底格栏栅坝及沉沙池设计计算

底格栏栅坝及沉沙池设计计算
底格栏栅坝及沉沙池设计计算

分段x (m )Q cp (m 3/s)

V cp (m/s)A b

⑴2

0.766666667 1.4075630250.5446772⑵4 1.533333333

1.626050420.942982⑶6

2.3

1.8445378151.2469252⑷8 3.066666667

2.06302521 1.486492⑸10

3.833333333

2.281512605

1.680172

2⑹

12

4.6

2.5

1.84

2

Q(m 3/s)S (mm )T (mm )

P μ

b (m )

4.610

15

0.4

0.41

2

V 0(m/s)

V(m/s)

L (m )

c (m )a x (m )

1.2

2.5

120.10.109244

24681012

分段廊道距离(m )流量(m 3/s )流速(m/s )廊道水深(m )水头损失(m )

⑴20.77 1.410.270.019⑵4 1.53 1.630.470.034⑶6 2.3 1.840.620.05⑷8 3.07 2.060.740.066⑸10 3.83 2.280.840.085⑹

12 4.6 2.50.920.106

廊道距离(m )廊道深度(m )

00.320.58940.80460.978 1.10610 1.22512 1.326

廊道结构计算成果表

廊道内水头损失计算过程廊道计算基本参数

廊道水力计算成果表

各分段流速V cp 计算

h cp x cp R cp C cp V cp2△x C cp2R cp△h(m)∑△h

0.27234 2.54470.21430.937 3.9625204.860.01930.0193 0.47149 2.9430.320433.089 5.2881350.810.01510.0344 0.62346 3.24690.38434.103 6.8046446.630.01520.0497 0.74325 3.48650.426434.7028.5121513.430.01660.0662 0.84009 3.68020.456535.110.411562.470.01850.0847

0.92 3.840.479235.38412.5599.930.02080.1056

q(m3/s)L(m)L'(m)L(m)

0.499689.205911.96812

V cp(m/s)q(m3/s)△x

1.407560.38332

1.62605

1.84454

2.06303

2.28151

2.5

m)栅条重量(t)

1.1304

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