why I am getting a cut bode plot of peak current mode control of buck converter (demos)?

1 view (last 30 days)
hello everyones,
I am trying to get the frequency response of the demos given Buck Converter with Peak Current Control and using as reference the Buck Converter with AC Sweep Analysis. however I am getting weir result as you can see in teh attached file. I am not getting all the gain value and phase value of all frequencies which means I miss something in using the AC sweep block.
any help is welcome

Answers (2)

SimTec
SimTec on 20 Feb 2018
Edited: SimTec on 20 Feb 2018
here it is

SimTec
SimTec on 20 Feb 2018
Edited: SimTec on 20 Feb 2018
this is my model. I have tried as well to use the linear analysis tool and still I AM GETTING errors-

Categories

Find more on Get Started with Control System Toolbox in Help Center and File Exchange

Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Start Hunting!