EE202

  AC MACHINES

 

Alternators - construction, principle and types - armature reaction - load characteristics - predetermination of regulation - two reaction theory – parallel operation

 

Synchronous motors - construction, principle and types - starting methods - phasor diagrams -V and inverted V curves - Hunting

 

Poly phase Induction motors- construction, principle and types - equivalent circuit - circle diagram - starting and speed control - induction generators

 

Single phase induction motors - construction, principle and types - double revolving field theory - equivalent circuit

 

Permanent magnet brushless motors - construction, principle and types - phasor diagram, Torque Equation.

 

REFERENCES:

    1. Nagrath I.J. & Kothari, D.P.,`Electrical machines', Tata McGraw hill, NewDelhi,3rd edition,2004.
    2. Say M.G., „The performance and design of alternating current machines ‟ CBS Publishers and Distributers, New Delhi,1984.
    3. Irving L. Kosow „Electric Machinery and Transformers‟ PHI, New Delhi, 1999.
    4. Cotton, H., „Electrical Technology‟, CBS Publishers, New Delhi, 6th edition 1984.
    5. Miller, T.J.E., „Brushless Permanent Magnet And Reluctance Motor Drives‟, Clarendon Press- Oxford , 1989.