工程水文学课程设计

1、某库区年径流量频率计算表年份年径流量q (m/s)序号由大到小排列 q(m/s)均值模比系数ki(ki-1)2pmpmn+1n+11901130001130004799.4322.7087 2.9195 1.0753 93193188102121004799.4321.8356 0.6983 2.1505 931953539031113004799.4321.1230 0.0151 3.2258 931954113004295304799.4322.3544 1.8345 4.3011 931955121005392204799.4322.5211 2.3138 5.3763 93195635

2、006488104799.4320.7293 0.0733 6.4516 9319573600574004799.4320.7501 0.0625 12.1951 4119583630673504799.4320.7563 0.0594 14.6341 4119596800772604799.4321.4168 0.1738 17.0732 4119602740871704799.4320.5709 0.1841 19.5122 4119614260970304799.4320.8876 0.0126 21.9512 41196239201068004799.4320.8168 0.0336

3、24.3902 41196332701162704799.4320.6813 0.1016 26.8293 41196446801256504799.4320.9751 0.0006 29.2683 41196518201353904799.4320.3792 0.3854 31.7073 41196647801452404799.4320.9960 0.0000 34.1463 41196762701549604799.4321.3064 0.0939 36.5854 41196818501647804799.4320.3855 0.3777 39.0244 4119697400174680

4、4799.4321.5418 0.2936 41.4634 41197071701846504799.4321.4939 0.2440 43.9024 41197142601946204799.4320.8876 0.0126 46.3415 41197235502043204799.4320.7397 0.0678 48.7805 41197392202142604799.4321.9211 0.8484 51.2195 41197443202242604799.4320.9001 0.0100 53.6585 41197556502340004799.4321.1772 0.0314 56

5、.0976 41197646202439204799.4320.9626 0.0014 58.5366 41197795302538404799.4321.9857 0.9715 60.9756 41197838402636304799.4320.8001 0.0400 63.4146 41197931902736204799.4320.6647 0.1125 65.8537 41198036202836004799.4320.7543 0.0604 68.2927 41198170302935504799.4321.4648 0.2160 70.7317 411982191030355047

6、99.4320.3980 0.3624 73.1707 41198373503135004799.4321.5314 0.2824 75.6098 41198452403232704799.4321.0918 0.0084 78.0488 41年份年径流量q (m/s)由大到小排列 q(m/s)均值模比系数ki(ki-1)2pmpmn+1+198526603331904799.4320.5542 0.1987 80.4878 41198635503431704799.4320.7397 0.0678 82.9268 41198721503527404799.4320.4480 0.3047 8

7、5.3659 41198872603626604799.4321.5127 0.2628 87.8049 41198949603721504799.4321.0335 0.0011 90.2439 41199031703819104799.4320.6605 0.1153 92.6829 41199146503918504799.4320.9689 0.0010 95.1220 41199240004018204799.4320.8334 0.0277 97.5610 41总计22202022202046.2596 13.8815 cv=0.47某库区一天洪量频率计算表年份洪量序号由大到小排列

8、平均值模比系数ki(ki-1)2pmn19534.0618.963.6622.4468 2.0931 2.4 4019548.8528.853.6622.4167 2.0071 4.9 4019558.9637.233.6621.9743 0.9493 7.3 4019562.1646.833.6621.8651 0.7484 9.8 4019572.7155.743.6621.5674 0.3220 12.2 4019582.7465.453.6621.4883 0.2384 14.6 4019595.4475.443.6621.4855 0.2357 17.1 4019601.885.43

9、.6621.4746 0.2252 19.5 4019613.3194.663.6621.2725 0.0743 22.0 4019623.12104.633.6621.2643 0.0699 24.4 4019632.56114.523.6621.2343 0.0549 26.8 4019643.84124.43.6621.2015 0.0406 29.3 4019651.45134.063.6621.1087 0.0118 31.7 4019663.81143.843.6621.0486 0.0024 34.1 4019674.63153.813.6621.0404 0.0016 36.6

10、 4019681.41163.643.6620.9940 0.0000 39.0 4019695.4173.513.6620.9585 0.0017 41.5 4019705.45183.393.6620.9257 0.0055 43.9 4019711.42193.343.6620.9121 0.0077 46.3 4019722.9203.313.6620.9039 0.0092 48.8 4019736.83213.123.6620.8520 0.0219 51.2 4019742.88222.93.6620.7919 0.0433 53.7 4019754.4232.883.6620.

11、7865 0.0456 56.1 4019763.51242.823.6620.7701 0.0529 58.5 4019777.23252.793.6620.7619 0.0567 61.0 4019782.67262.743.6620.7482 0.0634 63.4 4019792.42272.713.6620.7400 0.0676 65.9 4019802.56282.673.6620.7291 0.0734 68.3 4019814.66292.563.6620.6991 0.0906 70.7 4019821.46302.563.6620.6991 0.0906 73.2 401

12、9835.74312.423.6620.6608 0.1150 75.6 4019843.64322.423.6620.6608 0.1150 78.0 4019851.81332.163.6620.5898 0.1682 80.5 4019862.82341.813.6620.4943 0.2558 82.9 4019871.37351.83.6620.4915 0.2585 85.4 40年份洪量序号由大到小排列平均值模比系数ki(ki-1)2pmn19884.52361.463.6620.3987 0.3616 87.8 4019893.34371.453.6620.3960 0.364

13、9 90.2 4019902.42381.423.6620.3878 0.3748 92.7 4019913.39391.413.6620.3850 0.3782 95.1 4019922.79401.373.6620.3741 0.3917 97.6 40总计146.48146.4840.0000 10.4886 cv=0.52某库区三天洪量频率计算表年份洪量序号由大到小排列平均值模比系数ki(ki-1)2pm=m/(n+1)*100%n19537.07120.237.7982.5943 2.5416 2.4 40195420.23218.17.7982.3211 1.7453 4.9 40

14、195518.1317.667.7982.2647 1.5994 7.3 4019565.07414.837.7981.9018 0.8132 9.8 4019575.24514.077.7981.8043 0.6469 12.2 4019585.08612.847.7981.6466 0.4181 14.6 40195910.31711.427.7981.4645 0.2157 17.1 4019604.63810.317.7981.3221 0.1038 19.5 4019616.76910.027.7981.2849 0.0812 22.0 4019627.15109.167.7981.

15、1747 0.0305 24.4 4019635.76118.527.7981.0926 0.0086 26.8 4019648.21128.437.7981.0810 0.0066 29.3 4019653.11138.217.7981.0528 0.0028 31.7 4019668.05148.057.7981.0323 0.0010 34.1 4019678.43157.997.7981.0246 0.0006 36.6 4019682.79167.517.7980.9631 0.0014 39.0 40196912.84177.157.7980.9169 0.0069 41.5 40

16、197011.42187.077.7980.9066 0.0087 43.9 4019714.17196.787.7980.8695 0.0170 46.3 4019726.01206.767.7980.8669 0.0177 48.8 40197317.66216.597.7980.8451 0.0240 51.2 4019746.04226.047.7980.7746 0.0508 53.7 40197510.02236.047.7980.7746 0.0508 56.1 4019767.51246.017.7980.7707 0.0526 58.5 40197714.07256.017.

17、7980.7707 0.0526 61.0 4019785.05265.767.7980.7387 0.0683 63.4 4019793.99275.57.7980.7053 0.0868 65.9 4019805.32285.327.7980.6822 0.1010 68.3 4019818.52295.247.7980.6720 0.1076 70.7 4019823.43305.087.7980.6514 0.1215 73.2 40198314.83315.077.7980.6502 0.1224 75.6 4019847.99325.057.7980.6476 0.1242 78.

18、0 4019853.72334.637.7980.5937 0.1650 80.5 4019866.04344.177.7980.5348 0.2165 82.9 40年份洪量序号由大到小排列平均值模比系数ki(ki-1)2pm=m/(n+1)*100%n19873.26353.997.7980.5117 0.2385 85.4 4019889.16363.727.7980.4770 0.2735 87.8 4019896.78373.437.7980.4399 0.3138 90.2 4019906.59383.267.7980.4181 0.3387 92.7 4019916.01393.

19、117.7980.3988 0.3614 95.1 4019925.5402.797.7980.3578 0.4124 97.6 40总计311.92311.9240.0000 11.5494 cv=0.54某库区五天洪量频率计算表年份洪量序号由大到小排列平均值模比系数ki(ki-1)2pmn19537.85126.29.960752.6303 2.6580 2.4 40195426.2221.79.960752.1786 1.3890 4.9 40195521.7321.079.960752.1153 1.2439 7.3 4019567.19420.659.960752.0731 1.15

20、16 9.8 4019577.35518.059.960751.8121 0.6595 12.2 4019588.62616.569.960751.6625 0.4389 14.6 40195911.3714.199.960751.4246 0.1803 17.1 4019606.18812.989.960751.3031 0.0919 19.5 4019618.13912.489.960751.2529 0.0640 22.0 4019629.481011.539.960751.1575 0.0248 24.4 4019637.341111.39.960751.1345 0.0181 26.

21、8 4019649.751210.739.960751.0772 0.0060 29.3 4019654.2139.759.960750.9788 0.0004 31.7 4019669.45149.549.960750.9578 0.0018 34.1 40196712.98159.489.960750.9517 0.0023 36.6 4019683.44169.459.960750.9487 0.0026 39.0 40196918.05179.049.960750.9076 0.0085 41.5 40197014.19188.759.960750.8784 0.0148 43.9 4

22、019716.45198.629.960750.8654 0.0181 46.3 4019726.91208.549.960750.8574 0.0203 48.8 40197321.07218.349.960750.8373 0.0265 51.2 4019749.04228.139.960750.8162 0.0338 53.7 40197512.48238.099.960750.8122 0.0353 56.1 4019768.54247.859.960750.7881 0.0449 58.5 40197716.56257.359.960750.7379 0.0687 61.0 4019

23、787.07267.349.960750.7369 0.0692 63.4 4019794.48277.229.960750.7248 0.0757 65.9 4019806.52287.199.960750.7218 0.0774 68.3 40198111.53297.119.960750.7138 0.0819 70.7 4019824.67307.079.960750.7098 0.0842 73.2 40198320.65316.919.960750.6937 0.0938 75.6 4019849.54326.529.960750.6546 0.1193 78.0 4019855.

24、06336.459.960750.6475 0.1242 80.5 4019867.22346.189.960750.6204 0.1441 82.9 4019874.22355.069.960750.5080 0.2421 85.4 40198810.73364.679.960750.4688 0.2821 87.8 4019898.09374.489.960750.4498 0.3028 90.2 40年份洪量序号由大到小排列平均值模比系数ki(ki-1)2pmn19908.34384.229.960750.4237 0.3322 92.7 4019918.75394.29.960750.

25、4217 0.3345 95.1 4019927.11403.449.960750.3454 0.4286 97.6 40总计398.43290.7640.0000 10.9961 cv=0.53典型及设计洪峰、洪量统计表项目洪峰qm(m3/s)洪量w(106m3)1d3d5dp=1%的设计值12192.1510.0322.7428.57典型洪水113009.4621.20 26.41 设计洪水过程线典型洪水过程线放大倍比放大流量修匀后的流量（m3/s）时间流量（m3/s）日时12345206001.12 672672 2618801.12 2105.62106 21230801.12 344

26、9.63450 21834201.12 3830.43830 3044401.12 4972.84973 3667601.12 7571.27571 31290601.089784.89785 31899501.081074610746 40105001.061113011130 46111001.061176611766 412113001.081220412204 418109001.061155411554 5098201.0810605.610606 5684001.0890729072 51267801.087322.47322 51850001.0854005400 6032301

27、.083488.43488 6621201.082289.62290 61215601.12 1747.21747 61813001.12 14561456 6011001.12 12321232 kqm=kmp/qm=1.08 k1=w1p/w1d=1.06 k1-3=(w3p-w1p)/(w3d-w1d)=1.08 k3-5=(w5p-w3p)/(w5d-w3d)=1.12 历年洪峰流量频率曲线历年洪峰流量频率曲线计算成果样本均值 ex=4799.43变差系数 cv=0.47偏态系数 cs=1.41倍比系数 cs/cv=3序号流量(m3/s)频率(%) 113000.001.0821210

28、0.002.15311300.003.2349530.004.3059220.005.3868810.006.4577400.0012.2087350.0014.6397260.0017.07107170.0019.51117030.0021.95126800.0024.39136270.0026.83145650.0029.27155390.0031.71165240.0034.15174960.0036.59184780.0039.02194680.0041.46204650.0043.90214620.0046.34224320.0048.78234260.0051.22244260.0

29、053.66254000.0056.10263920.0058.54273840.0060.98283630.0063.41293620.0065.85303600.0068.29313550.0070.73323550.0073.17333500.0075.61343270.0078.05353190.0080.49 363170.0082.93372740.0085.37382660.0087.80392150.0090.24401910.0092.68411850.0095.12421820.0097.56标准频率对应的设计值频率(%)设计值0.00124287.070.0120339.

30、750.033318252.330.0517542.020.116323.840.215095.580.333314182.970.513452.91112192.15210911.073.33339950.2959174.79107813.90206386.76255905.79305501.68404836.67504287.78603805.76703359.98753142.51802923.64852697.83902455.41952172.59972031.61991840.3099.91673.7999.991623.1299.9991607.21一天洪峰流量频率曲线一天洪峰流

31、量频率曲线计算成果样本均值 ex=3.66变差系数 cv=0.52偏态系数 cs=1.53倍比系数 cs/cv=2.94序号流量(m3/s)频率(%)18.962.4428.854.8837.237.3246.839.7655.7412.2065.4514.6375.4417.0785.4019.5194.6621.95104.6324.39114.5226.83124.4029.27134.0631.71143.8434.15153.8136.59163.6439.02173.5141.46183.3943.90193.3446.34203.3148.78213.1251.22222.905

32、3.66232.8856.10242.8258.54252.7960.98262.7463.41272.7165.85282.6768.29292.5670.73302.5673.17312.4275.61322.4278.05332.1680.49341.8182.93351.8085.37361.4687.80371.4590.24381.4292.68391.4195.12401.3797.56标准频率对应的设计值频率(%)设计值0.00120.830.0117.290.033315.420.0514.790.113.700.212.610.333311.790.511.15110.03

33、28.903.33338.0657.38106.20204.97254.56304.21403.65503.20602.80702.44752.27802.09851.92901.74951.53971.43991.3099.91.2199.991.1899.9991.17三天洪峰流量频率曲线三天洪峰流量频率曲线计算成果样本均值 ex=7.79变差系数 cv=0.54偏态系数 cs=1.9倍比系数 cs/cv=3.52序号流量(m3/s)频率(%)120.232.44218.104.88317.667.32414.839.76514.0712.20612.8414.63711.4217.078

34、10.3119.51910.0221.95109.1624.39118.5226.83128.4329.27138.2131.71148.0534.15157.9936.59167.5139.02177.1541.46187.0743.90196.7846.34206.7648.78216.5951.22226.0453.66236.0456.10246.0158.54256.0160.98265.7663.41275.5065.85285.3268.29295.2470.73305.0873.17315.0775.61325.0578.05334.6380.49344.1782.93353.

35、9985.37363.7287.80373.4390.24383.2692.68393.1195.12402.7997.56标准频率对应的设计值频率(%)设计值0.00150.680.0141.400.033336.540.0534.890.132.090.229.280.333327.200.525.56122.74219.913.333317.82516.161013.302010.43259.49308.73407.51506.55605.76705.08754.77804.47854.19903.92953.65973.54993.4399.93.3799.993.3699.9993.

36、36五天洪量频率曲线五天洪峰流量频率曲线计算成果样本均值 ex=9.96变差系数 cv=0.53偏态系数 cs=1.85倍比系数 cs/cv=3.49序号流量(m3/s)频率(%)126.202.44221.704.88321.077.32420.659.76518.0512.20616.5614.63714.1917.07812.9819.51912.4821.951011.5324.391111.3026.831210.7329.27139.7531.71149.5434.15159.4836.59169.4539.02179.0441.46188.7543.90198.6246.3420

37、8.5448.78218.3451.22228.1353.66238.0956.10247.8558.54257.3560.98267.3463.41277.2265.85287.1968.29297.1170.73307.0773.17316.9175.61326.5278.05336.4580.49346.1882.93355.0685.37364.6787.80374.4890.24384.2292.68394.2095.12403.4497.56标准频率对应的设计值频率(%)设计值0.00162.950.0151.540.033345.570.0543.550.140.100.236.

38、640.333334.080.532.05128.57225.083.333322.50520.441016.902013.312512.143011.18409.65508.44607.43706.56756.15805.77855.40905.04954.67974.52994.3699.94.2799.994.2699.9994.25一天洪峰流量频率曲线一天洪峰流量频率曲线计算成果样本均值 ex=3.66变差系数 cv=0.52偏态系数 cs=1.04倍比系数 cs/cv=2序号流量(m3/s)频率(%)18.962.4428.854.8837.237.3246.839.7655.741

39、2.2065.4514.6375.4417.0785.4019.5194.6621.95104.6324.39114.5226.83124.4029.27134.0631.71143.8434.15153.8136.59163.6439.02173.5141.46183.3943.90193.3446.34203.3148.78213.1251.22222.9053.66232.8856.10242.8258.54252.7960.98262.7463.41272.7165.85282.6768.29292.5670.73302.5673.17312.4275.61322.4278.05332.1680.49341.8182.93351.8085.37361.4687.80371.4590.24381.4292.68391.4195.12401.3797.56标准频率对应的设计值频率(%)设计值0.00117.860.0115.170.033313.730.0513.240.112.390.211.530.33