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IES exam Syllabus for Electrical Engineers

March 01, 2009

This blog post is a continuing blog post on Indian EngineeringServices (IES) exam for Electrical Engineers: IES Exam(Electrical) Pattern, Syllabus, Papers & Books and focus ofthis blog post is to provide you the Syllabus for (IES) examfor Electrical Engineers.

The same has been reproduced below in ditto from the UPSCIES exam notification

ELECTRICAL ENGINEERING PAPER-I(Common to both objective and conventional type papers)

1. EM TheoryElectric and magnetic fields. Gauss’s Law and Amperes Law. Fields in dielectrics,conductors and magnetic materials. Maxwell’s equations. Time varying fields.Plane-Wave propagating in dielectric and conducting media. Transmission lines.

2. Electrical MaterialsBand Theory, Conductors, Semi-conductors and Insulators. Super-conductivity.Insulators for electrical and electronic applications. Magnetic materials. Ferro andferri magnetism. Ceramics, Properties and applications. Hall effect and itsapplications. Special semi conductors.

3. Electrical CircuitsCircuits elements. Kirchoff’s Laws. Mesh and nodal analysis. Network Theoremsand applications. Natural response and forced response. Transient response andsteady state response for arbitrary inputs. Properties of networks in terms ofpoles and zeros. Transfer function. Resonant circuits. Threephase circuits. Two-port networks. Elements of two-element network synthesis.

4. Measurements and InstrumentationUnits and Standards. Error analysis, measurement of current, Voltage, power,Power-factor and energy. Indicating instruments. Measurement of resistance,inductance, Capacitance and frequency. Bridge measurements. Electronicmeasuring instruments. Digital Voltmeter and frequency counter. Transducersand their applications to the measurement of non-electrical quantities liketemperature, pressure, flow-rate displacement, acceleration, noise level etc.Data acquisition systems. A/D and D/A converters.5. CONTROL SYSTEMS.Mathematical modelling of physical systems. Block diagrams and signal flowgraphs and their reduction. Time domain and frequency domain analysis of lineardynamical system. Errors for different type of inputs and stability criteria forfeedback systems. Stability analysis using Routh-Hurwitz array, Nyquist plot andBode plot. Root locus and Nicols chart and the estimation of gain and phasemargin. Basic concepts of compensator design. State variable matrix and its usein system modelling and design. Sampled data system and performance of sucha system with the samples in the error channel. Stability of sampled data system.Elements of non-linear control analysis. Control system components,electromechanical, hydraulic, pneumatic components.

ELECTRICAL ENGINEERING PAPER - II(For both objective and conventional types papers)

1. Electrical Machines and Power TransformersMagnetic Circuits - Analysis and Design of Power transformers. Construction andtesting. Equivalent circuits. Losses and efficiency. Regulation. Auto-transformer,3-phase transformer. Parallel operation.

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

B.C. Machines. Construction, Excitation methods. Circuit models. Armaturereaction and commutation. Characteristics and performance analysis. Generatorsand motors. Starting and speed control. Testing, Losses and efficiency.

Synchronous Machines. Construction. Circuit model. Operating characteristicsand performance analysis. Synchronous reactance. Efficiency. Voltage regulation.Salient-pole machine, Parallel operation. Hunting. Short circuit transients.

Induction Machines. Construction. Principle of operation. Rotating fields.Characteristics and performance analysis. Determination of circuit model. Circlediagram. Starting and speed control.

Fractional KW motors. Single-phase synchronous and induction motors.

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2. Power systemsTypes of Power Stations, Hydro, Thermal and Nuclear Stations. Pumped storageplants. Economics and operating factors.

Power transmission lines. Modeling and performance characteristics. Voltagecontrol. Load flow studies. Optimal power system operation. Load frequencycontrol. Symmetrical short circuit analysis. ZBus formulation. SymmetricalComponents. Per Unit representation. Fault analysis. Transient and steady-statestability of power systems. Equal area criterion.

Power system Transients. Power system Protection Circuit breakers. Relays.HVDC transmission.

3. ANALOG AND DIGITAL ELECTRONICS AND CIRCUITSSemiconductor device physics, PN junctions and transistors, circuit models andparameters, FET, Zener, tunnel, Schottky, photo diodes and their applications,rectifier circuits, voltage regulators and multipliers, switching behavior of diodesand transistors.

Small signal amplifiers, biasing circuits, frequency response and improvement,multistage amplifiers and feed-back amplifiers, D.C. amplifiers, Oscillators. Largesignal amplifiers, coupling methods, push pull amplifiers, operational amplifiers,wave shaping circuits. Multivibrators and flip-flops and their applications. Digitallogic gate families, universal gates-combination circuits for arithmetic and logicoperational, sequential logic circuits. Counters, registers, RAM and ROMs.4. MICROPROCESSORSMicroprocessor architecture-Instruction set and simple assembly languageprogramming. Interfacing for memory and I/O. Applications of Micro-processorsin power system.

5. COMMUNICATION SYSTEMSTypes of modulation; AM, FM and PM. Demodulators. Noise and bandwidthconsiderations. Digital communication systems. Pulse code modulation anddemodulation. Elements of sound and vision broadcasting. Carriercommunication. Frequency division and time division multiplexing, Telemetrysystem in power engineering.6. POWER ELECTRONICSPower Semiconductor devices. Thyristor. Power transistor, GTOs and MOSFETS.Characteristics and operation. AC to DC Converters; 1-phase and 3-phase DC toDC Converters; AC regulators. Thyristor controlled reactors; switched capacitornetworks.

Inverters; single-phase and 3-phase. Pulse width modulation. Sinusoidalmodulation with uniform sampling. Switched mode power supplies.

Although this is the syllabus for Electrical Engineering IES Exam-2009, future IESaspirants can also use it as the reference syllabus for IES Exam-2010/2011 andalso future IES exams.

Labels: IES Exam, UPSC Engineering Services Exam

posted by Prasanta Bora on March 01, 2009

Note:External resources (i.e. external links to sample papers, books, notifications, formsetc.) may not be found sometimes due to the resource websites changing/movingthose resources. In such cases, readers are advised to use their own discretion tofind those materials.

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