中小流域洪水预报预警系统分析——以双洎河为例

《中小流域洪水预报预警系统分析——以双洎河为例》由会员上传分享，免费在线阅读，更多相关内容在行业资料-天天文库。

1、Abstracthasbeenused．Then，wemakethewholedesignandthelogicdesignandthefunctionmoduleonthesystem；maketheconceptualdesignandthelogicdesignforthespatialdatabaseandtheattributedatabase．ThemainresultsoftheresearcharethatweselecttheShuangjiRiverBasinintheZhengzhouasthestudyarea，weobtainthedataaboutthee

2、ngineeringfacilitiesdistributionandtheattributeinformationandthehydrologyandrainfallfromtheZhengzhouBureauofHydrologyandthewebsites，wevectorizethegraphicandorganizetheattributedatainaccordance、析t}lthedesigntoestablishGeodatabaseandtheattributedatabasebasedontheSQLServer2005．WeusetheC撑languageto

3、developthemediumandthesmallbasinfloodforecastingandearlywarningsystembasedontheArcGISEngine9．3componentsintheVisualStudio2008platform．ThissystemCanrealizethemapSCanaboutthewholevalley,andrealizetheoverallstatisticaldataofrainfallandthewaterlevel，andrealizethespatialqueryaboutthestationnetworkan

4、dthereservoirsbasedonthemap．Itcanrealizethereal—timedisplayaboutthehydrologyandtherainfallinformationandCandisplaythereal-timeisohyetalline．Itcanrealizethevisualandtheinteractivefloodforecasting，andrealizethesubmergedthree-dimensionaldynamicanalysisbasedonDEMandthefloodearlywarningmanagementbas

5、edongrid．Thisstudyhasimprovedthelevelofinformationmanagementinthesmallandmediumbasins，whichimprovesthefloodforecastingandwarningcapabilities．Itcanprovidemoreaccurate，quickinformationforthemediumandsmallbasinstopreventflooddisaster．Keywords：mediumandsmallbasins；floodforecast；floodearlywarning；Ar

6、cGISEngine；ShuangjiRiver目录1引言⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯11．1研究背景及意义⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯l1．1．1研究背景⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯11．1．2研究意义⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯21．2国内外研究现状⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯31．2．1国内外中小流域研究现状⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯31．2．2国内外水文模型研究现状⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯41．2．3国内外洪水预报研究现状

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