Prerequisite(s): None

Course Objectives: To understand the concepts of process model and control, to enable to develop model and simulation of process control

Static and Dynamic characteristics: Dynamic analysis of instrumentation system, Relative merits of analytical and experimental modeling of dynamic behavior, Response system to step, Pulse, Harmonic and random test signals, Frequency spectra, Auto correlation spectral density, Loading effects under static and dynamic conditions.

Simulation and Modeling: Importance of simulation, Terms used Simulation, Mathematical modeling, Process dynamics of fluid flow and heat transfer systems, Mass transfer dynamics and distillation column, Reaction kinetics of chemical processes. Modeling of chemical processes like CSTR, single tank / multi-tank system and Distillation column, study the behaviour of above mentioned systems for various test signals , analysis of PID controller response.

Advanced Control Schemes: Structure, analysis and application of Cascade control, Selective control, Ratio Control, Design of steady state and dynamic feed forward controller, Feed forward combined with feedback control, Structure, analysis and applications of inferential control, Dead time and inverse response compensators, Concepts and applications of Adaptive control, Model reference adaptive control, Self tuning regulator.

Design of Multiloop Controllers: Interactions and decoupling of control loops. Design of cross controllers and selection of loops using Relative Gain Array (RGA).

Digital Control : Sampling and reconstruction, Transform analysis of sampled-data systems: z-transform and its evaluation, Inverse z-transform, Theorems of z-transform, Modified z-transform, Mapping of j-plane to z-plane, Pulse transfer function, Stability analysis in z-plane, Mapping approximation of z-transform, Numerical solution of differential equations, Implementation of digital controller, Case studies.

Discrete Event System Modeling: Introduction to various methods of modeling, Automata Theory, Introduction to Petri Nets.

State Space Analysis: State space representation of continuous and discrete time control systems, Converting a continuous and discrete time system into its state space equivalent using MATLAB, Control theory, State space concepts, State variables, Pole placement design and state observes, Controllability and Observability of linear time invariant systems and the relation between them.Stability analysis, Definition, First and second method of Liapunov, Stability analysis of linear systems.

Course Outcomes: After the completion of this course the student will be able to:

Recommended Books

  1. Bequette, B.W., Process Control: Modeling, Design And Simulation Prentice Hall of India (2003).

  2. Harriott, P., Process Control, Tata McGraw Hill (2002).

  3. Luyben, E., Essentials of Process Control, Tata McGraw Hill (1989).