01 pexprt introduction_v2017

1、Lecture 01:PExprt IntroductionPExprt User GuidePExprt v2017 (R18) User Guide1 2016 ANSYS, Inc.October 18, 2018Agenda9:00amIntroduction to PExprt1:00 pmPExprt Additional Features (04,05)(01,02,03,03a)Example Problem #1Inductor design with fixed gapExample Problem #6Influence of the interleaving on th

2、e winding lossesExample Problem #2Winding Loss Recalculation (Eq,1D,2D)Example Problem #7 Integrated MagneticsBREAKBREAKExample Problem #3 Core Loss ModelingExample Problem #8Buck Converter with SimplorerExample Problem #4PExprt to Maxwell 2D Coupling (flux,J,E,C)Example Problem #9 (Optional) Forwar

3、d Converter with SimplorerExample Problem #5Influence of core gap on the winding lossesExample Problem #10 (Optional)3ph to 6ph transformer with SimplorerLunch 12 noon 1pm4:00 pm adjournPExprt v2017 (R18) User Guide2 2016 ANSYS, Inc.October 18, 2018Quick Overview of PExprtDesign Software for transfo

4、rmers andinductorsIncludes standard libraries for cores, wires, bobbins, insulators, and materialCreates potential designs automatically that can be analyzed and ModeledTypesInductorsMulti-winding transformers Coupled inductorsFlyback componentsPExprt v2017 (R18) User Guide3 2016 ANSYS, Inc.October

5、18, 2018Magnetic Design, Modeling, and AnalysisPExprt v2017 (R18) User Guide4 2016 ANSYS, Inc.October 18, 2018Power Circuits/System DesignANSYS offers the most complete solution for power circuit/systems design inthe industry through its coupled suite of tools Combinable tools which assist engineers

6、 in designing, modeling, and analyzing power systems, power supplies, and drives Integrates electromagnetic, circuit, and system engineering using a common desktop environmentExample of Commonly used Tools include:PExprt for transformer and inductor designSimplorer for complete system/circuit analys

7、isMaxwell 2D/3D for finite element analysisQ3D Extractor for parasitic extraction of interconnects, bus bars, and cablesOthers (Thermal, Mechanical)PExprt v2017 (R18) User Guide5 2016 ANSYS, Inc.October 18, 2018Power System Top down or bottom up DesignSystemCircuit / SubsystemSimplorerXPrt ToolsANSY

8、S:Multiphysics SolversComponentFEAField SolversElectromagneticThermalFluidicMechanicalPExprt v2017 (R18) User Guide6 2016 ANSYS, Inc.October 18, 2018ANSYSs Suite of ToolsANSYSMechanicalThermal/StressPExprt v2017 (R18) User Guide7 2016 ANSYS, Inc.October 18, 2018Push Back ExcitationsFE Model Generati

9、onCo-simulationField SolutionModel order ReductionEmbedded DesignANSYS Maxwell2D/3D FEA AnalysisOptimetricsLS-DSORMxprtMachine DesignPExprtMagneticsANSYS CFDThermalANSYS SimplorerSystem DesignIAPMSYNC TorqueJJAA D2DIBICA:AICPP := 6AGAINHF/SIHFSS, Q3D, SIWaveRLCG ParasiticsSCADE SuiteControl SystemsF

10、EA Model ExtractionMachinesRMxprt - Broad library of machine topologies (Generators, Motors)RMxprtFully ParameterizableEvaluate Machine Performance Export to Maxwell 3DExport Circuit ModelSimplorerMaxwellSimplorerPExprt v2017 (R18) User Guide8 2016 ANSYS, Inc.October 18, 2018FEA Model ExtractionMagn

11、eticsPExprt - (Inductors/Transformers)Design Cores, Materials, Wires Modeling Toroid, Planar, Integrated,winding Nonlinear core, Skin and proximity effects,interwinding capacitance, leakage L Analysis Gap energy, leakage Inductance,flux paths, current density Circuit Extraction SimplorerPExprt v2017

12、 (R18) User Guide9 2016 ANSYS, Inc.October 18, 2018FEA Model ExtractionParasiticsQ3D - 2D / 3D GeometryCircuit Boards, Busbar,Cables, connectors Package ParasiticsCreates Z matrix with couplingCircuit ExtractionSimplorerEMI/EMC analysis CM, DM noisePExprt v2017 (R18) User Guide10 2016 ANSYS, Inc.Oct

13、ober 18, 2018Modeling with Maxwell 2D, 3D2D and 3D Finite Element Analysis ofElectrical MachinesSensors Actuators Transformers RFID SystemsWireless Power Transfer Other electromagnetic andelectromechanical componentsPExprt v2017 (R18) User Guide11 2016 ANSYS, Inc.October 18, 2018FEA Model Extraction

14、 Into Simplorer (System)Electo-Mechanical Motors, Generators Actuators Power Magnetics Inductors, TransformersElectrical Parasitics PCB, Cables, bus barsThermal IGBT package, CFDMechanical Example Motor shaftsPExprt v2017 (R18) User Guide12 2016 ANSYS, Inc.October 18, 2018Co-Simulation with MaxwellA

15、nsoft CorporationTorqueBasic_Inverter1500.00Curve InfoFEA1.TORQUETR400.00300.00200.00100.000.00-100.00-200.000.002.505.007.5010.00Time ms12.5015.0017.5020.00Ansoft CorporationBackEMFBasic_Inverter1100.00Curve InfoFEA1.EIT1TR75.00FEA1.EIT2TR50.00FEA1.EIT3TR25.000.00-25.00-50.00-75.00-100.00-125.000.0

16、02.505.007.5010.00Time ms12.5015.0017.5020.00PExprt v2017 (R18) User Guide13 2016 ANSYS, Inc.October 18, 2018Y1 VFEA1.TORQUECo-Simulation with Other ToolsMatlab/SimulinkMathcadModelSim and QuestaSim - VHDL-AMS capability with Verilog digitalPExprt v2017 (R18) User Guide14 2016 ANSYS, Inc.October 18,

17、 2018Motor Current22.6020.00AM.I .10.000050.00m100.00mSimplorer - Multi-Physics SimulatorElectrical circuitsMagneticsMechanicsJHydraulics, Thermal, .A11 B11 C 11A12 B12C 12M3A2B2 C2 M(t)LSTFMMF JA+ROT1 ROT2ASMSQ-F(t)HmSTFState-space ModelsDigital/VHDL SimulatorBlock DiagramSimulatorState MachineSimu

18、latorINVtransitionstatePSTJ QEIN KFlip flopSET: TSV1:=1 SET: TSV2:=0 SET: TSV3:=0 SET: TSV4:=1QB CLR(R_LAST.I =x& = Ax + Buy = CxAUS INVSET: TSV1:=0 SET: TSV2:=1 SET: TSV3:=1 SET: TSV4:=0(R_LAST.I = I_UGR)PExprt v2017 (R18) User Guide15 2016 ANSYS, Inc.October 18, 2018GNDGNDPROCESS (CLK,PST,CLR) BEG

19、INIF (PST = 0) THENstate = 1;ELSIF (CLR = 0) THENstate = 0; ENDIF;I_OGR)Simplorer Simulation Data Bus / Simulator Coupling TechnologyMulti-Physics System SolutionModelica FMUVHDL-AMSIF (domain = quiescent_domain)V0 = init_v;ELSECurrent = cap*voltagedot;END USE;Model Extraction: Equivalent Circuit, I

20、mpulse Response Extracted LTI, Stiffness MatrixElectromagnetic (FEA)Mechanical (FEA)Thermal (FEA/CFD)Fluidic (CFD)PExprt v2017 (R18) User Guide16 2016 ANSYS, Inc.October 18, 2018Simplorer Simulation Data Bus / Simulator Coupling TechnologyOpenCo-GatewaySimulationMBDMaxwellCFDVHDL-AMS (Capability, Co

21、mpatibility)Standard Format Allows Model Portability (IEEE standard)Different engineering groups within same companyWith Sub-Contractors Between different simulatorsMulti-level Modeling Different levels of abstraction of model behaviorMulti-domain Modeling Electrical, Thermal, Magnetic, Mechanical,

22、etcMixed-signal Modeling Supports analog and digital modelingSimplorers VHDL-AMS libraries are open sourcePExprt v2017 (R18) User Guide17 2016 ANSYS, Inc.October 18, 2018VHDL-AMS Example (Motor Model)PExprt v2017 (R18) User Guide18 2016 ANSYS, Inc.October 18, 2018Aircraft Power SystemQ3DPExprt v2017

23、 (R18) User Guide19 2016 ANSYS, Inc.October 18, 2018MaxwellSimplorerVHDL-AMSRMxprtPExprtSimplorerMaxwellVHDL-AMSFlyback ExampleSimplorerQ3D PExprtPExprt v2017 (R18) User Guide20 2016 ANSYS, Inc.October 18, 2018SimplorerSimplorerFlyback Magnetic using PExprt and SimplorerIncludes:Spice ImportMOSFET c

24、haracterization PWM ICPExprt MagneticDetailed AnalysesPExprt v2017 (R18) User Guide21 2016 ANSYS, Inc.October 18, 2018PExprt Closer LookPExprt is an interactive, performance based design tool that produces initialdesigns of magnetic components, such as transformers and inductors. Designs can then be

25、 Modeled and Analyzed with the highest level of fidelity using FEA tools. Design Models can then be evaluated in the circuit using SimplorerStandard libraries of magnetic cores, bobbins, insulators, and conductors allow you to define the model to your exact specifications.Libraries include all types of cores including EE, EFD, EI, EP, ETD, POT, PQ, RM, UI, UU, Toroidal, and can also be used for planar magneticsUsing PExprt, you can design: inductors, multi-winding transformers, coupled inductors, and flyback components.Optimize constructive parameters, such as c