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1) MSC.Patran File >> New. New Database.

2) annular_plate Filename.

3) OK.

4) New Model Preferences. .

5) .

6) Tolerance Default.

7) MSC.Nastran Analysis Code.

8) Structural Analysis Type .

1) MSC.Patran Geometry.

2) Geometry Action >> Create, Object >> Curve

Method >> XYZ.

3) Vector Coordinate List <5,0,0>, Origin Coordinate List - [5,0,0]. Apply.

4) - 5 , [5,0,0].

5) Vector Coordinate List <10,0,0> Origin Coordinate List [10,0,0]. Apply. Curve 2, .

1) Geometry Object Curve Surface Method Revolve.

2) Sweep Parameters Total Angle 90.0, Offset Angle 0.0. Curve 1 ( curve 1 Curve List). Apply.

3) Surface 2, Curve 2 Curve List Apply.

4) Surface 1.2, 2.2, 3.2, 4.2, 6.2 5.2. , Surface 1.2 Curve List Apply.

1) MSC.Patran Elements.

2) Finite Element Action>>Create, Object >> Mesh, Type >> Surface. .

3) Global Edge Length 2. . Automatic Calculation.

4) Quad4 Topology. , . IsoMesh .

5) Surface List ( Surface 1:8 Apply).

, .

6) .

7) Finite Element Action >> Equivalence, Object >> All, Method >> Tolerance Cube. .

8) Apply.

1) MSC.Patran Materials.

2) Materials Action >> Create, Object >> Isotropic, Method >> Manual Input.

3) Material Name Aluminum.

4) Input Properties.

.

5) Input Options 10e6 Elastic Modulus.

6) Poissons Ratio 0.3.

7) OK Input Option , Apply Materials

1) MSC.Patran Properties.

2) Element Properties Action >> Create, Object >> 2D, Type >> Shell.

3) Property Set Name prop_1.

4) Input Properties.

5) Input Properties Material Name Aluminum Material Property Set.

6) thickness 0.125 OK.

7) Element Properties Select Members ( Surface 1:8).

8) Add Apply Properties.

1) MSC.Patran Loads/BCs.

2) Loads/BCs Action >> Create, Object >> Distributed Load, Type >> Element Uniform.

3) New Set Name annular_load.

4) Input Data.

5) Input Data <,,-1.2> Edge Distr Load, Edge Distr Moment . OK.

6) Select Application Region.

7) Select Application Region Geometry Filter Geometry.

8) Select Surface Edges. 4 . Add , OK.

9) Surface 7.1 1:5:2.3 Application Region.

10) Apply Loads/Boundary Conditions.





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