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2019-06-12View Original

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"Poser une question sur la sélection d'un pompe à aspiration auto吸泵的选型问题",

Reply #22019-06-12

"Poser une question sur la sélection d'un pompe à aspiration, Flux de 23 m³/h,,扬程 4 mmZ,，由于以往接触不是很多Z因此是根据样本选择了一个两级转速的泵；但是听他们说两级的声音太大Z稳定性不好Z要选四级。那么在实际运用当中Z真的是这样吗？",

Reply #32019-06-12

"Si l'équ衡 de叶轮做得合格就不会出现噪音严重的问题。四级电机泵要比二级电机泵及叶轮都要大一号。",

Reply #42019-06-12

"Ce fil fil est dernier par由 3383599PZPZ 2 21ZZ6ZZ 于 1237637ZPZP �同同样的性能参数Z两极电机转速的泵要比四极转速小些Z性价更低些Z但是因为是自吸泵Z所以自吸泵体腔体大小是根据流量设计的Z两极四极应该差别不大Z超版泡沫也提到Z既然自吸泵Z更应该关注泵的汽蚀余量大小Z选型时Z除了满足流量扬程外Z应优先选择汽蚀余量更小的泵Z从而获得更大的自吸能力和吸吸安全余量Z保证在实际使用过程中出现任何异常状态下泵仍旧能够有效使用Z",

Reply #52019-06-13

"这和自吸泵有什么关系么Z是电机问题啊Z你选型有什么问题问题？",

Reply #62019-07-01

"不要要用自吸泵Z效率低Z你可以用真空引水罐配管道泵模式Z",

Reply #72019-07-13

"这个型号两级气蚀 �声音应该是不小Z",

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