Residual vector

Altair Employee

Dec 22, 2018

Updated Oct 4, 2020 by Altair Forum User

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

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Rahul Rajan_21763

New Altair Community Member

Dec 24, 2018

Updated Dec 24, 2018 by Rahul Rajan_21763

Please refer attached screenshot and pdf from online help.

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

Unable to find an attachment - read this blog

Altair Forum User

Altair Employee

Jan 8, 2019

Updated Jan 8, 2019 by 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

New Altair Community Member

Jan 9, 2019

Updated Jan 9, 2019 by Rahul Rajan_21763

Please refer attached screenshot from help.

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

Altair RISE

Residual vector

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