Industrial control

Actuators as Automation Components

An actuator is normally controlled by the controller. The actuator, in turn, changes the output of an automated process. The…

2 years ago

Adaptive Control System

Adaptive control system adjusts to changes and modifies its parameters to fit the prevailing circumstances. The adaptive control system is…

2 years ago

Control Modes in Automation Systems

The mode of control is the way in which a control system makes corrections relative to an error that exists…

2 years ago

The Performance Limits for PID Controllers

PID Controllers can be applied successfully to most control problems in process control, electrical drive systems and servo mechanisms due…

2 years ago

What is Selective Control?

In a number of process control problems, we may have more measurements (controlled variables) than manipulated variables. Hence, it is…

2 years ago

5 Control Techniques – Their Features & Applications

We have a number of control theories that have been put forward on how to design control laws to accomplish…

2 years ago

Hierarchical Control Strategies for a Process Plant

In a process plant, we typically have a number of control goals that require different algorithms and types of information…

2 years ago

The General Principle of using a Servo Motor for Position Control

Servo motors are typically employed in closed-loop position control; for example let us consider the following application, where the angular…

2 years ago

ZigBee Wireless Protocol for Industrial Communication

ZigBee is an open wireless standard for low-rate networks. It is an IEEE standard 802.15.4 protocol. The physical layer radio…

2 years ago

What is a Discontinuous Controller?

This is a controller with only 2 switching states, that is, the output signal is switched ON and OFF depending…

2 years ago