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
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HIJKL:TV213 MNOPQ:A MRSL:1672643X(2022)05008107
EvaluationofwaterresourcescarryingcapacityofXinxiangCity
basedoncombinedweightTOPSISmodel
4
2,3
4
2,3
1
DENGQuancheng,PINGJianhua ,MEIXuemei ,LPeng,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.Ecoenvironmentalwateruseratewastheprincipalobstaclefactor
hinderingtheimprovementofwaterresourcescarryingcapacity ,waterproductionmoduluscamethesec
ond,whereaswatersupplymodulus,wateruseoftheYellowRiverandtreatmentrateofdomesticsewage
werethetertiaryfactors.Inthefuture,moreattentionshouldbepaidtotheecologicalenvironmentpro
tectionandtheimprovementoftheutilizationefficiencyofwateruseoftheYellowRiverforthedevelop
mentofXinxiangCity.Atthesametime,itisnecessarytopromotethedevelopmentofwatersavingin
dustriesandtertiaryindustries.
Keywords:waterresourcescarryingcapacity;combinedweight;TOPSISmodel;obstacledegreemod
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