Indian Engineering Service study material of Electrical Engineering

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IES Electrical Engineering Syllabus Paper 1
1. Electro Magnetic Theory
Electric and Magnetic fields, Gauss’s law Ampores Law, Fields in dielectrics, conductors and magnetic materials. Maxwell’s equations. Time varying fields. Plane wave propagation in dielectric and conducting media, Transmission lines.

2. Electrical Materials
Band Theory, Conductors, Semiconductors and Insulators. Superconductivity. Insulators for electrical and electronic applications. Magnetic materials. Ferro and feri-magnetism. Ceramics, Properties and applications. Hall Effect and its applications, Special semiconductors.

3. Electrical Circuits
Circuit elements. Kirchoff’s Laws Mesh and Nodal analysis. Network theorems and applications. Natural response and forced response. Transient response and steady-state response for arbitrary inputs. Properties of networks in terms of poles and zeros. Transfer function. Resonant circuits. Three-phase circuits, Two port networks, Elements of two element network synthesis.

4. Measurements and Instrumentation
Units and standards. Error analysis. Measurement of Current. Voltage Power, Power Factor-and Energy. Indicating instruments, Measurement of resistance, inductance, capacitance and frequency. Bridge measurements. Electronic measuring instruments. Digital voltmeter and frequency counters. Transducers and their applications to the measurement of non electrical quantities like temperature, pressure, flow rate displacement, acceleration, noise level etc. Data acquisition systems, A/D, and D/A converters.

5. Control Systems
Mathematical modeling of physical systems. Block diagrams and signal flow graphs and their reduction. Time domain and frequency domain analysis of linear dynamical system. Errors for different types of inputs and stability criteria for feedback systems. Stability analysis using Routh-Hurwitz array, Nyquist plot and bode plot, Root locus and Nicols chart and estimation of gain and phase margin. Basic concepts of compensator design. State variable matrix and its use in system modeling and design. Sampled data system and performance of such a system with the samples in the error channel. Stability of sampled data system. Elements of non-linear control analysis. Control system component: electromechanical, hydraulic, pneumatic components.

IES Electrical Engineering Syllabus Paper 2

1. Electrical Machines and Power Transformers
Magnetic circuit – Analysis and Design of power transformers. Construction and Testing Equivalent Circuits, losses and Efficiency, regulation. Auto transformer, 3 phase transformer. Parallel operation.

Basics concept in rotating machines. EMF, torque, basic machine types. Construction and operation, leakage, losses and efficiency.

D.C. Machines, Construction. Excitation Methods, Circuit Models Armature Reaction and commutation. Characteristic and Performance Analysis. Generators and Motors. Starting and Speed Control. Testing losses and efficiency.

Synchronous Machine. Construction, Circuit Model. Operating Characteristics and Performance Analysis. Synchronous reactance. Efficiency. Voltage regulation. Salient pole Machine. Parallel operation. Hunting. Short circuit transients.

Induction machines. Construction. Principle of operation. Rotating field. Characteristic and performance analysis. Determination of circuit model. Circle diagram. Starting and Speed control.

Fractional KW motors. Single phase synchronous and induction motors.

2. Power systems
Type of Power Station Hydro, Thermal and Nuclear Stations. Pumped Storage Plants. Economics and Operating Factors.

Power Transmission lines. Modelling and Performance Characteristics. Voltage control. Load flow Studies. Optimal Power System Operation. Load Frequency Control. Symmetrical Short Circuit Analysis. Z-Bus formation Symmetrical Components. Per Unit Representation. Fault analysis. Transient and Steady-state Stability of Power system. Equal Area Criterion.

Power System Transients. Power System Protection Circuit Breakers Relays. HVDC Transmission.

3. Analog and Digital Electronics and Circuits
Semiconductor device physics, PN junctions and transistors, circuits Models and parameters, FET Zener tunnel, Schottky, photo diodes and their applications, rectifier circuits voltage regulators and multipliers, switching behaviour diodes and transistors.

Small signal amplifiers biasing circuit, Frequency response and improvement, multistage amplifiers and feed-back amplifiers, D.C. amplifiers. Oscillators, Large signal amplifiers, coupling methods, Push pull amplifiers, operational amplifiers, wave shaping circuits Multi vibrators and flip-flops and their applications. Digital logic gate families, Universal –gates- combinational circuits for arithmetic and logic operation sequential logic circuits. couplers, Registers, RAM and ROMs.

4. Microprocessors
Microprocessors architecture—Instruction set and simple assembly language programming. Interfacing for memory and I/O. Applications of Microprocessors in power system.

5. Communication Systems
Types of modulation; AM, FM and PM, Demodulator. Noise and bandwidth consideration. Digital communication system. Pulse code modulation and demodulation. Elements of sound and vision broadcasting Carrier communication. Frequency division and time division multiplexing. Telemetry system in power engineering.
6. Power Electronics
Power semiconductor devices, Thyristor, Power transistor, GTOs and MOSFETs. Characteristic and operation. AC to DC converters; 1- phase and 3-phase DC to DC Converters.

AC regulators. Thyristor controlled reactors, switched capacity networks.

Inverters: Single phase and 3-phase. Pulse width modulation. Sinusoidal modulation with uniform sampling. Switched mode power supplies.

Reference Books:

Circuits and Analog Electronics
(i) Integrated electronics : Analog and Digital Circuit and system - Jacob Millman and Christos C. Halkias

(ii) Microelectronic Circuits - Sedra & Smith
(iii) Electronic Devices and Circuits - J.B. Gupta
(iv) OP Amp and linear Integrated Circuit - Ramakant A.Gayakwad
(v) Solid State electronic devices - Streetman and Banerjee
(vi) Semiconductor devices - S.M.Sze

2. Communication System
(i) Communication System - Simon Haykins
(ii) An introduction to Analog and Digital Communication - Simon Haykins
(iii) Communication System : Analog and Digital - Singh and Sapre
(iv) Modern Digital and Analog Communication System - B.P. Lathi
(v) Electronic Communication System - Kennedyand Davis

3. Signal and System - Oppenheim and Willsky

4. Optical Fiber Communication - Senior

5. Satellite Communications - Pratt and Bostian

6. Monochrome and colour - R.R. Gulati

7. Control System
(i) Control System Engineering - I.G. Nagrath & M. Gopal
(ii) Automatic Control System - B.C. Kuo
(iii) Linear Control System - B.S. Manke

8. Electro Magnetic Theory
(i) Elements of Engineering Electromagnetics - N. N. Rao
(ii) Elements of Electromagnetics - Sadiku
(iii) Engineering Electromagnetics - W.H.Hayt
(iv) Antenna and Wave Propagation - K.D. Prasad

9. Digital Electronics
(i) Digital Design - M. Morris Mano
(ii) Digital Systems - Tocci and Widmer
(iii) Modern Digital Electronics - R. P. Jain

10. Computer Engineering
(i) Microprocessor Architecture, Programming & Application - Ramesh S. Gaonkar
(ii) Computer Organization and Structure - Stalling

11. Microwave Engineering
(i) Microwave Devices and Circuits - Liao
(ii) Microwave Engineering - Sanjeev Gupta
(iii) Microwave Engineering - Pozar

12. Network Theory
(i) Networks and Systems - D. Roy Chaudhary
(ii) Engineering Circuit Analysis - Hayt

13. Electrical Engineering Material science - S.P. Seth

14. Measurement and Instrumentation
(i) Electrical & Electronic Measurement and Instrumentation - A. K. Sahney
(ii) Electronic Instrumentation - H. S. Kalsi

15. Electrical Machine
(i) Electrical Machinery - PS Bhimra
(ii) Electrical Machines - Nagrath & Kothari

16. Power System
(i) Power System Engineering - Nagrath & Kothari
(ii) Electric Power Systems - CL Wadhwa

17. Power Electronics - PS Bhimra