Module 1: DC Circuits (8 hours)

Electrical circuit elements (R. L and C), voltage and current sources, Kirchoff current andvoltage laws, analysis of simple circuits with dc excitation. Superposition, Thevenin andNorton Theorems. Time-domain analysis of first-order RL and RC circuits.

Module 2: AC Circuits (8 hours)

Representation of sinusoidal waveforms, peak and rms values, phasor representation, realpower, reactive power, apparent power, power factor. Analysis of single-phase ac circuitsconsisting of R. L.C, RL, RC, RLC combinations (series and parallel), resonance. Three-phasebalanced circuits. voltage and current relations in star and delta connections.

Module 3: Transformers (6 hours)

Magnetic materials, BH characteristics, ideal and practical transformer, equivalent circuit,losses in transformers, regulation and efficiency. Auto-transformer and three-phasetransformer connections.

Module 4: Electrical Machines (8 hours)

Generation of rotating magnetic fields, Construction and working of a three-phase induction motor, Significance of torque-slip characteristic. Loss components and efficiency, starting and speed control of induction motor. Single-phase induction motor. Construction, working,torque-speed characteristic and speed control of separately excited dc motor. Construction andworking of synchronous generators.

Module 5: Power Converters (6 hours)

DC-DC buck and boost converters, duty ratio control. Single-phase and three-phase voltagesource inverters sinusoidal modulation.

Module 6: Electrical Installations (6 hours)

Components of LT Switchgear: Switch Fuse Unit (SFU), MCB, ELCB, MCCB, Types ofWires and Cables. Earthing. Types of Batteries, Important Characteristics for Batteries.Elementary calculations for energy consumption, power factor improvement and batterybackup.

Suggested Text / Reference Books:

(1) D.P. Kothari and I.J. Nagrath. "Basic Electrical Engineering" Tata McGraw Hill, 2010.

(2) D.C. Kulshreshtha. Basic Electrical Engineering". McGraw Hill, 2009.

(3) D. S. Bobrow. "Fundamentals of Electrical Engineering". Oxford University Press, 2011.

(iv) E.Hughes, “Electrical and Electronics Technology". Pearson, 2010.

(v) V.D. Toro, "Electrical Engineering Fundamentals". Prentice Hall India, 1989.