Electrical Engineering ⇒ Topic : Open Loop Systems

Open Loop System:- An open loop system is one in which the control action is independent of the desired output. The actuating signal depends only on the input command and output has no control over it.

Open Loop Systems

A system in which control action does not depend on output is known as open loop system.

Figure (a) shows an open loop system

                                Figure (a) Open loop system.

Examples of open loop systems are given below:

Automatic washing machines, bread toaster, electric hand drier, automatic milk server,automatic coffee server, electric lift, traffic signals, sprinkler, etc