| 摘要 |
PROBLEM TO BE SOLVED: To provide a warming device of a water supply pump capable of being applied even in warming the water supply pump during stop of a boiler with a simple constitution. SOLUTION: This warming device 10 of the water supply pump 50 of boiler water supply equipment comprising a deaerator circulation line 15 attached to a deaerator tank 13 for performing deaeration and unifying a temperature by circulating the heated supplied water, includes a branch portion 28 disposed on the deaerator circulation line 15 at a discharge portion side of the deaerator circulation pump, and a warming line 30 for starting, connecting the branch portion 28 and the discharge portion of the water supply pump 50, a part of the heated supplied water circulated in the deaerator circulation line 15 is guided to the warming line 30 for starting through the deaerator circulation pump 14, and the heated supplied water of which a temperature is lowered after warming the water supply pump 50 is returned to the deaerator tank 13 or the deaerator circulation pump 14 through a pipe conduit connecting the water supply pump 50 and the deaerator tank 13 to warm the water supply pump 50. COPYRIGHT: (C)2008,JPO&INPIT
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