Page 64 - 《水资源与水工程学报》2024年第2期
P. 64

!35 "!2 #                         & ' ( ) & * + , -                               Vol.35No.2
               2024 $ 4 %               JournalofWaterResources&WaterEngineering                 Apr.,2024

            DOI:10.11705/j.issn.1672-643X.2024.02.07


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                           Demandanalysisofurbanreclaimedwaterconsidering
                                           waterqualityandwaterprice

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                    GAOYuhui ,CHENChen,WULiangman,LIUJing,LIDaiyuan,WANGGaoxu
                    (1.CollegeofHydrologyandWaterResources,HohaiUniversity,Nanjing210024,China;2.NanjingHydraulic
                       ResearchInstitute,Nanjing210029,China;3.SuqianWaterResourcesBureau,Suqian223800,China;
                                  4.SuqianResearchinstituteofHohaiUniversity,Suqian223800,China)
                Abstract:Reclaimedwateriscalledthesecondwatersourceofcity;strengtheningtheallocationandutili
                zationofreclaimedwaterisconducivetooptimizingthewatersupplystructure ,increasingthesupplyof
                waterresources,alleviatingthecontradictionbetweenwatersupplyanddemand,andensuringwatereco
                logicalsecurity.Scientificdemandpredictionofurbanreclaimedwatercanprovideatechnicalsupportfor
                theimprovementofwastewaterresourceutilizationlevel.Basedonthedemandanalysisofregionalwater
                resources ,fullconsiderationisgiventothecharacteristicsofquantityandqualityofwaterdemandin4
                fields,includingindustrialproductionuse,urbanmiscellaneoususe,riverreplenishmentuse,aswellas
                farmlandandforestryirrigationuse.Then ,atechnicalframeworkofdemandpredictionofreclaimedwater
                invariousfieldsisputforwardbasedontheconsiderationofwaterqualityandwaterprice.Firstly ,consid
                eringtheinfluenceofwaterquality ,theindexofthereplaceablerateofreclaimedwaterisintroducedto
                analyzethewaterquantitythatcanbesuppliedbyreclaimedwaterinthetotalwaterdemand.Secondly ,
                consideringtheinfluenceofthepriceonthedemandofreclaimedwaterundertheindependentpricing
                mode ,asubsidy-price-demandmodelisestablishedtocalculateregionalreclaimedwaterdemandunder
                differentsubsidyscenarios.ThecasestudyofthecentralurbanareaofSuqianCityshowthatunderthere

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