GiD-NASTRAN interface

Finite element analysis code

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

http://www.compassis.com

info@compassis.com

March2003

Reference manual1

Features1

Item help. 1

Constraints1

Constraints (Points, Lines, Surfaces)2

Enforced Displacements (Points, Lines, Surfaces)2

Static Loads3

Point Force Load. 3

Moment3

Line-Pressure-Load. 3

Line-Projected-Pressure. 5

Line-Triangular-Pressure. 5

Surface-Pressure-Load. 6

Normal-Surface-Load. 7

Local Axes7

Connections9

Dynamic loads10

Freq Dynamic Type 1. 10

Freq Dynamic Type 2. 11

Time Dynamic Type 1. 12

Time Dynamic Type 2. 12

Cosine/Sine Load. 13

Pressure Freq Type 1 (lines and surfaces)14

Pressure Freq Type 2 (lines and surfaces)15

Pressure Time Type 1 (lines and surfaces)16

Remarks16

Pressure Time Type 2 (lines and surfaces)17

Remarks17

Initial Conditions (Points, lines and surfaces)18

Advanced conditions18

Concentrated Mass Element18

Output sets19

Table of outputs20

Material21

Property. 22

Tables31

Executive Control35

Case Control37

Input data. 37

Output Data. 38

Remarks40

Advanced Data. 40

Dynamics41

Modes Analysis41

Dynamic Design. 44

Buckling. 46

Nonlinear Analysis47

Parameters48

Verify Properties48

Obtain input file for NASTRAN. 49

Post process50

Import FEMAP ASCII neutral file:50

Static Analysis of a Beam.. 53

Description of Model:53

Properties:53

Procedure:54

Start:54

Create geometry:55

Define Local Axes55

Assign properties and material:57

Assign Constraints:60

Connections61

Assign Static Loads61

Mesh the Geometry:62

Perform the Analysis:63

Obtain Input File for NASTRAN Code:64

Post process:65

Import punch file:65

Import FEMAP ASCII neutral file:65

Visualization of results:66

Static Analysis of a Gear68

Description of the Model:68

Procedure:69

Start:69

Preferences:70

Assign Properties:70

Assign Constraints:72

Assign Static Loads73

Perform the Analysis:74

Obtain Input File for NASTRAN Code:75

Post process:76

Import punch file:76

Import FEMAP ASCII neutral file:76

Results visualization:76

Direct Frequency Response Analysis. 80

Description of Model:81

Properties:81

Procedure:82

Start:82

Create geometry:82

Assign properties and material:84

Assign Constraints:87

Assign Dynamic Load. 87

Perform the Analysis:92

Obtain Input File for NASTRAN Code:94

Post process:94

Import punch file:94

Import FEMAP ASCII neutral file:95

Visualization of results:95

Modal Analysis of a Beam.. 99

Description of Model:100

Properties:100

Procedure:101

Start:101

Create geometry:101

Assign properties and material:101

Define Local Axes105

Mesh the Geometry:107

Assign Constraints:107

Perform the Analysis:108

Obtain Input File for NASTRAN Code:110

Post process:110

Import punch file:111

Import FEMAP ASCII neutral file:111

Visualization of results:111

Modes of beam. 113

Reference manual

The following manual describes capabilities of the pre/postprocessing part of GiD-NASTRAN Interface.