EM-II Complete pdf notes(material 2)

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EM-II Complete pdf notes(material 2)

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Unit-1:

Single Phase Transformers, Introduction, Single Phase Transformer,Constructional Details,Core-type and Shell-type Construction,Core,Insulating Oil,Tank and Conservator.

Unit-2:

Testing of Transformer,Open circuit test,Short circuit test, Load test on transformer, Open-Circuit or No-Load Test , Short-Circuit or Impedance Test,Voltage Regulation of Transformer.

Unit-3:

Auto Transformer & Parallel Operation,Auto-transformers,Parallel Operation of Transformers,Conditions for Parallel Operation of Transformers,Same voltage ratio of transformer,Same Percentage Impedance,Same Polarity.

Unit-4:

Poly Phase Induction Machines,The Rotating Magnetic Field,Principles of Torque Production,Construction,Equivalent Circuit,Determination of Circuit Parameters ,The no-load test ,Blocked-rotor Test,Deducing the machine performance.

Unit-5:

Speed control,Speed control by changing applied voltage,Rotor resistance control,Cascade control ,Pole changing schemes ,Harmonics in Induction Machines .

Other Useful Links

EM-II Complete notes

JNTUH Syllabus Book

JNTUA Syllabus Book

JNTUK Syllabus Book-

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