【優(yōu)秀碩士博士論文】bim-based integrated delivery technologies for intelligent mep management in the operation and maintenance phase

BIMBASEDINTEGRATEDDELIVERYTECHNOLOGIESFORINTELLIGENTMEPMANAGEMENTINTHEOPERATIONANDMAINTENANCEPHASEZHENZHONGHU1,2,PEILONGTIAN1,XIAOYANGZHANG1,SUNWEILI2,JIANPINGZHANG11DEPARTMENTOFCIVILENGINEERING,TSINGHUAUNIVERSITY,BEIJING100084,CHINA2GRADUATESCHOOLATSHENZHEN,TSINGHUAUNIVERSITY,SHENZHEN518055,CHINAABSTRACTINCOMPLETEBUILDINGINFORMATIONINDELIVERYANDTHELACKOFCOMPATIBLETOOLSFOROPERATIONANDMAINTENANCEOBIMASBUILTOPERATIONANDMAINTENANCEFACILITYMANAGEMENT1INTRODUCTIONINBUILDINGS,THEMECHANICAL,ELECTRICALANDPLUMBINGMEPENGINEERINGSERVESDIRECTLYFORPEOPLESDAILYNEEDS,ANDHENCEPLAYSACRITICALROLEINCREATINGACOMFORTABLEANDSAFEENVIRONMENTFORBUILDINGOCCUPANTSMEPENGINEERINGISAGENERALTERMREFERRINGTOTHEMANAGEMENTOFNONSTRUCTURALFUNCTIONSOFABUILDING,WHICHINCLUDESPLUMBING,HEATING,VENTILATIONANDAIRCONDITIONINGHVAC,ELECTRICITY,ENERGYCONSERVATIONANDELEVATORMAINTENANCE,ETCINFACT,MEPENGINEERINGCONCERNSTHEFULLLIFECYCLEOFANYMEPSUBSYSTEM,INCLUDINGTHEDESIGN,CONSTRUCTION,OPERATIONANDMAINTENANCEOBVALVESINCLUDINGGATEVALUE,GLOBEVALVEANDCHECKVALVECVALVESINCLUDINGBUTTERFLYVALVE,GATEVALVEANDGLOBEVALVE2FORCOMPONENTSOFTHESAMETYPE,AGEOMETRICALSIMILARITYANALYSISISCONDUCTEDTOFINDCOMPONENTSWITHSIMILARGEOMETRIESTHEGEOMETRICALLYSIMILARCOMPONENTSARETHENASSIGNEDTOTHESAMELOGICLAYERFORFURTHERSUBDIVISION3THEORIENTEDBOUNDINGBOXOBBALGORITHM,WITHTHEHELPOFENDSECTIONANALYSIS,ISADOPTEDTOIDENTIFYSPATIALCONNECTIONSOFVARIOUSCOMPONENTSFORGROUPSCONTAININGINTEGRATEDCOMPONENTS,DIFFERENTPARTSOFTHEINTEGRATEDCOMPONENTAREEITHERASSIGNEDTOTHESAMELOGICLAYERORAUTOMATICALLYFORMULATETHELOGICCHAINBASEDONTHECOMPONENTTYPEORTHESUBDIVISIONOFTHECOMPONENTGROUPASFORTHECREATIONOFOBB,CHANANDTAN42PROPOSEDAMETHODFORGENERATINGAMINIMUMOBBBYPROJECTINGTHE3DOBJECTSTOITSTHREEPRINCIPLEPLANESTHEOBBISTHENCREATEDBASEDONTHEPROJECTEDCONTOURSTHEOBBCREATEDHENCEFITSTHE3DMODELTOTHELARGESTEXTENTTHEREFORE,CHANANDTANSMETHODISSUITABLEFORDISCERNINGSPATIALCONNECTIONSINAMEPSUBSYSTEMCONTAININGALARGENUMBEROFLONGPIPESEITHERSQUARESECTIONEDORROUNDSECTIONEDINORDERTOPICTURESPATIALCONNECTIONSOFCOMPONENTS,THECREATEDOBBISUSEDTORUNCOLLISIONTESTFORANYPAIROFCOMPONENTSIFCOLLISIONISNOTDETECTEDFORAPARTICULARPAIR,THEREISNOCHANCETHESETWOCOMPONENTSARESPATIALLYCONNECTEDIFACOLLISIONISDETECTED,ONTHEOTHERHAND,ANENDSECTIONANALYSISISCONDUCTEDTOVERIFYIFTHESETWOCOMPONENTSARESPATIALLYCONNECTEDINDETAIL,THEENDSECTIONSOFCOMPONENTSAREEXTRACTEDTODETECTIFAFACEOFONECOMPONENTISCOLLOCATEDWITHANYFACEOFTHEOTHERCOMPONENTINDETAIL,THEENDSECTIONANALYSISISCONDUCTEDINTWOSTEPS1BECAUSEABREP3DMODELEXTERNALLYPROFILINGTHECOMPONENTCONTAINSALLEDGESHARINGTRIANGLESANYTWOTRIANGLESSHAREONEEDGE,THEANGLESBETWEENTHENORMALVECTORSOFANYTWOTRIANGLESCANBECHECKEDTOFINDTHEEDGEOFTHEENDSECTIONSPECIFICALLY,WHENTHEANGLEISLARGERTHANACRITICALVALUEFOREXAMPLE,ONEOFTHETWO60TRIANGLESISDETERMINEDTOBEPARALLELTOTHEENDSECTION,ANDPUTINTOTHECANDIDATEDATABASEAFTERTHEEXAMINATIONOFTHEANGLESBETWEENNORMALVECTORS,ALLTHETRIANGLESINTHECANDIDATEDATABASEPARALLELTOTHESAMEPLANEARESELECTEDTOFORMTHEPOSSIBLEENDSECTION2ALLTRIANGLESCONSTITUTINGAPOSSIBLEENDSECTIONSHOULDGOTHROUGHACONTINUITYCHECKSPECIFICALLY,IFALLPOINTSSHAREASAMEPLANE,THEPOSSIBLEENDSECTIONISDETERMINEDTOBECONTINUOUSANDTHETWOCOMPONENTSARERECOGNIZEDASSPATIALLYCONNECTED2MECHANISMOFTHEEQUIPMENTIDENTIFICATIONANDGROUPINGAFTERCREATINGTHELOGICCHAINOFTHEMEPSUBSYSTEMS,THELOGICCHAIN,TOGETHERWITHTHEBASICINFORMATION,OFEQUIPMENTCANBERECORDEDINTHERFIDTAGSOR2DBARCODE,WHICHENABLESTHEQUICKASSESSOFUSEFULINFORMATIONINTHEODRAWINGAPOLYGONSHAPEDPATHALONGTHEHALLBOUNDARY,DENOTINGEVERYDOORONTHEPATHASNODESGENERATINGTWONODESATTHEENDSOFTHEHALLWAYANDCONNECTINGTHENODESTOFORMULATETHEHALLWAYPATHCONNECTINGTHEHALLWAYENDNODETOTHENEARESTNODEINTHEHALLIFTHEHALLWAYISCONNECTEDTOTHEHALLGENERATINGNODESATEVERYROOMDOORSANDCONNECTINGTHEDOORNODETOTHENODEBELONGINGTOEITHERTHEHALLORTHEHALLWAYGENERATINGNODESATEVERYSTAIRENTRY/EXISTORTHEELEVATORTOFORMULATECONNECTIONSBETWEENTWOLAYERSTHEVALUESOFINDOORPATHWEIGHTSAREASSIGNEDTOSIMULATETHEACTUALPEDESTRIANCIRCUMSTANCE,WHICHTAKESBOTHTHEPATHLENGTHANDMARCHINGSPEEDINTOCONSIDERATIONINFACT,THEWEIGHTVALUEISCALCULATEDAS,1LENGTHK1,HORIZONTALPATHLENGTHK2,HORIZONTALPATHLENGTHK3C,ELEVATORPATHINEQUATION1,K1,K2ANDK3REPRESENTFORTHEMARCHINGSPEEDINASINGLEFLOOR,GOINGTHROUGHSTAIRS,ANDBYELEVATOR,RESPECTIVELY,ANDCISACONSTANTCOUNTINGFORTHEELEVATORACCELERATION,DECELERATIONANDWAITINGTIME4OPERATIONMANAGEMENTBASEDONWEBSERVICEANDHETEROGENEOUSPLATFORMTHEOSHARINGTHEINFORMATIONINTERFACEWITHCOMMONPROPERTYMANAGEMENTTOOLSSUCHASBUILDINGAUTOMATIONSYSTEMBASREPORTOFFAILURESINCLUDINGTHEMANUALREPORTANDAUTOMATICREPORTTHEMANUALREPORTREQUIRESTHEEQUIPMENTKEEPERTOMANUALLYINPUTTHERELEVANTINFORMATION,SUCHASTHENAME,THECODEANDTHECONDITIONOFTHEEQUIPMENTAUTOMATICREPORTREQUIRESCONTINUOUSLYMONITORINGOFPARTICULAREQUIPMENT,BYVARIOUSSENSORS,THROUGHINTEGRATINGWITHTHEBASFORANOTHERTHING,THEPORTABLETERMINAL,WITHINAWIFIENABLEDENVIRONMENT,ISSUITABLEFORASSIGNINGTHEREPAIRWORK,UPDATINGTHEKNOWLEDGELIBRARYANDKEEPINGTHEREPAIRLOGINDETAIL,THEPROPERTYMANAGERCOULDBEINFORMEDABOUTTHEEQUIPMENTFAILUREVIAPORTABLETERMINALS,ANDASSIGNAPROPE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IONMODELBASICPROJECTINFORMATIONMODELOTHERINFORMATIONMODELMONITORINGINFORMATIONMODELBIMVISUALISATIONPLATFORMFACILITYMANAGEMENTPLATFORMPORTABLETERMINALPLATFORMBIMBASEDFACILITYINTELLIGENTMANAGEMENTSYSTEM（BIMFIM）COMPONENTMANAGEMENTBASICINFOMANAGEMENTKNOWLEDGEMANAGEMENTMAINTANDREPAIRMANAGEMENTEMERGENCYMANAGEMENTMONITORINGMANAGEMENTUSERINTERFACESFORPORTABLETERMINALSANDLAPTOPSINTERNETORINTRANET（INCLUDINGWIFI）DATASOURCELAYERDATALAYERMODELLAYERPLATFORMLAYERAPPLICATIONLAYERDATAINTERFACELAYERUSERINTERFACELAYERFIGURE4LOGICFRAMEWORKOFTHEBIMFIMTHESYSTEMWASAPPLIEDTOTHESHENZHENKERRYPLAZAIIPROJECTTOMAKETHEMEPRELATEDINFORMATIONDIGITALIZEDINDELIVERYANDTOINCREASETHEINTELLIGENTLEVELOFTHEMEPMANAGEMENTINTHEOMPHASELOCATEDINTHECENTRALBUSINESSDISTRICTCBDOFSHENZHEN,CHINA,THEKERRYPLAZAIIISAHIGHGRADEOFFICEBUILDING,OCCUPYINGOVERSQUAREMETERSOFLANDANDTOTALFLOORAREAIN7900EXCESSOFSQUAREMETERSTHEBUILDINGCONSISTSOFUNDERGROUNDFLOORSANDFLOORSABOVE100,000341THEGROUND,ANDTHETOTALHEIGHTOFTHEBUILDINGISMETERSTHEINITIALASBUILTMODELOFTHEPROJECT200WASCREATEDBYTHEGENERALCONSTRUCTORUSINGREVITTHEBIMFIMWASDEVELOPEDTORUNONALAPTOPCONFIGUREDWITH26GHZ2COREPROCESSOR,8GBMEMORY,ANDTHEDISPLAYCARDWITH1GBMEMORYAQRCODESCANNINGGUNISCONNECTEDTOTHELAPTOPTHEPORTABLETERMINALSSUITABLEFORINSTALLINGTHEBIMFIMINCLUDEALLSMARTPHONESRUNNINGEITHERIOSORANDROIDINADDITION,AMOTOROLAMC9090GTABLETMAINLYUSEDFORREADINGRFIDTAGSWASINCLUDEDTOSUPPORTTHEINTELLIGENTOMMANAGEMENTOFTHEMEPSYSTEM1ESTABLISHMENTOFTHEASBUILTINFORMATIONMODELTHREEYOUNGENGINEERSWITHLESSTHANONEYEAREXPERIENCEONREVITWEREAPPOINTEDBYTHEGENERALCONTRACTORTOBUILDUPTHEWHOLEREVITMODEL,ANDTHEYCOMPLETEDTHETASKIN2MONTHSEVERYMAJORASBUILDMODELCONTAINEDONESUBMODELOFTHESTANDARDBUILDINGFLOORANDOVER15SUBMODELSFOROTHERFLOORSTHROUGHDEVELOPINGIFCINPUT/OUTPUTINTERFACE,THEGEOMETRICALINFORMATIONANDTHEENGINEERINGATTRIBUTESINPUTTEDINTHEREVITMODELWEREIMPORTEDINTOABIMDATABASETHENITTOOKTHEGENERALCONTRACTORABOUT6WEEKSTOINTEGRATEALLTHEMAJORMODELSANDEXTENDOTHERENGINEERINGINFORMATIONEG,THELOGICCHAININTHEBIMFIMWITHTHEHELPOFABIMCONSULTANTTEAMDURINGTHISPROCESS,SOMEEXTENDEDDATAANDRELATEDDOCUMENTSWEREINPUTTEDBYBATCHMETHODSEMBEDINTHEBIMFIMSYSTEMANDTHELOGICCHAININFORMATIONWASGENERATEDUSINGTHESTRATEGIESARTICULATEDABOVEINFORMATIONRELATEDTOOMMANAGEMENTACTIVITIESWASINPUTTEDTHROUGHUSERFRIENDLYINTERFACESPROVIDEBYTHEBIMFIMITSHOULDBENOTEDTHATTHEDATABASEWASAPERMANENTASSETOFTHEBUILDINGANDPROVIDEDSUPPORTSFORTHEFMINTHEOMPHASEASKETCHSHOWINGTHEPROCESSISPRESENTEDINFIG6PARTISINCETHEREAREMANYTYPESOFMEPCOMPONENTSPROVIDEDBYDIFFERENTSUPPLIERS,THESTRUCTUREDDATA,SUCHASTHENAMES,PARAMETERSANDCODES,ANDCOMPONENTATTRIBUTES,SUCHASMANUALS,SPECIFICATIONSANDOPERATIONDIAGRAMS,OFASPECIFICPIECEOFEQUIPMENTARETREMENDOUSINAMOUNTACCORDINGTOTHEGENERALCONTRACTOR,TOTALLY125KINDSOFEQUIPMENT,20SIZESOFPIPESWEREINVOLVEDINTHEINTEGRATEDMODELEACHMEPCOMPONENTWASASSOCIATEDWITHATLEASTONEOPERATIONMANUAL,ONESPECIFICATIONAND10EXTENDEDATTRIBUTERECORDSABOUTTHELOCATIONINFORMATION,VENDORSPECIFICINFORMATIONANDINSTALLATIONINFORMATIONTHESEASSOCIATEDINFORMATIONANDEXT