| 摘要 |
PROBLEM TO BE SOLVED: To provide an air conditioner capable of being operated corresponding to load with a simple constitution. SOLUTION: This air conditioner 1 comprises two compressors 4, 5, and a suction-side check valve 10 is mounted in a second suction branch pipe 9 of the upper-side compressor 5. Discharge branch pipes 13, 14 of the compressors 4, 5 are constituted to allow refrigerants to flow together after passing through the discharge-side check valves 15, 18. A bypass pipe 16 further extends from the discharge branch pipe 13 of the lower-side compressor 4, and the bypass pipe 16 is connected with the second suction branch pipe 9. An opening and closing valve 17 is mounted in the bypass pipe 16. COPYRIGHT: (C)2006,JPO&NCIPI
|
