EI 1252 TRANSDUCER ENGINEERING 3 0 0 100
AIMTo provide adequate knowledge in sensors and transducers.
OBJECTIVES
i. To impart knowledge about the principles and analysis of sensors.
ii. Discussion of errors and error analysis.
iii. Emphasis on characteristics and response of transducers.
iv. To have an adequate knowledge in resistance transducers.
v. Basic knowledge in inductance and capacitance transducers and
exposure to other transducers.
1. SCIENCE OF MEASUREMENTS AND INSTRUMENTATION OF
TRANSDUCERS 9
Units and standards – Calibration methods – Static calibration – Classification of errors – Error analysis – Statistical methods – Odds and uncertainty – Classification of transducers – Selection of transducers.
2. CHARACTERISTICS OF TRANSDUCERS 9
Static characteristics – Accuracy, precision, resolution, sensitivity, linearity etc.
Dynamic characteristics – Mathematical model of transducer – Zero, I and II order transducers. Response to impulse, step, ramp and sinusoidal inputs.
3. VARIABLE RESISTANCE TRANSDUCERS 9
Principle of operation, construction details, characteristics and application of resistance potentiometer, strain gauge, resistance thermometer, thermistor, hot-wire anemometer, piezoresistive sensor and humidity sensor.
4. VARIABLE INDUCTANCE AND VARIABLE CAPACITANCE TRANSDUCERS
9
Induction potentiometer – Variable reluctance transducers – EI pick up – LVDT –
Capacitive transducer and types – Capacitor microphone – Frequency response.
5. OTHER TRANSDUCERS 9
Piezoelectric transducer, magnetostrictive – IC sensor – Digital transducers – Smart
sensor – Fibre optic transducer.
L = 45 Total = 45
TEXT BOOKS
1. E.A. Doebelin, ‘Measurement Systems – Applications and Design’, Tata McGraw Hill, New York, 1990.
2. A.K. Sawhney, ‘A course in Electrical & Electronic Measurement and Instrumentation’, Dhanpat Rai and Co (P) Ltd., 2004.
REFERENCE BOOKS
1. D. Patranabis, ‘Sensors and Transducers’, Prentice Hall of India, 1999.
2. John P. Bentley, ‘Principles of Measurement Systems’, III Edition, Pearson Education,
2000.
3. Hermann K.P. Neubert, ‘Instrument Transducers’, Oxford University Press, 2000.
4. D.V.S Murthy, ‘Transducers and Instrumentation’, Prentice Hall of India, 2001.
5. S. Ranganathan, ‘Transducer Engineering’, Allied Publishers Pvt. Ltd., 2003.
6. Al Sutko and J.D. Faulk, ‘Industrial Instrumentation’, Vikas Publications, Delhi, 1996.