| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a hot water supply system that allows water to be supplied to stably reach a target temperature in any case, and a method of controlling a heat pump device. <P>SOLUTION: When ejection temperature of a compressor 21 drops during injection by opening injection solenoid valve 28 to supply hot water, and the temperature of provided hot water does not reach the target hot water supply temperature even when the water is heated by means of heat exchange using a gas cooler 24, the injection solenoid valve 28 is closed to supply hot water without injection. <P>COPYRIGHT: (C)2012,JPO&INPIT |
