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yan xiang de gai zhuang
Author(s): 
Pages: 39
Year: Issue:  5
Journal: Hydrogeology and Engineering Geology

Keyword:  改装压风机分离器隔板抽水试验三角堰消波器准确性造价搬运;
Abstract: <正> 抽水试验中量水的堰箱,一般都很大(1×1×2米~3),里面还得放几个隔板,搬运安装都不方便,造价也高。同时堰箱中水面上下跳动,一般达1—2厘米,尤其是用压风机抽水更为显著,影响测量结果的准确性。为了克服以上缺点,我们对堰箱做了一些改装,经过试验(在没有分离器的条件下,用压风机抽水),效果较好。改装后比旧式堰箱小的多,一般0.8×1×1米~3(根据水量还可更小),请见附图)。新改装的三角堰,只是增添了一个清波器;和减
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