To introduce variable head type flow meters
To introduce quantity meters, air flow meters and mass flow meters
To educate on electrical type flow meters
To educate on the level measurement techniques
To educate on Viscosity, Humidity and Moisture content
UNIT I VARIABLE HEAD TYPE FLOWMETERS 9
Expression for flow rate through restriction(compressible and incompressible flow) -Orifice plate: different types of orifice plates – Cd variation – pressure tappings – Venturi tube – Flow nozzle –
Dall tube – Pitot tube: combined pitot tube, averaging pitot tube – Installation and applications of head flow meters
UNIT II QUANTITY METERS, AREA FLOW METERS AND MASS FLOW
Positive displacement flow meters: Nutating disc, Reciprocating piston and Oval gear flow meters – Inferential meter – Turbine flow meter – Variable Area flow meter: Rotameter –theory, characteristics, installation and
applications – Mass flow meter :– Angular momentum – Thermal, Coriolis type mass flow meters – Calibration of flow meters: – Dynamic weighing method.
UNIT III ELECTRICAL TYPE FLOW METERS 9
Principle and constructional details of Electromagnetic flow meter – Ultrasonic flow meters – Laser Doppler anemometer – Vortex shedding flow meter – Target flow meter – Guidelines for selection of flow meter – Open channel flow measurement – Solid flow rate measurement.
UNIT IV LEVEL MEASUREMENT 9
Level measurement: Float gauges – Displacer type – D/P methods -Bubbler system-Load cell – Electrical types – Conductivity sensors – Capacitive sensors – Nucleonic gauge – Ultrasonic gauge – Boiler drum level measurement :– Differential pressure method and Hydrastep method –
Solid level measurement.
UNIT V TRANSMITTERS 9
Pneumatic transmitter: Operation – Electronic transmitter: Study of 2 wire and 4 wire transmitters – Operation of Electronics and Smart transmitters – Principle of operation of flow, level, temperature and pressure transmitters – Installation and Calibration of smart and conventional transmitters.
TOTAL : 45 PERIODS
COURSE OUTCOMES (COs)
At the end of the course, the student will have the:
- Ability to understand the construction, installation and working of different variable head type flow meters.
- Able to understand the construction, working and calibration of different quantity flow meters, variable area flow meters, mass flow meters, electrical type, open channel and solid flow meters.
- Ability to gain knowledge about the construction, working and calibration of different type of transmitters.
- Ability to choose appropriate flow meters or level sensor for an application.
- Doebellin, E.O. and Manik D.N., “Measurement systems Application and Design”, 5th Edition, Tata McGraw-Hill Education Pvt. Ltd., 2007.
- Patranabis, D., “Principles of Industrial Instrumentation”, 3rd Edition, Tata McGraw-Hill Publishing Company Ltd., New Delhi, 2010.
- Liptak, B.G., Instrumentation Engineers Handbook (Measurement), CRC Press, 2005.
- Singh,S.K., Industrial Instrumentation and Control, Tata McGrawHill Education Pvt. Ltd., New Delhi, 2009.
- Jain, R.K., Mechanical and Industrial Measurements, Khanna Publishers, Delhi, 1999.
- Jayashankar, V., “Lecture Notes on Industrial Instrumentation”, NPTEL, E-Learning Course, IIT Madras.