EC3303 SENSORS AND SIGNAL PROCESSING
UNIT I SCIENCE OF MEASUREMENT 9
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UNIT I SCIENCE OF MEASUREMENT 9
Units
and Standards – Calibration techniques –Errors in Measurements – Generalized Measurement
System – Static and dynamic characteristics of transducers – Generalized Performance
of Zero Order and First Order Systems - Response of transducers to different
time varying inputs – Classification of transducers
UNIT II MECHANICAL MEASUREMENTS
9
Temperature:
Filled thermometer – Bimetallic thermometer – monometers – elastic transducers –
bourdon gauge – bellows – diaphragm. Vacuum: McLeod gauge, thermal conductivity
gauge – Ionization gauge, flow measurement: orifice, venture, nozzle, pilot
tube, turbine flow meter, hot wire anemometer.
UNIT III ELECTRICAL MEASUREMENTS 9
Resistive
transducers – Potentiometer– RTD – Thermistor – Thermocouple – Strain gauges – use
in displacement, temperature, force measurement – Inductive transducer – LVDT –
RVDT – use in displacement – Capacitive transducer – Piezo electric transducer
– Digital displacement transducers.
UNIT IV SMART SENSORS 9
Radiation
Sensors - Smart Sensors - Film sensor, MEMS & Nano Sensors – applications - Automobile, Aerospace, Home appliances,
Manufacturing, Medical diagnostics, Environmental monitoring.
UNIT V SIGNAL CONDITIONING AND DATA
ACQUISITION 9
Amplification
– Filtering – Sample and Hold circuits –Data Acquisition: Single channel and
multi channel data acquisition – Data logging.
TOTAL
= 45 PERIODS
REFERENCES
1.
E. O. Doebelin, ‘Measurement Systems – Applications and Design ‘, Tata McGraw
Hill, edition 1992.
2.
A. K. Sawhney, ‘ A course in Electrical and Electronic Measurement and
Instrumentation’, Dhanpat Rai and Co (P) Ltd, 2004.
3.
Beckwith, Marangoni and Lienhard, ‘Mechanical Measurements’, Addison – Wesley,
5th Edition, 2000.
4.
D. Roy Choudry, Sheil Jain, ‘ Linear Integrated Circuits’, New Age
International Pvt. Ltd., 2000.
5.
Patranabis. D, “Sensors and Transducers”, 2nd edition PHI, New Delhi, 2003.
EC3308 SENSORS AND SIGNAL PROCESSING LABORATORY L
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LIST
OF EXPERIMENTS
1. Measurement of temperature
using thermocouple, thermistor and RTD
2. Measurement of displacement
using POT, LVDT & Capacitive transducer
3. Torque measurement using
torque measuring devices
4. Strain Measurement using
strain gauge
5. Servomotor position control
using photo electric pickup
6. Wave Shaping circuit
7. Analog to Digital Converters
8. Digital Comparator
9. Voltage to frequency converter
10. Frequency to Voltage
Converter
11. Position and velocity
measurement using encoders
12. Study on the application of
data acquisition system for industrial purposes
TOTAL:
45 PERIODS