洪水风险图编制管理与应用
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FloodRiskManagement BasedonInformationTechnology

Zhang Weijun

([Ewaters Environmental Science&Technology (Shanghai) Ltd.,Shanghai])

摘要: Floodmanagementisaboutmanaginguncertaintiesduetocatchmentwideextremerainfalleventsand complexinfrastructure.Thekeyaspectstomanagetheseuncertainties,fromourexperience,areeffectivelyidentifying floodrisksandtheirconsequences.Appropriatecomputer modelsareessentialtogainsufficientknowledgeandunder-standingtoaddresstheseaspects.However,withsomanyvariablesinvolvedtoestimateorpredictfloodseverity,thea-nalysisandresolutionoffloodmanagementissuespresentsbigchallengesfortechnicalandmanagementstaff.Itisimpor-tantthatmodelsarebuiltbasedonagoodunderstandingofthephysicalsystemsandhydrologicalconditions,withthe bestuseofallavailableGISdataandinformation.GISandcomputermodelingarecommonlyusedforbusiness.Thispa-perdemonstratescore modelingexperienceswithknowledgebasedinformationintegrationtechnology,whichhasbeen successfullydemonstratedintherecentlycompletedNorthlandRegionalCouncil(NRC)PriorityRiversFloodRiskReduc-tionProject.Now withthelatestinformationintegrationtechnologybasedoncrossdisciplineexperiencesandengineering knowledge,itispossibletounderstandcriticalissues,achieveclearandtransparentscenariomodelingresults,examine systemcapacity,limitations,risksandconsequences.

Abstract: Floodmanagementisaboutmanaginguncertaintiesduetocatchmentwideextremerainfalleventsand complexinfrastructure.Thekeyaspectstomanagetheseuncertainties,fromourexperience,areeffectivelyidentifying floodrisksandtheirconsequences.Appropriatecomputer modelsareessentialtogainsufficientknowledgeandunder-standingtoaddresstheseaspects.However,withsomanyvariablesinvolvedtoestimateorpredictfloodseverity,thea-nalysisandresolutionoffloodmanagementissuespresentsbigchallengesfortechnicalandmanagementstaff.Itisimpor-tantthatmodelsarebuiltbasedonagoodunderstandingofthephysicalsystemsandhydrologicalconditions,withthe bestuseofallavailableGISdataandinformation.GISandcomputermodelingarecommonlyusedforbusiness.Thispa-perdemonstratescore modelingexperienceswithknowledgebasedinformationintegrationtechnology,whichhasbeen successfullydemonstratedintherecentlycompletedNorthlandRegionalCouncil(NRC)PriorityRiversFloodRiskReduc-tionProject.Now withthelatestinformationintegrationtechnologybasedoncrossdisciplineexperiencesandengineering knowledge,itispossibletounderstandcriticalissues,achieveclearandtransparentscenariomodelingresults,examine systemcapacity,limitations,risksandconsequences.

关键词:Flood management Information integration Computer modeling

Keywords:Flood management Information integration Computer modeling