| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a hot-water storage type hot-water supply machine capable of achieving satisfactory coefficient of performance and preventing running-out of hot water. <P>SOLUTION: This hot-water storage type hot-water supply machine 40 capable of storing the hot water obtained by heating water by a heat pump heat source machine 10 in a hot-water storage tank 11 and supplying the hot water in the hot-water storage tank into the predetermined required sections through a hot-water supply pipe passage 19 is provided with a circulation pipe passage 15 for connecting an intake 11a provided in a lower part of the hot-water storage tank with a water supply port 11b provided on an upper part side of the hot-water storage tank, a circulating device 17 provided in a midway section of the circulation pipe passage to circulate the hot water in the hot-water storage tank in the circulation pipe passage, and a controller 21 for controlling the operation of the circulating device. The water supply port is provided at a position where a fixed amount of hot water is stored when viewed from a top part side of the hot-water storage tank. <P>COPYRIGHT: (C)2009,JPO&INPIT |
