Post process:

Click on the following icon to enter in the post process:

Import punch file:

1- Import the punch file (***.pch) obtained from NASTRAN.

File -> Import -> Import PUNCH

When the file import process is finished, close the file-find window.

Import FEMAP ASCII neutral file:

Import the FEMAP ASCII file (***.neu) obtained from NE/NASTRAN.

File -> Import -> FEMAP file

When the file import process is finished, close the file-find window.

Note: To obtain a FEMAP ASCII file in NE/NASTRAN go to NASTRAN editor:

         Setup -> Default Analysis Options

Selects RSLTFILETYPE and set to FEMAP ASCII in Output Control Directives

Visualization of results:

Contour Fill.

View results -> Contour Fill

Select “Displacements“

Contour Fill Y-Displacement mode 22665.1

To change analysis step use the following menu sequence:

View results -> Default Analysis/Step -> 1

Select which step you want to see.

Deformation.

View results -> Deformation

Select displacements.

Deformation mode 1.84e6

Numerical results:

To see numerical results in nodes, click on the following icon  

Select in which nodes you want to see the current numerical results display in the screen.

Create an Animation:

Select which kind of results will be displayed

Open Animation Window.

Windows -> Animate

Click on Play button.

 

Modes of beam

It is necessary edit the results file ***.F06 located in results folder of NASTRAN.

The following table displays results calculated with MI/NASTRAN:

Modes no.

EIGENVALUE

CYCLIC FREQUENCY

1

2.266509E+04

2.396066E+01       

2

3.627142E+05       

9.585227E+01       

3

1.837810E+06       

2.157598E+02