| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a heat pump type air conditioner for vehicle capable of controlling refrigerant amount suited to thermal load. SOLUTION: This dual heat pump type air conditioner, including a front unit 10 disposed with a heater core 11 and a first heat exchanger 12, a rear unit 20 disposed with a second condenser 21 and a second heat exchanger 22, and a second expansion valve 5b mounted on the inlet side of the second heat exchanger 22, is provided with a temperature sensing tube 40 for detecting refrigerant temperature in between the first heat exchanger 12 and a sub heat exchanger 30 and a compressor 1 and controls the valve opening of the second expansion valve 5b according to refrigerant temperature detected by the temperature sensing tube 40.</p> |
