Module 7
Higher – Order Systems
(1 hour)
TF in Evans or Bode form
Approximate a higher order system with a first
or second order one
Effect of zeros and poles on the transient
response
Origins of zeros
7.1 Evans and Bode form
7.2 Approximate a higher order system
with a first or second order one
7.3
7.4 Origins of zeros
Instructional objectives:
At the end of this lecture students should be
able to
Re- write a TF from Evans to Bode form
Approximate a higher order system with a
first or second order one
Explain the effect of the zeros on the
transient response