| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a storage type hot water supply system capable of carrying out detection of each flow rate for carrying out supply hot water temperature control of the storage type hot water supply system and boiling control of stored hot water, by one flow rate sensor. <P>SOLUTION: The storage type hot water supply system is provided with a hot water supply circuit 60 connected to a hot water storage tank 1, and provided with a first check valve 5, the flow rate sensor 4 connected to a downstream side of the first check valve 5, and a mixing valve 3a connected to a downstream side of the flow rate sensor 4, and a boiling circulation circuit 70 provided with a high temperature tube 8b connecting a discharge side of a heat pump 30 heating hot water of the hot water storage tank 1 between the first check valve 5 and the flow rate sensor 4, and a second check valve 6 returning hot water in a downstream side of the flow rate sensor 4 to the hot water storage tank 1. <P>COPYRIGHT: (C)2008,JPO&INPIT |
