建筑电气工程专业英语 课件 第32章 Building Information Modeling (BIM).pptx

建筑电气工程专业英语 课件 第32章 Building Information Modeling (BIM).pptx

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UnitThirty-twoBuildingInformationModeling（BIM）,Unit,PassageA,SpecializedBasic,BuildingInformationModeling（BIM）,32,UnitThirty-twoBuildingInformationModeling（BIM）,Keypoints:

usefultermsanddefinitionsofBuildingInformationModeling（BIM）Difficultpoints:

describingofsomespecialdefinitionsofBuildingInformationModeling（BIM）,UnitThirty-twoBuildingInformationModeling（BIM）,Newwords&specialterms:

1.generationn.产生2.representationn.表现,work4.term,vt.将连接成网络n.术语,facilitaten.促进，使容易interoperabilityn.互用性，互通性,7.functional8.demolition,n.功能的n.拆毁，终止,9.spatialadj.空间的,10.geometry11.parameter,n.几何关系n.参数,12.multi-disciplinary,n.多种学科的,13.coordinate14.discrepancy,vt.使协调n.不符合之处,UnitThirty-twoBuildingInformationModeling（BIM）,Phrases&Expressions1.BuildingInformationModeling建筑信息模型2.physicalinfrastructures物理基础设施3.digitalrepresentation数字表达4.spatialrelationships空间关系5.automaticallyconsistent自动连接6.trackingandordering检测和处理7.virtualinformationmodel虚拟信息模型plexstructures复杂结构9.facilityoperation设备操作10.levelsofdetail详述等级11.locationofdiscrepancy不符合之处,UnitThirty-twoBuildingInformationModeling（BIM）,BuildingInformationModeling（BIM）isaprocessinvolvingthegenerationandmanagementofdigitalrepresentationsofphysicalandfunctionalcharacteristicsofplaces.BuildingInformationModels（BIMs）arefiles（oftenbutnotalwaysinproprietaryformatsandcontainingproprietarydata）whichcanbeexchangedornetworkedtosupportdecision-makingaboutaplace.CurrentBIMsoftwareisusedbyindividuals,businessesandgovernmentagencieswhoplan,design,construct,operateandmaintaindiversephysicalinfrastructures,fromwater,wastewater,electricity,gas,refuseandcommunicationutilitiestoroads,bridgesandports,fromhouses,apartments,schoolsandshopstooffices,factories,warehousesandprisons,etc.TheconceptofBIMhasexistedsincethe1970s.ThetermBuildingInformationModelfirstappearedina1992paperby,UnitThirty-twoBuildingInformationModeling（BIM）,G.A.vanNederveenandF.P.Tolman.However,thetermsBuildingInformationModelandBuildingInformationModeling（includingtheacronymBIM）hadnotbeenpopularlyuseduntil10yearslaterwhenautodeskreleasedthewhitepaperentitledBuildingInformationModeling.JerryLaiserinhelpedpopularizeandstandardizethetermasacommonnameforthedigitalrepresentationofthebuildingprocessasthenofferedunderdifferingterminologybyGraphisoftasVirtualBuilding,BentleysystemeasIntegratedProjectModels,andbyAutodeskorVectorworksasBuildingInformationModelingtofacilitateexchangeandinteroperabilityofinformationindigitalformat.AccordingtoLaiserinandothers,thefirstimplementationofBIMwasundertheVirtualBuildingconcept,UnitThirty-twoBuildingInformationModeling（BIM）,byGraphisoftsArchiCAD,initsdebutin1987.TheNationalBuildingInformationModelStandardProjectCommitteehasthefollowingdefinition:

BuildingInformationModeling（BIM）isadigitalrepresentationofphysicalandfunctionalcharacteristicsofafacility.ABIMisasharedknowledgeresourceforinformationaboutafacilityformingareliablebasisfordecisionsduringitslife-cycle;definedasexistingfromearliestconceptiontodemolition.Traditionalbuildingdesignwaslargelyreliantupontwo-dimensionaldrawings（plans,elevations,sections,etc.）.Buildinginformationmodelingextendsthisbeyond3D,augmentingthethreeprimaryspatialdimensions（width,heightanddepth）withtimeasthefourthdimension（4D）and,UnitThirty-twoBuildingInformationModeling（BIM）,costasthefifth（5D）,etc.BIMthereforecoversmorethanjustgeometry.Italsocoversspatialrelationships,lightanalysis,geographicinformation,andquantitiesandpropertiesofbuildingcomponents（forexample,manufacturersdetails）.BIMinvolvesrepresentingadesignascombinationsofobjectsvagueandundefined,genericorproduct-specific,solidshapesorvoid-spaceoriented（liketheshapeofaroom）,thatcarrytheirgeometry,relationsandattributes.BIMdesigntoolsallowextractionofdifferentviewsfromabuildingmodelfordrawingproductionandotheruses.Thesedifferentviewsareautomaticallyconsistent,beingbasedonasingledefinitionofeachobjectinstance.BIMsoftwarealsodefinesobjectsparametrically;thatis,theobjectsaredefinedasparametersandrelationstootherobjects,soifa,UnitThirty-twoBuildingInformationModeling（BIM）,relatedobjectisamended,dependentoneswillautomaticallyalsochange.Eachmodelelementcancarryattributesforselectingandorderingthemautomatically,providingcostestimatesaswellasmaterialtrackingandordering.Fortheprofessionalsinvolvedinaproject,BIMenablesavirtualinformationmodeltobehandedfromthedesignteam（tothemaincontractorandsubcontractorsandthenontotheowner/operator）,eachprofessionaladdsdiscipline-specificdatatothesinglesharedmodel.Thisreducesinformationlossesthattraditionallyoccurredwhenanewteamtakesownershipoftheproject,andprovidesmoreextensiveinformationtoownersofcomplexstructures.UseofBIMgoesbeyondtheplanninganddesignphaseoftheproject,extendingthroughoutthebuildinglifecycle,supportingprocessesincludingcostmanagemencostmanagement,constructionmanagement,project,UnitThirty-twoBuildingInformationModeling（BIM）,managementandfacilityfacilityoperation.Buildinginformationmodelsspanthewholeconcept-to-occupationtime-span.Toensureefficientmanagementofinformationprocessesthroughoutthisspan,aBIMmanagermightbeappointed.TheBIMmanagerisretainedbyadesignbuildteamontheclientsbehalffromthepre-designphaseonwardstodevelopandtotracktheobject-orientedBIMagainstpredictedandmeasuredperformanceobjectives,supportingmulti-disciplinarybuildinginformationmodelsthatdriveanalysis,schedules,take-offandlogistics.CompaniesarealsonowconsideringdevelopingBIMsinvariouslevelsofdetail,sincedependingontheapplicationofBIM,moreorlessdetailisneeded,andthereisvaryingmodelingeffortassociatedwithgeneratingbuildinginformationmodelsatdifferentlevelsofdetail.,UnitThirty-twoBuildingInformationModeling（BIM）,Participantsinthebuildingprocessareconstantlychallengedtodeliversuccessfulprojectsdespitetightbudgets,limitedmanpower,acceleratedschedules,andlimitedorconflictinginformation.Thesignificantdisciplinessuchasarchitectural,structuralandMEPdesignsshouldbewellcoordinated,astwothingscanttakeplaceatthesameplaceandtime.BuildingInformationModelingaidsincollisiondetectionattheinitialstage,identifyingtheexactlocationofdiscrepancies.,Unit,Choosethebestanswerforeachofthefollowing:

1.BuildingInformationModelingcanbeappliedtoA.individualsB.policyagenciesC.Allofabove2.OnwhattimedidthetermBIMfirstpublished?

A.1970B.1992C.2002,UnitThirty-twoBuildingInformationModeling（BIM）ExerciseA32,Unit,3.WhatisthecharacteristicofthenewBIM?

A.timeB.costC.AandB4.Toguaranteetheefficiencyoffacilities,weneedtoA.coordinatethesignificantdisciplinesB.communicatewitheachotherC.supportingmulti-disciplinarybuildinginformationmodels,UnitThirty-twoBuildingInformationModeling（BIM）ExerciseA32,Unit,Wecaninferfromthepassagethatthemostchallengeablethingtodeliversuccessfulprojectsistightbudgetslimitedmanpowersignificantdisciplines,UnitThirty-twoBuildingInformationModeling（BIM）ExerciseA32,Unit,1.WheretheBIMinfrastructurecomefrom?

2.HowisthetermBIMbeused?

WhatisthedefinitionoftheTheNationalBuildingInformationModelStandardProjectCommittee?

TrytocomparethedifferencebetweenthetraditionalBIMandadvancedBIM.Duringtheprocessoftheconstruction，whatchallengemaybefaced?

UnitThirty-twoBuildingInformationModeling（BIM）Answerthefollowingquestions:

32,UnitThirty-twoBuildingInformationModeling（BIM）,Unit,Homework:

Learnthenewwordsbyheart.DoExerciseA-3,4.Viewreadingmaterial（ExerciseB）.,32,