Electromechanical Energy Conversion I for UPTU ( III-EEE/EE-2013 course )

Principles of Electromechanical Energy Conversion
D.C. Machines
D.C. Machines (Contd.)
Single Phase Transformer
Testing of Transformers
Three Phase Transformers
1st editon, by U.A.Bakshi, M.V.Bakshi

Book Details

Principles of Electromechanical Energy Conversion - Introduction, Flow of energy in electromechanical devices, Energy in magnetic systems (Defining energy and Co-energy), Singly excited systems; Determination of mechanical force, Mechanical energy, Torque equation, Doubly excited systems; Energy stored in magnetic field, Electromagnetic torque, Generated e.m.f. in machines; Torque in machines with cylindrical air gap . D.C. Machines : Construction of d.c. machines, Armature winding, E.M.F. and torque equation, Armature reaction, Commutation, Interpoles and compensating windings, Performance characteristics of d.c. generators. D.C. Machines (Contd.) : Performance characteristics of d.c. motors, Starting of d.c. motors ; 3 point and 4 point starters , Speed control of d.c. motors; Field control, Armature control and voltage control (Ward Lenonard method); Efficiency and testing of d.c. machines (Hopkinson’s and Swinburn’s test). Single Phase Transformer : Phasor diagram, Efficiency and voltage regulation, All day efficiency. Testing of Transformers : O.C. and S.C. tests, Sumpner's test, Polarity test. Auto Transformer : Single phase and three phase auto transformers, Volt-amp relation, Efficiency, Merits and demerits and applications. Three Phase Transformers : Construction, Three phase transformer phasor groups and their connections, Open delta connection, Three phase to 2 phase, 6 phase or 12 phase connections and their applications, Parallel operation of single phase and three phase transformers and load sharing Excitation phenomenon and harmonics in transformers, Three winding transformers.

Additional Information

Edition 1st editon
Publisher Technical Publications
ISBN 9789350997901
No. of Pages (Printed Book) 564

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Electromechanical Energy Conversion I for UPTU ( III-EEE/EE-2013 course )