Displaying 2 results from an estimated 2 matches for "issiso".
2020 Oct 08
2
unable to plot bode - phase with control package
Dear All
I hope my question is relevant on this forum, else very sorry for the
disturbance
I want to simply plot a bode diagram of a siso model
using the 'bodeplot' command in the control package fail due to error in
'issiso' evaluation...
Error in if (issiso(sys)) {:
then I try by myself some retro-engineering :)
the problem is when I use
H <- freqresp(syst, w)
mag = 20*log10(abs(H))
phase <- atan2(Im(H), Re(H)) * 180/pi
if the order of the system is higher than 2 it is wrong (result will be
only betwe...
2020 Oct 08
0
unable to plot bode - phase with control package
...r-project.org> wrote:
>Dear All
>
>I hope my question is relevant on this forum, else very sorry for the
>disturbance
>
>I want to simply plot a bode diagram of a siso model
>
>using the 'bodeplot' command in the control package fail due to error
>in
>'issiso' evaluation...
>
>Error in if (issiso(sys)) {:
>
>then I try by myself some retro-engineering :)
>
>the problem is when I use
>
>H <- freqresp(syst, w)
>mag = 20*log10(abs(H))
>phase <- atan2(Im(H), Re(H)) * 180/pi
>
>if the order of the system is highe...