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工程水文学课后题答案4-2(修正版)

工程水文学课后题答案4-2(修正版)
工程水文学课后题答案4-2(修正版)

hs Rs I0ΔQg Qs

降雨量(mm)

时段Q实(m3/s)

1.0010.00 5.3045.40 5.300.2710.000.00

2.009.0038.3035.309.000.00

3.0030.0013.1010.109.2720.73

4.00106.00 2.809.5396.47

5.00324.0059.509.80314.20

6.00190.00径流深45.410.07179.93

7.00117.0010.33106.67

8.0080.0010.6069.40

9.0056.0010.8745.13

10.0041.0011.1329.87

11.0034.0011.4022.60

12.0028.0011.6716.33

13.0023.0011.9311.07

14.0020.0012.207.80

15.0017.0012.47 4.53

16.0015.0012.73 2.27

17.0013.0013.000.00

18.0012.00

19.0011.00927.00

20.0010.00

21.009.00Rs=∑Qs*Δt/(1000F)=45.40

假设没有后期不产流,即P0=0

f=(P-R-I0-P0)/t=0.49

f*Δt= 2.932>2.8所以假设不成立

重新假设P0=2.8

f=(P-R-I0-P0)/t=0.50

f*Δt= 2.997<13.1<38.8所以假设成立

Qs1Qs2q q修s(t)s(t-12)s-s(t-12)q(12)q(12)

20.73 5.87 5.90 5.87 5.87 2.94 2.94

90.53 5.9325.6525.6531.52 5.8725.6540.83

288.2925.9181.6681.66113.1831.5281.6640.8310.00

97.4482.5027.6030.00142.18113.1829.00 4.49

78.7827.8822.3220.00162.18142.1820.0010.00 2.36

46.8522.5513.2713.27175.46162.1813.27 1.10

31.7313.418.998.99184.44175.468.99 4.490.42

20.799.08 5.89 5.89190.33184.44 5.890.00

16.65 5.95 4.72 4.50195.05190.33 4.72 2.36

11.57 4.76 3.28 3.28198.33195.05 3.28

7.76 3.31 2.20 2.20200.52198.33 2.20 1.10

5.58 2.22 1.58 1.58202.10200.52 1.58

2.94 1.600.830.83202.93202.100.830.42

1.430.840.400.40203.3420

2.930.40

0.000.410.000.00203.34203.340.000.00

0.000.000.00203.34203.340.00

203.3462.14

204.26204.15

10.0010.00

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