Section A

DC circuit elements, ideal current and voltage sources, work power energy calculations, network graph, KCL, KVL, node and mesh analysis, Thevenin’s, Norton’s, Superposition and Maximum Power Transfer theorems.

Work power energy calculations in AC series and parallel circuits, steady state and transient response of DC and AC networks. Two port networks, magnetically coupled circuits. AC network analysis.

Gauss’s Law, electric field and potential due to point, line, plane and spherical charge distributions, Electric dipoles and systems of charges. Ampere’s and Biot-Savart’s laws; inductance, dielectrics, capacitance; Maxwell’s equations. Characteristics and applications of materials for electrical systems, crystal structures and defects, ceramic materials, insulating materials, semiconducting materials photoelectric materials, superconducting materials.

Section B

Magnetic field, magnetic circuits. Energy stored in electric and magnetic fields, electromagnetic

induction, BH curve.   Magnetic materials ferrites, Ferro-magnetic materials; Basics of Nano

materials.

Maxwell’s equations for time varying fields. Electromagnetic waves.

Transformers-principles and performance of Single phase and three phase transformers; three

phase transformers connections, parallel operation, auto-transformer, energy conversion

principles.

DC Machines- Principles, performance and applications of DC generators and Motors, types,

characteristics, armature reaction and commutation, starting and speed control of motors;

Principles and performance.

AC Machines- Principles, performance characteristics of single phase and three phase

induction motors; Synchronous machines – performance, regulation, parallel operation of

generators, motor starting. Applications.

Special Machines- Servo Motors, Stepper motors, BLDC and PMSM motors-Characteristics

and applications. Linear motors.

Section C

Concept of power generation, types of turbines, transmission line models and performance, Calculation of sag and tension in transmission of lines, cable performance, insulation, corona and radio interference, power factor correction, principles of protection systems, basics of solid-state relays and digital protection; Circuit breakers, LT and HT switchgear, Radial and ring-main distribution systems.

Power system Analysis-symmetrical components, fault analysis, load flow analysis.

Power system  Operation and  Control-voltage control and  economic operation, stability

analysis, Swing curves and equal area criterion. Concepts of power system dynamics.

Energy scenario in India and Maharashtra, energy policies, energy pricing, smart energy meters, renewable energy systems, distributed generation, energy storage systems, batteries, fuel cells and super capacitors; Energy systems for hybrid and electric vehicles. Smart Grid systems.

Section A

Characteristics and applications of operational amplifiers, basics of linear integrated circuits; basics of filter circuits and applications.

Analog  communication  basics,  Modulation  and  de-modulation,  noise and  bandwidth, transmitters and receivers, signal to noise ratio.

Digital logic gates, combinational and sequential logic circuits, multiplexers, demultiplexers,

sample and hold circuits, A/D and D/A converters. Microprocessor basics – interfaces and

applications.

Number systems, Boolean algebra, arithmetic functions, Computer Architecture, Central

Processing Unit, I/O and Memory Organization; peripheral devices, data base management,

basics of Operating system and networking, virtual memory, file systems; Elements of   c

programming.

Section B

Digital communication basics, sampling, quantizing, coding, frequency and time domain multiplexing, power line carrier communication systems.

Semiconductor power diodes, transistors, thyristors, triacs, GTOs, MOSFETs and IGBTs – static characteristics and principles of operation, triggering circuits, PWM generators, half and fully controlled rectifiers, DC to DC buck, boost, buck boost, cuk, and sepic converters.

Single phase and three phase  inverters, resonant converters, high frequency inductors and transformers, power supplies.

Section C

Basic concepts of adjustable speed dc and ac drives, v/f control and Direct Torque control of machines. Different drive mechanism for EVs Concepts of HVDC transmission and FACTS

Representation of continuous signals; Fourier series representation of continuous periodic and aperiodic signals, Fourier and Laplace transforms.