| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an engine-driven air conditioner of high efficiency performing a high sensible heat cooling operation without problems even under a condition of low outside air temperature, dispensing with a refrigerant pump and the like, simplifying a constitution, and reducing cost. <P>SOLUTION: In this engine-driven air conditioner 1 in which a refrigerating cycle 43 is formed by successively connecting compressors 22A, 22B driven by a gas engine 60, outdoor heat exchangers 27A, 27B provided with outdoor air blowers 28A, 28B, an indoor expansion valve 52, and an indoor heat exchanger 51 in this order, a solenoid valve 45 is disposed in a liquid refrigerant pipe 31 connected to the outdoor heat exchangers 27A, 27B, and a bypass circuit 46 including refrigerant flow rate control valves 47A, 47B, and a water-refrigerant heat exchanger 44 for exchanging heat between the liquid refrigerant guided from the liquid refrigerant pipe 31 and engine cooling water circulated from the gas engine 60, is connected to the solenoid valve 45 in parallel. <P>COPYRIGHT: (C)2010,JPO&INPIT |
