bode diagram of the quarter car

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Federico Paolucci
Federico Paolucci on 1 Jul 2022
Answered: Sam Chak on 1 Jul 2022
hi, how can i make the bode diagram of a quarter car model via matlab? in order to highlight the resonant frequency.

Answers (1)

Sam Chak
Sam Chak on 1 Jul 2022
Say the car model is given by . Then you can use the bode() function.
omega = 1;
zeta = 0.125/8;
s = tf('s');
G = 1/(s^2 + 2*zeta*omega*s + omega^2)
G = 1 ------------------- s^2 + 0.03125 s + 1 Continuous-time transfer function.
bode(G)

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