Page 85 - 《水资源与水工程学报》2022年第5期
P. 85

! 33 " ! 5 #                      & ' ( ) & * + , -                               Vol.33No.5
               2022 $ 10 %              JournalofWaterResources&WaterEngineering                 Oct.,2022

            DOI:10.11705/j.issn.1672-643X.2022.05.10


            '1”•\ TOPSIS .W:l–5=òknop?@



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                 HIJKL:TV213   MNOPQ:A    MRSL:1672643X(2022)05008107
                     EvaluationofwaterresourcescarryingcapacityofXinxiangCity

                                   basedoncombinedweightTOPSISmodel

                                                                                                   4
                                                      2,3
                                                                                 4
                                                                     2,3
                                      1
                     DENGQuancheng,PINGJianhua ,MEIXuemei ,LPeng,MIAOChangting
               (1.SchoolofWaterConservancyEngineering,ZhengzhouUniversity,Zhengzhou450001,China;2.GeothermalandEcological
               GeologyResearchCenter,ZhengzhouUniversity,Zhengzhou450001,China;3.SchoolofEcologyandEnvironment,Zhengzhou
                   University,Zhengzhou450001,China;4.XinxiangMunicipalWaterResourcesBureau,Xinxiang453000,China)
                 Abstract:ToaccuratelyevaluatethecarryingcapacityofwaterresourcesinXinxiangCity,awaterre
                 sourcescarryingcapacityassessmentindexsystemcomposedof “waterresources-society-economy-e
                 cology ”wasconstructed,andTOPSISwasusedtocombinetheentropymethodandtheanalytichierarchy
                 processtoassignweights.ThewaterresourcescarryingcapacityofXinxiangCityfrom2006to2018was
                 comprehensivelyevaluatedusingthismodel ,andthentheevaluationresultswereanalyzedbytheobstacle
                 degreemodel.TheevaluationresultsshowedthatthewaterresourcescarryingcapacityofXinxiangCity
                 hasbeenincreasingyearbyyearfrom2006to2018.Althoughthereweredecreasesinthespanoftime,
                 theoverallsituationshowedanimprovingtrend;theobstacledegreeresultsshowedthatthemainobsta
                 cleshinderingthedevelopmentofXinxiangCity’swaterresourcescarryingcapacityweremainlytheeco
                 logicalandwaterresourcesdimensions.Ecoenvironmentalwateruseratewastheprincipalobstaclefactor
                 hinderingtheimprovementofwaterresourcescarryingcapacity ,waterproductionmoduluscamethesec
                 ond,whereaswatersupplymodulus,wateruseoftheYellowRiverandtreatmentrateofdomesticsewage
                 werethetertiaryfactors.Inthefuture,moreattentionshouldbepaidtotheecologicalenvironmentpro
                 tectionandtheimprovementoftheutilizationefficiencyofwateruseoftheYellowRiverforthedevelop
                 mentofXinxiangCity.Atthesametime,itisnecessarytopromotethedevelopmentofwatersavingin
                 dustriesandtertiaryindustries.
                 Keywords:waterresourcescarryingcapacity;combinedweight;TOPSISmodel;obstacledegreemod

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