Maxwell技术培训：新功能及有限元仿真技术高级应用

Maxwell技术培训：新功能及有限元仿真技术高级应用•MaxwellV16新功能介绍•有限元技术高级培训−电磁设计仿真−系统设计仿真−热设计仿真−“0D“系统集成内容摘要Maxwell新功能介绍电磁/热双向耦合仿真•30mouseclicksfor10iterations•Onlyworkforcurrentdesignpoint•NotusablewithDXFLUENTMechanicalThermalMaxwellTransferDataRefreshMeshUpdateH,B,E,J“Setup2”“5GHz”…LossDensityH,B,E,JEnableUpdateUpdateUpstreamDownstreamFLUENTMechanicalThermalUpdate数据迭代DownstreamofMaxwellTAU2D网格技术UniformInitialMeshBetterqualityFasterconvergenceImprovedesignautomation#PassMeshSizeSimulationTimeClassic11271580secTau7175465secMeshSizeSimulationTime12timestepsClassic30516165secTau1001674secClassicwithMeshOps(designcreatedviaRMxprt)TauInitialMeshClassicTau8hrsfor2000variations2XSpeedup用户控制程序—2D场数据提取•Allowuserdefinedcorelosscalculation•B,HandAField•Valuesateachmeshnodeplusmid-point•Ateachsolvedtimestep•Additionalinputsinthe“user.ctl”file–exportFieldAtMeshNodeAllObjects–exportFieldAtMeshNodeOnObjectobjectID2D/3D用户定义磁导率•Thenon-linearcharacteristicofmanymaterialsaretoocomplextobedefinedusingBHcurve•Allowuserstocontrolthepermeabilityateachmeshelement•Buildonpermeabilitylinkandusercontrolprogram输出场数据到柱坐标系或者球坐标系•Applicablein3Dproducts在Non-model模型上进行场数据后处理•Maxwell,HFSSandQ3D•Extendedfromline(1D)tosheet(2D)•Workaroundfor3Dobject–SurfaceplotSelectfacesoftheobject–Volumeplot定义任意旋转部件•Bothbandandmovingobjectswererestrictedtosolidmodelobject•Restrictiononmovingobjectsremoved•Manuallyaddnon-modelornon-solidobjectasmovingwillNOTinvalidatesolution•AutomaticmovingobjectsdetectionV15V16AssignbandSolidmodelAllmodelNewsolidmodelobjectSolidnon-modelswitchedtomodel定义任意旋转面在场图中添加探针•Markertabledisplayslocationandfieldvalue•Mosteffectiveinsurfaceandcutplaneplot•Vectorandlineplotnotsupported在场图中添加探针•Additionalmenusatprojecttree,topproductmenuandviewwindow•“MeasureData”displaysfieldvalueandposition•PositionandcolorcanbeeditedatpropertywindowIcepak耦合仿真分析能力IcepakDevelopmentContact:[e-mail]•R14onlysupportsvolumeloss•Gohand-in-handwithimpedanceboundarySurfaceLossDistributionTemperatureDistributionFluent可导入Maxwell面损耗RMxprt一键创建Maxwell2D/3D模型•GeometryrelatedvariablesusedinRMxprtdesign•Allmachinetypes•Pre-V16solutions其它新功能•DesignToolkits•AnsysToolkitUI•UserDefinedDocuments•UserDefinedOutputs•…•EKMdownloadforprojectarchivesandfiles•Non-graphical“extractor”batchmode•Large“matrix”postprocessing用户自定义输出文档SDM求解•Wecansolve4frequenciesatthetimeinanEddyCurrentproblem.•ThefrequencysweepisdefinedintheSolveSetup;Optimetricsdoesnotneedtobeinvolved.30:20vs.14:16with8cores,2.13XSpeedupwith8cores3D瞬态HPC功能•TheMulti-Threadingincludes:-InitialTauMesh-NonLinearNewton-RaphsonLoop-MatrixAssembly-MatrixSolving-MatrixPostprocessing•UseOpenMPwithsharedmemoryTerminology:AdesktoppossessesoneorseveralProcessors.EachProcessorcanhavemultiplecoresInMaxwell,youspecifythenumberofcoresyouwanttouse;thesecorescanbelocatedoverseveralprocessorsbuttheyhavetosharethesamememory.Note:MaxwellcannotrunasingledesignsimulationoveraclusterFullParallelizationof3DTransientEnabledthroughEBUHPClicense较小规模设计•3DIPMsynchronousmachinewithmotion•Meshsize:120,000tets–around2GBofRAM•Machine:4xXeonCPUE7-4830@2.13GHzprocessors•(32corestotal–512GBofRAM)NumberofCoresAverageTimeperNonlinearIterationAverageSpeed-upComparedw/1core170s-2411.7421s3.33818s3.881218s3.8800.511.522.533.544.51Core2Cores4Cores8Cores12CoresSpeedup较小规模设计加速性能MPNewHPC中等规模设计•3DIPMsynchronousmachinewithmotion,EddycurrentinMagnets•Meshsize:515,000tets–around10GBofRAM•Machine:8xXeonCPUE7-4830@2.13GHzprocessors-32corestotalNumberofcoresAverageTimeperNonlinearIterationAverageSpeed-upComparedw/1coreAverageSpeed-uppercore115min-45min362.670.6783m553.820.48123min254.400.37162min525.240.32242m375.730.24中等规模设计加速性能Note:eachprocessorhas8cores,henceusing12coresistheleastfavorablescenario012345671Core4Cores8Cores12Cores16Cores24CoresSpeedupMPNewHPC大规模设计•3DIPMsynchronousmachinewithmotion•Meshsize:1,350,000tets–around35GBofRAM•Machine:8xXeonCPUE7-4830@2.13GHzprocessors–32corestotalNumberofcoresAverageTimeperNonlinearIterationAverageSpeed-upComparedw/1coreAverageSpeed-uppercore18h43-81h196.620.82161h048.170.5241h038.300.343258m90.28大规模设计加速性能MPNewHPC0123456789101Core8Cores16Cores24Cores32CoresSpeedup电磁作动器设计面临的挑战•DesignRequirements•HowdoImeettheforcevsstrokerequirementsforadevice?•HowdoImaintainthesizeswhilestillmeetingtheforcerequirements?•HowdoIreduceclosingtime?•HowdoIdesignforthermalmanagementconstraints?•Thechallenge:•Todevelopthevalveinthecontextofelectrical,magnetic,mechanicalandfluiddynamicaspectsElectricalCoilMovingPlungerPoleTypicalSolenoidElectricalCoilMovingPlungerPoleSystemIntegrationCFDEmbeddedSoftwareMechanicalMagneticsModelExtractionCo-simulationANSYS系统集成设计流程CADIntegrationRobustDesignCADIntegrationRobustDesign•Maxwell2Dand3Dmodelscharacterizetheperformanceofthedevice.•MagnetostaticmodelsdetermineForcevsStrokeperformance.•Transientmodelsdetermineclosingtime.•SimplorerSystemmodelsdeterminecontrolsystemimpactondevice.•DeviceDescription•HydraulicValve•MovingParts•StationaryParts•CoilDesignMovingArmatureModelingApproachCoilPoleHo