梯形、矩形渠道水力计算表 ——有用(算出流速和流量)VIP专享

梯形渠道断面尺寸、水深计算水深底宽边坡湿周糙率h(m)b(m)mχ(m)R(m)n120.752.754.50.6110.025水深底宽边坡湿周糙率h(m)b(m)mχ(m)R(m)n0.61.300.782.50.3120.017矩形渠道断面尺寸、水深计算水深底宽湿周糙率h(m)b(m)χ(m)R(m)n0.510.520.250.016弧形渠道断面尺寸、水深计算水深半径外倾角湿周糙率h(m)R(m)χ(m)R(m)n0.50.20.248150.1511.2440.1210.0160.50.50.364220.3921.5680.250.0160.50.350.496300.281.4530.1930.016水深半径湿周糙率过水面积水力半径A(m*m)过水面积水力半径A(m*m)过水面积水力半径A(m*m)过水面积水力半径弧度rad 角度°A(m*m)U型渠道断面尺寸、水深计算过水面积水力半径h(m)R(m)χ(m)R(m)n0.50.40.2911.40.2080.016A(m*m)梯形渠道断面尺寸、水深计算流速流量Iv(m/s)36.8480.012.8817.921流速流量Iv(m/s)48.4440.0010.9760.761矩形渠道断面尺寸、水深计算流速流量Iv(m/s)49.6060.0010.7840.392弧形渠道断面尺寸、水深计算流速流量适用条件Iv(m/s)43.9750.0010.4840.073r≤0.249.6060.0010.7840.30747.4990.0010.6590.185r≥1.0流速流量谢才系数底坡比降C(m^1/2/s)Q(m^3/s)谢才系数底坡比降C(m^1/2/s)Q(m^3/s)谢才系数底坡比降C(m^1/2/s)Q(m^3/s)谢才系数底坡比降C(m^1/2/s)Q(m^3/s)水深h在圆弧段以上r＜1.0型渠道断面尺寸、水深计算谢才系数底坡比降Iv(m/s)48.1120.0010.6940.202C(m^1/2/s)Q(m^3/s)1.69-1.32水深底宽边坡过水面积 湿周糙率龙潭h(m)b(m)mχ(m)R(m)n11.330.11.433.340.4280.017西山h(m)b(m)mχ(m)R(m)n0.61.150.10.7262.3560.3080.017渠道名称水力半径A(m*m)A(m*m)流速流量流 量C(m^1/2/s)Iv(m/s)51.0680.0011.2051.723C(m^1/2/s)Iv(m/s)48.3440.0010.9680.702谢才系数底坡比降Q(m^3/s)Q(m^3/s)563.22035872.545241325.84375326.889063162.301563土压力水压力65.2263500.6583499.5895