成都市河网水系水环境容量研究

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1、西南交通大学硕士学位论文成都市河网水系水环境容量研究姓名：程美莉申请学位级别：硕士专业：环境工程指导教师：杨敏20080501西南交通大学硕士研究生学位论文第1I页AbstractTherivernetworkareasaredevelopedintheaspectofsociety,economyandculture，andinwhichwaterpollutionproblemisalsooutstandingly．Notonlyitcausestobecomethewaterqualitytolackwaterdistrict

2、，butalsorestrictsthedevelopmentofthislocaleconomyandsociety．Therefore，thepeoplepaymoreattentiontotheresearchonwaterresourcesinrivernetworkareasdaybyday,simultaneouslyadoptcorrespondingthewaterqualityvaluesimulationmethodforthewaterenvironmentqualityforecast，thusprovide

3、sthescientificbasisinitswaterenvironmentreasonableprojectandmanagements．T11ispaperfirstlyanalyzestheChengduriverswaterqualityparameterthroughsomedates，thenfoudedone-dimensionstabilizefivernetworkqualitymodelthatbasedonasingleriverwaterqualitymodel，thebalancingofmassand

4、wateryield．AtlastitappliedtotheChengdufivernetworkarea，andanalysismainriverenvironmentalcapacity．Themaincontentsstudiedinthispaperareasfollows：(1)AlinesourcewaterqualitymodelWasestablishedthroughsourceofpMlutiondistributedcharacteristicinChengdu，andsubstitutedforthepoi

5、ntsource．Itisadvantageousforestablishmenttheoverallrivernetworkwatermodelsystem．(2)Basingonthematuresinglefiverwaterqualitymodel，afivernetworkincideneematrixwasbuildedthatcombinedthebalanceequationofpollutantandflowatthefivernetworknode．Deducingthefivernetworkwaterqual

6、itymodelcarried0ntheChengdufivernetworksystemandprogramedappropriatecomposition．(3)Usingthepasthydrologyandwaterqualitymonitormaterial，therivernetworkmodelparameterwasdefined．．(4)FinallythewaterenvironmentalcapacityofChengduFuRiver,NanRiverandShaRiverwerecalculatedanda

7、nalyzedthroughthepredictedvalueoftherivernetwork．Keyword：Rivernetwork，Waterqualitymodel，Waterenvironmentalcapacity西南交通大学学位论文版权使用授权书本学位论文作者完全了解学校有关保留、使用学位论文的规定，同意学校保留并向国家有关部门或机构送交论文的复印件和电子版，允许论文被查阋和借阅。本人授权西南交通大学可以将本论文的全部或部分内容编入有关数据库进行检索，可以采用影印、缩印或扫描等复印手段保存和汇编本学位论文。本学位论文

8、属于1．保密0，在年解密后适用本授权书；2．不保密0使用本授权书。(请在以上方框内打“扩)学位乎文作者虢穆关翻指制币躲榀敌隰Ⅺ。儿IJ日要j硼罗．多，y西南交通大学学位论文创新性声明本人郑重声明：所呈交的学位论文，是在导师指导下独立进