# POWER CONVERSION DEVICES AND DRIVES

Course Code:P1IPBC03

Author:uLektz

University:

Regulation:2016

Categories:General Engineering

Format : ePUB3 (DRM Protected)

Type :eBook

Rs.189 Rs.28 Rs.85% off

Description :POWER CONVERSION DEVICES AND DRIVES of P1IPBC03 covers the latest syllabus prescribed by Biju Patnaik University of Technology (BPUT) for regulation 2016. Author: uLektz, Published by uLektz Learning Solutions Private Limited.

Note : No printed book. Only ebook. Access eBook using uLektz apps for Android, iOS and Windows Desktop PC.

##### Topics
###### UNIT - I BASIC CONCEPTS OF MODELING AND DYNAMIC ANALYSIS OF SYNCHRONOUS MACHINE

1.1 Basic concepts of Modeling: Basic Two-pole Machine representation of Commutator machines

1.2 3-phase synchronous machine with and without damper bars and 3-phase induction machine

1.3 Kron’s primitive Machine - voltage, current and Torque equations

1.4 Dynamic Analysis of Synchronous Machine: Dynamic performance of synchronous machine, Three-phase fault, Comparison of actual and approximate transient torque characteristics

###### UNIT - II MODELING OF SYNCHRONOUS MACHINE AND POLY-PHASE INDUCTION MACHINES

2.1 Modeling of Synchronous Machine: Synchronous machine inductances - voltage equations in the rotor’s dq0 reference frame- electromagnetic torque-current in terms of flux linkages

2.2 Simulation of three phase synchronous machine

2.3 Modeling of PM Synchronous motor

2.4 Poly-phase Induction Machines: Introduction, construction and principle of operation, Induction motor equivalent circuit

2.5 Steady-state performance equations of the induction motor, steady-state performance, Measurement of motor parameters, Dynamic modeling of induction machines

###### UNIT - III PHASE CONTROLLED RECTIFIERS, DUAL CONVERTERS, AC VOLTAGE REGULATORS AND DC CHOPPERS

3.1 Phase controlled rectifiers– Single phase half wave controlled rectifier with R, R-L, R-L with freewheeling diodes. Full wave controlled rectifier with various kind of loads

3.2 Half controlled and full controlled bridges with passive and active loads-Input line current harmonics and power factor-Inverter mode of operation

3.3 Three phase half wave controlled rectifier with R,R-L an R-L-E loads, Three phase semi and full converters with RL and RLE loads, Input side current harmonics and power factor

3.4 Dual converters-Circulating current mode and Non circulating current mode

3.5 AC voltage regulators and DC Choppers-Types of ac voltage regulators-single phase full wave ac voltage controllers-single phase transformer tap changers-Multistep transformer tap changer. Three phase ac voltage regulators

3.6 Output performance analysis of type A chopper, four quadrant chopper operation.

###### UNIT - IV INTRODUCTION TO MOTOR DRIVES AND INDUCTION MOTOR DRIVES

4.1 Introduction to motor drives: Components of power electronic Drives

4.2 Criteria for selection of Drive components - Thermal consideration- match between the motor and the power electronics converter, Characteristics of mechanical systems- stability criteria

4.3 Induction motor drives: Torque speed characteristics of 3-phase induction motor drive, Speed control of 3-phase induction motor by varying stator frequency and voltage – impact of non sinusoidal excitation on induction motors

4.4 Variable frequency converter classifications – variable frequency PWM-VSI drives- variable frequency square wave VSI drives, Variable frequency CSI drives-comparison of variable frequency drives- Line frequency variable voltage drives

4.5 Soft start of induction motors, Speed control by static slip power recovery, static Cramer and Scherbius drives