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摘要: |
以标定的三角形薄壁堰作为测流控制条件,对矩形薄壁堰、WES实用堰、圆角宽顶堰和直角宽顶堰进行了测流试验,分别采用相应的堰流公式进行了计算和比较,结果表明:不同堰型堰流公式计算值各有差异,同一堰型采用不同经验公式求得的流量亦有所差别,将不同经验公式得出的流量和标准流量进行了比较并分析偏离程度,据此初步得出了不同堰型流量计算的推荐公式. |
关键词: 堰流,水槽试验,流量计算,公式比较 |
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Analysis of Calculation Formula for Flow Rate of Different Kinds of Weirs |
DENG Hong-fu,HUI Yuan
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Abstract: |
By taking marked triangle thin weirs as control condition for calculating flow rate,the experiments on measuring flow rate were conducted on rectangle thin weirs,WES practical weirs, circle cape wide top weirs and right angle wide top weirs,the correspond |
Key words: weir flowj,sink experiment,sink experiment,flow calculation,comparison of formula |