Residual vector

Altair Forum User

While doing FRF analysis Optistruct is calculating Residual vectors. can you kindly explain the importance of residual vectors.

Rahul Rajan_21763

Please refer attached screenshot and pdf from online help.

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Altair Forum User

Thanks for your reply.

 

I have one more question.

 

In your attachment it is mentioned as Residual vector calculates the displacement vectors of a static analysis based on dynamic loading. In FRA how static analysis is calculated and how it improves the results.

 

Thanks in advance.

 

 

 

Rahul Rajan_21763

Please refer attached screenshot from help.

<?xml version="1.0" encoding="UTF-8"?>