EEE101/EEE201 : ELECTRICAL ENGINEERING
Unit-I
1.D C Circuit Analysis and Network Theorems:
Circuit Concepts: Concepts of network, Active and passive elements, voltage and current sources, concept
of linearity and linear network, unilateral and bilateral elements, R, L and C as linear elements, source
transformation.
Kirchhoff’s laws; loop and nodal methods of analysis; star-delta transformation; Network Theorems:
Superposition Theorem, Thevenin’s Theorem, Norton’s Theorem, Maximum Power Transfer Theorem
(simple numerical problems).
9
Unit-II
2.
Steady- State Analysis of Single Phase AC Circuits:
AC Fundamentals: Sinusoidal, square and triangular waveforms – average and effective values, form and
peak factors, concept of phasors, phasor representation of sinusoidally varying voltage and current. Analysis
of series, parallel and series-parallel RLC Circuits: apparent, active & reactive powers, power factor, causes
and problems of low powerfactor, powerfactor improvement; resonance in series and parallel circuits,
bandwidth and quality factor (simple numerical problems).
8
Unit-III
3.
Three Phase AC Circuits:
Three phase system-its necessity and advantages, meaning of phase sequence, star and delta connections,
balanced supply and balanced load, line and phase voltage/current relations, three-phase power and its
measurement (simple numerical problems).
4.
Measuring Instruments:
Types of instruments, construction and working principles of PMMC and moving iron type voltmeters &
ammeters, single phase dynamometer wattmeter and induction type energy meter, use of shunts and
multipliers (simple numerical problems on energy meter, shunts and multipliers).
4
3
Unit-IV
5.
Introduction to Power System:
General layout of electrical power system and functions of its elements, standard transmission and
distribution voltages, concept of grid (elementary treatment only).
6.
Magnetic Circuit:
Magnetic circuit concepts, analogy between electric & magnetic circuits, magnetic circuits with DC and AC
excitations, magnetic leakage, B-H curve, hysteresis and eddy current losses, magnetic circuit calculations,
mutual coupling.
7.
Single Phase Transformer:
Principle of operation, construction, e .m. f. equation, equivalent circuit, power losses, efficiency (simple
numerical problems), introduction to auto transformer.
Unit-V
8. Electrical Machines:
Principles of electro mechanical energy conversion,
DC machines: types, e. m. f. equation of generator and torque equation of motor, characteristics and
applications of dc motors (simple numerical problems).
Three Phase Induction Motor: types, Principle of operation, slip-torque characteristics, applications
(numerical problems related to slip only).
Single Phase Induction motor: Principle of operation and introduction to methods of starting, applications.
Three Phase Synchronous Machines: Principle of operation of alternator and synchronous motor and their
applications.
Text Books:
1. V. Del Toro, “ Principles of Electrical Engineering” Prentice Hall International
2. I.J. Nagarath, “ Basic Electrical Engineering” Tata McGraw Hill
3. D.E. Fitzgerald & A. Grabel Higginbotham, “ Basic Electrical Engineering Mc- Graw Hill
Reference Books:
1. Edward Hughes, “ Electrical Technology” Longman
2. T.K. Nagsarkar & M.S. Sukhija, “ Basic Electrical Engineering” Oxford University Press.
3. H. Cotton, “ Advanced Electrical Technology” Wheeler Publishing
4. W.H. Hayt & J.E. Kennely, “ Engineering Circuit Analysis” Mc Graw Hill.
