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yong shui tou sun shi fa ji suan jing de chu shui liang chu tan
Author(s): 
Pages: 203-205
Year: Issue:  4
Journal: Underground Water

Keyword:  水头损失出水量水位降深单位涌水量;
Abstract: 抽水试验过程可以看成是井内形成的水位下降迫使含水层的水向集水井流动,运动的水流要克服阻力损失水头,而水头的损失来源于井内形成的负压水头,其数值应加到井水位降深上。根椐这一设想,结合裘布衣条件下流量与降深的比为常数的等量关系导出一公式,此公式经笔者对37眼抽水井资料进行对比验算,发现与传统的经验公式法的计算误差很小,而计算过程大大简化了。
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