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Field Current Regulator
Per-unit Block Diagram for Rotating Rectifier Excitation System
model of the field current regulator that is used with a brush-type rotating exciter.
V
is the input from the power source for the excitation system.
P
Typical value for T
voltage (V
), the exciter field voltage (VR), and the programmed gain (K
P
this equation.
V
= 1.4*V
/ V
RLMT
P
The gain K
is used to compensate variations in system configuration-dependent
G
gains such as power input voltage.
The PI gains K
and K
P
regulator. The PID gains can be obtained from the PID Calculator software
available from Rockwell Automation.
Figure 69 - Per-unit Block Diagram for Rotating Rectifier Excitation System
V
(V
0.00013)
RLMT
p
-V
(V
0.00013)
RLMT
p
Rockwell Automation Publication 1407-UM002B-EN-P - February 2019
CGCM-DLR Unit Math Models
is 0. The forcing limit V
A
R
are the same as the PI gains K
I
shows the
is related to the power-input
RLMT
and K
for the voltage
P
I
Appendix B
) in
G
203
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