bodeexamples

bodeexamples - 3:14...

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Unformatted text preview: 11/8/04 3:14 PM % % % % /Users/davidtrumper/ActiveAl_.../complicatedbode.m 1 of 1 define systems individually and then combine via multiplications (probably should use state space for higher accuracy in real computations D L Trumper 11/8/04 = = = = tf(5,[1 0]); tf([0.5 1],[0.1 1]); tf([1/20^2 0.1/20 1],[1/100^2 0.2/100 1]); tf([1],[1/1000^2 0.02/1000 1]); sys1 sys2 sys3 sys4 ww = logspace(0,4,2000); totalsys = sys1*sys2*sys3*sys4; [mag,phase] = bode(totalsys,ww); mag2 = mag(:); phase2 = phase(:); figure(1); clf subplot(2,1,1) loglog(ww,mag2) axis([1e0 1e4 1e-2 1e2]) grid on subplot(2,1,2) semilogx(ww,phase2) axis([1e0 1e4 -300 100]) set(gca,'YTick',[-360:90:360]) grid on 10 2 10 1 10 0 10 -1 10 -2 10 0 10 1 10 2 10 3 10 4 90 0 -90 -180 -270 10 0 10 1 10 2 10 3 10 4 ...
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This note was uploaded on 02/23/2012 for the course MECHANICAL 2.003 taught by Professor Davidtrumper during the Spring '05 term at MIT.

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