Syllabus

Module 1: Introduction to Process Control: Introduction, Definitions of related terminologies, types of process control, block diagram of closed loop process control system, process characteristics, process characteristics parameters with examples. [6L]

Module 2: Process Dynamics and Mathematical Modeling: Rationale for dynamic process models, Classification of models – theoretical, empirical and semi-empirical modeling, Systematic approach for developing dynamic models, conservation laws, Linearization of functions of two or more variables, first order and higher order dynamic systems, blending process, Thermal Process, Tanks in series – Non-interacting systems, Interacting systems, Degrees of freedom analysis. [8L]

Module 3: Transmitter: Introduction, types of transmitters, current and voltage transmission – advantages and disadvantages with circuit diagrams, two-wire and three-wire transmitter, 4-20mA current transmission – advantages, Live zero. [4L]

Module 4: Process Instrumentation Diagram: Introduction, definitions of terms used in P&I diagrams, P&I symbols and instrument identification, P&I diagrams of different processes. [4L]

Module 5: Theory of Controller: Introduction, classification of controllers, ON/OFF controller with and without differential gap – characteristics, advantages, disadvantages, Proportional controller – characteristics, transfer function, proportional gain and proportional band – relationship, offset – reason and elimination process, Integral controller - characteristics, transfer function, advantages, disadvantages, integral windup, anti-windup, PI, PD and PID control mode - characteristics, transfer function, advantages, disadvantages, electronic circuits of P, PI, PD and PID controllers, Digital version of PID controller – position and velocity algorithm, characteristics of P, PI, PD and PID controllers in closed loop, tuning of controller, direct and reverse action type controller. [12L]

Module 6: Final Control element: Introduction, current to pressure converter, actuators, control valves – terminologies, characteristics, valve Cv value, Air-to-open and Air-to-close control valve, valve classifications and types. [6L]

To introduce the students to the basics of process control techniques and their applications in industry.

To familiarize the students with the principles of controllers, transmitter and other components of a process control system.

To teach the students how to analyze the characteristics different controllers, its design and selection.

To learn converters, actuators and control valves for different applications in industry.

After the completion of this course, students will be able to:
CO1: understand knowledge on fundamental principles and concepts of process control.
CO2: describe the various techniques of process modeling.
CO3: apply the knowledge of measurement, transducer, transmitter and pictorial representation of instruments for industrial applications.
CO4: evaluate and judge the characteristics of different modes of control, its design, response and selection.
CO5: describe the applications and design of final control elements for different processes in industry.

C. A. Smith & A. B. Corripio, Principles and Practice of Automatic Process Control, John Wiley

B.W. Bequette, Process Control: Modeling, Design and Simulation, PHI

E. Seborg, T. F. Edgar and D. A. Mellichamp, Process Dynamics and Control, John Wiley and Sons

W. L. Luyben and M. L. Luyben, Essentials of Process Control, McGraw-Hill International Edition

IEEE Transactions on Control Systems Technology

IEEE Transactions on Instrumentation and Measurement