1、流流域域基基本本参参数数项项 目目 名名 称称流流域域面面积积F F（KMKM2 2）主主河河道道长长L L（KMKM）加加权权平平均均坡坡降降J J（）咸咸丰丰小小河河水水电电站站452.3452.351.751.77.077.07暴暴雨雨参参数数暴暴雨雨历历时时1小小时时6小小时时24小小时时统统计计参参数数均均值值38386767102102CV0.320.320.40.40.420.42CS/CV3.53.53.53.53.53.5流流域域形形状状改改正正系系数数0.9480.9480.9480.9480.9480.948设设计计洪洪水水频频率率(%)(%)0.050.05说说明明：1
2、 1、本本软软件件是是根根据据湖湖北北省省暴暴雨雨径径流流查查算算图图表表中中瞬瞬时时单单位位线线法法编编制制的的，由由于于时时间间关关系系，本本软软件件只只针针对对湖湖北北省省7 7、1010水水文文分分区区和和岩岩溶溶地地区区，其其它它分分区区待待以以后后完完善善；2 2、流流域域形形状状改改正正系系数数按按湖湖北北省省可可能能最最大大暴暴雨雨图图集集的的规规定定进进行行计计算算，然然后后填填入入上上表表；3 3、本本软软件件净净雨雨时时段段选选取取1 1小小时时，适适合合于于面面积积大大于于100KM100KM2 2的的流流域域面面积积洪洪水水计计算算；4 4、5050年年一一遇遇以以下
3、下的的设设计计洪洪水水或或超超过过5050年年一一遇遇但但有有溶溶岩岩地地质质和和天天坑坑的的流流域域不不考考虑虑非非线线性性修修改改。流域所在水文分区第七水文分区第十水文分区是否进行非线性修改不进行非线性修改进行非线性修改是否考虑岩溶考虑岩溶不考虑岩溶天天坑坑率率f(%)f(%)15.00%15.00%数数据据输输入入正正确确后后按按确确定定洪洪峰峰流流量量(m(m3 3/s)/s)2680.92680.9加加权权平平均均坡坡降降J J（）7.077.0724小小时时1021020.420.423.53.50.9480.9481 1、本本软软件件是是根根据据湖湖北北省省暴暴雨雨径径流流查查算
4、算图图表表中中瞬瞬时时单单位位线线法法编编制制的的，由由于于时时间间关关系系，本本软软件件只只针针对对湖湖北北省省7 7、1010水水文文分分区区和和岩岩溶溶地地区区，其其它它分分区区待待以以后后完完善善；2 2、流流域域形形状状改改正正系系数数按按湖湖北北省省可可能能最最大大暴暴雨雨图图集集的的规规定定进进行行计计算算，然然后后填填入入上上表表；3 3、本本软软件件净净雨雨时时段段选选取取1 1小小时时，适适合合于于面面积积大大于于100KM100KM2 2的的流流域域面面积积洪洪水水计计算算；4 4、5050年年一一遇遇以以下下的的设设计计洪洪水水或或超超过过5050年年一一遇遇但但有有溶
5、溶岩岩地地质质和和天天坑坑的的流流域域不不考考虑虑非非线线性性修修改改。湖北省第十水文分区暴雨面深系数表面积(KM2)02550751001502002503004005006002410.9650.9380.9160.8970.8670.8440.8250.8080.7820.7610.7441210.9610.9320.9080.8870.8530.8270.8040.7870.7570.7330.712610.9560.920.8940.870.8320.8020.7780.7590.7270.7020.68110.9440.9030.8710.8420.7940.7550.7240.7
6、0.6620.6340.611湖北省第七水文分区暴雨面深系数表面积(KM2)02550751001502002503004005006002410.9680.9430.9210.9020.8720.8470.8260.8090.780.7570.7381210.9650.9370.9130.8920.8570.830.8060.7870.7550.7290.707610.9590.9250.8990.8750.8360.8050.780.7590.7250.6980.675110.9470.9070.8750.8470.7980.7580.7250.70.660.6310.6067008009
7、0010000.7290.7170.7060.6960.6950.6810.6680.6560.6630.6480.6330.620.5910.5730.5580.54670080090010000.7220.7080.6950.6840.6880.6720.6580.6460.6560.640.6240.610.5850.5660.550.538湖北省第十水文分区暴雨面深系数表湖北省第七水文分区暴雨面深系数表Cv0.0010.0020.0050.010.020.050.10.202.282.212.122.061.901.891.820.212.362.302.202.132.051.951
8、.870.222.452.382.272.202.122.011.920.232.542.462.352.262.192.071.980.242.642.502.432.342.252.132.030.252.732.642.522.422.322.192.090.262.832.732.602.502.392.252.140.272.932.822.682.582.462.322.200.283.032.922.772.602.542.382.260.293.143.022.862.732.622.452.320.303.253.122.952.822.692.522.380.313.363
9、.223.042.902.772.582.440.323.473.333.142.902.852.652.500.333.583.433.233.082.932.722.560.343.703.543.333.173.012.802.630.353.823.653.433.263.102.872.700.363.943.763.533.353.182.942.760.374.063.803.633.463.263.022.830.384.194.003.743.503.353.102.900.394.314.113.853.653.443.182.970.404.444.233.963.753
10、.533.253.040.414.584.364.073.853.623.333.110.424.714.484.183.953.723.413.180.434.854.614.304.053.823.503.250.444.984.744.414.163.913.583.330.455.124.874.534.274.013.663.400.465.275.004.654.374.113.753.480.475.415.134.774.484.213.843.550.485.565.274.894.604.313.923.630.495.715.415.014.714.424.013.710
11、.505.865.505.144.824.524.103.780.526.175.845.405.064.734.283.950.546.496.135.665.304.944.474.110.556.656.285.795.415.064.564.200.566.826.435.395.555.174.664.280.587.156.756.215.805.394.864.450.607.507.066.496.065.635.054.620.627.857.396.786.325.865.264.800.648.217.727.086.596.115.464.980.658.407.897
12、.236.736.235.575.080.668.588.067.386.876.355.685.170.688.968.417.697.146.605.895.350.709.358.778.017.436.866.115.540.729.749.138.337.737.126.335.740.7410.149.508.668.027.396.565.930.7510.359.698.838.167.586.686.020.7610.569.889.008.327.666.796.120.7810.9710.279.348.637.947.026.320.8011.4010.669.688.
13、948.227.256.530.8211.8411.0610.049.268.507.496.730.8412.2811.4710.409.598.797.746.940.8512.5111.6810.589.758.947.867.050.8612.7311.8810.769.919.087.907.160.8813.1912.3011.1410.259.388.247.370.20.330.5123.3351.741.691.641.561.481.441.361.791.731.681.601.511.471.381.841.771.721.631.541.491.401.891.821
14、.761.601.561.511.421.941.861.801.701.591.541.441.901.911.851.741.621.571.462.041.961.891.771.651.591.482.092.001.931.811.681.621.502.142.051.971.841.711.651.522.192.102.021.881.741.681.552.242.142.061.921.771.701.572.302.192.111.951.801.731.592.352.242.151.901.831.761.612.402.292.202.031.861.781.632
15、.462.342.242.071.891.811.652.522.392.292.111.921.841.672.582.442.342.151.951.861.692.642.502.382.191.991.901.712.702.502.432.232.021.921.732.762.602.482.272.051.951.752.822.602.532.312.081.981.782.882.722.582.352.122.011.802.952.772.632.392.152.041.823.012.822.682.432.182.071.843.082.882.732.482.212
16、.091.863.142.942.792.522.252.131.883.213.002.842.562.282.151.903.283.062.892.602.322.191.933.353.122.942.652.352.221.953.423.183.002.692.382.241.973.483.243.062.742.422.281.903.623.633.162.832.482.332.033.763.483.282.912.552.392.073.833.553.342.962.582.422.103.913.613.393.012.622.452.124.053.743.513
17、.102.692.512.164.203.873.623.202.762.572.204.354.013.743.292.832.632.244.504.153.863.392.902.692.284.584.223.923.442.942.732.304.604.293.983.482.982.762.324.824.424.113.583.052.822.364.984.564.233.683.122.882.415.144.704.363.783.192.942.455.304.844.493.803.263.002.495.384.924.503.923.303.042.515.474
18、.994.623.983.343.072.535.645.144.744.083.423.142.575.815.294.874.183.493.202.615.985.455.004.283.563.262.656.165.605.134.383.643.322.696.255.675.204.433.673.352.706.345.755.274.493.713.382.726.535.905.414.583.793.452.76102050759095991.271.160.980.860.760.720.641.281.170.970.850.750.710.631.291.170.9
19、70.840.740.690.611.311.180.970.830.730.680.601.321.190.970.820.720.670.591.341.190.960.820.710.600.581.351.200.960.810.700.650.571.361.210.960.800.690.640.561.381.210.960.800.680.630.551.391.220.950.790.670.620.541.401.220.950.780.670.610.531.421.230.950.770.600.600.531.431.240.940.760.650.590.521.4
20、41.240.940.760.640.590.511.461.250.940.750.630.580.511.471.260.930.740.620.570.501.481.260.930.730.620.560.501.501.270.920.730.610.560.491.511.270.920.720.600.540.481.521.280.920.710.590.540.481.531.280.910.710.580.530.471.551.290.910.700.580.530.471.561.290.900.690.570.520.461.571.300.900.690.560.5
21、10.461.591.300.890.680.560.510.461.601.310.890.670.500.500.451.611.310.880.660.540.500.451.621.320.880.660.540.490.451.641.320.870.650.530.490.451.651.320.870.650.530.480.451.601.320.860.640.520.480.441.691.330.850.630.510.470.441.711.340.840.610.500.470.441.721.340.840.600.500.460.441.731.350.830.6
22、00.490.460.431.751.350.820.580.480.460.431.771.350.810.570.480.450.431.791.360.800.560.470.450.431.821.360.790.550.470.440.431.831.360.780.550.460.440.431.841.360.780.540.460.440.431.861.360.760.530.460.440.431.881.370.750.530.450.440.431.901.370.740.520.450.430.431.911.370.730.510.440.430.431.921.3
23、70.720.500.440.430.431.931.370.720.500.440.430.431.951.370.710.490.440.430.431.971.370.700.490.440.430.431.981.370.680.480.440.430.432.001.360.670.470.440.430.432.001.360.670.470.440.430.432.011.360.660.470.430.430.432.021.360.650.470.430.430.4399.999.990.570.530.560.520.550.510.540.500.530.490.520.
24、480.510.480.500.470.490.470.490.460.480.460.480.450.470.450.470.450.460.440.460.440.450.440.450.440.450.440.440.430.440.430.440.430.440.430.440.430.440.430.440.430.430.430.430.430.430.430.430.430.430.430.430.430.430.430.430.430.430.430.430.430.430.430.430.430.430.430.430.430.430.430.430.430.430.430.
25、430.430.430.430.430.430.430.430.430.430.430.430.430.430.430.430.430.430.430.430.430.43净净雨雨过过程程计计算算表表THT面hl六小时雨量h设Ri161.8061.80147.375.430.00286.4924.695.650.003105.2818.795.230.004121.0515.765.040.005134.8813.835.904.766147.3712.496.196.197156.589.2146.166.886.888165.028.446.516.519172.847.827.317.3
26、110180.157.317.827.8211187.036.889.219.2112193.546.518.448.4413199.726.1933.4513.8313.8314205.635.9015.7615.7615211.285.6524.6924.6916216.715.4361.8061.8017221.945.2318.7918.7918226.985.0412.4912.4919231.864.8827.184.724.7220236.584.724.584.5821241.164.584.454.4522245.624.454.884.8823249.954.334.334
27、.3324254.164.224.224.22231.66231.66IiRi(1.70)5.43(1.70)11.08(1.70)16.31(1.70)21.353.0527.264.4833.455.1740.324.8046.835.6154.146.1261.967.5071.176.7479.6112.1393.4414.06109.2122.99133.9060.09195.7017.09214.4910.79226.983.02231.712.88236.292.75240.743.17245.622.63249.952.51254.16m=5.051n=3.200k=1.58t
28、t/ks(t)s(t-t)u(tt)q(tt)3.054.485.174.8010.630.0190.0192.3477.1721.270.1080.0190.08911.18934.1710.5231.900.2530.1080.14518.26955.8050.1612.1442.530.4170.2530.16320.52662.7081.9057.8911.2853.170.5670.4170.15018.89057.7092.0294.5253.7563.800.6920.5670.12515.74548.0984.68106.2187.7774.430.7870.6920.0951
29、1.97536.5870.5897.7498.6185.070.8580.7870.0708.83426.9853.6881.4790.7595.700.9070.8580.0496.19218.9139.6061.9675.64106.340.9400.9070.0334.10312.5327.7645.7157.53116.970.9620.9400.0222.8028.5618.3932.0442.44127.600.9760.9620.0141.7575.3712.5621.2329.75138.240.9850.9760.0091.1703.577.8814.5019.71148.8
30、70.9910.9850.0050.6702.055.259.0913.46159.500.9940.9910.0030.4191.283.006.058.441610.140.9970.9940.0030.3741.141.883.475.621710.770.9980.9970.0010.1260.381.672.173.221811.400.9990.9980.0010.1260.380.561.932.011912.040.9990.9990.0000.0000.000.560.651.792012.671.0000.000.650.602113.301.0000.000.602213
31、.941.0000.002314.571.0002415.201.0002515.841.0002616.471.0002717.101.0002817.741.0002918.371.0003019.011.0003119.641.0003220.271.0003320.911.0003421.541.0003522.171.0003622.811.0003723.441.0003824.073924.714025.344125.974226.614327.244427.874528.514629.144729.784830.415.616.127.506.7412.1314.0622.99
32、60.0917.0913.1662.7214.36102.4068.4417.61115.06111.7483.9515.81105.89125.55137.0775.3628.4788.26115.55154.01123.04135.7132.9967.1396.31141.74138.25221.59157.2953.9549.5273.25118.14127.23248.97256.82257.19141.0534.7154.0489.85106.05229.13288.55419.93672.3840.1123.0037.8866.2880.66190.98265.55471.8210
33、97.84191.2115.7125.1046.4659.50145.25221.34434.221233.50312.209.8517.1430.7941.71107.15168.35361.921135.19350.786.5610.7521.0227.6475.11124.19275.27946.19322.823.767.1613.1818.8749.7787.05203.07719.64269.072.354.108.7811.8333.9957.68142.34530.88204.652.092.565.037.8821.3139.3994.32372.13150.970.702.283.144.5114.1924.7064.41246.59105.820.700.772.802.828.1316.4540.39168.3970.120.000.770.942.525.089.
