伯努利方程逐段试算法求水库回水

1、方法(二):基本计算理论：伯努力逐段试算法(忽略水行近水头及河槽蓄量)计算频率P=50%河底糙率0.055边墙糙率0.025断面号水面高程(m)河底高称相邻两个断面之间的距离L(m)洪峰流量Q(m3/s）边墙高河段糙率n计算水深引用水深断面积A(m2)流速扩散扩散1-3断面242.74238.2285.11951854.524193580.0524074.524.52419194.41 0.95161-4断面242.78238.324.4563992824.4564.4564206.010.8980155.10351850.0527761-5断面 242.84238.494.350745247

2、4.3514.35075206.780.89470212.95051850.0521921-6断面 242.98238.754.2259986094.2264.226149.891.23430190.851850.052981-7断面 243.10238.894.2140012714.2144.214202.950.91160190.99651850.0525411-8断面 243.20239.024.1791392464.1794.17914177.121.04450109.8331850.0499981-9断面 243.26239.154.1107965354.1114.1108168.9

3、1.0953094.5161850.0510011-10断面243.31239.264.0492065134.0494.04921209.210.88430180.531850.0528471-11断面243.40239.483.9216914223.9223.92169180.271.02620174.9561850.0531061-12断面243.50239.733.7711740383.7713.77117195.120.94810661850.053591-13断面243.54240.732.8063151352.8062.80632195.120.94810651850.053573

4、1-14断面243.57240.732.8409061872.8412.84091195.120.94810361850.0535631-15断面243.59240.732.8605814772.8612.86058195.120.948107021850.0551-16断面#REF!0.00003.1702)11(2111)221212223221222212KKARnKgVgV）（L。QZZZ+=K=-+DK=-=Dx汇流汇流桥墩桥墩弯道弯道水力坡降 J湿周X=B+2h(m)水力半径R=A/X(m)流量模数K=A*R2/3/n1/K2Z2-Z1(水位升高值)分段河底比降0.0004 52.

5、343.718897.731.2631E-080.040.0011748190000.000458.883.508995.527441.2358E-080.060.0010960420000.000458.703.529172.754111.1885E-080.140.0012209410000.000945.153.326295.596992.5231E-080.130.000733560000.000562.583.248462.756521.3963E-080.100.0006806410000.000550.993.478125.716791.5145E-080.060.0011836

6、150000.000649.313.437525.05353 1.766E-080.050.0011638240000.000460.763.449027.326781.2271E-080.090.0012186340000.000654.633.307523.703831.7666E-080.100.0014289310000.000559.733.278016.146421.5562E-080.040.0151515150000.000559.733.278018.746141.5552E-080.030000.000559.733.278020.22561.5546E-080.02000

7、0.000659.733.277810.707551.6392E-080.2059.73扩散汇流桥墩弯道方法(二):基本计算理论：伯努力逐段试算法(忽略水行近水头及河槽蓄量)分段水面比降河底总比降水面总比降局部河底比降局部水面比降0.0004276262.510.760.100.041394.85585.11950.0004148580.001799470.0005457010.0011748190.0004276260.000635140.0006706980.0004981140.0005613730.0005121880.0005122970.0005686150.0005324411-

8、31-41-51-61-71-8高度 m湿周高度 m湿周高度 m湿周高度 m湿周高度 m湿周高度 m000000000000.7840.90.6841.5660.5144.9770.2528.3520.1134.0371.021.7844.6311.6845.7671.5147.1281.2536.4281.1144.3782.022.7847.532.6851.012.5151.4012.2539.0962.1151.9293.023.7850.4533.6855.6653.5154.9753.2542.3623.1157.7934.024.7852.9824.6859.8124.5159.

9、4054.2545.2214.1162.25.025.7855.4455.6863.4725.5162.9875.2548.5135.1165.8876.026.7858.56.6867.926.5166.0076.2550.5146.1167.8877.027.7862.1717.6871.2767.5170.3687.2552.5147.1169.8878.028.7865.3648.6874.5248.5175.0898.2554.5148.1171.8879.029.7868.0849.6877.529.5179.8119.2556.5149.1173.88710.0210.7870.

10、97510.6880.1810.5184.53310.2558.51410.1175.88711.0211.7811.6811.5111.2560.51411.1177.88712.0212.7812.6812.5112.2562.51412.1179.88713.023.784.783.684.683.514.513.254.254.115.114.0250.45352.98255.66559.81254.97559.40542.36245.22162.265.88750.6694.524194.45644.350754.2264.2144.1791452.3350758.8847358.6

11、99545.1523862.583451-91-101-111-12湿周高度 m湿周高度 m湿周高度 m湿周高度 m湿周00000000044.6690.8542.7890.7449.8850.5241.4950.2747.62646.6691.8544.7891.7453.6731.52481.2751.8148.6692.8546.7892.7456.1462.5251.092.2756.03850.6693.8548.7893.7459.6433.5253.6723.2758.44552.6694.8550.7894.7463.2484.5256.0674.2761.00554.6695

12、.8552.7895.7466.475.5258.4535.2763.64656.6696.8554.7896.7469.166.5261.4026.2767.21958.6697.8556.7897.7471.6317.5264.1577.2769.21960.6698.8558.7898.7474.1968.5266.8228.2771.21962.6699.8560.7899.749.5269.1929.2773.21964.66910.8562.78910.7410.5210.2775.21966.66911.8564.78911.7411.5211.2777.21968.66912.

13、8566.78912.7412.5212.2779.2195.023.854.853.744.743.524.523.274.2752.66948.78950.78959.64363.24853.67256.06758.44561.0054.11084.049213.921693.7711750.9872849.3105960.7576954.6340559.728011-81-31-41-51-61-71-8高度 m断面 m2高度 m1-4高度 m高度 m高度 m高度 m000000000000.7830.4050.6827.0250.5122.450.256.8020.113.6751.0

14、21.7871.6471.6869.3231.5164.8051.2538.3881.1142.2422.022.78114.9682.68115.22.51113.9622.2574.1452.1186.6863.023.78159.9173.68164.8973.51163.0983.25111.5863.11140.7484.024.78206.2654.68217.8464.51215.0594.25150.8284.11196.825.025.78253.7265.68273.525.51269.8515.25191.8855.11255.7676.026.78302.6196.68

15、332.0766.51326.7116.25233.9736.11315.967.027.78353.6557.68393.3487.51386.0547.25276.0617.11376.1538.028.78406.8928.68456.6938.51448.7928.25318.1498.11436.3469.029.78461.8119.68521.9099.51515.1169.25360.2379.11496.53910.0210.78518.23810.68588.65110.51585.02410.25402.32510.11556.73211.0211.7811.6811.5

16、111.25444.41311.11616.92512.0212.7812.6812.5112.25486.50112.11677.11813.023.784.783.684.683.514.513.254.254.115.114.02159.917206.265164.897217.846163.098215.059111.586150.828196.82255.767170.3294.524194.45644.350754.2264.2144.17914194.4089206.0066206.784149.8861202.95061-91-101-111-12高度 m高度 m高度 m高度

17、m00000000042.2620.8534.9240.7435.60.5220.550.2712.65484.9511.8576.0111.7485.8791.5264.1841.2754.29127.642.85117.0982.74138.0192.52111.4322.27113.659170.3293.85158.1853.74191.8433.52160.2333.27167.559213.0184.85199.2724.74248.0154.52210.1214.27222.553255.7075.85240.3595.74306.3825.52261.0185.27278.79

18、7298.3966.85281.4466.74366.4226.52313.1456.27336.876341.0857.85322.5337.74427.6827.52366.8617.27396.141383.7748.85363.628.74490.0848.52421.9768.27455.406426.4639.85404.7079.749.52478.2369.27514.671469.15210.85445.79410.7410.5210.27573.936511.84111.85486.88111.7411.5211.27633.201554.5312.85527.96812.

19、7412.5212.27692.4665.023.854.853.744.743.524.523.274.27213.018158.185199.272191.843248.015160.233210.121167.559222.5534.11084.049213.921693.77117177.1225168.9003209.2117180.2726195.12061-8比降0.001250.019836高程00.781.782.783.784.785.786.78糙率砌石 m0.02500.781.782.783.784.785.786.78片石 m0.050000草丛 m0.055040.1242.85144.7546.67348.20249.66551.72平均 m0 0.054428 0.053804 0.053245 0.052752 0.052293 0.051873 0.051523湿周 X m040.944.63147.5350.45352.98