how can I use a Ramp input to simulate an input of 1/(s^2) any help is appriciated Simulink

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Daire McGorman
Daire McGorman 2020-11-9
评论： Ameer Hamza 2020-11-10
how can I use a Ramp input to simulate an input of 1/(s^2) any help is appriciated

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回答（1 个）

Ameer Hamza
Ameer Hamza 2020-11-9
See lsim() function: https://www.mathworks.com/help/ident/ref/lti.lsim.html from Control System toolbox.
Or ilasplace(): https://www.mathworks.com/help/symbolic/ilaplace.html from The Symbolic toolbox.
For example
syms s t
trans_fun = 1/(s+1);
u = 1/s^2;
y = ilaplace(trans_fun*u);
fplot(y, [0 10])

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