A. Loss of volumetric efficiency
B. Air compressor brand premium
C. intake air temperature
D. Filter pressure loss
Answer: B
parsing: Gas production is affected by mechanical efficiency, environmental factors and system matching, and has nothing to do with the brand.
Answer: It is more energy-efficient and has lower operating costs due to its oil-free design and advanced compression technology.
A. Lubricating oil and oil filter need to be replaced regularly B. Short equipment life C. High energy consumption D. The oil content of compressed air is high. Answer: A Analysis: The oil injection air compressor requires regular replacement of lubricating oil and oil filter, which increases maintenance costs…
A. 100 B. 300 C. 500 D. 800 Answer: D Analysis: Coating defects caused by oil pollution can cause annual losses of more than 8 million yuan for a single production line, highlighting the importance of oil-free air compressors.
Answer: It uses a water-cooled system to maintain optimal operating temperatures.
A. Portable air compressor B. Industrial air compressor C. Medical air compressor D. Mine air compressor Answer: A. portable air compressor