重现期

超负荷状态

管网长度(km)

占比

P = 0.5

<1 (未满)

237.50

91%

=1 (满流)

18.58

7%

=2 (压力流)

4.21

2%

P = 1

<1 (未满)

218.19

84%

=1 (满流)

29.40

11%

=2 (压力流)

12.71

5%

P = 2

<1 (未满)

205.94

79%

=1 (满流)

37.62

14%

=2 (压力流)

16.74

6%

P = 3

<1 (未满)

191.83

74%

=1 (满流)

45.89

18%

=2 (压力流)

22.57

9%

P = 5

<1 (未满)

164.72

63%

=1 (满流)

56.01

22%

=2 (压力流)

39.56

15%