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[". 대련에 한 펌프공이 있습니다. 그들의 펌프의 N.36이라는 NPSHr을 달성할 수 있다고?

2019-03-23View Original

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대련에 한 펌프공이 있습니다. 그들의 펌프의 NPSHr가 실제로는
Reply #22019-03-23
立式筒袋泵做到那个数并不难啊
Reply #32019-03-24
本帖最后由 3983596_FPPZ 于 2019-3-24 07:54 编辑 这个跟具体泵有关,有时为了获得较低的汽蚀余量,泵厂家或许做了些特殊设计,比如调整了结构(卧式改为立式),重新设计了水力,牺牲了效率,调整了转速、加装诱导轮等等,并且加上泵的性能参数比较适宜,使得泵汽蚀余量达到0.36米是可能的。

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