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1、ANSYS, Inc. Proprietary 2004 ANSYS, Inc. ANSYS Workbench 9.0 ANSYS Workbench 9.0 ANSYS Workbench 9.0 ANSYS Workbench 9.0 ElectromagneticsElectromagneticsElectromagneticsElectromagnetics Paul LethbridgePaul LethbridgePaul LethbridgePaul Lethbridge ANSYS, Inc. Proprietary 2004 ANSYS, Inc. ContentsCont
2、entsContentsContents Workbench ElectromagneticsWorkbench ElectromagneticsWorkbench ElectromagneticsWorkbench Electromagnetics Workbench Emag RoadmapWorkbench Emag RoadmapWorkbench Emag RoadmapWorkbench Emag Roadmap Design Modeler Enclosure Symmetry Winding Bodies Winding Tool Simulation ANSYS, Inc.
3、Proprietary 2004 ANSYS, Inc. Workbench Emag Roadmap Workbench Emag Roadmap Workbench Emag Roadmap Workbench Emag Roadmap LF Emag capability will be exposed over several release cycles: 3D Magnetostatics (9.0)3D Magnetostatics (9.0)3D Magnetostatics (9.0)3D Magnetostatics (9.0) 3D Current conduction
4、(10.0)3D Current conduction (10.0)3D Current conduction (10.0)3D Current conduction (10.0) 3D Electrostatics Circuit elements3D Electrostatics Circuit elements3D Electrostatics Circuit elements3D Electrostatics Circuit elements Time transient & 2DTime transient & 2DTime transient & 2DTime transient
5、& 2D Workbench v9.0 is the first release with electromagnetic analysis capability. Support solid and stranded (wound) conductorsSupport solid and stranded (wound) conductorsSupport solid and stranded (wound) conductorsSupport solid and stranded (wound) conductors Automated computations of force, tor
6、que, inductance, and coil Automated computations of force, torque, inductance, and coil Automated computations of force, torque, inductance, and coil Automated computations of force, torque, inductance, and coil flux linkage.flux linkage.flux linkage.flux linkage. Easily set up simulations to comput
7、e results as a function of Easily set up simulations to compute results as a function of Easily set up simulations to compute results as a function of Easily set up simulations to compute results as a function of current, stroke, or rotor angle.current, stroke, or rotor angle.current, stroke, or rot
8、or angle.current, stroke, or rotor angle. Workbench Emag capability is mapped to & accessed via: ANSYS Emag (stand alone or enabled task) ANSYS Multiphysics license keys. ANSYS, Inc. Proprietary 2004 ANSYS, Inc. Workbench Emag Markets Workbench Emag Markets Workbench Emag Markets Workbench Emag Mark
9、ets Target markets:Target markets:Target markets:Target markets: Solenoid actuators Permanent magnet devices Sensors Rotating Electric machines Synchronous machines DC machines Permanent magnet machines ANSYS, Inc. Proprietary 2004 ANSYS, Inc. ContentsContentsContentsContents Workbench Electromagnet
10、icsWorkbench ElectromagneticsWorkbench ElectromagneticsWorkbench Electromagnetics Workbench Emag Roadmap Design Modeler Enclosure SymmetryEnclosure SymmetryEnclosure SymmetryEnclosure Symmetry Winding bodies Winding Tool Simulation ANSYS, Inc. Proprietary 2004 ANSYS, Inc. Enclosure & Fill ToolsEnclo
11、sure & Fill ToolsEnclosure & Fill ToolsEnclosure & Fill Tools Design Modeler (DM) includes two features to allow a user to create Design Modeler (DM) includes two features to allow a user to create Design Modeler (DM) includes two features to allow a user to create Design Modeler (DM) includes two f
12、eatures to allow a user to create a volumetric a volumetric a volumetric a volumetric “ “ “ “fieldfieldfieldfield” ” ” ” body associated with a solid model. body associated with a solid model. body associated with a solid model. body associated with a solid model. Enclosure tool: Enclosure tool: Enc
13、losure tool: Enclosure tool: Released at 8.0. This tool is used to completely enclose the bodies of a model in a material typically required for an Emag analysis. . . . Fill Tool: Fill Tool: Fill Tool: Fill Tool: Released at 9.0 (Beta at 8.1). Similar function to enclosure, but only fills interior c
14、avities. Example of a hemispherical enclosure around an electromagnet ANSYS, Inc. Proprietary 2004 ANSYS, Inc. The Fill feature create a new frozen body to fill the space occupied by a hole or cavity. Useful for interior cavity electromagnetic applications. Fill FeatureFill FeatureFill FeatureFill F
15、eature ANSYS, Inc. Proprietary 2004 ANSYS, Inc. Enclosure SymmetryEnclosure SymmetryEnclosure SymmetryEnclosure Symmetry Feature:Feature:Feature:Feature: The Enclosure feature now supports symmetry models when the enclosure shape is a box or a cylinder: Up to 3 three symmetry planes can be specified
16、. Full or partial models can be included in the Enclosure. During the model transfer from DesignModeler to Simulation, the enclosure feature with symmetry planes forms two kinds of named selections: Open DomainOpen DomainOpen DomainOpen Domain Symmetry Plane Symmetry Plane Symmetry Plane Symmetry Pl
17、ane ANSYS, Inc. Proprietary 2004 ANSYS, Inc. ContentsContentsContentsContents Workbench ElectromagneticsWorkbench ElectromagneticsWorkbench ElectromagneticsWorkbench Electromagnetics Workbench Emag Roadmap Design Modeler Enclosure Symmetry Winding bodiesWinding bodiesWinding bodiesWinding bodies Win
18、ding ToolWinding ToolWinding ToolWinding Tool Simulation ANSYS, Inc. Proprietary 2004 ANSYS, Inc. Winding Bodies & Tool Winding Bodies & Tool Winding Bodies & Tool Winding Bodies & Tool Feature:Feature:Feature:Feature: Design Modeler (DM) includes two new tools to allow a user to easily create curre
19、nt carrying coils: Winding Bodies:Winding Bodies:Winding Bodies:Winding Bodies: Used to represent wound coils for source excitation. The advantage of these bodies is that they are not 3D CAD objects, and hence simplify modeling/meshing of winding structures. Upon “attach to Simulation”, Winding Bodi
20、es are assigned as Conductor bodies. Winding Tool: Winding Tool: Winding Tool: Winding Tool: Used to create more complex coils for motor windings. The Winding Tool uses a Worksheet table format to drive the creation of multiply connected Winding Bodies. Or a user can read in a text file created by M
21、SExcel. Benefits:Benefits:Benefits:Benefits: Very easy to use, rapid creation of coil windings. ANSYS, Inc. Proprietary 2004 ANSYS, Inc. Winding BodiesWinding BodiesWinding BodiesWinding Bodies A line body can be promoted to a winding A line body can be promoted to a winding A line body can be promo
22、ted to a winding A line body can be promoted to a winding body. Turns and cross-section (CS) body. Turns and cross-section (CS) body. Turns and cross-section (CS) body. Turns and cross-section (CS) dimensions are entereddimensions are entereddimensions are entereddimensions are entered Winding cross
23、-section displayed Tangent orientation vector (blue arrow) defines direction of current. ANSYS, Inc. Proprietary 2004 ANSYS, Inc. Winding ToolWinding ToolWinding ToolWinding Tool Complex coil windings may be created using the Winding Tool: The Winding Tool inserts a “ “ “ “Winding#Winding#Winding#Wi
24、nding#” ” ” ” into the model tree. A “Details” view is used for geometric placement. ANSYS, Inc. Proprietary 2004 ANSYS, Inc. Winding ToolWinding ToolWinding ToolWinding Tool Each Winding Winding Winding Winding consists a number of related Winding BodiesWinding BodiesWinding BodiesWinding Bodies. T
25、he related Winding Bodies are shown in the Parts/Bodies branch: Winding BodiesWinding BodiesWinding BodiesWinding Bodies ANSYS, Inc. Proprietary 2004 ANSYS, Inc. Winding Table File Winding Table File Winding Table File Winding Table File Each WindingWindingWindingWinding has a Winding Table FileWind
26、ing Table FileWinding Table FileWinding Table File associated with it. The Winding Table File can be created directly in DM The Winding Table File can be exported to or imported from a text file. Each row corresponds to a created Winding BodyWinding BodyWinding BodyWinding Body ANSYS, Inc. Proprieta
27、ry 2004 ANSYS, Inc. Winding Table File Winding Table File Winding Table File Winding Table File The Winding Table File can be exported to or imported from a text file. ANSYS, Inc. Proprietary 2004 ANSYS, Inc. Winding Tool Example Winding Tool Example Winding Tool Example Winding Tool Example Winding
28、 1 highlighted with rotor Complete DC Motor model ANSYS, Inc. Proprietary 2004 ANSYS, Inc. Winding OptionsWinding OptionsWinding OptionsWinding Options Coils may have different radii between IN & OUT slots Multiple coils may be stacked in the same slot ANSYS, Inc. Proprietary 2004 ANSYS, Inc. Windin
29、g Options - SkewWinding Options - SkewWinding Options - SkewWinding Options - Skew A skew angle may be identified for the coil winding slots Many motor designs employ a skewed coil form. ANSYS, Inc. Proprietary 2004 ANSYS, Inc. Winding Slot Clash DetectionWinding Slot Clash DetectionWinding Slot Cla
30、sh DetectionWinding Slot Clash Detection Winding Tool automatically detects if the coil clashed with another part and warns the user ANSYS, Inc. Proprietary 2004 ANSYS, Inc. ContentsContentsContentsContents Workbench ElectromagneticsWorkbench ElectromagneticsWorkbench ElectromagneticsWorkbench Elect
31、romagnetics Workbench Emag Roadmap Design Modeler Enclosure Symmetry Winding bodies Winding Tool SimulationSimulationSimulationSimulation Tools LayoutTools LayoutTools LayoutTools Layout Winding bodiesWinding bodiesWinding bodiesWinding bodies Material PropertiesMaterial PropertiesMaterial Propertie
32、sMaterial Properties Air Gap Mesh SizingAir Gap Mesh SizingAir Gap Mesh SizingAir Gap Mesh Sizing ConductorsConductorsConductorsConductors SolutionSolutionSolutionSolution ANSYS, Inc. Proprietary 2004 ANSYS, Inc. Simulation Tools LayoutSimulation Tools LayoutSimulation Tools LayoutSimulation Tools L
33、ayout Electromagnetic ToolbarElectromagnetic ToolbarElectromagnetic ToolbarElectromagnetic Toolbar Simulation Environment:Simulation Environment:Simulation Environment:Simulation Environment: Emag boundary conditionsEmag boundary conditionsEmag boundary conditionsEmag boundary conditions Conductor s
34、ource excitationConductor source excitationConductor source excitationConductor source excitation Solution ResultsSolution ResultsSolution ResultsSolution Results VoltageVoltageVoltageVoltage Current DensityCurrent DensityCurrent DensityCurrent Density FieldFieldFieldField ForceForceForceForce Torqu
35、eTorqueTorqueTorque Inductance Inductance Inductance Inductance Flux linkageFlux linkageFlux linkageFlux linkage ANSYS, Inc. Proprietary 2004 ANSYS, Inc. Emag Simulation WizardEmag Simulation WizardEmag Simulation WizardEmag Simulation Wizard Interactively walks a user through required analysis step
36、s. Interactively walks a user through required analysis steps. Interactively walks a user through required analysis steps. Interactively walks a user through required analysis steps. ANSYS, Inc. Proprietary 2004 ANSYS, Inc. Winding Body Transfer in SimulationWinding Body Transfer in SimulationWindin
37、g Body Transfer in SimulationWinding Body Transfer in Simulation Winding bodies are automatically assigned to conductor bodies. From the Winding Tool, each Phase Winding is assigned as a unique conductor. In this example, Conductor A consists of 2 winding bodies. ANSYS, Inc. Proprietary 2004 ANSYS,
38、Inc. Material Property SupportMaterial Property SupportMaterial Property SupportMaterial Property Support Both linear & nonlinear Emag materials are supported by Engineering Data: Soft materials (Steel, iron, etc.)Soft materials (Steel, iron, etc.)Soft materials (Steel, iron, etc.)Soft materials (St
39、eel, iron, etc.) Constant (isotropic) Laminated (orthotropic) Linear/nonlinear (single B-H curve) Hard materials (Hard materials (Hard materials (Hard materials (NdFeBNdFeBNdFeBNdFeB, , , , SmCoSmCoSmCoSmCo, Alnico), Alnico), Alnico), Alnico) Linear Nonlinear Library of 35 BH curves provided 35 comm
40、on materialsLibrary of 35 BH curves provided 35 common materialsLibrary of 35 BH curves provided 35 common materialsLibrary of 35 BH curves provided 35 common materials ANSYS, Inc. Proprietary 2004 ANSYS, Inc. Materials Materials Materials Materials BH Curve Library BH Curve Library BH Curve Library
41、 BH Curve Library ANSYS, Inc. Proprietary 2004 ANSYS, Inc. Materials Materials Materials Materials User BH Curves User BH Curves User BH Curves User BH Curves BH curves with up to 500 data points are supported ANSYS, Inc. Proprietary 2004 ANSYS, Inc. Materials - Permanent MagnetsMaterials - Permanen
42、t MagnetsMaterials - Permanent MagnetsMaterials - Permanent Magnets Coordinate systems are used to align the polarization axis of a magnet. Cartesian and Radial Magnetization are supported. ANSYS, Inc. Proprietary 2004 ANSYS, Inc. Air Gap Mesh SizingAir Gap Mesh SizingAir Gap Mesh SizingAir Gap Mesh
43、 Sizing Requirement: Requirement: Requirement: Requirement: . In an electromagnetics analysis models typically include narrow gaps between parts such as rotors and stators. It is important to have a refined mesh in these gaps. Feature:Feature:Feature:Feature: Air Gap Mesh sizing. As for other mesh c
44、ontrols, air gaps are assigned under Advanced Controls in the Mesh Detail. Benefits: Benefits: Benefits: Benefits: Easy to use mesh refinement, resulting in more accurate analysis results. ANSYS, Inc. Proprietary 2004 ANSYS, Inc. Air Gap Mesh SizingAir Gap Mesh SizingAir Gap Mesh SizingAir Gap Mesh
45、Sizing ANSYS, Inc. Proprietary 2004 ANSYS, Inc. Conductor Objects Conductor Objects Conductor Objects Conductor Objects identify conductors for excitation, inductance, and Post processing. Can be scoped to solid bodies (solid conductors), or Winding Bodies (wound coils) Excitation:Excitation:Excitat
46、ion:Excitation: Supports voltage and current loading for solid conductors. Current and phase angle are supported for Winding Bodies. Conductor ObjectsConductor ObjectsConductor ObjectsConductor Objects ANSYS, Inc. Proprietary 2004 ANSYS, Inc. Solution ResultsSolution ResultsSolution ResultsSolution
47、Results ANSYS, Inc. Proprietary 2004 ANSYS, Inc. Vector & Contour PlotsVector & Contour PlotsVector & Contour PlotsVector & Contour Plots Vector / Contour is selected in the Solution objects “Definition” or Results toolbar ANSYS, Inc. Proprietary 2004 ANSYS, Inc. Vector PlotsVector PlotsVector Plots
48、Vector Plots Vector plot arrow scale, 2D/3D arrows and arrow density can be defined allowing excellent visualization of the electromagnetic field ANSYS, Inc. Proprietary 2004 ANSYS, Inc. Inductance & Flux LinkageInductance & Flux LinkageInductance & Flux LinkageInductance & Flux Linkage Solution bra
49、nch can insert Inductance & Flux linkage post processing calculations. Self and mutual inductance is computed. ANSYS, Inc. Proprietary 2004 ANSYS, Inc. Parameter SweepsParameter SweepsParameter SweepsParameter Sweeps The Emag analysis can be fully parameterized so that a user can easily extract force or torque versus rotor position etc