Ten Fingers and Ten Toes: Applying Machinery Safety Principles in a Process Plant
When performing risk assessments on process equipment, are you reviewing machinery as well?
Proportional control is a control mode where controller output (the action taken) is proportional to the difference between the setpoint and the process variable (the degree to which system diverges from ideal point). Other control modes include on-off control and proportional-integral-derivative (PID) mode.