LS Industrial Systems SV-iS7 PLC - Page 58

Chapter 6 Usage of Various Functions
6-12
There are several methods to avoid the windup of actuator. The most popular methods
are adding another feedback system to actuator, using the model of actuator and stop
integrating when actuator is saturated.
시간
PV
SV
10
MV
시간
Integral
Term
Fig. 7.8 Example of integral windup
Time
Time