How to find the value of Q and R for LQR controller

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Suhadah Salehin on 7 May 2021

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Commented: Suhadah Salehin on 26 Jun 2021

Hi. May i know how to find the value of Q and R for LQR controller?

This is my transfer function =

Then, after I convert it to space state i get A=-0.0035, B=1, C=0.2120, D=0

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Alan Moses on 10 May 2021

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https://au.mathworks.com/matlabcentral/answers/823905-how-to-find-the-value-of-q-and-r-for-lqr-controller#answer_696290

You may refer to the solutions here and here to get an idea about choosing Q and R values.

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Suhadah Salehin on 26 Jun 2021

thank you so much for your help and suggestion :)

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