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Chapter 4 Controller Synthesis
© National Instruments Corporation 4-21 MATRIXx Xmath Robust Control Module
9. Design the LQG compensator.
[Sysfs_sc,fs_evc]=fslqgcomp(Sysfs_se,Sysfs_sr)
Sysfs_sc (a state space system) =
A
0 1 0 0
-1 -1.00005 1 0
0 0 0 1
0.951712 -0.228069 -1.95171 -1.97571
B
5.52357e-17
0.99005
0
0
C
0 0 1 0
D
0
X0
0
0
0
0
System is continuous
fs_evc (a column vector) =
-0.373302
-1.17564
-0.713411 + 1.33028 j
-0.713411 - 1.33028 j
Enforce negative feedback:
Sysfs_sc = -Sysfs_sc;