cascadesäätö
Cascadesäätö, often translated as cascade control or ratio control, is a control system strategy used in process industries. It involves linking two or more controllers in a hierarchical arrangement. The primary controller, known as the master controller, sets the setpoint for a secondary controller, the slave controller. The slave controller then directly manipulates the process variable, but its setpoint is determined by the output of the master controller.
This arrangement is particularly useful when a direct control of a primary variable is difficult or leads
Another common application is in flow control, where a ratio controller might be used to maintain a