IE31001: Instrumentation Devices
Venue: NC311
Class Timings: WED(10:00-10:55) , THURS(09:00-09:55) , FRI(11:00-12:55)
Teaching Assistants (TAs): Madhukar Gosula (gosulamadhukar AT gmail.com) and Urmee Maitra
References:
[1] Measurement System, by E. O. Doebelin and D. N. Manik, 7th Edition, Mc Graw Hill
[2] Principles of Measurement Systems, by J. P. Bentley, 3rd Edition, Pearson
[3] Transducers and Instrumentations, by D. V. S. Murthy, 2nd Edition, PHI Learning Pvt. Ltd.
[4] Sensors and Transducers, by D. Patranabis, 2nd Edition, PHI Learning Pvt. Ltd.
Module-1: Characteristics of a Measurement System
Class-1: Introduction, generalised structure of a measurement system
Class-2: Static characteristics: Range, Span, Sensitivity, Linearity
Class-3: Static characteristics: Hysteresis, Resolution, Accuracy, Precision, Environmental effects.
Class-4: Numerical problem, Calibration (single-point, two-points, and three-points)
Class-5: Dynamic characteristics: zero-order and first-order systems
Class-6: Numerical problem, second-order system
Module-2: Measurement of displacement
Class-7: Displacement measurement: Resistive Potentiometer and loading effects
Class-8: LVDT and its construction and static characteristics, transfer functions under loading condition
Class-9: Phase-sensitive demodulation and its implementation
Class-10: Numerical problem, Variable inductance and variable reluctance based displacement measurement
Class-11: Numerical problem, Differential/push-pull reluctance based displacement measurement
Class-12: Single capacitor based displacement measurement and interfacing circuit
Class-13: Differential capacitor based displacement measurement and interfacing circuit, Angular displacement and interfacing circuit
Module-3: Measurement of temperature
Class-14: Thermocouple, principle and its construction, laws of thermocouple
Class-15: Installation of thermocouple, numerical example
Class-15: Reference junction compensation, Advantages and limitations of thermocouples.
Class-17: Resistance temperature detectors (RTDs), principle, characteristics, Four-wire method of resistance measurement. signal conditioning circuit, advantages and limitations
Class-18: Thermistors, principle, characteristics, signal conditioning circuit, advantages and limitations
Class-19: Numerical examples
Class-20: Semiconductor-based temperature sensor: NTC and PTC type and its signal conditioning
Class-21: Offset cancellation in op-amps
Class-22: Difference amplifier, instrumentation amplifier
Class-23: Class Test
Module-4: Measurement of level
Class-24: Float-based level measurement, capacitive level measurement for conductive and nonconductive liquid.
Class-25: Signal conditioning circuit, numerical problem
Module-5: Measurement of strain
Class-26: Strain gauge and its construction.
Class-27: Wheatstone bridge (quarter, half and full bridges), temperature and wire resistance compensation
Class-28: Semiconductor strain gauge and its construction, Column-type Load cell,
Class-29: Cantilever beam-type load cell, Proving ring-type load cell, torque measurement
Class-30: Numerical problem
Module-6: Measurement of pressure
Class-31: Manometers, Thin-plate diaphragm, Bourdon tube
Class-32: Bellows, Low pressure measurement: Mcleod gauge
Class-33: Thermal conductivity gauge: Thermocouple gauge and Pirani Gauge
Module-7: Measurement of Flow
Class-34: Different methods, Shear stress, and viscosity, Laminar and turbulent flow
Class-35: Reynolds number, volume flow rate, mass flow rate and mean velocity
Class-36: Conservation of mass and volume flow rate, Bernoulli's equation, Differential pressure flow meter, Venturi, Orifice etc.
Class-37: Practical equations of differential flow meter, Variable area flow meter: Rotameter
Class-38: Turbine flow meter, Electromagnetic flow meter
Class-39: Transit time ultrasonic flow meter
Class-40: Ultrasonic flow meter with Doppler effect, Numerical problem
Module-8: Miscellaneous Measurements
Class-41: Humidity, Conductivity and pH measurement
Class-42: Conclusion
Class-43: Class test