基于WEBGIS应急救援指挥信息系统研究与实现

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1、四川大学硕士学位论文基于WebGIS应急救援指挥信息系统研究与实现姓名：陈德松申请学位级别：硕士专业：计算机应用指导教师：徐林20060401婴坐盔兰竺三兰竺堡苎ResearchandImplementationofEmergencyRescueCommandInformationSystemMajor：ComputerApplicationGraduate：CHENDesongAdvisor：XULINFatalworksafetyaccidentshappenallthe女llTle，whichwillcausehugeeconomicslossandevendi

2、saster．People’Slivesandwealthwithinthefactoriesaswell笛adjacentareawillheatgreatdamage．Furthermore，theecosystemwillhaveirreversibledamagetOO．EmergencyRescueCommandSystemBasedonG1S(GeographicInformationSystem)isanenhancedDecision-makingSupportSystemthatintegratesspacialanalysis，regionalco

3、mputingandmanagementfunctions，etc．ItcallproviderelatedinformationtotheenterprisesaboutworksafetyandemergencySUCCOr,toreducethedamagingextenttothelowestPaperbasedonresearchandtherealizationoftheseriousaccidentsWebGISemergencyrescuecommandinformationsystems．ThearticleexaminedtheWebGIS(net

4、workGIS)tectonicmodeIs,thestructureandcompositionofthemajortechnicalachievementWebGIS：CGI(CommonGatewayInterface)，serverapplicationsinterfaces(ServerAPIIplug-ius(Plug-in),JavaAppletandActiveX．Establishedemergencyrescuebusinessmodelandexpoundedleaking，fireandexplosion’Sdamagedregion,disc

5、ussedemergencyI'escUeworkflowrequiredcomprehensivereSclleinformation．Usingobject-ofientedanalysis，designmethodology,usingB／S(browser／server)modelandSmartClient(smart-client)combinationsystemarchitecture，withthespacialandbusinessdatastoredinthesameRDBMS，usingWebGlS、WebServieeandotheradva

6、ncedtechnologytoachieveamulti-tierdistributedsystem．WithB／Sarchitecture,themapandallkindsofrescueinformationwillbepublishedandsharedeasily．TheSmartClientimplementsthefunctionsofemergencydrillingandemergencyrescuewhichhasthecharacteristicofmakinguseoflocalandnetworkreso㈣，supportingoccasi

7、onallyconnectedusers,providingintelligentinstallationandupdate，providingclientdeviceflexibilityetc．Keywords：EmergencyRescueWebGISWebservieeUMLSmartClientⅡ四川大学硕l学位论艾1．引言1．1课题背景英国机械工程师墨菲在1949年提出著名的墨菲定律即“任何事情如果存在出现差错的可能性，那么差错迟早都要发生。”Ill墨菲定律的数学解释是，假设某意外事件在一次活动中发生的概率为P(p>O)，则在n次活动中至