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Decay Rate Window
H-Infinity Performance Window
© National Instruments Corporation
The weights
,
,
u, i
y, j
,
,
, and
. The noise level parameter in the main LQG/H
u, i
y, j
u
y
window is related to the noise levels in this window by
The Decay Rate window is shown in Figure 12-3. From top to bottom, it
consists of:
•
A menu bar with entries Special, Edit, View, and Help.
•
A plotting area that contains two plots:
–
A plot of controller poles, and a vertical line indicating the
decay rate.
–
A plot of estimator poles, and a vertical line indicating the
decay rate.
Figure 12-3. LQG/H-Infinity Decay Rate Window
The H Performance window, shown in Figure 12-4, consists of, from top
to bottom:
•
A menu bar with entries Special, Edit, View, and Help.
•
A plot area that contains a plot of the closed-loop transfer matrix along
with the parameter , which can be grabbed and dragged to a new
Chapter 12
, and
are then replaced with noise variances
u
y
12-5
Xmath Interactive Control Design Module
LQG/H-Infinity Synthesis
=
/
.
y
u
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