Book Details

Electrical Machines - II

Electrical Machines - II

Published by uLektz

Course Code:EE6504

Author:uLektz

University: Anna University, Tamil Nadu

Regulation:2013

Categories:Electrical & Electronics

Format : ico_bookePUB3 (DRM Protected)

Type :eBook

Rs.199 Rs.30 Rs.85% off

Preview Buy Now

Description :Electrical Machines - II of EE6504 covers the latest syllabus prescribed by Anna University, Tamil Nadu for regulation 2013. 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 SYNCHRONOUS GENERATOR

1.1 Constructional details-Types of rotors-Winding factors

1.2 emf equation

1.3 Synchronous reactance

1.4 Armature reaction

1.5 Phasor diagrams of non salient pole synchronous generator connected to infinite Bus

1.6 Synchronizing and parallel operation - Synchronizing torque

1.7 Change of excitation and mechanical input-Voltage regulation-EMF,MMF, ZPF and A.S.A methods

1.8 Steady state power-angle characteristics

1.9 Two reaction theory

1.10 Slip test

1.11 Short circuit transients

1.12 Capability Curves

UNIT II SYNCHRONOUS MOTOR

2.1 Principle of operation

2.2 Torque equation

2.3 Operation on infinite bus bars

2.4 V and Inverted V curves

2.5 Power input and power developed equations

2.6 Starting methods

2.7 Current loci for constant power input - Constant excitation and constant power developed

2.8 Hunting

2.9 Natural frequency of oscillations

2.10 Damper windings

2.11 Synchronous condenser

UNIT III THREE PHASE INDUCTION MOTOR

3.1 Constructional details

3.2 Types of rotors-Principle of operation-Slip-Cogging and crawling-Equivalent circuit

3.3 Torque-Slip characteristics - Condition for maximum torque

3.4 Losses and efficiency

3.5 Load test

3.6 No load and blocked rotor tests

3.7 Circle diagram

3.8 Separation of losses

3.9 Double cage induction motors

3.10 Induction generators

3.11 Synchronous induction motor

UNIT IV STARTING AND SPEED CONTROL OF THREE PHASE INDUCTION MOTOR

4.1 Need for starting

4.2 Types of starters-DOL,Rotor resistance, Autotransformer and Star-delta starters

4.3 Speed control

4.4 Voltage control - Frequency control and pole changing

4.5 Cascaded connection

4.6 V/f control

4.7 Slip power recovery scheme

4.8 Braking of three phase induction Motor:Plugging,Dynamic braking and Regenerative braking

UNIT V SINGLE PHASE INDUCTION MOTORS AND SPECIAL MACHINES

5.1 Constructional details of single phase induction motor-Double field revolving theory and operation-

5.2 Equivalent circuit-No load and blocked rotor test-Performance analysis

5.3 Starting methods of single-phase induction motors-Capacitor start - capacitor run Induction motor-Shaded pole induction motor

5.4 Linear induction motor

5.5 Repulsion motor

5.6 Hysteresis motor

5.7 AC series motor

5.8 Servo motors

5.9 Stepper motors

5.10 Introduction to magnetic levitation systems

loading