Handout 6: Proportional compensation Eric Feron Feb25.2004 Plant under study G(s) 1/10 (s+1)(s/10+ Compensation Scheme: We adjust the gain K in the feedback loop (draw the feedback loop below 541)5/+)
Feb 25, 2004
Root locus for Proportional compensator System becomes unstable when gain is (5+)(5A (5,+)2+5+)(5/。t1) ho t 5+ 2
Bode and Nyquist plots for Proportional compensator Phase margin becomes zero when gain is 3
Closed loop transfer functions As seen from reference input to output As seen from unmodelled dynamics output to uncertain dynamics input 4