TT2201-ELECTRICAL ENGINEERING |
UNIT I |
SI units law, series, and parallel circuits, Kirchhoffs laws, Mechanical, Star-delta transformation – magnetic circuits – force on a current carrying conductor – electromagnetic induction, Faraday's Law, Lenz's law – effects of hystresis & eddy currents – Self and mutual inductances. |
UNIT II |
Generation of an alternating emf – average and rms values of alternating quantity – representation of alternating quantities by phasors – single phase circuits – resonance – three phase balanced systems – single and three phase power calculations. |
UNIT III |
Principle of operation of DC machines - emf equation – types of generators – Magnetization and Load characteristics of DC generators – types and characteristics of DC motors – torque equation – DC motor starters (three point) – Efficiency calculation and Swimburne's test O Speed control. |
UNIT IV |
Construction and principle of operation of single phase transformer – emf equation O.C. & S.C. tests – efficiency and regulation – 3F Transformers, Transmission and distribution – principle and operation of three phase induction motors – types – slip torque characteristics – principle and operation of alternators – O.C. & S.C. tests – regulations by synchronous impedance method. |
UNIT V |
Basic principles of indicating instruments – moving coil and moving iron instruments – dynamometer type wattmeters – induction types energy meter – measurement of single and three phase power |
REFERENCE |
Text Books |
1. Electrical Engineering Fundamentals/Del Toro 2nd edition / Prentice Hall Publishers.
2. Fundamental of Electrical Engineering / Ashfaq Husain, 2nd edition / Dhanpat Rai & Co. |
Reference Books |
1. Electrical technology – Edward Hughes.
2. Introduction to electrical Engineering – Naidu & Kamakshaiah
3. Theory and Problems of Basic Electrical Engineering / D.P.Kothari & I.J. Nagrath, PHI Publishers, 1998.
4. Basic Electrical Engineering / V.N.Mittle / TMH 1998.
5. Electrical Technology – Vincent Del toro |