@air
2025-04-15
What are the compression elements of piston air compressors?
- A. screw
- B. piston
- C. centrifugal wheel
- D. scroll
- Answer: B. piston
Related Articles:
@ggao
2025-03-12
Question: How should abnormal noise during compressor operation be handled?
Answer: Check for loose parts, worn components, or improper lubrication, and repair as necessary.
@air
2025-04-15
What lubrication method is usually used for oilless air compressors?
A. Water lubrication B. Oil lubrication C. No need for lubrication D. Special lubricant lubrication Answer: D Analysis: Oil-free air compressors usually use special lubricants to cool and lubricate parts to ensure the purity of compressed air.
@air
2025-04-15
The advantages of oil-injected air compressors do not include which of the following?
A. Lower cost B. Simple maintenance C. Compressed air pure D. Wide application range Answer: C analysis: The advantages of oil-injected air compressors include low cost, simple maintenance and wide application range, but the compressed air has a high oil content…
@air
2025-04-15
What is the dust content requirement for compressed air in ISO 8573-1:2010 Class 1 standard?
A.≤0.1μm B.≤0.01μm C.≤1μm D.≤10μm Answer: B Analysis: Automotive-grade compressed air needs to meet the strict requirements of dust content ≤0.01μm to ensure the production environment…
@ggao
2025-03-12
How is the force balance achieved in the GWL Series compressor?
Answer: The compressor is designed with advanced balancing techniques to minimize vibration and noise.