Deif Multi-line 2 - Principle Drawing

AGC Designer’s Reference Handbook
DEIF A/S Page 124 of 168
Principle drawing
The drawing below shows one PI regulator for the frequency control and one PI regulator for the
power control. The output from each regulator is added and converted to the output stage which,
in this case, is the analogue output. PWM or relay outputs can also be used.
DA
P
I
I
P
Frequency
deviation
Power
deviation
Analogue
output
Frequency regulator
Power regulator