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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)m A(m*m)χ(m)R(m)n C(m^1/2/s)I v(m/s)Q(m^3/s)0.53 2.00 1.00 1.341 3.4990.3830.022537.8780.00120.812 1.0890.001250.64 1.000.410 1.8100.2260.022534.6940.000250.2610.1076+300-6+5000.64 2.00 1.00 1.690 3.8100.4430.014062.3750.000250.657 1.1100.000250.76 2.00 1.00 2.098 4.1500.5050.022539.6680.0010.892 1.8710+0000.76 1.20 1.00 1.490 3.3500.4450.015058.2440.001 1.228 1.8300+0000.750.80 1.00 1.153 2.9100.3960.025034.2820.01 2.158 2.4890.750.80 1.00 1.156 2.9130.3970.025034.2880.01 2.160 2.496#VALUE!0.750.80 1.00 1.158 2.9160.3970.025034.2940.01 2.161 2.5020.750.80 1.00 1.157 2.9150.3970.02534.2920.01 2.1607 2.5004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。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)n C(m^1/2/s)I v(m/s)Q(m^3/s)0.30000.1210.120.01258.5260160.00050.45330.05440.9900 1.3464 3.340.40311380.01461.3917350.00020.55120.74220.6700 1.206 3.140.38407640.01460.8987310.0012 1.3074 1.57671.3700 2.192 4.340.50506910.02535.695910.002 1.1345 2.48681.3800 2.208 4.360.5064220.02535.7118290.002 1.1365 2.50951.3750 2.2 4.350.50574710.02535.7038920.002 1.1355 2.49820 1.600.02500.0020.00000.00001.3770 2.2032 4.3540.50601750.02535.7070720.002 1.1359 2.50271.3800 2.208 4.360.5064220.02535.7118290.002 1.1365 2.50951.601.801.601.601.601.601.60梯形渠道断面尺寸、水深计算矩形渠道断面尺寸、水深计算底宽b(m)0.401.36

水位湿周水力半径糙率比降h(m)χ(m)R(m)n I 4014 4.188810.064870.0810.00834401524.73240.6629390.0810.00835401641.99927 1.1770520.0810.00836401756.68853 1.7723470.0810.00837401860.01827 2.6099290.0810.00838401963.96554 3.3681810.0810.00839402068.29129 4.0660120.0810.008310402171.52681 4.7937480.0810.008311402274.599415.4991830.0810.0083402377.672026.1762850.0810.0083402480.744616.8282910.0810.0083高程水位~流量关系551.3476792231.972231.96604967931,4024410.235771437.541437.53901810852,4022479.7244991816.341816.34129695998,4023277.673195795.61795.610327806321,4020342.8814921096.431096.43156212984,4021156.643397333.98333.978518041592,4018215.447505544.49544.493160351384,401949.43533161.9961.9852860896954,4016100.471771165.50165.499744002757,40170.2717290.050.0493423963017573,401416.39606914.0214.0209061270931,4015河道流量~水位关系曲线过水面积流量A(m 2)Q(m 3/s)

4567891011121314高程河道流量~水位关系曲线

河道流量~水位关系曲线