying CFM requirements, so it is crucial to choose an air compressor that can deliver the required CFM to power your tools effectively. Make sure to consider the highest CFM requirement among the tools you’ll be using simultaneously.

2. Tank Size:

Consider the tank size of the air compressor. A larger tank allows for more stored air, which can be beneficial when using tools that require short bursts of high air volume. It helps maintain a consistent air supply and reduces the frequency of the compressor cycling on and off. However, if you have tools with continuous high CFM demands, a larger tank may not be as critical.

3. Maximum Pressure (PSI):

Check the maximum pressure (PSI) rating of the air compressor. Woodworking tools typically operate within a specific PSI range, so ensure that the compressor can provide the required pressure. It is advisable to choose an air compressor with a higher maximum PSI rating to accommodate any future tool upgrades or changes in your woodworking needs.

4. Noise Level:

Consider the noise level of the air compressor, especially if you’ll be using it in a residential or shared workspace. Some air compressors have noise-reducing features or are designed to operate quietly, making them more suitable for woodworking environments where noise control is important.

5. Portability:

Assess the portability requirements of your woodworking projects. If you need to move the air compressor frequently or work in different locations, a portable and lightweight compressor may be preferable. However, if the compressor will remain stationary in a workshop, a larger, stationary model might be more suitable.

6. Power Source:

Determine the power source available in your woodworking workspace. Air compressors can be powered by electricity or gasoline engines. If electricity is readily available, an electric compressor may be more convenient and cost-effective. Gasoline-powered compressors offer greater flexibility for remote or outdoor woodworking projects where electricity may not be accessible.

7. Quality and Reliability:

Choose an air compressor from a reputable manufacturer known for producing reliable and high-quality equipment. Read customer reviews and consider the warranty and after-sales support offered by the manufacturer to ensure long-term satisfaction and reliability.

8. Budget:

Consider your budget and balance it with the features and specifications required for your woodworking needs. While it’s important to invest in a reliable and suitable air compressor, there are options available at various price points to accommodate different budgets.

By considering these factors and evaluating your specific woodworking requirements, you can choose an air compressor that meets the demands of your tools, provides efficient performance, and enhances your woodworking experience.

air compressor

What are the key components of an air compressor system?

An air compressor system consists of several key components that work together to generate and deliver compressed air. Here are the essential components:

1. Compressor Pump: The compressor pump is the heart of the air compressor system. It draws in ambient air and compresses it to a higher pressure. The pump can be reciprocating (piston-driven) or rotary (screw, vane, or scroll-driven) based on the compressor type.

2. Electric Motor or Engine: The electric motor or engine is responsible for driving the compressor pump. It provides the power necessary to operate the pump and compress the air. The motor or engine’s size and power rating depend on the compressor’s capacity and intended application.

3. Air Intake: The air intake is the opening or inlet through which ambient air enters the compressor system. It is equipped with filters to remove dust, debris, and contaminants from the incoming air, ensuring clean air supply and protecting the compressor components.

4. Compression Chamber: The compression chamber is where the actual compression of air takes place. In reciprocating compressors, it consists of cylinders, pistons, valves, and connecting rods. In rotary compressors, it comprises intermeshing screws, vanes, or scrolls that compress the air as they rotate.

5. Receiver Tank: The receiver tank, also known as an air tank, is a storage vessel that holds the compressed air. It acts as a buffer, allowing for a steady supply of compressed air during peak demand periods and reducing pressure fluctuations. The tank also helps separate moisture from the compressed air, allowing it to condense and be drained out.

6. Pressure Relief Valve: The pressure relief valve is a safety device that protects the compressor system from over-pressurization. It automatically releases excess pressure if it exceeds a predetermined limit, preventing damage to the system and ensuring safe operation.

7. Pressure Switch: The pressure switch is an electrical component that controls the operation of the compressor motor. It monitors the pressure in the system and automatically starts or stops the motor based on pre-set pressure levels. This helps maintain the desired pressure range in the receiver tank.

8. Regulator: The 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, ensuring a consistent and safe supply of compressed air.

9. Air Outlet and Distribution System: The air outlet is the point where the compressed air is delivered from the compressor system. It is connected to a distribution system comprising pipes, hoses, fittings, and valves that carry the compressed air to the desired application points or tools.

10. Filters, Dryers, and Lubricators: Depending on the application and air quality requirements, additional components such as filters, dryers, and lubricators may be included in the system. Filters remove contaminants, dryers remove moisture from the compressed air, and lubricators provide lubrication to pneumatic tools and equipment.

These are the key components of an air compressor system. Each component plays a crucial role in the generation, storage, and delivery of compressed air for various industrial, commercial, and personal applications.

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editor by CX 2023-10-05