Industrial Power Electronics

Teacher

Rama Prasanna Dalai

Category

Core Courses

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Course Name : Industrial Power Electronics

Code(Credit) : CUTM1055(2-1-1)

Course Objectives

  • They must meet industrial requirement for power electronic engineers.
  • They must be gaining adequate practical knowledge on power semiconductor devices, converters and their control techniques.
  • They should know the typical applications to motor drives.

Course Outcomes

  • They will apply their knowledge of the electrical characteristics of power
    semiconductor devices.
  • They will know how to select power semiconductor devices for a range of
    applications.
  • They will develop the skill of using different power electronics converters and their industrial applications.

CO-PO Mapping

  • COs

    Course outcomes

    Mapping COs with POs (High-3, Medium-2, Low-1)

    CO1

    They will apply their knowledge of the electrical characteristics of power semiconductor devices.

    PO1(3), PO4(2)

    CO2

    They should have the analytical skill to analyze the waveforms for different converter circuits.

    PO2(3)

    CO3

    Able to solve the problem related to different converter circuits.

    PO2(3), PO5(2)

Course Syllabus

Module I                                                                                 (6 hrs.)

Power Semiconductor Devices

Introduction to power electronics, uncontrolled switches, semi-controlled switches, fully controlled switches, constructional features, operating principle, characteristics and specification of power semiconductor devices, hard and soft switching of power semiconductors switches.

Practice

  1. Simulation of V-I characteristics of power diode & power transistor.
  2. Simulation of V-I characteristics of MOSFET & IGBT.
  3. Simulation of V-I characteristics of silicon-controlled rectifier.

Module II                                                                            (3 hrs.)

Triggering Circuits

R- triggering, R-C triggering, UJT triggering, design of UJT triggering circuit.

Practice

  1. Simulation of R and RC triggering.
  2. Simulation of UJT triggering

Module III                                                                            (8 hrs)

AC to DC Converter           

Overview of rectifiers, half wave uncontrolled rectifier with R load and R-L load, use of freewheeling diode, half wave rectifier R-L load with FWD, full wave bridge uncontrolled rectifier, half wave controlled rectifier with R load, R-L load and R-L load with free-wheeling diode, half controlled bridge rectifier, fully controlled bridge rectifier, effect of source inductance on the performance of ac to dc converters, power factor improvement, harmonic reduction, filter design.

Practice

  1. Simulation of single phase half-wave and full-wave diode rectifier using R & L load.
  2. Simulation of single phase fully controlled converter using R & L load.
  3. Simulation of single phase semi converter using R-L load.
  4. Simulation of 3-phase semi converter with R, R-L and dc motor load with/without freewheeling diode.
  5. Simulation of 3-phase bridge converter with R, R-L and dc motor load with/without freewheeling diode.

Module IV:                                                                           (10 hrs.)

DC to DC Converter                                                                                   

Introduction to chopper (Type A, B, C, D, E), switching techniques, step down dc chopper with R load, R-L-E load, step up dc chopper with R, R-L, R-L-E load, buck regulator, boost regulator, Buck-boost regulator, CUK and SEPIC converter, commutation of thyristor based circuits part-I, commutation of thyristor based circuits part-II, introduction to SMPS circuits, fly back type SMPS, forward type SMPS, design of transformer for SMPS circuits.

Practice

  1. Simulation of buck converter.
  2. Simulation of boost converter.
  3. Simulation of buck boost converter.

Module V                                                                               (6 hrs.)

DC to AC Converter                                                                                   

Introduction to inverters, importance and application of inverters, single phase half bridge inverter with R and R-L load, single phase bridge inverter with R and R-L load, three phase inverters, control techniques of inverter, single/multiple pulse width modulation, sinusoidal pulse width modulation and its realization, CSI, load-commutated CSI, industrial inverter.

Practice

  1. Simulation of single-phase inverter & three phase inverter.

Module VI                                                                             (3 hrs.)

AC to AC Converter           

AC voltage controller: Single phase bi-directional controllers with R and R-L load, single phase cyclo-converters.

Practice

  1. Simulation of single phase AC voltage controller & cyclo-converter.

Module VII                                                                              (9 hrs)

Application of Power Electronics Converters

Analysis of converter fed dc drives, analysis of chopper fed dc drives, analysis of VSI, CSI fed induction motor drives, automotive & traction System, industries as rolling mills, pumps, elevators, utility systems as FACTs, smart grid, renewable energy as wind turbine.

Practice                                                                                  

  1. Simulation of converter fed dc drives (wind turbines).
  2. Simulation of chopper fed dc drives (PV systems).
  3. Simulation of induction motor drives (e-Vehicle).
  4. Simulation of railway electrification system using Dymola.

Project                                                                                       

  1. 500 VA Sine wave Inverter
  2. Industrial Battery Charger using SCR
  3. Precision Illumination control of Lamp
  4. Dual Converter using Thyristors

Text Books:

  • H. Rashid, “Power Electronics: Circuits, Devices and Applications,” 4th Edition, Pearson,2017.
  • D. Singh & K. B. Khanchandani, “Power electronics”, 2nd Edition, Tata McGraw-Hill,2008.

 Reference Books:

  • Vithayathil, “Power Electronics: Principles and Applications”, 2nd Edition ,TMH ,1995.
  • Mohan, Undeland and Robbins,“Power Electronics: Converters, Applications and Design” 3rd Edition,Wiley, 2007.

Session Plan

Session 1

Introduction to power electronics,uncontrolled switches, semi-controlled switches, fully controlled switches.

Session 2

Constructional features, operating principle, characteristics and specification of power semiconductor devices.

V-I Characteristics of SCR

Session 3

Hard and soft switching of power semiconductors switches.

Hard and soft switching of Power Semiconductor devices

Session 4

Simulation of V-I characteristics of power diode & power transistor.

Session 5

Simulation of V-I characteristics of MOSFET & IGBT.

Session 6

Simulation of V-I characteristics of silicon-controlled rectifier.

Session 7

R- triggering, R-C triggering,UJT triggering,design of UJT triggering circuit.

UJT triggering for SCR

R triggering

RC triggering circuit for SCR

Session 8

Simulation of R and RC triggering.

Session 9

Simulation of UJT triggering.

Session 10

Overview of rectifiers, half wave uncontrolled rectifier with R load and R-L load, use of freewheeling diode, half wave rectifier R-L load with FWD.

Half wave rectifier

Half wave rectifier R-L load with FWD

Three phase half wave rectifier

Session 11

Full wave bridge uncontrolled rectifier, half wave controlled rectifier with R load, R-L load and R-L load with free-wheeling diode, half controlled bridge rectifier, fully controlled bridge rectifier.

Full Wave Bridge Rectifier

Fullwave bridge controlled rectifier

Session 12

Effect of source inductance on the performance of ac to dc converters, power factor improvement, harmonic reduction, filter design.

Effect of Source Inductance on Rectifier

Harmonic analysis on AC and DC side of converters

Session 13

Simulation of single phase half-wave and full-wave diode rectifier using R & L load.

Session 14

Simulation of single phase fully controlled converter using R & L load.

Session 15

Simulation of single phase semi converter using R-L load.

Session 16

Simulation of 3-phase semi converter with R, R-L and dc motor load with/without freewheeling diode.

Session 17

Simulation of 3-phase bridge converter with R, R-L and dc motor load with/without freewheeling diode.

Session 18

Introduction to chopper (Type A, B, C, D, E),switching techniques.

Introduction to chopper

Current Control Strategy of Chopper

Session 19

Step down dc chopper with R load, R-L-E load,step up dc chopper with R, R-L, R-L-E load.

Step down chopper

Session 20

Buck regulator, boost regulator, Buck-boost regulator.

Buck converter

Session 21

CUK and SEPIC converter, commutation of thyristor based circuits part-I.

Cuk Converter

Session 22

Commutation of thyristor based circuits part-II.

Voltage commutated chopper

Session 23

Introduction to SMPS circuits, fly back type SMPS, forward type SMPS.

Fly back converter

Session 24

Design of transformer for SMPS circuits.

Design of Transformer for SMPS converter

Session 25

Simulation of buck converter.

Session 26

Simulation of boost converter.

Session 27

Simulation of buck boost converter.

Session 28

Introduction to inverters, importance and application of inverters, single phase half bridge inverter with R and R-L load, single phase bridge inverter with R and R-L load.

Single Phase Full Bridge Inverter

Session 29

Session 30

Control techniques of inverter, single/multiple pulse width modulation, sinusoidal pulse width modulation and its realization.

Sinusoidal PWM in Inverters

Session 31

CSI, load-commutated CSI, industrial inverter.

CSI, load-commutated CSI, industrial inverter

Session 32

Simulation of single-phase inverter.

Simulation of single-phase inverter

Session 33

Simulation of three phase inverter.

Simulation of three phase inverter

Session 34

AC voltage controller: Single phase bi-directional controllers with R and R-L load.

AC voltage controller: Single phase bi-directional controllers with R and R-L load

Session 35

Single phase cyclo-converters.

single phase cyclo-converters

Session 36

Simulation of single phase AC voltage controller & cyclo-converter.

Simulation of single phase AC voltage controller & cyclo-converter

Session 37

Analysis of converter fed dc drives.

Analysis of converter fed dc drives

Session 38

Analysis of chopper fed dc drives.

Four quadrant chopper drive

Session 39

Analysis of VSI, CSI fed induction motor drives.

Analysis of VSI, CSI fed induction motor drives

Session 40

Automotive & traction system, industries as rolling mills, pumps, elevators.

Types of rolling mills

Session 41

Utility systems as FACTs, smart grid, and renewable energy as wind turbine.

Grid connection of wind power

Session 42

Simulation of converter fed dc drives (Wind Turbines).

Simulation of converter fed dc drives (Wind Turbines)

Session 43

Simulation of chopper fed dc drives (PV Systems).

Simulation of chopper fed dc drives (PV Systems)

Session 44

Simulation of induction motor drives (e-Vehicle).

Simulation of induction motor drives (e-Vehicle)

Session 45

Simulation of railway electrification system using Dymola.

Simulation of railway electrification system using MATLAB

Case Studies

Case Studies

Our Main Teachers

  I have passed my M.Tech. from SoA university and continuing my Ph.D. degree from KIIT university. Now I am working as an Assistant Professor in Centurion University of Technology & Management, Bhubaneswar and having almost 10 years of working experiences and my Research Area includes Power Electronics & Drives and Renewable Energy System.