EE2301 Power Electronics - SUBJECT CATALOG

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SYLLABUS:

EE2301           POWER ELECTRONICS                                                                       L T P C

3 0 0 3

AIM

Learning how to apply the electronic devices for conversion, control and conditioning of electronic power.

OBJECTIVES

·          To get an overview of different types of power semi-conductor devices and their switching characteristics.

·          To understand the operation, characteristics and performance parameters of controlled rectifiers.

·          To  study  the  operation,  switching  techniques and  basic  topologics  of  DC-DC  switching regulators.

·          To  learn the different modulation techniques of pulse  width  modulated  inverters and  to understand the harmonic reduction methods.

·          To study the operation of AC voltage controller and Matrix converters.

·          To study simple applications

UNIT I POWER SEMI-CONDUCTOR DEVICES    9

Study of switching devices, - Frame, Driver and snubber circuit of SCR, TRIAC,

BJT, IGBT,  MOSFET,- Turn-on and turn-off characteristics, switching losses, Commutation  circuits for SCR,

UNIT II            PHASE-CONTROLLED CONVERTERS    9

2-pulse, 3-pulse and 6-pulse converters – Effect of source inductance – performance parameters – Reactive power control of cnverters – Dual converters  - Battery charger.

UNIT III           DC TO DC CONVERTER     9

Step-down and step-up chopper - Time ratio control and current limit control –  Buck, boost, buck- boost   converter, concept of Resonant switching - SMPS.

UNIT IV           INVERTERS  9

Single phase and three phase (both 1200  mode and 1800  mode) inverters - PWM techniques: Sinusoidal  PWM,  modified  sinusoidal  PWM  - multiple  PWM  –  Introduction  to  space  vector modulations  - Voltage and harmonic control - Series resonant inverter - Current source inverter.

UNIT V            AC TO AC CONVERTERS  9

Single  phase AC voltage controllers – Multistage sequence control       - single and three      phase cycloconverters –Introduction to Integral cycle control, Power factor control and  Matrix converters.

TOTAL : 45 PERIODS 

TEXT BOOKS

1.  M.H. Rashid, ‘Power Electronics: Circuits, Devices and Applications’,

Pearson Education, PHI Third edition,  New Delhi 2004.

2.   Philip T.Krein, “Elements of Power Electronics” Oxford University Press, 2004  Edition.

REFERENCES

1.  Ashfaq Ahmed Power Electronics for Technology Pearson Education, Indian reprint, 2003.

2.  P.S.Bimbra “Power Electronics” Khanna Publishers, third Edition 2003.

3.   Ned Mohan, Tore.M.Undeland, William.P.Robbins, ‘Power Electronics: Converters, Applications and Design’, John Wiley and sons, third edition, 2003.