梯形、矩形渠道水力计算

梯形、矩形渠道水力计算水深底宽边坡过水面积湿周水力半径糙率舍齐系数底坡比降流速流量h(m)b(m)mA(m*m)χ(m)R(m)nC(m^1/2/s)Iv(m/s)Q(m^3/s)0.532.001.001.3413.4990.3830.022537.8780.00120.8121.0890.641.000.4101.8100.2260.022534.6940.000250.2610.1070.642.001.001.6903.8100.4430.014062.3750.000250.6571.1100.762.001.002.0984.1500.5050.022539.6680.0010.8921.8710.761.201.001.4903.3500.4450.015058.2440.0011.2281.8300.750.801.001.1532.9100.3960.025034.2820.012.1582.4890.750.801.001.1562.9130.3970.025034.2880.012.1602.4960.750.801.001.1582.9160.3970.025034.2940.012.1612.5020.750.801.001.1572.9150.3970.02534.2920.012.16072.5004说明：1、计算的范围为尾水（即尾0+000~尾0+017.5）。2、计算时假设该渠水流为明渠均匀流进行水力计算。3、该渠道的衬砌为浆砌块石衬砌，其糙率n值取为n=0.025。梯形渠道断面尺寸、水深计算梯形渠道断面尺寸、水深计算bb第1页2019/5/9水深过水面积湿周水力半径糙率舍齐系数底坡比降流速流量h(m)A(m*m)χ(m)R(m)nC(m^1/2/s)Iv(m/s)Q(m^3/s)0.30000.1210.120.01258.5260160.00050.45330.05440.99001.34643.340.40311380.01461.3917350.00020.55120.74220.67001.2063.140.38407640.01460.8987310.00121.30741.57671.37002.1924.340.50506910.02535.695910.0021.13452.48681.38002.2084.360