Oil-Free Silent Air Compressor For Bus

If you're looking for the oil-free silent air compressor for bus, welcome to wholesale the product from our factory. As one of the leading manufacturers and suppliers in China, we will offer you the best service and fast delivery. Now, check the quotation with our seller.

 

  Oil-free silent air compressors are a new generation of compression equipment that integrates oil-free lubrication technology and silent vibration reduction design. Through precision mechanical structure and intelligent control system, they achieve a triple breakthrough of "clean and oil-free, ultra-low noise, and maintenance-free operation", providing a stable and reliable power solution.

 

 

Product Model	HV2.2
F.A.D (m³/min)	0.20
Working Pressure (bar)	10
Pressure (bar)	12
Protection Level	IP67
Air Inlet Connect	φ25
Air Outiet Connector	M22x1.5
Ambient Temp. (°C)	65
Max. Exhaust Temp. (°C)	110
Vibration (mm/s)	≤28
Noise Level dB(a)	≤75

 

 

 

 

Many key safety and comfort features of electric buses rely on stable air pressure for operation. Oil-free, silent air compressors serve as the core power source and are directly compatible with the following core systems:

 

●Braking System Air Supply

 

Electric buses use air-pressure braking (air brakes), which requires a continuous and stable supply of clean air to ensure braking response. The oil-free design avoids oil clogging of brake lines and wear on brake valves. Oil-free air reduces the risk of brake system failure (such as caliper failure and line corrosion), and is suitable for the braking needs of buses with high frequency of starts and stops (morning and evening rush hours, and dense stops). It can quickly build up brake air pressure, and the braking distance is shorter than that of traditional oil-operated brakes, improving driving safety.

 

●Door Opening And Closing Drive

 

The pneumatic opening and closing of bus passenger doors (front and middle doors) and emergency doors relies on precise air pressure control. Oil-free, silent air compressors ensure smooth and seamless door opening and closing, preventing passenger injury. Low-noise characteristics (low operating noise) combined with sound insulation design prevent the loud noise of traditional air compressors when doors are frequently opened and closed (2-3 times per stop), improving the passenger experience and driver's working environment.

 

●Air Suspension System Support

 

Mid-to-high-end electric buses are generally equipped with air suspension (adapting to changes in load/unload weight and improving comfort), requiring an air compressor to continuously inflate and regulate the airbags. The oil-free air source prevents aging and leakage of internal seals in the airbags, extending the suspension system's lifespan by more than 30%. Intelligent start-stop and frequency conversion adjustment functions can adjust the air pressure in real time according to the vehicle's load (number of passengers), reducing output power when unloaded and increasing air supply efficiency when fully loaded, balancing comfort and energy saving, and helping buses extend their driving range.

 

Heat Dissipation Advantage

 

● 1. Crankshaft box and piston: Reasonable intake system, the air through the crankshaft box intothe compression chamber, at the same time for cooling.
● 2. Cylinder: The cylinder adopts the cooling channel design, and the fan drives the air into the
cooling channel for cooling.

 

 

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