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水深底宽过水面积湿周水力半径糙率谢才系数底坡比降流速h(m)b(m)A(m*m)χ(m)R(m)nC(m^1/2/s)Iv(m/s)1.851.507.9098.1700.9680.02836.1670.0011.283水深过水面积湿周水力半径糙率谢才系数底坡比降流速h(m)A(m*m)χ(m)R(m)nC(m^1/2/s)Iv(m/s)0.500.5002.0000.2500.01649.6060.0010.784水深半径过水面积湿周水力半径糙率谢才系数底坡比降流速h(m)R(m)弧度rad角度°A(m*m)χ(m)R(m)nC(m^1/2/s)Iv(m/s)0.50000.200.24815.000.1511.2440.1210.01643.9750.0010.4840.50000.500.36422.000.3921.5680.2500.01649.6060.0010.7840.50000.350.49630.000.2801.4530.1930.01647.4990.0010.659梯形渠道断面尺寸、水深计算矩形渠道断面尺寸、水深计算外倾角弧形渠道断面尺寸、水深计算边坡m1.501.00底宽b(m)bb第1页2020/4/2水深过水面积湿周水力半径糙率谢才系数底坡比降流速h(m)A(m*m)χ(m)R(m)nC(m^1/2/s)Iv(m/s)0.50000.2911.4000.2080.01648.1120.0010.6940.40U型渠道断面尺寸、水深计算半径R(m)bb第2页2020/4/2引水渠试算水深底宽过水面积湿周水力半径糙率谢才系数底坡比降流速流量梯形渠道断面尺寸、水深计算边坡bb第3页2020/4/2h(m)b(m)A(m*m)χ(m)R(m)nC(m^1/2/s)Iv(m/s)Q(m^3/s)1.781.507.4237.9180.9370.02835.9740.0021.34910.013水深底宽过水面积湿周水力半径糙率谢才系数底坡比降流速流量h(m)b(m)A(m*m)χ(m)R(m)nC(m^1/2/s)Iv(m/s)Q(m^3/s)1.921.007.4507.9230.9400.02835.9920.0021.35210.070尾水渠试算水深底宽过水面积湿周水力半径糙率谢才系数底坡比降流速流量h(m)b(m)A(m*m)χ(m)R(m)nC(m^1/2/s)Iv(m/s)Q(m^3/s)m1.50m1.50梯形渠道断面尺寸、水深计算边坡梯形渠道断面尺寸、水深计算边坡mbb第4页2020/4/21.621.506.3677.3410.8670.02835.5110.0021.58610.097水深底宽过水面积湿周水力半径糙率谢才系数底坡比降流速流量h(m)b(m)A(m*m)χ(m)R(m)nC(m^1/2/s)Iv(m/s)Q(m^3/s)1.751.006.3447.3100.8680.02835.5150.0021.58710.066m1.501.50梯形渠道断面尺寸、水深计算边坡bb第5页2020/4/2流量Q(m^3/s)10.147流量Q(m^3/s)0.392流量Q(m^3/s)0.073r≤0.20.307r＜1.00.185r≥1.0梯形渠道断面尺寸、水深计算矩形渠道断面尺寸、水深计算弧形渠道断面尺寸、水深计算适用条件水深h在圆弧段以上bb第6页2020/4/2流量Q(m^3/s)0.202U型渠道断面尺寸、水深计算bb第7页2020/4/2