Question: We want to approximate a fourth-order system by a lower-order model. The transfer function of the original system is Show that if we obtain a

We want to approximate a fourth-order system by a lower-order model. The transfer function of the original system is
We want to approximate a fourth-order system by a lower-order

Show that if we obtain a second-order model by the method of Section 5.8, and we do not specify the poles and the zero of GL(s), we have

We want to approximate a fourth-order system by a lower-order

3 7s2 24s 24 s10s335s2 50s 24 GH(S) 7s224s 24 0.2917s + 1 0.399s2 1.375s1 0.731 (s 3.428) Gi.(s)- 1.043 s2.4)

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