Faculty :Dr. T. K. Radhakrishnan

Objective :

First Order Systems:

Linear open loop systems - First order and Linearised first order systems - Response to various disturbances.

Higher Order Systems:

First order in series - Higher order systems - Response to various disturbances.

Block Diagram:

Controls - Block Diagram - closed loop transfer function - Transient response - Simple alarm Modes of control and controller characteristics.

Stability Analysis:

Stability - Routh analysis - Frequency response - Control system design - Controller tuning.

Special Controls:

Cascade - feed forward and ratio control - dead time compensation - Internal Model Control - Control valves - Process identification.


  1. D. P. Coughnowr, "Process Systems Analysis and Control", McGraw Hill, New York, 1991.
  2. C. A. Smith and A. B. Corripio, "Principles and Practice of Automatic Process Control", Wiley, New York, 1989.


  1. P. Harriot, "Process Control" , Tata McGraw Hill, New Delhi, 1984.
  2. D.P. Eckman, "Industrial Instrumentation", Wiley Eastern Ltd., New York 1990.