Synchronous Machines

Synchronous Machines: Introduction

Construction

Relation between Poles, Speed and Frequency

Principles of Working of Synchronous Machine

E. M. F. Equation

Distributed Winding

Stator Winding

Fractional slot winding

Armature Reaction

Synchronous Impedance of Synchronous Machine

Determination of Synchronous Impedance

Armature Winding of 3 Phase Machines

Pitch factor

Distribution factor

Synchronous reactance and phasor diagram of Alternator

Voltage regulation

EMF method (Numericals) Armature Reaction

Alternator

Operation of Alternator

Effect of change of Excitation & Input parameters on Alternator performance

Parallel Operation of Alternator

Concept of Infinite Bus-Bar

Power Angle

Synchronizing power

Sharing of Load (Numerical)

Synchronous Machines: Generators

Two reaction theory of Synchronous Machines

The Direct Axis Synchronous Reactance

The Quadrature Axis Synchronous Reactance

Determination of Xd and Xq by tests

Synchronous Generator Characteristics

Regulation Methods

Isolated Synchronous Generators: The effect of Load and Exciters

Synchronous Machine on Infinite Busbars

Effect of Change of Excitation

Power Angle Curves: Synchronizing Torque

Synchronizing of Alternator

Parallel Operation of Alternators

Division of Load between the generators

Transient Operations of Synchronous Generators

Synchronous Machines: Motors

Principle of Synchronous Motor

Phasor diagram

Effect of Load

Effect of change of Excitation

Torque Power relation

V Curves

Hunting of Synchronous motor

Starting of Synchronous motor

Synchronous Condenser

Effect of change of Excitation & Input parameters on sync motor performance

Power factor correction with Synchronous condenser

Application of Synchronous Motors

Losses and Efficiency of Synchronous Machines

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