Research Article

Using the Cloud-Bayesian Network in Environmental Assessment of Offshore Wind-Farm Siting

Table 3

Grade division of indicators.

IndicatorGradeCloudDiscrete Value

Annual mean wind  
(m/s)
Level 1(4.438,0.181,0.003)1
Level 2(5.692,0.651,0.108)2
Level 3(7.342,0.329,0.051)3
Level 4(8.071,0.129,0.02)4

Annual mean wind power density  
(W/m2)
Level 1(107.451,27.614,1.166)1
Level 2(317.637,41.031,6.083)2
Level 3(437.955,31.202,4.626)3
Level 4(556.165,27.936,3.315)4

CvLevel 1(0.534,1.583,0.113)1
Level 2(0.471,1.123,0.079)2

Offshore distance  
(km)
Level 1(36.988,12.473,1.062)1
Level 2(90.198,11.345,0.966)2
Level 3(137.586,9.310,0.746)3
Level 4(191.023,13.396,1.270)4
Level 5(263.354,20.287,1.922)5

Mean water depth  
(m)
Level 1(-107.375,12.317,1.852)1
Level 2(-71.867,9.245,1.391)2
Level 3(-31.779,11.927,1.519)3

Wave height  
(m)
Level 1(1.557,2.058,0.474)1
Level 2(1.195,1.842,0.424)2

Flow speed  
(cm/s)
Level 1(19.857,2.616,0.423)1
Level 2(13.069,1.725,0.305)2
Level 3(9.093,1.102,0.195)3

Distance of road network  
(km)
Level 1>301
Level 215~302
Level 35~153
Level 41~54

Distance of electricity grid  
(km)
Level 1>501
Level 225~502
Level 310~253
Level 45~104

Distance of natural environment  
(km)
Level 1>151
Level 210~152
Level 35~103
Level 40~54