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模糊综合评价法在长江下游贵池河段水质评价中的应用
引用本文:尤永祥,曹贯中,肖仲凯,章磊. 模糊综合评价法在长江下游贵池河段水质评价中的应用[J]. 水利科技与经济, 2012, 18(4): 54-56
作者姓名:尤永祥  曹贯中  肖仲凯  章磊
作者单位:1. 长江水利委员会长江下游水文水资源勘测局,南京,210011
2. 长江水利委员会长江下游水文水资源勘测局大通水文站,安徽池州,247126
摘    要:
对水质评价存在诸多方法,而模糊综合评价法具有评价结果合理、更接近客观实际等优点,因而得到越来越广泛的应用。通过模糊评价方法对长江下游贵池河段2005~2009年间水环境综合评价,并采用加权平均原则求取隶属等级,取得较好的效果。

关 键 词:水质评价  模糊综合评价  隶属函数  隶属度  加权平均原则

Application of Fuzzy Comprehensive Evaluation in Water Quality Assessment of Guichi Stream Segment Downstream of Yangtze River
YOU Yong-xiang,CAO Guan-zhong,XIAO Zhong-kai,ZHANG Lei. Application of Fuzzy Comprehensive Evaluation in Water Quality Assessment of Guichi Stream Segment Downstream of Yangtze River[J]. Water Conservancy Science and Technology and Economy, 2012, 18(4): 54-56
Authors:YOU Yong-xiang  CAO Guan-zhong  XIAO Zhong-kai  ZHANG Lei
Affiliation:1.Hydrology and Water Resources Survey Bureau for the Downstream of Yangtze River,Nanjing,210011,China;2.Datong Hydrologic Station of Hydrology and Water Resources Survey Bureau for the Downstream of Yangtze River,Chizhou 247126,Anhui,China)
Abstract:
Fuzzy comprehensive evaluation is widely applied in water quality assessment according to its advantages,such as reasonable result and closed to the actual situation.It is applied in water quality assessment of the stream segment of Guichi,downstream of Yangtze River,during 05~09,and subordinative grade is calculated by weighted average principle.It shows a good result.
Keywords:water quality assessment  fuzzy comprehensive evaluation  subordinative function  subordinative degree  weighted average principle
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