## Category Archives: Stress Analysis

## Nastran run in batch mode

Sometimes is necessary to perform several Nastran runs, and by running one by one could be necessary a lot of time. Hereafter are illustrated two methods to speed up these operations. There is an effective method to perform this operation … Continue reading

## Nastran launch commands

The Nastran solver is executed usually by command line like „nastran“. Generally it could be with different name, due to the needs to specify the version of solver. The format nastran command is: nastran2012 input_file keyword1 = value1 keyword2 … Continue reading

## Random Vibration Analysis – Nastran SOL 111

Introduction Random vibration is motion which is non-deterministic, meaning that future behavior cannot be precisely predicted, and it is a characteristic of the input or excitation. To specific a random vibration is usually is used the ASD (acceleration spectral density). … Continue reading

## Frequency Response – Nastran SOL 111

Frequency response is the quantitative measure of the output spectrum of a system or device in response to a stimulus, and is used to characterise the dynamics of the system. It is a measure of magnitude and phase of the … Continue reading

## Bending Moments and Deflections – 8

Go to the Menu of Bending Moments and Deflection If you have appreciated this post, please click on the banner below, thanks.

## Vibration Analysis – Nastran SOL 103

Vibration Analysis – Nastran SOL 103 Continue reading

## Bending Moments and Deflections – 7

Go to the Menu of Bending Moments and Deflection

## Bending Moments and Deflections – 6

Go to the Menu of Bending Moments and Deflection

## Bending Moments and Deflections – 5

Go to the Menu of Bending Moments and Deflection

## Bending Moments and Deflections – 4

Go to the Menu of Bending Moments and Deflection