The design and lectotype of circulating pump, automaticreturnwater switch valve, expansion tank and atmospheric connection pipe in atmospheric hot water heating boiler room are discussed.
对常压热水供热锅炉房的循环泵、回水自动启闭阀、膨胀水箱、大气连通管的设计选型进行了探讨。
2
Condensate waterautomatic pump will discharge the condensed water that contained in open water collector into high jump stand condensate water return pipe with possible existence of pressure.