INSTRUMENTATION AND BIOPROCESS CONTROL syllabus, JNTU (2007-2008)

UNIT I: PROCESS DYNAMICS

Process variables-Load variables-Dynamics of simple processes. Flow, level, temperature and pressure

UNIT II:

Interacting and non-interacting system, continuous and batch process-self - regulation-Servo and regulator operation problems.

UNIT III: CONTROL ACTIONS AND CONTROLLERS

Basic control actions-characteristics of two position, three position, proportional, single speed floating. Integral and derivative control modes- P+I. P+D and P+I+D control modes.Problems on pneumatic, hydraulic and electronic controllers to realize various control actions.

UNIT IV: OPTIMUM CONTROLLER SETTINGS

Evaluation criteria, 1/4th decay ratio, IAE. ISE, ITAE- determination of optimum settings for mathematically described process using time response and frequency response.

UNIT V:

Tuning process reaction curve method-continuous, oscillation method-damped oscillation method-problems.

UNIT VI: FINAL CONTROL ELEMENT

I/P Converter-pneumatic, electric and hydraulic actuators- valve positioner- control valves-characteristics of control valves-valve body-Globe, butterfly, diaphragm; Ball valves- Control valve sizing-Cavitation, flashing problem.

UNIT VII: MULTI LOOP CONTROL SYSTEM

Feed forward control-Ratio control-Cascade control-Split range-Multivariable control and examples from distillation column & Boiler system.

UNIT VIII:BIOSENSORS

Types, Transducers in biosensors- calorimetric, optical, potentiometric / amplometric, conductometric/ resistometric, piezoelectric, semi conductor, mechanical and molecular electromics based, molecular wires and switches, development of molecular arrays as memory stores, design for a biomolecular photomic computers- information processing.

TEXT BOOKS:

1. Process control, Pollard A. Heinemann, Educational Books. London, 1971.

2. Process control, Harriott P., Tata McGraw- publishing Co. New Delhi. Reprint 1991.

3. J.R. Leigh: Modeling and control in bioprocesses

4. JE Pearson, A Gill and P. Vadgama, Analytical aspects of biosensors, Annual Clinical Biochemistry 37, 119-145.

4. Patranabis, Process Control year?

5. KR Rogers, M. Mascion, Biosensors for analytical monitoring EP & biosensors year

6. Donald R. Coughanowr, Process Systems Analysis and Control, McGraw-Hill,1991

REFERENCES:

1. Automatic process control, Eckman D.P., Wiley Eastern Ltd. New Delhi. 1993.

2. Chemical Process Control Stephanoupoulis, G., Prentice Hall, New Delhi.

1990