ICEM笔记.docx

ICEM笔记.docx

《ICEM笔记.docx》由会员分享，可在线阅读，更多相关《ICEM笔记.docx（45页珍藏版）》请在冰豆网上搜索。

ICEM笔记

ICEM笔记

目录...........................................................................................................................................1

1入门介绍...............................................................................................................................3

1.1ICEM保存时各个文件类型的含义........................................................................3

1.1.1ICEM在画网格时保存注意事项................................................................4

1.1.2几何导入ICEM时，如何在ICEM中设置精度,...................................4

1.1.3如何生成rpl文件........................................................................................4

1.1.4如何将Pro/E生成的几何导入到ICEM中,............................................4

1.1.5在PRO/E中如何生成二维平面几何，导入到ICEM中,......................5

1.1.6PRO/E中装配体如何进行划分网格,.......................................................5

1.2ICEM中对于结构化网格与块的映射的思考........................................................5

2Geometriy.............................................................................................................................6

2.1Geometry概念及用处简介......................................................................................7

2.1.1辅助点、辅助线、辅助面的必要性...........................................................7

2.1.2ICEM或PRO/E建立几何，需要建立拓扑的必要性。

...........................7

2.2CreatePoint...............................................................................................................72.3CreateModifyCurve.................................................................................................8

2.3.1前面几种生成曲线的简单方式...................................................................8

2.3.2IsocurveMethod............................................................................................8

2.3.3Surface-SurfaceIntersection.........................................................................9

2.3.4ProjectCurveonSurface...............................................................................9

2.3.5Concatenate/ReapproximateCurves.............................................................9

2.3.6ExtractCurvesfromSurfaces.......................................................................9

2.3.7ModifyCurves..............................................................................................9

2.3.8CreateMidline.............................................................................................102.4Create/ModifySurface............................................................................................10

2.4.1FromCurves选项.......................................................................................10

2.4.2CurveDriven选项......................................................................................10

2.4.3SweepSurface选项....................................................................................10

2.4.4LoftSurfaceoverSeveralCurves...............................................................10

2.4.5Midsurface选项..........................................................................................11

2.4.6Segment/TrimSurface.................................................................................11

2.4.7CreateCurtainSurface、ExtendSurface、GeometrySimplification........11

2.4.8StandardShapes..........................................................................................112.5RepairGeometry.....................................................................................................12

2.5.1BuildTopology............................................................................................12

3Mesh....................................................................................................................................12

3.1一般性问题.............................................................................................................13

3.1.1有时候将边界层设置很薄时，会出现负体积，若将第一层厚度社大写，

则有变成正体积了。

.....................................................................................................13

3.1.2非结构网格操作的一般步骤.....................................................................14

1

ICEM笔记

3.2VolumeMeshingParameters...................................................................................14

3.2.1ThinCut问题.............................................................................................14

4EditMesh............................................................................................................................15

4.1.1SmoothMeshGlobally...............................................................................15

5Blocking..............................................................................................................................15

5.1CreateBlock............................................................................................................15

5.1.1如何有效检查Block结构的关联性.........................................................15

5.1.2FromVertices/Faces....................................................................................15

5.1.3ExtrudeFace................................................................................................165.2SplitBlock...............................................................................................................16

5.2.1SplitBlock...................................................................................................16

5.2.2OgridBlock.................................................................................................16

5.2.3ExtendSplit.................................................................................................17

5.2.4SplitFace.....................................................................................................17

5.2.5SplitVertices...............................................................................................175.3MergeVertices.........................................................................................................17

5.3.1MergeVertices.............................................................................................17

5.3.2MergeVerticesByTolerance......................................................................18

5.3.3CollapseBlock............................................................................................18

5.3.4MergeVertexToEdge.................................................................................185.4EditBlock...............................................................................................................19

5.4.1MergeBlocks..............................................................................................19

5.4.2MergeFaces................................................................................................19

5.4.3ModifyOgrid..............................................................................................20

5.4.4PeriodicVertices..........................................................................................20

5.4.5ConvertBlockType....................................................................................20

5.4.6ChangeBlockIJK.......................................................................................21

5.4.7RenumberBlocks........................................................................................215.5Associate.................................................................................................................21

5.5.1关联经验.....................................................................................................21

5.5.2AssociateEdgeToCurve............................................................................22

5.5.3AssociateFacetoSurface...........................................................................22

5.5.4DisassociatefromGeometry.......................................................................22

5.5.5UpdateAssociations....................................................................................22

5.5.6ResetProjectVertices..................................................................................22

5.5.7SnapProjectVertices...................................................................................23

5.5.8Group/UngroupCurves...............................................................................23

5.5.9AutoAssociate............................................................................................235.6MoveVertex............................................................................................................23

5.6.1MoveVertex................................................................................................23

5.6.2SetLocation................................................................................................23

5.6.3AlignVertices..............................................................................................23

5.6.4AlignVerticesIn-line..................................................................................24

5.6.5SetEdgeLength..........................................................................................24

2

ICEM笔记

5.6.6MoveFaceVertices.....................................................................................24

5.7TransformBlocks....................................................................................................24

5.8EditEdge.................................................................................................................25

5.8.1SplitEdge选项...........................