脉动影响系数v

H／B

粗糙度类

别ABCDABCDABCDABCD粗糙度类

别ABCDABCD

≤300.440.420.40.360.480.460.430.390.50.480.450.410.530.510.480.43≤300.520.50.470.430.530.510.480.43

500.420.410.40.370.470.460.440.420.510.50.490.460.510.50.490.46500.530.530.50.480.540.530.510.48

1000.330.330.340.340.410.420.420.420.460.470.480.480.490.490.490.491000.510.520.520.520.530.540.540.54

总 高 度 H(m)1502000.270.240.280.250.290.270.30.270.350.310.360.360.370.340.380.360.420.380.420.40.440.420.460.460.420.410.460.430.480.460.490.48总 高 度 H(m)1502000.490.460.50.480.520.50.530.530.510.480.520.50.530.520.530.55

250

0.210.220.230.250.270.290.310.330.350.360.380.440.380.40.430.472500.440.450.480.520.460.490.520.55

3000.190.20.220.240.260.270.290.320.330.350.380.420.380.40.430.463000.420.440.470.510.430.60.50.54

≤0.5

1

2

3H／B

5

8

3500.170.180.20.220.240.260.280，310.310.330.360.390.360.380.410.453500.390.420.450.50.420.440.480.53