RGPV ELECTRICAL ENGINEERING ELECTRICAL MACHINES-I SYLLABUS

       RAJIV GANDHI PROUDYOGIKI VISWAVIDYALAYA, 

BHOPAL

DIPLOMA IN ELECTRICAL ENGINEERING

SEMESTER: THIRD

COURSE CODE: 303  NAME OF COURSE: ELECTRICAL MACHINES-I



 COURSE CONTENTS

1. Energy Conversion Principle -

Law of conservation of energy, electromechanical energy conversion

classification of machines.


2. D. C. Generator -

Principle, construction, armature winding, types of winding, EMF equation,

armature reaction and commutation, interpoles and compensating winding.

Types of generators, characteristics and applications, losses and efficiency.

Simple numericals.


3. D. C. Motors -

Principle, production of back EMF, torque equation. Classification,

characteristics of D. C. motors, starters, speed control, losses and efficiency,

applications of motors. Brake test, Swinburn test. Simple numericals.


4. Single phase transformers -

Principle, construction, classification. EMF equation, turns ratio, name plate

rating, phasor diagram, no load and on load equivalent circuit. Voltage

regulation, polarity ratio, open and short circuit tests, losses and efficiency,

condition of maximum efficiency. All day efficiency and its numerical. Auto

transformer. Parallel operation of single phase transformer.


5. Three phase transformer -

Connections, groups, Scott and open delta connection. Comparison of three

phase transformer with bank of three single phase transformers. Parallel

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