Control systems background

The first feedback control device on record is thought to be the ancient water clock of Ktesibios in Alexandria Egypt around the third century B.C. It kept time

The theory of control systems is based on firm mathematical foundations. The behavior of the system variables to be controlled is typically described by

Why is a control system necessary?

A control system is required to perform either one or both task: 1

Maintain the process at the operational conditions and set points Many processes should work at steady state conditions or in a state in which it satisfies all the benefits for a company such as budget, yield, safety, and other quality objectives