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neng ba li xin beng yang cheng ti gao 2 mi ma ?
Author(s): 
Pages: 21
Year: Issue:  4
Journal: Farm Machinery

Keyword:  泵扬程叶片出口角叶轮出口锉削叶轮外径平滑过渡视叶叶片厚度;
Abstract: <正>某生产队下工的社员挑着水桶,围在一台离心泵周围,眼看着电动机飞转,可水泵扬程只差一米多就是打不上水来(主要是出水少),有办法乎?有也。影响水泵扬程的因素很多,而以叶轮出口的尺寸及形状对其影响最大。对于一个固定的叶轮来说,如果能使其出口宽度增加,扬程可以提高;如能使叶片出口角增大,则扬程也可以提高。因此,可运用这个规律,使已有的小型离心泵
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