lec12 - Check Steady-State Error R(s) + E(s) 4 s + 6 U(s)...

Info iconThis preview shows pages 1–7. Sign up to view the full content.

View Full Document Right Arrow Icon
Check Steady-State Error R(s) Y(s) Controller Plant + - E(s) U(s) ) 4 s ( s 4 + 18 s 6 s 30 + + Slide 1 ME 475 Session 12: Root Locus Compensator Design Galen King Purdue University
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Lag Compensator Note: β α β + α + = , s s ) s ( G 2 c α Slide 2 ME 475 Session 12: Root Locus Compensator Design Galen King Purdue University Thus, β = ) 0 ( G 2 c ) s ( G ) s ( sG lim K where , K 1 e 2 c 0 s v v ss ramp unit = =
Background image of page 2
Lag Compensator The lag compensator must be designed so that it does not alter the locations of the desired roots that were previously placed using the lead. Slide 3 ME 475 Session 12: Root Locus Compensator Design Galen King Purdue University
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Lag Compensator Design Slide 4 ME 475 Session 12: Root Locus Compensator Design Galen King Purdue University
Background image of page 4
Compensated Root Locus 10 15 20 25 Lead and Lag Compensated Root Locus Slide 5 ME 475 Session 12: Root Locus Compensator Design Galen King Purdue University -15 -10 -5 0 5 -25 -20 -15 -10 -5 0 5 Real Axis Imag Axis
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Step Response 1 1.2 1.4 Step Responses
Background image of page 6
Image of page 7
This is the end of the preview. Sign up to access the rest of the document.

This document was uploaded on 03/31/2011.

Page1 / 12

lec12 - Check Steady-State Error R(s) + E(s) 4 s + 6 U(s)...

This preview shows document pages 1 - 7. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online