Keywords: Second order system response to step input.png Matlab plot of second order system response to step function input The plot was made for <math>\ G s \left \omega_n 2\over s 2+2\zeta\omega_n s + \omega_n 2 \right _ \omega_n 1 </math> Own 2007-07-10 Mintz l Created with MATLAB MATLAB code <source lang matlab > zeta 0 0 1 0 3 0 5 0 7 1; s tf 's' ; w_n 1; for i 1 length zeta z zeta i ; G w_n 2/ s 2+2 z w_n s+w_n 2 ; bode G ; hold on; end grid on; legend '\zeta 0' '\zeta 0 1' '\zeta 0 3' '\zeta 0 5' '\zeta 0 7' '\zeta 1' title 'Bode plot \omega_n 1 ' </source> Step diagrams MATLAB Plots Images with Matlab source code |