Elements of Electrical Engineering (BEEE103)

Elements of Electrical Engineering

Course Code: BEEE103 
CIE Marks:50
Course Type (Theory/Practical/Integrated )
Theory SEE Marks:50
Total Marks:100
Teaching Hours/Week (L:T:P: S) 2:2:0:0 
Exam Hours:03
Total Hours of Pedagogy 40 hours 
Credits:03

Module-1 

DC circuits:Ohm’s law and Kirchhoff’s laws, analysis of series, parallel and series-parallel circuits. Power and energy. Electromagnetism:Faraday’s Laws of Electromagnetic Induction, Lenz’s Law, Flemings rules, statically and dynamically induced EMF; concepts of self and mutual inductance. Coefficient of Coupling. Energy stored in magnetic field. Simple Numerical.

Module-2 

Single-phase AC circuits: Generation of sinusoidal voltage, frequency of generated voltage, average value, RMS value, form factor and peak factor of sinusoidal voltage and currents. Phasor representation of alternating quantities. Analysis of R, L, C, R-L,R-C and R-L-C circuits with phasor diagrams, Real power, reactive power, apparent power, and Power factor. Series, Parallel and Series-Parallel circuits. Simple Numerical.

Module-3

Three-phase AC circuits:Necessity and advantage of 3-phase system. Generation of 3-phase power. Definition of phase sequence. Balanced supply and balanced load. Relationship between line and phase values of balanced star and delta connections. Power in balanced 3-phase circuits. Measurement of 3-phase power by 2-wattmeter method.Simple Numerical.

Module-4

Measuring instruments:construction and working principle of whetstone’s bridge, Kelvin’s double bridge, Megger, Maxwel’s bridge for inductance, Schering’s bridge for capacitance, concepts of current transformer and potential transformer. (Only balance equations and Excluding Vector diagram approach) Domestic Wiring: Requirements, Types of wiring: casing, capping. Two way and three way control of load.

Module-5 

Electricity bill: Power rating of household appliances including air conditioners, PCs, laptops, printers, etc. Definition of “unit” used for consumption of electrical energy, two-part electricity tariff, calculation of electricity bill for domestic consumers. Equipment Safety measures: Working principle of Fuse and Miniature circuit breaker (MCB), merits and demerits.

Personal safety measures: Electric Shock, Earthing and its types, Safety Precautions to avoid shock, and Residual Current Circuit Breaker (RCCB) and Earth Leakage Circuit Breaker (ELCB).

Suggested Learning Resources:

Books (Title of the Book/Name of the author/Name of the publisher/Edition and Year)

Text Books:

1. Basic Electrical Engineering by D C Kulshreshtha, Tata McGraw Hill, First Edition 2019.

2. A text book of Electrical Technology by B.L. Theraja, S Chand and Company, reprint edition 2014.

Reference Books:

1. Basic Electrical Engineering, D. P. Kothari and I. J. Nagrath, Tata McGraw Hill 4th edition, 2019.

2. Principles of Electrical Engineering & Electronics by V. K. Mehta, Rohit Mehta, S. Chand and Company Publications, 2nd edition, 2015.

3. Electrical Technology by E. Hughes, Pearson, 12th Edition, 2016.

4. Electrical and electronic measurements and instrumentation by A K Sawhney, Dhanapat Rai and Co. edition, January 2015

Web links and Video Lectures (e-Resources):

 www.nptel.ac.in