Industrial control

Key Causes of Uncertainty in Control Systems

One of the objectives of a control system is to achieve good plant performance in the face of uncertainty. The…

12 months ago

How Synchros are used as Position Transducers

Let’s consider the transformer in Figure 1.0 whose secondary winding can be rotated with the respect to the primary winding.…

12 months ago

Centralised vs. Decentralised Control Systems

Centralised control is usually carried out via computer software, having as inputs all the available sensors and producing signals for…

12 months ago

Actuators as Automation Components

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

12 months ago

Adaptive Control System

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

12 months 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…

12 months 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…

1 year 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…

1 year 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…

1 year 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…

1 year ago