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Reheater Spray Water Supply Device of Boiler Feed Pump, and Boiler Feed Pump Equipped Therewith
Reheater Spray Water Supply Device of Boiler Feed Pump, and Boiler Feed Pump Equipped Therewith
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机译:锅炉给水泵的再热器喷雾供水装置及其配备的锅炉给水泵
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摘要
The subject innovation relates to the number of re-opening the injection of boiler feedwater pump supplies, and a boiler feed water pump having the same. More specifically, the boiler feedwater pump to extract the water from the four-stage impeller inlet side of the water supply pump to supply a number of reheater injection having an injection feed hole having a jet extraction ball on the end cover hub and the end cover the number reheater jet supply, and relates to a boiler feed water pump having the same.; The subject innovation, in the reheater spray water supply device is provided in the boiler feed water pump to feed the number of reheater injection to re-heat of the power station boiler, a number greater than or equal to the injection of extracting a portion of the boiler feed water extraction hole (316a, 316b) hub end cover (310) having a front; And the ejection can be extracted balls (316a, 316b) of the injection feed hole reheater spray water supply device that includes the end cover 208 comprising a 344 to pass the boiler feed water to the outside, extracted from having the same It provides a boiler feedwater pump.
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