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Re: How Tune PID in octave using Frequency Response data
From: |
N |
Subject: |
Re: How Tune PID in octave using Frequency Response data |
Date: |
Tue, 28 Jul 2020 22:06:29 +0200 |
> Hello Nicklas,
>
> I have the open loop frequency response of 1/2 bridge inverter capacitor
> current (using PSIM). Now I would like to convert that response into a
> transfer function so that I can create the closed loop response (as you
> mentioned).
>
> I do have an exact transfer equation for the capacitor voltage with respect
> to duty cycle so maybe that can somehow be changed to capacitor current
> since capacitor current equals C*dv/dt. Maybe just multiplying by Cs would
> do it?
Forgot about it. If you use lqr(..), lqq(...) or acker(...) functions feedback
is assumed to come from internal states. It is still useful to write on state
space form and there are functions to transform to transfer function in Octave
if needed.
- Re: How Tune PID in octave using Frequency Response data, (continued)
- Re: How Tune PID in octave using Frequency Response data, Nicklas SB Karlsson, 2020/07/24
- Re: How Tune PID in octave using Frequency Response data, shall689, 2020/07/24
- Re: How Tune PID in octave using Frequency Response data, N, 2020/07/27
- Re: How Tune PID in octave using Frequency Response data, shall689, 2020/07/28
- Re: How Tune PID in octave using Frequency Response data, N, 2020/07/28
- Re: How Tune PID in octave using Frequency Response data,
N <=
- Re: How Tune PID in octave using Frequency Response data, Torsten Lilge, 2020/07/28
- Re: How Tune PID in octave using Frequency Response data, N, 2020/07/28
- Re: How Tune PID in octave using Frequency Response data, Torsten Lilge, 2020/07/29
- Re: How Tune PID in octave using Frequency Response data, Torsten Lilge, 2020/07/24