基于地理信息系统的油田配电网简化建模及其实现

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1、分类号TM71l密级菇狮》甚太海Xi’anShiyouU13irersity硕士学位论文题目基于地理信息系统的油田配电网简化建模及其实现申请人宋久旭指导教师姓名刘健教授申请学位专业机械电子工程提交论文日期2005年5月1513英文摘要Subject：Specialty：Name：Instructor：SimplifiedModelingofOilfieldDistributionNetworksbasedonGeographicalInformationSystemandItsRealizationElectromechanicalEngineeringSongJiu

2、xu(Signaturel!苎孽‘圭擅x蛭LiuJian(sign。ture)辽螽蟊茇二—～ABSTRACTAsimplifiedtopologymodelforoilfielddistributionnetworkispresented．Switchesandtappingnodesareregardedasvertexes．Feederlinesareregardedasedges．Distributiontransformersaresubordinatetothecorrespondingedges，whicharedescribedonthebasesofG

3、eographicalInformationSystem(GIS)．Consequently,thenumberofvertexesisreducedremarkably．Analgorithmisputforwardtoestablishthetopologymodelofoilfielddistributionsyst啪basedongeographyinformationsystem．Avariableradiussearchingapproachbasedonadvanceandretreatmethodisprovidedtocreatetheorigina

4、ltopology．11leestablishedtopologyisguaranteedtobecorrectevenifdrawingisnotstandardized．ThesubordinaterelationshipsofelistributiontranSformersandfeederlinesarecreatedbybufferanalysis．Theefficiencyoftopologymodelingisimproved．Afastincrementalmodelingofoilfielddistributionsystemsisputforwa

5、rd．nlechangesoftopologyal"erecordedbasedonGISandaddedintotheexistingmodel．111eproposedmethodavoidsthemodelingoffullgrid．nleefficiencyisgreatlyimproved．AnalgorithmisalsoputforwardtosetuptheequivalentvoltagedropmodelbasedonGIS．Thewaysofmodelingforbrokenlinesandstraightlinesaleproposed．res

6、pectively．ThenecessarystaticdataisobtainedfromGIS．Theheavytaskofmanualdatainputisavoided．Theequivalentmodelofdoublepowersupplieddistributionstationisdiscussed．basedonwhich，thepowerflowcalculationmaybesimplifiedavoided．AprogramisdevelopedbasedonMapXandVC++6．O．Theprogramhasbeenusedinthein

7、telligentsystemforeconomicaloperationinDaqingoilfield．Testingresultsshowthattheproposedmethodsgreatlyimprovetheefficiencyofthemodelingandanalysisofoilfielddistributionnetwork．Keywords：OilfieldDistributionNetwork，GeographicalInformationSystem。SimolifiedModeling，Networktopologyan