Handout 5: Control System Design Principles Eric feron Feb20.2004 The standard feedback loop Draw the feedback loop here Tracking rec
Handout 5: Control System Design Principles Eric Feron The standard feedback loop Draw the feedback loop here Tracking requirements: 1 Feb 20, 2004
Unmodelled dynamics: Gtrue(s=(1+L(s)Gnom(s) Show typical Bode diagram here Insensitivity to unmodelled dynamics requires Fundamental equality that requires trade between tracking and 2
Unmodelled dynamics: Gtrue(s) = (1 + L(s))Gnom(s) Show typical Bode diagram here Insensitivity to unmodelled dynamics requires: Fundamental equality that requires trade between tracking and insensitivity | + | = 1 2
Desirable Bode Plot for loop gain 3
Desirable Bode Plot for loop gain 3
What happens at crossover frequency? (KG 1)?
What happens at crossover frequency? (|KG| 1)? 4
