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2019-06-25View Original

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Reply #22019-06-25
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Reply #32019-06-26
怎么计算扬程??
Reply #42019-06-26
s. 现在知道了选泵需要流量以及扬程;其中扬程的计算是通过伯努利方程计算的,但是其中的管系阻力降(压降的意思?)之前听课说需要进行管径核算?这是什么意思呢?求大神解答!!告诉我怎么计算!!!!最好是具体的计算例题!!!!谢谢
Reply #52019-07-24
HG-T 25571.5-95《泵的系统特性计算和设备相对安装高度的确定》 HG-T

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