Imagine a liquid-level control system for a vessel, where the position of a level-sensing float directly sets the stem position…
Distinguishing Characteristics P-only Accelerates the response of controlled process Produces offset except for integrating (1/s) processes PI Eliminates offset Usually…
If the outflow (Qo) increases then the level in the tank will fall. The pressure sensed by the level transmitter, which…
Proportional controller: With proportional band, the controller output changes in "proportion" to the error between process variable and set point.…
