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1、第四讲有限元程序应用介绍------ANSYS程序介绍与上机操作合肥工业大学机械与汽车学院2010年2月1.有限元软件前处理前处理建模菜单：PreprocessorElementTypeAdd/Edit/DeleteStructural(Mass,Link,Beam,Pipe,Solid,Shell)Constraint(MPC)ContactCombination(Spring-damper,Combination,Revolute)SuperelementRealConstantsMaterialPropertiesMaterialLibraryMat
2、erialModels:Structural:Linear:ElasticNonlinear:Elastic,Inelastic,RateIndependent,RateDependentDensityDampingFrictionCoefficientSectionsSectionLibrary,Beam,Shell,Joints前处理建模菜单：Preprocessor---ModelingCreate:KeypointsLines(Lines,Arcs,Splines,LineFillet)Areas(Arbitrary,Rectangle,Circl
3、e,Polygon,AreaFillet)Volumes(Arbitrary,Block,Cylinder,Prism,Sphere,Cone)Nodes(Write/ReadNodeFile)Elements(Write/ReadNodeFile,Superelements)Operate:Extrude(Keypoints,Lines,Areas)Booleans(Intersect,Add,Subtract,Divide,Glue,Overlap)Scale(Keypoints,Lines,Areas,Volumes,Nodes)CalcGeomIt
4、ems(Keypoints,Lines,Areas,Volumes)Move/Modify:Keypoints,Lines,Areas,Volumes,Nodes,ElementsRotateNodeCSTransferCoordinateReverseNormalsCopy：Keypoints,Lines(Mesh),Areas(Mesh),Volumes,Nodes,ElementsReflect：Keypoints,Lines,Areas,Volumes,Nodes,ElementsCheckGeom:SelectSmallLines,ShowDeg
5、eneracy,KPdistance,NDdistanceDelete:Keypoints,Lines,Areas,Volumes,Nodes,Elements前处理建模菜单：Preprocessor---MeshingMeshAttributes:ElementtypenumberMaterialnumberRealconstantsetnumberElementcoordinatesystemMeshTool:ElementAttributesSetSmartSize(Fine,Coarse)SizeControls(Keypoints,Lines,A
6、reas,Global)Mesh(Keypoints,Lines,Areas,Volumes)Shape(Tet,Hex,Tri,Quad,Free,Mapped,Sweep)SizeControls:SmartSize,ManualSize,ConcentrateKeypointsModifyMesh:Refine,ImproveCheckMesh:IndividualElement(PlotBadElement),ConnectivityClear:Keypoints,Lines,Areas,Volumes前处理建模菜单：Preprocessor---
7、CheckingControlsModelChecking:Model/FEACheckingShapeChecking:LevelofshapecheckingToggleChecks:AspectRationTestsShear/TwistAngleDeviationTestsParallelSideTestsMaximumAngleTestsJacobianRationTestsWarpTestsNumberingControlsMergeItems：Nodes,Elements,KeypointsCompressNumbers:Nodes,Elem
8、ents,Keypoints,Lines,Areas,Volume
