序号项目名称单位数据备注
1流域面积Km25.44
3h60minmm42.5平均点雨量
4h6hrmm70平均点雨量
5h24hrmm110平均点雨量
6Cv(h60min)0.47平均
7Cv(h6hr)0.49平均
8Cv(h24hr)0.5平均
9点面系数α60min1
10点面系数α6hr1
11点面系数α24hr1
12植被类别3填2,3,4
16P=0.1%3.5
17P=0.2%3.27
18P=0.3333%3.06
19P=0.5%2.89
20P=1%2.6
21P=2%2.31
22P=3.33%2.1
23P=5%1.924
24P=10%1.625
25P=20%1.315
26P=0.1%3.71
27P=0.2%3.4
28P=0.3333%3.18
29P=0.5%3
30P=1%2.7
31P=2%2.38
32P=3.33%2.15
33P=5%1.967
34P=10%1.648
35P=20%1.322
36P=0.1%3.79
37P=0.2%3.47
38P=0.3333%3.24
39P=0.5%3.05
40P=1%2.74
41P=2%2.42
42P=3.33%2.18
43P=5%1.988
计算前应先调整本表中的各项目数值(红色)
不同频率Kp值
[Cv(h60min)]
不同频率Kp值
[Cv(h6hr)]
不同频率Kp值
[Cv(h24hr)]
44P=10%1.661
45P=20%1.326
适用条件:汇流时间在1-6小时
Kp值
[Cv(h24hr)]