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["중심경향 泵压力低的原因",,"대비해 泵备用泵入口过滤器没问题,垫片换了,压力稍低,并且慢慢降了。两泵换了位置好了现在两泵运转都正常了,什么原因能造成。",,"기动工启动前排气不彻底,入口管线弯弯多,管线长度不一样。","역류 阀内漏 备泵不就反转了么 应该不能","때때때有时微量泄漏不足以使泵反转。不知你泵现场如何使用,遇到入口止回阀卡住不开导致的压力下降。还有有的吸入阀安装开度弄反了。。。。","일반적으로 是止回阀内漏造成的。检查下止回阀。","펌프 压力低与出口阀开量、叶轮磨损、口环磨损均有一定关系,压力低必须解体检查了","일반적으로 是叶轮口环与蜗壳之间的间隙造成的","일치楼上观点“有可能是叶轮口环与蜗壳之间的间隙造成的”","위치 변경 후 좋아졌으면,说明泵本身没有问题,问题可能出在灌泵不彻底,入口管线有弯的话,气很难一次排净,需要多开几次泵、多灌泵几次就好了。","주요 原因去看看:https://bbs.hcbbs.com/thread-1-5-5-ut-ut.html"

2018-05-23View Original

Thread Content

备用泵入口过滤器没问题,垫片换了,压力还是稍低,并且慢慢降。俩泵换了位置好了,现俩泵运转都正常了,什么原因能造成。
Reply #22018-05-23
启动前排气不彻底,入口管线弯头多,管线长度不一样。
Reply #32018-05-23
止回阀内漏 备泵不就反转了么 应该不能
Reply #42018-05-23
有的时候微漏不足以使泵反转。不知你的泵现场如何使用,遇到过入口止回阀卡住不开导致的压力下降。还有的吸入阀安装开度弄反的。。。。。
Reply #52018-05-23
一般情况下是止回阀内漏造成的。检查下止回阀。
Reply #62018-05-25
泵压力低与出口阀开量,叶轮磨损,口环磨损均有一定关系,压力低必须解体检查了
Reply #72018-05-25
有可能是叶轮口环与蜗壳之间的间隙打造成的
Reply #82018-05-30
同意楼上的观点“有可能是叶轮口环与蜗壳之间的间隙打造成的”
Reply #92018-05-31
更换位置后好了,说明泵本身没有问题,问题可能出在灌泵不彻底,入口管线有弯路的话,气很难一次排净,需要多开几次泵,多灌泵几次就好了。
Reply #102018-06-02
十大原因去看看:https://bbs.hcbbs.com/thread-1999795-1-1.html

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