| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To effectively improve heating capacity in heat pump heating. <P>SOLUTION: This engine-driven heat pump device performing a heat transporting fluid heating operation by an operation control device 58 for heating a heat transporting fluid by cooling water, and utilizing exhaust heat in hot water supply, heating and the like, is further provided with an auxiliary heat source machine 32 capable of heating the heat transporting fluid supplied to a heat utilizing portion 56 by a heat transporting fluid supplying means 57 or a hot water storage tank 27 storing the heat transporting fluid after passing through an exhaust-heat heat exchanger 14, the heat transporting fluid supplying means 27 is constituted to supply the heat transporting fluid heated by the auxiliary heat source machine 32 or the heat transporting fluid stored in the hot water storage tank 27 to the exhaust-heat heat exchanger 14, and the operation control device 58 is constituted to perform a cooling water heating operation controlling the operations of a cooling water circulating means 15 and the heat transporting fluid supplying means 57 to heat the cooling water circulated by the cooling water circulating means 15 by the heat transporting fluid supplied to the heat transporting fluid supplying means 57 in the exhaust-heat heat exchanger 14. <P>COPYRIGHT: (C)2009,JPO&INPIT</p> |
