Controlled variable
The controlled variable is caused by control constant or deliberately variable-held size . Its desired value is the setpoint (or the reference variable , if it changes over time), its current value is the actual value , also the process value .
example
In the case of heating with a thermostat , the controlled variable is the temperature of the heated room. When it comes to cruise control in a car, the speed is the controlled variable.
literature
- Heinz Unbehauen: Control Engineering Volume 1. Vieweg, Braunschweig 2005, ISBN 3-528-93332-1 .