Answer: The compressor uses water instead of oil to lubricate the screw elements, eliminating the risk of oil contamination in the compressed air.
A. 0.05 bar B. 0.1 bar C. 0.2 bar D. 0.5 Bar Answer: B Analysis: The pressure drop per 50 meters of pipeline increases by 0.1 bar, and the flow loss is about 2%.
Answer: Check for loose parts, worn components, or improper lubrication, and repair as necessary.
A. General Certification B. Medical certification C. Industrial certification D. No certification required answer: B. Medical certification
A. Small flow B. Low power C. Not suitable for occasions with small gas volume and too high pressure ratio D. Complex structure answer: C. Not suitable for occasions with small gas volume and too high pressure ratio
A. 1KW to 10KW B. 10KW to 100KW C. 100KW to 1000KW D. Answer above 1000KW: B. 10KW to 100KW