Power Electronics & Instrumentation

Course Code 18EC36
Syllabus:

Module-1 

Introduction: History, Power Electronic Systems, Power Electronic Converters and Applications (1.2, 1.3 1.5 & 1.6 of Text 1). Thyristors: Static Anode-Cathode characteristics and Gate characteristics of SCR, Turn- ON methods, Turn-OFF mechanisms (2.3, 2.6 without 2.6.1), 2.7, 2.9 of text 1), Turn-OFF Methods: Natural and Forced Commutation – Class A and Class B types (refer 2.10 without design considerations), Gate Trigger Circuit: Resistance Firing Circuit, Resistance capacitance firing circuit (refer 3.5 upto 3.5.2 of Text 1), Unijunction Transistor: Basic operation and UJT Firing Circuit (refer 3.6, upto 3.6.4, except 3.6.2)

 Module-2

Phase Controlled Converter: Control techniques, Single phase half wave and full wave controlled rectifier with resistive and inductive loads, effect of freewheeling diode (refer Chapter 6 of Text 1 upto6.4.1 without derivations). Choppers: Chopper Classification, Basic Chopper operation: step-down, step-up and step-up/down choppers. (refer Chapter 8 of Text 1 upto 8.3.3)

Module-3

Inverters: Classification, Single phase Half bridge and full bridge inverters with R and RL load (refer Chapter 9 of Text 1 upto 9.4.2 without Circuit Analysis). Switched Mode Power Supplies: Isolated Flyback Converter, Isolated Forward Converter(only refer to the circuit operations in section 16.3 of Text 1upto 16.3.2 except 16.3.1.3 and derivations). Principles of Measurement: Static Characteristics, Error in Measurement, Types of Static Error. (Text 2: 1.2-1.6) Multirange Ammeters, Multirange voltmeter. 

(Text 2: 3.2, 4.4 )

Module-4

Digital Voltmeter: Ramp Technique, Dual slope integrating Type DVM, Direct Compensation type and Successive Approximations type DVM 

(Text 2: 5.1-5.3, 5.5, 5.6)

Digital Multimeter: Digital Frequency Meter and Digital Measurement of  Time, Function Generator. Bridges: Measurement of resistance: Wheatstone’s Bridge, AC Bridges-Capacitance and Inductance Comparison bridge, Wien’s bridge.

(Text 2: refer 6.2, 6.3 upto 6.3.2, 6.4 upto 6.4.2, 8.8, 11.2, 11.8-11.10, 11.14).

Module-5

Transducers: Introduction, Electrical Transducer, Resistive Transducer, Resistive position Transducer, Resistance Wire Strain Gauges, Resistance Thermometer, Thermistor, LVDT.

(Text 2: 13.1-13.3, 13.5, 13.6 upto 13.6.1, 13.7, 13.8, 13.11).

Instrumentation Amplifier using Transducer Bridge, Temperature indicators using Thermometer, Analog Weight Scale 

(Text 2: 14.3.3, 14.4.1, 14.4.3).

Programmable Logic Controller: Structure, Operation, Relays and Registers

(Text 2: 21.15, 21.15.2, 21.15.3, 21.15.5, 21.15.6).

Text Books:

1. M.D Singh and K B Khanchandani, Power Electronics, 2nd Edition, Tata Mc-Graw Hill, 2009, ISBN:0070583897

2. H. S. Kalsi, “Electronic Instrumentation”, McGraw Hill, 3rd Edition, 2012, ISBN: 9780070702066

MODULE 1

MODULE 2

MODULE 3

MODULE 4

MODULE 5