BEG 1003 BASIC ELECTRICAL ENGINEERING

MODULE – I
I.DC Networks: Kirchhoff's laws, node and mesh analysis, Delta-star and star-delta transformations.
Superposition, Thevenin and Norton's theorem.
Transients, in R-L, R-C and R-L-C circuits with DC. excitation.
II.Single Phase AC Circuits: Single phase EMF generation, average and effective values of sinusoids, j operations, complex representation of impedances, phasor diagrams, power factor, power in complex notation, solution of series and parallel circuits.
Introduction to resonance in series RLC circuit.

MODULE – II
III. Three Phase AC Circuit: Three phase EMF generation, delta and star connection,
Line and Phase quantities. Solution of 2- phase circuits with balanced load. Power in 3-phase balanced circuits.
IV.Magnetic Circuits: B-H Curve, Hysteresis, Permeability and reluctance, solution of simple magnetic circuits, Hysteresis and Eddy current losses.

MODULE – III
V. DC Machines: Different types, Principle of Operation of D.C. generator EMF equation, methods of excitation.
D.C. Motor, Back e.m.f., speed and torque of a DC Motor, Conditions for maximum Power.
Speed control of D.C.. shunt motor.
VI.Transformers: Construction and Principle of operation of single phase transformer,
EMF equation,
Single phase autotransformer.
VII Three phase Introduction Motor: Construction and principle of operation, types;
Slip-torque characteristics.
VIII, Introduction to single-phase induction Motor.

MODULE – IV
IX. Electrical Measuring Instruments: DC PMMC instruments
Extension of range by shunts and multipliers.
Moving iron ammeters and voltmeters,
Dynamometer type Wattmeters,
Induction type Energy Meter.
X. Power supply systems: Principle of generation - thermal, hydel and nuclear. Transmission and distribution of electric energy.

Introduction to Electric Heating & Welding

TEXT BOOKS AND REFERENCES
1.Edward Hughes (revised by Ian McKenzie Smith). "Electrical & Electronics Technology" Pearson Education Limited. Indian Reprint 2002. Chapters 3,4,7,10, 11,12,13,14,34,35,39,41,47
2.H. Cotton" Advanced Electrical Technology"CBS Publishers, New Delhi, 7th Edition. Reprint-1999.
3.C.L. Wadhwa, “Electrical Engineering”, New Age International Publishers, 1st Edition revised 2006.
4.S. Parker Smith: “Problems in Electrical Engineering" Asia Publications,
5. J. J. Cathey , “Schaum's Outline of Basic Electrical Engineering” McGraw-Hill Professional,