加速ECU开发：从早期测试到模型耦合与数字孪生

PatrickSchatz.AVLListGmbH AVL3 AUTOMOTIVE·POWERTRAIN·SYSTEMS AVLELECTRICDRVELINESYSTEMS CompetencesforElectric&ElectrifiedVehicles ProblemStatement:Thechallengeofspeed Time-to-market (TTM)benchmarksTraditional vs.ChallengerOEMsChallengerOEMsachieve18monthsforBEVs TTMEnable ChallengerOEMsmakefastdecisionsandsticktoit TTMEnabler DigitalTwinsarekeyenablersatChallengerOEMstosignificantlyreduceTTM TTMEnabler DigitalTwinsarekeyenablersatChallengerOEMstosignificantlyreduceTTM Motivation SystemSimulation&MBSEinPWTDevelopment E-MotorSimulation Mapping inthebuildingblocksofthesystemmodel ThermalResults Comparison between measured data and simulation results show123-4matching temperatures for both oil and maximum and minimumstator temperatures. Output mechanical power predicted is within2%of themeasuredvalue of the continuous limit. Senseful usage of E-Motor Models (structure based on AvL Cruise M) DYNAMIC (PWM VOLTAGE) DYNAMIC (AVERAGEVOLTAGESOURCE) Inverter Loss ModelMain flux linkage - MapD-axis inductance - MapQ-axis inductence - Map MODELINGFIDELITY&APPROACH: MODELINGFIDELITY&APPROACH: MODELINGFIDELITY&APPROACH: GenericMapBased Modelling,Lumpedinertia model and Lumped mass thermalmodelandPower Loss behaviorTorqueseveral operating voltages and componenttemperature. DynamicModelling,PwM Voltagesourcepowerconverter.The three-phase Dynamic Electric Motor ismodeled together with a standard two-levelthree-phase inverter model equipped withsix ideal switches (two for each phase)The converter is driven by PwM signals. TheDynamicElectric Motor is modeledalone in thed-areferenceframe.Theinverter should be externally modeled. Themotoris driven by d-q voltage signals. POSSIBLEUSECASES POSSIBLEUSECASES ConceptStudyof PowertrainSystem.Operation strategy optimization of Hybridfunctions.Application Software (ASw)testing andPre-calibration of Hybrid Operation, Safetyand Diagnostic Controlfunctions. POSSIBLEUSECASES Concept Design of E-Machine. Design development of E-Machine.Thermal Design of E-Machine. Application Software (ASw)testing andPre-calibration of MCU/ICU Control, Safetyand Diagnostic Control functions. Application Software (ASw) testing andPre-calibration of MCU/ICU Control, Safetyand Diagnostic Control functions, AVLBEVSiLModelNetworkwithvirtualxCU AVLBEVSiL applicationexampleonAVLTeslaDemonstrator VirtualControlUnitsandVirtualNetworkintegratedwithVirtualComponentModelsonModel.CONNECT(Co-Simulation) AdvancedDVPApproach Usingsimulationsand modelstoinformvalidation CombineVirtualandRealPrototypesforV&VExamplePowerModule BenefitsofadvancedDVP Focusonvirtualization Enablingtheshifttoearlier-faster-cheaperdevelopmentsteps Takeaway: -Decisionprocessesforcostefficient prototype usageneeded-to accomplishqualitygatesforseveral 100 workpackages within powertraindevelopment,testing andcalibration Model-in-the-Loop (MiL)Software-in-the-Loop (SiL)Processor-in-the-Loop (PiL)Hardware-in-the-Loop (HiL)Engine-in-the-Loop (EiL)Powertrain & Vehicle-in-the-Loop (PaViLConnected Drive (CD)Road Testing AMGSiL CustomerpublicationtoSiLdevelopmentpartnership AVLGermanSimulationConference2022 VerkirrungderEntwicklunpszeit SiL Plattform als Integrationsumgebung fur komplexe SimulationenController Sw fur jeden verfugbar machen RealWorldExample Virtualization&Test-AutomationforaPlug-lnHybridVehicle Over30%V&VcostreductionIntegrationtimereducedfrom24monthsto13months3800hof enginetestingand130.000kmofCDtestingvirtualized itreguiresseveralmeasures+trustinvirtualization!