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JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITYKUKATPALLY, HYDERABAD

B.TECH ELECTRICAL AND ELECTRONICS ENGINEERING

II year I Semester (R09)

Course Structure

CODE SUBJECT L T/P/D C

Mathematics-III 3 1 3Fluid Mechanics and Hydraulic Machinery 3 1 3Electronic Devices and Circuits 4 - 4Electrical Circuits 4 1 4Electromagnetic Fields 3 1 3Electrical Machines-I 4 1 4Fluid Mechanics and Hydraulic Machinery Lab - 3 2Electronic Devices & Circuits Lab - 3 2

Total 21 11 25

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JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITYHYDERABAD

II Year B.Tech EEE I-Sem (R09) L T/P/D C3 1 3

MATHEMATICS IIIUNIT ISpecial functions: Gamma and Beta Functions Their properties evaluation of improper integrals. Bessel

functions properties Recurrence relations Orthogonality. Legendre polynomials Properties Rodriguesformula Recurrence relations Orthogonality.

UNIT-IIFunctions of a complex variable Continuity Differentiability Analyticity Properties Cauchy-Riemannequations in Cartesian and polar coordinates. Harmonic and conjugate harmonic functions Milne Thompsonmethod.

UNIT-III

Elementary functions: Exponential, trigonometric, hyperbolic functions and their properties General power ZC

(c is complex), principal value.

UNIT-IV

Complex integration: Line integral evaluation along a path and by indefinite integration Cauchys integraltheorem Cauchys integral formula Generalized integral formula.

UNIT-VComplex power series: Radius of convergence Expansion in Taylors series, Maclaurins series and Laurentseries. Singular point Isolated singular point pole of order m essential singularity.

UNIT-VI

Residue Evaluation of residue by formula and by Laurent series - Residue theorem.Evaluation of integrals of the type

(a) Improper real integrals

dxxf )( (b)

+

2

)sin,(cosc

cdf

(c)

dxxfeimx )( (d) Integrals by identation.

UNIT-VII

Argument principle Rouches theorem determination of number of zeros of complex polynomials - MaximumModulus principle - Fundamental theorem of Algebra, Liouvilles Theorem.

UNIT-VIII

Conformal mapping: Transformation byze , lnz, z2, z n (n positive integer), Sin z, cos z, z + a/z.

Translation, rotation, inversion and bilinear transformation fixed point cross ratio properties invariance ofcircles and cross ratio determination of bilinear transformation mapping 3 given points .

Text Books:

1. A text Book of Engineering Mathematics, Vol-III T. K. V. Iyengar, B. Krishna Gandhi and Others, S.Chand & Company.

2. A text Book of Engineering Mathematics, C. Sankaraiah, V. G. S. Book Links.3. A text Book of Engineering Mathematics, Shahnaz Bathul, Prentice Hall of India.4. A text Book of Engineering Mathematics, P. Nageshwara Rao, Y. Narasimhulu & N. Prabhakar Rao,

Deepthi Publications.

References:

1. A text Book of Engineering Mathematics, B. V. Raman, Tata Mc Graw Hill.2. Advanced Engineering Mathematics, Irvin Kreyszig, Wiley India Pvt. Ltd.3. A text Book of Engineering Mathematics, Thamson Book Collection.

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FLUID MECHANICS AND HYDRAULIC MACHINERYUNIT I

Fluid statics: Dimensions and units: physical properties of fluids- specific gravity, viscosity surface tension-vapor pressure and their influence on fluid motion- atmospheric gauge and vacuum pressure measurement ofpressure- Piezometer, U-tube and differential manometers.

UNIT II

Fluid kinematics: stream line, path line and streak lines and stream tube, classification of flows-steady &unsteady, uniform, non uniform, laminar, turbulent, rotational, and irrotational flows-equation of continuity for onedimensional flow.

Fluid dynamics: surface and body forces Eulers and Bernoullis equations for flow along a stream line,momentum equation and its application on force on pipe bend.

UNIT III

Closed conduit flow: Reynolds experiment- Darcy Weisbach equation- Minor losses in pipes- pipes in seriesand pipes in parallel- total energy line-hydraulic gradient line.Measurement of flow: pilot tube, venturimeter, and orifice meter, Flow nozzle, Turbine flow meter (Ref.4)

UNIT IV

Basics of turbo machinery: hydrodynamic force of jets on stationary and moving flat, inclined, and curvedvanes, jet striking centrally and at tip, velocity diagrams, work don and efficiency, flow over radial vanes.

UNIT V

Hydroelectric power stations: Elements of hydro electric power station-types-concept of pumped storageplants-storage requirements, mass curve (explanation only) estimation of power developed from a givencatchment area; heads and efficiencies.

UNIT VI

Hydraulic Turbines: classification of turbines, impulse and reaction turbines, Pelton wheel, Francis turbine andKaplan turbine-working proportions, work done, efficiencies , hydraulic design draft tube- theory- functions andefficiency.

UNIT VII

Performance of hydraulic turbines: Geometric similarity, Unit and specific quantities, characteristic curves,governing of turbines, selection of type of turbine, cavitation, surge tank, water hammer.

UNIT-VIII

Centrifugal pumps: classification, working, work done manomertic head- losses and efficiencies- specificspeed- pumps in series and parallel-performance characteristic curves, NPSH.Reciprocating pumps: Working,Discharge, slip, indicator diagrams

TEXT BOOKS:

1. Hydraulics, fluid mechanics and Hydraulic machinery MODI and SETH.2. Fluid Mechanics and Hydraulic Machines by Rajput.

REFERENCE BOOKS:1. Fluid Mechanics and Fluid Power Engineering by D.S. Kumar, Kotaria & Sons.2. Fluid Mechanics and Machinery by D. Rama Durgaiah, New Age International.3. Hydraulic Machines by Banga & Sharma, Khanna Publishers.4. Instrumentation for Engineering Measurements by James W. Dally, William E. Riley ,John Wiley & Sons

Inc. 2004 (Chapter 12 Fluid Flow Measurements)

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II Year B.Tech EEE I-Sem (R09) L T/P/D C4 - 4

ELECTRONIC DEVICES AND CIRCUITS

UNIT-I

ELECTRON DYNAMICS AND CRO: Motion of charged particles in electric and magnetic fields. Simple problemsinvolving electric and magnetic fields only. Electrostatic and magnetic focusing. Principles of CRT, deflectionsensitivity (Electrostatic and magnetic deflection), Parallel Electric and Magnetic fields, Perpendicular Electric andMagnetic fields.

UNIT- IIJUNCTION DIODE CHARACTERISTICS : Review of semi conductor Physics n and p type semi conductors,Mass Action Law, Continuity Equation, Hall Effect, Fermi level in intrinsic and extrinsic semiconductors, Open-circuited p-n junction, The p-n junction Energy band diagram of PN diode, PN diode as as a rectifier (forward biasand reverse bias), The current components in p-n diode, Law of junction, Diode equation, Volt-amperecharacteristics of p-n diode, Temperature dependence of VI characteristic, Transition and Diffusion capacitances,Step graded junction, Breakdown Mechanisms in Semi Conductor (Avalanche and Zener breakdown) Diodes,Zener diode characteristics, Characteristics of Tunnel Diode with the help of energy band diagrams, VaractarDiode, LED, LCD. And photo diode

UNIT- IIIRECTIFIERS, FILTERS AND REGULATORS : Half wave rectifier, ripple factor, full wave rectifier, Harmonic

components in a rectifier circuit, Inductor filter, Capacitor filter, L- section filter, - section filter, Multiple L-section and Multiple section filter, and comparison of various filter circuits in terms of ripple factors, Simplecircuit of a regulator using zener diode, Series and Shunt voltage regulators

UNIT- IVTRANSISTOR and FET CHARACTERISTICS : Junction transistor, Transistor current components, Transistoras an amplifier, Transistor construction, Detailed study of currents in a transistor, Transistor alpha, Input andOutput characteristics of transistor in Common Base, Common Emitter, and Common collector configurations,Relation between Alpha and Beta, typical transistor junction voltage values, JFET characteristics (Qualitative andQuantitative discussion), Small signal model of JFET, MOSFET characterisitics (Enhancement and depletionmode), Symbols of MOSFET, Comparison of Transistors, Introduction to SCR and UJT.

UNIT-VBIASING AND STABILISATION : BJT biasing, DC equivalent model, criteria for fixing operating point, Fixedbias, Collector to base bias, Self bias techniques for stabilization, Stabilization factors, (S, S

', S

'), Compensation

techniques, (Compensation against variation in VBE, Ico,) Thermal run away, Thermal stability,

UNIT- VIAMPLIFIERS : Small signal low frequency transistor amplifier circuits: h-parameter representation of atransistor, Analysis of single stage transistor amplifier using h-parameters: voltage gain, current gain, Inputimpedance and Output impedance. Comparison of transistor configurations in terms of AI , Ri , Av , Ro,

UNIT- VIIFEEDBACK AMPLIFIERS : Concept of feedback, Classification of feedback amplifiers, General characteristicsof negative feedback amplifiers, Effect of Feedback on input and output characteristics, Voltage series, voltageshunt, current series, and current shunt feedback amplifiers with discrete components and their analysis

UNIT-VIIIOSCILLATORS : Condition for oscillations. RC-phase shift oscillators with Transistor and FET, Hartley andColpitts oscillators, Wein bridge oscillator, Crystal oscillators, Frequency and amplitude stability of oscillators,

TEXT BOOKS :

1. Electronic Devices and Circuits J.Millman, C.C.Halkias, and Satyabratha Jit Tata McGraw Hill, 2nd

Ed.,2007.2. Electronic Devices and Circuits R.L. Boylestad and Louis Nashelsky, Pearson/Prentice Hall,9thEdition,2006.

REFERENCES :

1. Electronic Devices and Circuits T.F. Bogart Jr., J.S.Beasley and G.Rico, Pearson Education, 6th edition,2004.2. Principles of Electronic Circuits S.G.Burns and P.R.Bond, Galgotia Publications, 2nd Edn.., 1998.

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3. Microelectronics Millman and Grabel, Tata McGraw Hill, 1988.4. Electronic Devices and Circuits Dr. K. Lal Kishore, B.S. Publications, 2

ndEdition, 2005.

5. Electronic Devices and Circuits- Prof GS N Raju I K International Publishing House Pvt .Ltd 2006

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ELECTRICAL CIRCUITS

Objective :

This course introduces the basic concepts of circuit analysis which is the foundation for all subjects of theElectrical Engineering discipline. The emphasis of this course is laid on the basic analysis of circuits whichincludes Single phase circuits, magnetic circuits, theorems, transient analysis and network topology.

UNIT - I Introduction to Electrical Circuits

Circuit Concept - R-L-C parameters - Voltage and Current sources - Independent and dependent sources-Sourcetransformation - Voltage - Current relationship for passive elements ( the diff input signals, square , ramp, sawtooth, triangular )

UNIT - II

Kirchhoff's laws - network reduction techniques - series, parallel, series parallel, star-to-delta or delta-to-startransformation. Nodal analysis, mesh analysis, super node and super mesh for D-C excitation.

UNIT - III Single Phase A.C Circuits

R.M.S and Average values and form factor for different periodic wave forms, Steady state analysis of R, L and C(in series, parallel and series parallel combinations) with sinusoidal excitation - Concept of Reactance,Impedance, Susceptance and Admittance - Phase and Phase difference - concept of power factor, Real andReactive powers - J-notation, Complex and Polar forms of representation, Complex power

UNIT - IV Locus diagrams & Resonance

Locus diagrams - series R-L, R-C, R-L-C and parallel combination with variation of various parameters -Resonance - series, parallel circuits, concept of band width and Q factor.

UNIT - V Magnetic Circuits

Magnetic Circuits - Faraday's laws of electromagnetic induction - concept of self and mutual inductance - dotconvention - coefficient of coupling - composite magnetic circuit - Analysis of series and parallel magnetic circuits

UNIT - VI ;Network topology:

Definitions - Graph - Tree, Basic cutset and Basic Tieset matrices for planar networks - Loop and Nodal methodsof analysis of Networks with independent voltage and current sources - Duality & Dual networks.

UNIT - VII Network theorems (with D.C)

Tellegen's, Superposition, Reciprocity, Thevenin's, Norton's, Maximum Power Transfer, Millman's andCompensation theorems for d.c. excitations.

UNIT - VIII Network theorems (with A.C)

Tellegen's, Superposition, Reciprocity, Thevenin's, Norton's, Maximum Power Transfer, Millman's andCompensation theorems for A.c. excitations.

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TEXT BOOKS:

1. Engineering circuit analysis by William hayt and jack e kemmerly McGraw Hill ;

2. Circuits & networks by a.sudhakar and shyammohan s pillai TMH

3. Electric circuits by a chakravarthy dhanipat rai & sons

REFERENCE BOOKS:

1. Network analysis by m e an lakenberg

2. Linear circuit analysis (time domain phasor and laplace transform approaches) second ed. By Raymond adecarlo oxford press 2004

3. Network theory n c jagan & c lakshiminarayana 2006, BSP.

4. Electric circuit theory by k raeshwaran, PE 2004

5. Basic circuit analysis by d.r. Cunningham & j.a. stuller, jaico

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ELECTROMAGNETIC FIELDS

Objective :

The objective of this course is to introduce the concepts of electric field and magnetic fields and their applicationswhich will be utilized in the development of the theory for power transmission lines and electrical machines.

UNIT I Electrostatics :

Electrostatic Fields Coulombs Law Electric Field Intensity (EFI) EFI due to a line and a surface charge Work done in moving a point charge in an electrostatic field Electric Potential Properties of potential function

Potential gradient Guasss law Application of Guasss Law Maxwells first law, div ( D )=v

UNIT II Conductors and Dipole:

Laplaces and Poisons equations Solution of Laplaces equation in one variable. Electric dipole Dipolemoment potential and EFI due to an electric dipole Torque on an Electric dipole in an electric field Behaviorof conductors in an electric field Conductors and Insulators.

UNIT III Dielectric & Capacitance :

Electric field inside a dielectric material polarization Dielectric Conductor and Dielectric Dielectricboundary conditions, Capacitance Capacitance of parallel plate and spherical and co-axial capacitors withcomposite dielectrics Energy stored and energy density in a static electric field Current density conductionand Convection current densities Ohms law in point form Equation of continuity

UNIT IV Magneto Statics :

Static magnetic fields Biot-Savarts law Oesterds experiment - Magnetic field intensity (MFI) MFI due to astraight current carrying filament MFI due to circular, square and solenoid current Carrying wire Relationbetween magnetic flux, magnetic flux density and MFI Maxwells second Equation, div(B)=0.

UNIT V Amperes circuital law and its applications

Amperes circuital law and its applications viz. MFI due to an infinite sheet of current and a long current carryingfilament Point form of Amperes circuital law Maxwells third equation, Curl (H)=Jc, Field due to a circularloop, rectangular and square loops.

UNIT VI Force in Magnetic fields :

Magnetic force - Moving charges in a Magnetic field Lorentz force equation force on a current element in amagnetic field Force on a straight and a long current carrying conductor in a magnetic field Force betweentwo straight long and parallel current carrying conductors Magnetic dipole and dipole moment a differentialcurrent loop as a magnetic dipole Torque on a current loop placed in a magnetic field

UNIT VII Magnetic Potential :

Scalar Magnetic potential and its limitations vector magnetic potential and its properties vector magneticpotential due to simple configurations vector Poissons equations.

Self and Mutual inductance Neumanss formulae determination of self-inductance of a solenoid and toroidand mutual inductance between a straight long wire and a square loop wire in the same plane energy storedand density in a magnetic field. Introduction to permanent magnets, their characteristics and applications.

UNIT VIII Time Varying Fields :

Time varying fields Faradays laws of electromagnetic induction Its integral and point forms Maxwells fourth

equation, Curl (E)=-B/t Statically and Dynamically induced EMFs Simple problems -Modification ofMaxwells equations for time varying fields Displacement current Poynting Theorem and Poynting vector.

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TEXT BOOKS1. Engineering Electromagnetics by William H. Hayt & John. A. Buck Mc. Graw-Hill Companies, 7

th

Editon.2006.

2. Electro magnetic Fields by Sadiku, Oxford Publications

REFERENCE BOOKS :1. Introduction to Electro Dynamics by D J Griffiths, Prentice-Hall of India Pvt.Ltd, 2

ndediton

2. Electromagnetics by J P Tewari.

3. Electromagnetics by J. D Kraus Mc Graw-Hill Inc. 4th

edition 1992.

4. Electromagnetic fields, by S. Kamakshaiah, Right Publishers, 2007.

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ELECTRICAL MACHINES - IObjective :Electrical machines course is one of the important courses of the Electrical discipline. In this course the different

types of DC generators and motors which are widely used in industry are covered and their performance aspectswill be studied.

UNIT I Electromechanical Energy ConversionElectromechanical Energy conversion forces and torque in magnetic field systems energy balance energyand force in a singly excited magnetic field system, determination of magnetic force - co-energy multi excitedmagnetic field systems.

UNIT II D.C. Generators Construction & OperationD.C. Generators Principle of operation Action of commutator constructional features armature windings lap and wave windings simplex and multiplex windings use of laminated armature E. M.F Equation Problems

UNIT III Armature reaction in D.C. Generator

Armature reaction Cross magnetizing and de-magnetizing AT/pole compensating winding commutation reactance voltage methods of improving commutation.UNIT IV Types of D.C GeneratorsMethods of Excitation separately excited and self excited generators build-up of E.M.F - critical fieldresistance and critical speed - causes for failure to self excite and remedial measures.

UNIT V Load Characteristics of GeneratorsLoad characteristics of shunt, series and compound generators parallel operation of d.c series generators useof equalizer bar and cross connection of field windings load sharing.UNIT VI D.C. Motors

D.C Motors Principle of operation Back E.M.F. - Torque equation characteristics and application of shunt,series and compound motors Armature reaction and commutation.

UNIT VII Speed control of D.C. MotorsSpeed control of d.c. Motors: Armature voltage and field flux control methods. Ward-Leonard system.Principle of 3 point and 4 point starters protective devices.

UNIT VIII Testing of D.C. MachinesTesting of d.c. machines: Losses Constant & Variable losses calculation of efficiency condition formaximum efficiencyMethods of Testing direct, indirect and regenerative testing brake test Swinburnes test Hopkinsons test Fields test Retardation test separation of stray losses in a d.c. motor test.

TEXT BOOKS:

1. Electric Machinary A. E. Fritzgerald, C. Kingsley and S. Umans, Mc Graw-Hill Companies, 5th

editon2. Electrical Machines P.S. Bimbra., Khanna Publishers

REFERENCE BOOKS:1. Performance and Design of D.C Machines by Clayton & Hancock, BPB Publishers2. Electrical Machines -S.K. Battacharya,3. Electric Machines by I.J. Nagrath & D.P. Kothari, Tata Mc Graw Hill Publishers, 3

rdedition, 2004.

4. Electromechanics I (D.C. Machines) S. Kamakshaiah Hi-Tech Publishers.

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II Year B.Tech EEE I-Sem (R09) L T/P/D C- 3 2

FLUID MECHANICS AND HYDRAULIC MACHINES LAB

1. Impact of jets on Vanes

2. Performance Test on Pelton Wheel.

3. Performance Test on Francis Turbine

4. Performance Test on Kaplan Turbine

5. Performance Test on Single Stage Centrifugal Pump

6. Performance Test on Multi Stage Centrifugal Pump

7. Performance Test on Reciprocating Pump

8. Calibration of Venturimeter

9. Calibration of Orifice meter.

10. Determination of friction factor for a given pipe line.

11. Determination of loss of head due to sudden contraction in a pipeline.

12. Turbine flow meter.

Note: Any 10 of the above 12 experiments are to be conducted.

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ELECTRONIC DEVICES AND CIRCUITS LAB

PART A : (Only for viva voce Examination)

ELECTRONIC WORKSHOP PRACTICE ( in 6 lab sessions) :1. Identification, Specifications, Testing of R, L, C Components (Colour Codes), Potentiometers, Switches

(SPDT, DPDT, and DIP), Coils, Gang Condensers, Relays, Bread Boards.2. Identification, Specifications and Testing of Active Devices, Diodes, BJTs, Lowpower JFETs, MOSFETs,

Power Transistors, LEDs, LCDs, Optoelectronic Devices, SCR, UJT, DIACs, TRIACs, Linear and Digital ICs.3. Soldering practice Simple Circuits using active and passive components.4. Single layer and Multi layer PCBs (Identification and Utility).5. Study and operation of

Multimeters (Analog and Digital) Function Generator Regulated Power Supplies

1. Study and Operation of CRO.

PART B : (For Laboratory examination Minimum of 16 experiments)

1. PN Junction diode characteristics A. Forward bias B. Reverse bias.2. Zener diode characteristics3. Transistor CB characteristics (Input and Output)4. Transistor CE characteristics (Input and Output)5. Rectifier without filters (Full wave & Half wave)6. Rectifier with filters (Full wave & Half wave)7. FET characteristics8. Measurement of h parameters of transistor in CB, CE, CC configurations9. CE Amplifier10. CC Amplifier (Emitter Follower).11. Single stage R-C coupled Amplifier.12. FET amplifier (Common Source)13. Wien Bridge Oscillator14. RC Phase Shift Oscillator15. Feed back amplifier (Current Series).16. Feed back amplifier (Voltage Series).17. Hartley Oscillator.18. Colpitts Oscillator.19. SCR characteristics.

PART C:Equipment required for Laboratories:

1. Regulated Power supplies (RPS) - 0-30v2. CROs - 0-20M Hz.3. Function Generators - 0-1 M Hz.4. Multimeters5. Decade Resitance Boxes/Rheostats6. Decade Capacitance Boxes7. Micro Ammeters (Analog or Digital) - 0-20 A, 0-50A, 0-100A, 0-200A

8. Voltmeters (Analog or Digital) - 0-50V, 0-100V, 0-250V9. Electronic Components - Resistors, Capacitors, BJTs, LCDs, SCRs, UJTs,

FETs, LEDs,MOSFETs,diodes(ge&sitype),transistors(npn & pnp type)

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