瞬时单位线计算过程

已知

F L J（‰）10.12 5.9959.76

河（新店子河）李庙沙坪村出口断面设计面雨量

H140.6H663.5H24100.7cv 0.45cv 0.63cv 0.63

查kp

P1%P2%P5%P10%P20%

1h 2.52 2.25 1.88 1.6 1.313h 6h 3.334 2.872 2.266 1.81 1.3624h 3.334 2.872 2.266 1.81 1.36

已知J=9.76属山丘区F/L^20.28属一般形状

求净雨

雨程分配表

t

t/k

s(t)s(t-△t)u(△t、t)q(△t、t)q(△t、t) 6.3 6.8

7.3

8.4

10.5

18.4

36.9

00.000000

0.50.80.3400.34 1.904 1.904011.99520.00001 1.60.6380.340.298 1.6688 1.668810.5134412.94720.00001.5 2.40.8130.6380.1750.980.9800 6.17411.347813.89920.00002 3.20.9060.8130.0930.52080.5208 3.28104 6.664012.182215.99360.00002.5 4.00.9580.9060.0520.29120.2912 1.83456 3.54147.154014.017919.99200.00003 4.80.9750.9580.0170.09520.09520.59976 1.9802 3.80188.232017.522435.03360.00003.5 5.60.9930.9750.0180.10080.10084 6.40.9960.9930.0030.01680.01684.57.20.998

0.9960.0020.01120.011258.010.9980.0020.01120.01125.58.8

1

1000.000066.577.588.599.51010.511

Qp2%△t=0.5tc=6小时n=1.5fc=1.9

t

t/k

s(t)

s(t-△t)00.00000

0.50.80.3400.34 1.904 1.90401 1.60.6380.340.298 1.6688 1.66881.5 2.40.8130.6380.1750.980.98002 3.20.9060.8130.0930.52080.52082.5 4.00.9580.9060.0520.29120.29123 4.80.9750.9580.0170.09520.09520.46648 1.5725 3.0206 6.566014.351728.94080.00003.5 5.60.9930.9750.0180.10080.10080.493920.5141 1.6890 3.48948.428025.365862.45124 6.40.9960.9930.0030.01680.01680.082320.54430.5522 1.9510 4.478914.896054.73664.57.20.998

0.9960.0020.01120.01120.054880.09070.58460.6378 2.50437.916232.144058.010.9980.0020.01120.0112

0.054880.06050.0974

0.67540.8187 4.426217.08225.58.8

11000.0000

00.06050.0650

0.11260.8669 1.44709.551460.00000.0650

0.07500.1445 1.5322 3.12266.50.0000

0.07500.09630.2554 3.306270.0000

0.09630.17020.55107.50.0000

0.17020.367480.0000

0.36748.50.0000

99.51010.511

Qp5%t

t/k

s(t)

s(t-△t)u(△t、t)q(△t、t)q(△t、t)

3.4 3.7

4.1 4.7 6.311.327.4

00.00000

0.50.70.29500.295 1.652 1.6520 5.61680.00001 1.50.6080.2950.313 1.7528 1.7528 5.95952 6.11240.00001.5 2.20.7790.6080.1710.95760.9576 3.25584 6.4854 6.77320.00002 2.90.8880.7790.1090.61040.6104 2.07536 3.54317.18657.76440.00002.5 3.70.940.8880.0520.29120.29120.99008 2.2585 3.92628.238210.40760.00003 4.40.9680.940.0280.15680.15680.53312 1.0774 2.5026 4.500711.042618.66760.00003.5 5.10.9840.9680.0160.08960.08960.304640.5802 1.1939 2.8689 6.032919.806645.26484 5.90.9920.9840.0080.04480.04480.152320.33150.6429 1.3686 3.845510.820948.02674.5 6.60.9950.9920.0030.01680.01680.057120.16580.36740.7370 1.8346 6.897526.238257.30.998

0.9950.0030.01680.01680.057120.06220.18370.42110.9878 3.290616.72505.58.110.9980.0020.01120.0112

0.038080.06220.06890.21060.5645 1.77187.978968.8

11000.0000

0.0000

0.04140.06890.07900.2822 1.0125 4.29636.50.0000

0.04590.07900.10580.5062 2.455070.0000

0.05260.10580.1898 1.22757.50.0000

0.07060.18980.460380.0000

0.12660.46038.50.0000

0.306990.0000

9.51010.5

11

11.5

Qp10%n=1.5

t t/k s(t)s(t-△t)u(△t、t)q(△t、t)q(△t、t) 2.2 2.5 2.7 3.1 4.58.323.3

00.000000

0.50.70.29500.295 1.652 1.6520 3.63440.0000

1 1.50.6080.2950.313 1.7528 1.7528 3.85616 4.13000.0000

1.5

2.20.7790.6080.1710.95760.9576 2.10672 4.3820 4.46040.0000

2 2.90.8880.7790.1090.61040.6104 1.34288 2.3940 4.7326 5.12120.0000

2.5

3.70.940.8880.0520.29120.29120.64064 1.5260 2.5855 5.43377.43400.0000

3 4.40.9680.940.0280.15680.15680.344960.7280 1.6481 2.96867.887613.71160.0000

3.5 5.10.9840.9680.0160.08960.08960.197120.39200.7862 1.8922

4.309214.548238.4916

4 5.90.9920.9840.0080.04480.04480.098560.22400.42340.9027 2.74687.948140.8402

4.5 6.60.9950.9920.0030.01680.01680.036960.11200.24190.4861 1.3104

5.066322.3121

57.30.9980.9950.0030.01680.01680.036960.04200.12100.27780.7056 2.417014.2223

5.58.110.9980.0020.01120.01120.024640.04200.04540.13890.4032 1.3014

6.7850

68.811000.000000.02800.04540.05210.20160.7437 3.6534

6.50.00000.03020.05210.07560.3718 2.0877

70.00000.03470.07560.1394 1.0438

7.50.00000.05040.13940.3914

80.00000.09300.3914

8.50.00000.2610

90.0000

9.5

10

10.5

11

11.5

Qp20%n=1.5

t t/k s(t)s(t-△t)u(△t、t)q(△t、t)q(△t、t) 1.3 1.4 1.6 1.9 2.9 5.419.1

00.000000

0.50.70.29500.295 1.652 1.6520 2.14760.0000

1 1.30.5420.2950.247 1.383

2 1.3832 1.79816 2.31280.0000

1.5

2.00.7380.5420.196 1.0976 1.0976 1.42688 1.9365 2.64320.0000

2 2.60.8420.7380.1040.58240.58240.75712 1.5366 2.2131 3.13880.0000

2.5

3.30.9140.8420.0720.40320.40320.524160.8154 1.7562 2.6281

4.79080.0000

3 3.90.9540.9140.040.2240.22400.29120.56450.9318 2.085

4 4.01138.92080.0000

3.5

4.60.9730.9540.0190.10640.10640.138320.31360.6451 1.1066 3.18307.469331.5532

4 5.30.9850.9730.0120.06720.06720.087360.14900.35840.7661 1.6890 5.927026.4191

4.5

5.90.9930.9850.0080.04480.04480.058240.09410.17020.4256 1.1693 3.145020.9642

5 6.60.9950.9930.0020.01120.01120.014560.06270.10750.20220.649

6 2.177311.1238

5.57.20.9970.9950.0020.01120.01120.014560.01570.07170.12770.3086 1.20967.7011

67.90.9990.9970.0020.01120.01120.014560.01570.01790.08510.19490.5746 4.2784

6.58.510.9990.0010.00560.00560.00730.01570.01790.02130.12990.3629 2.0322

79.211000.00000.00000.00780.01790.02130.03250.2419 1.2835

7.50.00000.00900.02130.03250.06050.8557

80.00000.01060.03250.06050.2139

8.50.00000.01620.06050.2139

90.00000.03020.2139

9.50.00000.1070

100.0000

10.5

11

11.5

12

12.5

61.413.37.3 5.8 5.3地面径流地下径流设计洪水过程

00.48120.48

11.99520.548112.54

23.460640.615024.08

31.421040.681932.10

38.120880.748838.87

46.539920.815747.36

67.169760.882668.05

119.03640.9495119.99

205.91704 1.0164206.93

178.31016 1.0833179.39

0.0000122.95752 1.1502124.11

11.04320.000082.09096 1.217183.31

9.679010.091257.4504 1.284058.73

5.68408.844632.28904 1.350933.64

3.0206 5.194018.73928 1.417820.16

1.6890

2.76028.1357 1.48479.62

0.5522 1.5434 4.15576 1.5516 5.71

0.58460.5046 2.04848 1.6185 3.67

0.09740.53420.8624 1.6854 2.55

0.06500.08900.23576 1.7523 1.99

0.06500.05940.12432 1.8192 1.94

0.00000.05940.05936 1.8861 1.95

0.00000 1.9530 1.95

4.5 4.1地面径流地下径流设计洪水过程

00.43030.43

9.32960.49119.82

18.458720.551919.01

24.856720.612725.47

30.279760.673530.95

37.478560.734338.21

54.918080.795155.71

0.0000102.431280.8559103.29 104.33920.0000181.580560.9167182.50 91.450220.75360.0000156.13640.9775157.11 53.704018.189911.23360.0000106.34288 1.0383107.38 28.539810.68209.84598.56800.000069.73904 1.099170.84 15.9578 5.6767 5.78207.50967.806447.67168 1.159948.83

5.2170 3.1741 3.0727 4.4100

6.842126.4488 1.22072

7.67

5.5238 1.0377 1.7181 2.3436 4.018015.4588 1.28151

6.74

0.9206 1.09870.5617 1.3104 2.1353 6.5643 1.34237.91

0.61380.18310.59470.4284 1.1939 3.38128 1.4031 4.78

0.61380.12210.09910.45360.3903 1.67888 1.4639 3.14

0.00000.12210.06610.07560.41330.67704 1.5247 2.20

0.00000.06610.05040.06890.18536 1.5855 1.77

0.00000.05040.04590.09632 1.6463 1.74

0.00000.04590.04592 1.7071 1.75

0.00000 1.7679 1.77

45.78.0 4.3 3.1 2.8地面径流地下径流设计洪水过程

00.35920.36

5.61680.4080

6.02

12.071920.456812.53

16.51440.505617.02

20.569360.554521.12

25.820480.603326.42

38.324160.652138.98

0.000076.051920.700976.75 75.49640.0000140.684880.7497141.43 80.103013.21600.0000129.616480.7986130.42 43.762314.02247.10360.000086.615760.847487.46 27.89537.66087.5370 5.12120.000058.90920.896259.81 13.3078 4.8832 4.1177 5.4337 4.625638.148320.945039.09

7.1658 2.3296 2.6247 2.9686 4.907823.188480.993824.18

4.0947 1.2544 1.2522 1.8922 2.681312.75064 1.042713.79

2.04740.71680.67420.9027 1.7091 6.7710 1.09157.86

0.76780.35840.38530.48610.8154 3.39976 1.1403 4.54

0.76780.13440.19260.27780.4390 2.11848 1.1891 3.31

0.51180.13440.07220.13890.2509 1.10824 1.2379 2.35

0.00000.08960.07220.05210.12540.33936 1.2868 1.63

0.00000.04820.05210.04700.14728 1.3356 1.48

0.00000.03470.04700.08176 1.3844 1.47

0.00000.03140.03136 1.4332 1.46

0.00000 1.4820 1.48

38.9 5.8 3.0 2.0 1.8地面径流地下径流设计洪水过程

0.00000.30130.30

3.63440.3433 3.98

7.98620.38538.37

10.94910.427311.38

13.59060.469414.06

17.61980.511418.13

27.28880.553427.84

0.000060.61660.595461.21 64.26280.0000117.44660.6374118.08 68.18399.58160.0000107.33130.6794108.01 37.250610.1662 4.95600.000070.19540.721470.92 23.7446 5.5541 5.2584 3.30400.000046.60150.763447.36 11.3277 3.5403 2.8728 3.5056 2.973628.94420.805429.75

6.0995 1.6890 1.8312 1.9152 3.15501

7.30740.84741

8.15

3.48540.90940.8736 1.2208 1.72379.50660.889510.40

1.74270.51970.47040.5824 1.0987 4.99520.9315 5.93

0.65350.25980.26880.31360.5242 2.50430.9735 3.48

0.65350.09740.13440.17920.2822 1.6078 1.0155 2.62

0.43570.09740.05040.08960.16130.8344 1.0575 1.89

0.00000.06500.05040.03360.08060.2296 1.0995 1.33

0.00000.03360.03360.03020.0974 1.1415 1.24

0.00000.02240.03020.0526 1.1835 1.24

0.00000.02020.0202 1.2255 1.25

0.00000.0000 1.2676 1.27

31.9 3.8 1.9 1.1 1.0地面径流地下径流设计洪水过程

0.00000.23890.24

2.14760.2694 2.42

4.11100.2999 4.41

6.00660.3303 6.34

7.64570.36088.01

10.51460.391210.91

16.80500.421717.23

0.000044.40910.452244.86 52.69880.000088.09470.482688.58 44.1241 6.27760.000076.42820.513176.94 35.0134 5.2562 3.13880.000057.74610.543558.29 18.5786 4.1709 2.6281 1.81720.000036.64360.574037.22 12.8621 2.2131 2.0854 1.5215 1.652025.51530.604526.12

7.1456 1.5322 1.1066 1.2074 1.383214.96210.634915.60

3.39420.85120.76610.6406 1.09768.35460.66549.02

2.14370.40430.42560.44350.5824 4.97840.6958 5.67

1.42910.25540.20220.24640.4032

2.85380.7263

3.58

0.35730.17020.12770.11700.2240 1.28690.7568 2.04

0.35730.04260.08510.07390.10640.90940.7872 1.70

0.35730.04260.02130.04930.06720.64460.8177 1.46

0.17860.04260.02130.01230.04480.29960.8481 1.15

0.00000.02130.02130.01230.01120.06610.87860.94

0.00000.01060.01230.01120.03420.90910.94

0.00000.00620.01120.01740.93950.96

0.00000.00560.00560.97000.98

0.00000.0000 1.0004 1.00