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shen jing beng zong yang cheng ji suan
Author(s): 
Pages: 21
Year: Issue:  10
Journal: Farm Machinery

Keyword:  总扬程水泵出口出水池压力表读数垂直距离潜水电泵垂直高度;
Abstract: <正>深井泵(包括潜水电泵)总扬程H的计算: H=H1+H2+h+V2/(2g) 式中:H1-动水位到水泵出口的垂直距离(米),H2-泵出口处压力表读数(米)或水塔高度加上管路损失、水塔水面所需压力总和(米),或者泵出口到出水池水面垂直高度(米),h-井中输水管路全部水力损
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