airpak教程专业知识讲座

Simply-PowerfulAirflowModeling!IntroductoryTraining1第1页TrainingGoalsandObjectivesintroducethebasicsofusingAirpak(userguideisstillthebestsourceofdetailedinformation)familiarizeyouwiththeinterfacebeginamutuallybeneficialpartnershipCircularceilingdiffuserCombinationoflectures

withdiscussionandhands-onexercisesto:2第2页IntroductoryTrainingAgenda (1-daycourse)9:00 Intro/Overview/Demo9:30 GettingStarted

9:45 BuildingModelswithAirpak10:30 Tutorial:VentilationofaPartitionedOffice11:30 PhysicalModeling&BoundaryConditions12:15 Lunch1:15 Meshing1:45 Hands-onExercises:Meshing2:15 SolvingtheProblem2:45 Post-Processing3:15 Hands-OnExercises:Post-Processing3:45 WorkingFaster4:30 DefiningandPlanningYourOwnAnalyses5:00 ClosingRemarks3第3页IntroductoryTraining-Day1 (2-daycourse)8:15 Intro/Overview/Demo9:00 GettingStarted

9:15 BuildingModelswithAirpak10:00 Break10:15 Tutorial:VentilationofaPartitionedOffice11:30 PhysicalModeling&BoundaryConditions12:15 Lunch1:15 Meshing1:45 Hands-onExercises:Meshing2:45 Break3:00 Tutorial:User’sChoice5:00 BreakfortheDay4第4页IntroductoryTraining-Day2 (2-daycourse)

8:15 SolvingtheProblem8:45 Post-Processing9:15 Hands-OnExercises:Post-Processing10:15 Break10:30 WorkingFaster11:30 Defining&PlanningYourAnalyses12:00 Lunch1:00

JumpstartYourOwnAnalysiswithHelp fromAirpakTechnicalSupportStaff 5:00 5第5页AirpakOverview6第6页AirpakVentilationModelingSoftware

通风设计软件Simplifiesthedesignandanalysisofventilationsystems简化通风系统设计和分析Accurate,quick,andeasy-to-usedesigntoolthatempowersdesignersandprofessionals,withoutextensivebackgroundsincomputerapplications,toutilizethepowersofadvancedComputationalFluidDynamics(CFD)tools精确，迅速，易学，设计师不需要有很深计算机应用背景，就能够使用这一CFD工具Optimizeyourdesignsorpinpointproblemsbasedonaccuratepredictionsofairflowpatterns,thermalconditions,comfortconditions,and/orcontaminationcontroleffectiveness优化设计，查明问题Obtainthemostaccuratesolutionintheshortestamountoftimeandintheeasiestmannerpossible在最短时间内，用最简单方式，取得最精确成果7第7页TargetedAirflowApplications应用住宅通风排烟罩设计电讯室设计净化间设计污染控制工业空调工业通风工业卫生职业健康和保险建筑外部绕流运输通风

矿井通风烟火管理教育设施医疗设施动植物生存环境厨房通风餐厅和酒吧电站通风封闭车辆设施体育场，竞技场，总装厂房8第8页AirpakisaFluentInc.ProductFluentInc.istheworld’slargestsupplierofcomputationalfluiddynamics(CFD)software(over$50Mrevenuesannually)Globalcompany(HQinLebanon,NH)organizedbyindustrysectorsservedATESSFIAavid-TaiwanFluentIndiaCFD-RESFluentEurope-Sheffield,EnglandFluentGermanyFluentSwedenFluentFranceFluentItaly+networkof11distributorsFluentInc.

-Lebanon,NH-Evanston,IL-AnnArbor,MI-Morgantown,WV-SantaClara,CAFluentAsia-PacificFluentInc.missionistoprovideflowandthermalanalysissoftwareandservicesthatgiveourcustomersasignificantcompetitiveadvantagebydramaticallyimprovingtheirdesignsanddesignprocesses9第9页AirpakGraphicalUserInterfaceMouse-DrivenandEasy-To-Use10第10页AirpakMeetsDemandsofHVACIndustry

面向HVAC行业EaseofUse使用简便mouse-drivengraphicaluser-interfaceobject-orientedmodelbuildingautomatedmeshingwell-chosendefaultparameterspowerfulpost-processingFocusedonHVACapplications面向HVAC应用buildingblocksincludefans,vents,people,hoods,filterspost-processingofthermalcomfortandcontaminationparametersAccurateandFast精确，迅速body-fittedmeshcapturesrealgeometryforsimulationsbasedonwell-proven,efficient,androbustunstructuredsolverparallelcomputingcutsturnaroundtimeAirpakstreamlinestheprocessofmodelingairflowAirpak11第11页AirpakBuildingBlocksObject-basedmodelbuildingwithpre-definedobjectsblocksofvariousshapesandsizeshumanformsfanshoodswalls/partitionsopeningssourcesResistancesWiresMacrostothatstreamline

modelbuilding

Libraryfunctionsto

createandstoregroups

ofobjectsprismsellipsoidspolygonscylindersSeated&standingpeoplehoods12第12页AirpakModelingFeaturesSteadyortransientanalysis稳态，瞬态分析Laminarorturbulentflow层流，湍流Transportofmultiplespecies多种组分Forced,natural,ormixedconvectionheattransfer

强迫，自然，混合对流换热Surface-to-surfaceradiation辐射Conductioninsolids固体传导Sourcesforvelocity,energy,&species速度，能量，组分源13第13页AirpakAutomatedMeshingCapabilitiesFully-automaticunstructuredmeshinghandleseasyaswellascomplexgeometriesTrue-geometryrepresentation(nostair-steppedapproximations)Hexahedra,tetrahedra,pentahedra,andmixedelementmeshtypes14第14页AirpakReportingandDisplayOptionsContourlevelsVelocityvectorsParticletracesAnimationsPointreportingVariationplotsSummaryreportsDisplayofIAQ&thermalcomfortpost-processingparameters:relativehumidityPMV&PPDmeanradianttemperaturemeanageofair15第15页ThermalComfortPost-ProcessingISO7730usedtocalculatePredictedMeanVote(PMV)andPredictedPercentageDissatisfied(PPD)throughoutthemodeledroomExplorewhat-ifcasesbyoverridingcomputedvaluesforRH,MRT,airtemperature,orairvelocitySelectmetabolicrateandclothingvaluesfromtablesReportmin,max,average,andstandarddeviation16第16页PowerfulAnimationsforMarketingUseAnimationsareeasytocreateParticletracesContourorvectorplane-cuttraversesTransientprocessesDirectexportofanimationsinseveralpopularformatsAVIAnimatedGIFMPEGFLI17第17页Examples18第18页Ventilationsystemforanenclosed5-levelparkinggarageFreshairthroughgarageopeningAxialcirculatingfansoneachlevelCentrifugalexhaustfansoneachlevelParkingGarageVentilationAirpakconsultingprojectSuccessfulprojectshowedabilityofventilationsystemtocirculatefreshair19第19页TheatreModel20第20页AirflowVelocityVectors21第21页TemperatureContours22第22页MeanAgeofAirContours23第23页AirflowAnimations24第24页SubwayCarComfortPredictionsVentilationofamodernsubwaycarHeatload(190passengers/lighting/external)Moisturesourcefrom190passengersLeakagethroughsubwaydoorsFreshairmake-up–24%25第25页TrainSleeperCarComfortPredictionsVentilationofatrainsleepercar26第26页VentilationofaPartitionedOfficeParticletracescoloredbymeanageofairshowsharpdeflectionofcoldairasitexitselevatedside-wallsupplydiffuserContoursofmeanageofairshowdifferenceinairfreshnessincludingstalestagnantregionsincornersandbehindpartitionDeterminethebestventilationsystemdesignfortheplanneduseofthefacility27第27页IAQandComfortinaConferenceRoomFlowpatternswithintheroomattablelevelcontainseverallow-velocityswirlingeddiesasshownbythevelocityvectors

Circularceilingdiffuser28第28页IAQandComfortinaConferenceRoomContoursofmeanageofairshowthatmeetingparticipantsareseatedwheretheairisgenerallytheleastfreshContoursofPMVshowcoldairfromsupplycoolstheperimeterregionsoftheroomwhiletheoccupiedspaceisrelativelymorecomfortable29第29页LaboratoryVentilation:Local-ExhaustSystemLaboratoryroomventilationandobstructionoftheworkerhimselfmayreducetheefficacyofthelocal-exhaustsystem30第30页IndustrialVentilation:PaintSprayBoothOverheadsupplyventilationwithcentralfloorexhaustdesignedtomaintainsafeandhealthyconditionsPaintfumeconcentrationlevelsandvelocityvectors31第31页IndustrialVentilation:Pain