Xmath Interactive Control Design Module User's Manual

Chapter 12 LQG/H-Infinity Synthesis
© National Instruments Corporation 12-3 Xmath Interactive Control Design Module
descriptions are for the control cost parameter display. The noise level
display is similar in appearance.
• A table with n
u
rows, having in each row:
– A toggle button to include the input in the set of control inputs
– A toggle button to include the input in the set of costed inputs,
labeled with the signal name
– A slider defining the constant weight factor of the input:
– A variable edit box for the same constant weight factor
Figure 12-2. LQG/H-Infinity Weights Window
• A slider representing the logarithmic average of the input weights (ρ
u
),
that is,
ρ
ui,
i 1= … n
u
,,,
ρ
u
log
1
n
u
-----
ρ
ui,
log
i1=
n
u
∑
=