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12 Example 4 Simple & important criteria for stability
1st order polynomial Find the range of K s.t. Q(s) has all roots in the left
half plane. (Here, K is a design parameter.)
Routh array 2nd order polynomial No sign changes
in the first column Higher order polynomial
Higher 13 Examples 14 Summary and Exercises All roots in open LHP? Routh-Hurwitz stability criterion
Routh-Hurwitz criterion is applicable to only
Routhpolynomials (so, it is not possible to deal with
exponential, sin, cos etc.). Yes / No
Yes / No Next,
Routh-Hurwitz criterion in control examples
Routh- Yes / No Exercises
Yes / No Read Routh-Hurwtiz criterion in the textbook.
Read RouthDo Examples.
Do Yes / No
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This document was uploaded on 03/02/2014 for the course ME 451 at Michigan State University.
- Spring '08