March 14, 2010

ANNA UNIVERSITY CHENNAI:: CHENNAI 600 025 CURRICULUM 2004 B.E. MECHANICAL ENGINEERING SEMESTER - IV/04 SYLLABUS


ANNA UNIVERSITY CHENNAI:: CHENNAI 600 025
CURRICULUM 2004
B.E. MECHANICAL ENGINEERING SEMESTER - IV

SEMESTER - IV/ 04
(Applicable to the students admitted from the Academic year 2006 – 2007 onwards)

MA1253 PROBABILITY AND STATISTICS 3 1 0 100
(Common to Mechanical, Production and Automobile)

OBJECTIVES
At the end of the course, the students would
•Acquire skills in handling situations involving more than one random variable and functions of random variables.
•Be introduced to the notion of sampling distributions and have acquired knowledge of statistical techniques useful in making rational decision in management problems.
•Be exposed to statistical methods designed to contribute to the process of making scientific judgments in the face of uncertainty and variation.

1. PROBABILITY AND RANDOM VARIABLE 9
Axioms of probability - Conditional probability - Total probability - Bayes theorem - Random variable - Probability mass function - Probability density functions - Properties- Moments - Moment generating functions and their properties.

2. STANDARD DISTRIBUTIONS 9
Binomial, Poisson, Geometric, Negative Binomial, Uniform, Exponential, Gamma, Weibull and Normal distributions and their properties - Functions of a random variable.

3. TWO DIMENSIONAL RANDOM VARIABLES 9
Joint distributions - Marginal and conditional distributions – Covariance - Correlation and Regression - Transformation of random variables - Central limit theorem.

4. TESTING OF HYPOTHESIS 9
Sampling distributions – Testing of hypothesis for mean, variance, proportions and differences using Normal, t, Chi-square and F distributions - Tests for independence of attributes and Goodness of fit.

5. DESIGN OF EXPERIMENTS 9
Analysis of variance – One way classification – CRD - Two – way classification – RBD - Latin square.

TUTORIALS 15
Note : Use of approved statistical table permitted in the examination.

TOTAL : 60
TEXT BOOKS
1. Ross. S., “A first Course in Probability”, Fifth Edition, Pearson Education, Delhi 2002. (Chapters 2 to 8)
2. Johnson. R. A., “Miller & Freund’s Probability and Statistics for Engineers”, Sixth Edition, Pearson Education, Delhi, 2000. (Chapters 7, 8, 9, 12)

REFERENCES
1. Walpole, R. E., Myers, R. H. Myers R. S. L. and Ye. K, “Probability and Statistics for Engineers and Scientists”, Seventh Edition, Pearsons Education, Delhi, 2002.
2. Lipschutz. S and Schiller. J, “Schaum’s outlines - Introduction to Probability and Statistics”, McGraw-Hill, New Delhi, 1998.
3. Gupta, S.C, and Kapur, J.N., “Fundamentals of Mathematical Statistics”, Sultan Chand, Ninth Edition , New Delhi ,1996.

ME1251 THERMAL ENGINEERING 3 1 0 100

OBJECTIVE
•To integrate the concepts, laws and methodologies from the first course in thermodynamics into the analysis of cyclic process.
•To apply the thermodynamic concepts into various thermal application like IC engines Steam turbines, Compressors and Refrigeration and Air conditioning Systems.

1. GAS POWER CYCLES 9
Otto, Diesel, Dual, Brayton cycles, Calculation of mean effective pressure and air standard efficiency, Actual and theoretical PV diagram of Four stroke engines, Actual and theoretical PV diagram of two stroke engines.

2. INTERNAL COMBUSTION ENGINES 9
Classification of IC engine, IC engine components and functions. Valve timing diagram and port timing diagram. Comparison of two stroke and four stroke engines. Fuel supply systems, Ignition Systems, Performance calculation. Comparison of petrol & diesel engine. Fuels, Air-fuel ratio calculation, Knocking and Detonation. Lubrication system and cooling system. Exhaust gas analysis, pollution control norms.

3. STEAM NOZZLES AND TURBINES 9
Flow of steam through nozzles, shapes of nozzles, effect of friction, critical pressure ratio, supersaturated flow. Impulse and reaction principles, compounding, velocity diagrams for simple and multistage turbines, speed regulations-governors and nozzle governors.

4. AIR COMPRESSOR 9
Classification and working principle, work of compression with and without clearance. Volumetric efficiency, Isothermal efficiency and isentropic efficiency of reciprocating air compressors. Multistage air compressor and inter cooling – work of multistage air compressor, various types of compressors (Descriptive treatment only).

5. REFRIGERATION AND AIR-CONDITIONING 9
Vapour compression Refrigeration cycle – super heat, sub cooling, performance calculations. Working principle of vapour absorption system. Ammonia – water, Lithium bromide – water systems (Description only), Comparison between vapour compression and absorption systems. Psychrometry, Psychometric chart, Cooling load calculations. Concept of RSHF, GSHF, ESHF, Air conditioning systems.

TUTORIALS 15

TOTAL : 60
(Use of standard thermodynamic tables, Mollier diagram, Psychometric chart and Refrigerant property tables are permitted in the examination)

TEXT BOOKS
1. Rajput, “Thermal Engineering”, S. Chand publishers, 2000.
2. Rudramoorthy R, “Thermal Engineering”, Tata McGraw-Hill, New Delhi, 2003.

REFERENCES
1.Kothandaraman.C.P., Domkundwar.S. and A.V.Domkundwar., “A course in Thermal Engineering”, Dhanpat Rai & Sons, Fifth edition, 2002
2.Holman. J.P., “Thermodynamics”, McGraw-Hill, 1985.
3.Rogers, Meyhew, “Engineering Thermodynamics”, ELBS, 1992.
4.Arora.C.P., “Refrigeration and Air conditioning”, TMH, 1994.
5.Sarkar B.K, “ Thermal Engineering”, Tata McGraw-Hill, 1998.

CE1262 STRENGTH OF MATERIALS 3 1 0 100
(Common to Mechanical, Production, Mechatronics, Automobile and Metallurgy)

OBJECTIVES
•To gain knowledge of simple stresses, strains and deformation in components due to external loads.
•To assess stresses and deformations through mathematical models of beams, twisting bars or combinations of both.
•Effect of component dimensions and shape on stresses and deformations are to be understood.
•The study would provide knowledge for use in the design courses

1.STRESS, STRAIN AND DEFORMATION OF SOLIDS 9
Rigid and Deformable bodies – Strength, Stiffness and Stability – Stresses; Tensile, Compressive and Shear – Deformation of simple and compound bars under axial load – Thermal stress – Elastic constants – Strain energy and unit strain energy – Strain energy in uniaxial loads.

2.BEAMS - LOADS AND STRESSES 9
Types of beams: Supports and Loads – Shear force and Bending Moment in beams – Cantilever, Simply supported and Overhanging beams – Stresses in beams – Theory of simple bending – Stress variation along the length and in the beam section – Effect of shape of beam section on stress induced – Shear stresses in beams – Shear flow.

3.TORSION 9
Analysis of torsion of circular bars – Shear stress distribution – Bars of Solid and hollow circular section – Stepped shaft – Twist and torsion stiffness – Compound shafts – Fixed and simply supported shafts – Application to close-coiled helical springs – Maximum shear stress in spring section including Wahl Factor – Deflection of helical coil springs under axial loads – Design of helical coil springs – stresses in helical coil springs under torsion loads

4.BEAM DEFLECTION 9
Elastic curve of Neutral axis of the beam under normal loads – Evaluation of beam deflection and slope : Double integration method, Macaulay Method, and Moment-area Method –Columns – End conditions – Equivalent length of a column – Euler equation – Slenderness ratio – Rankine formula for columns

5.ANALYSIS OF STRESSES IN TWO DIMENSIONS 9
Biaxial state of stresses – Thin cylindrical and spherical shells – Deformation in thin cylindrical and spherical shells – Biaxial stresses at a point – Stresses on inclined plane – Principal planes and stresses – Mohr’s circle for biaxial stresses – Maximum shear stress - Strain energy in bending and torsion.

TUTORIALS 15

TOTAL : 60
TEXT BOOKS
1.Popov E.P, “Engineering Mechanics of Solids”, Prentice-Hall of India, New Delhi, 1997.
2.Beer F. P. and Johnston R, “Mechanics of Materials”, McGraw-Hill Book Co, Third Edition, 2002.

REFERENCES
1.Nash W.A, “Theory and problems in Strength of Materials”, Schaum Outline Series, McGraw-Hill Book Co, New York, 1995
2.Kazimi S.M.A, “Solid Mechanics”, Tata McGraw-Hill Publishing Co, New Delhi, 1981
3.Ryder G.H, “Strength of Materials”, Macmillan India Ltd., Third Edition, 2002
Ray Hulse, Keith Sherwin & Jack Cain, “Solid Mechanics”, Palgrave ANE Books, 2004.
Singh D.K “Mechanics of Solids” Pearson Education 2002.
6. Timoshenko S.P, “Elements of Strength of Materials”, Tata McGraw-Hill, New Delhi 1997.

ME1252 KINEMATICS OF MACHINERY 3 1 0 100
(Common to Mechanical and Mechatronics-III Semester)

OBJECTIVES
•To understand the layout of linkages in the assembly of a system/machine.
•To study the principles involved in assessing the displacement, velocity and acceleration at any point in a link of a mechanism
•To analyse the motion resulting from a specified set of linkages in a mechanism.

1.BASICS OF MECHANISMS 7
Terminology and Definitions-Degree of Freedom Mobility-Kutzbach criterion-Grashoff's law-Kinematic Inversions of 4-bar chain and slider crank chains-Mechanical Advantage-Transmission angle-Description of common Mechanisms-Single, double and offset slider mechanisms - Quick return mechanisms - Ratchets and escapements - Indexing Mechanisms - Rocking Mechanisms - Straight line generators-Design of Crank-rocker Mechanisms.

2.KINEMATICS 12
Displacement, velocity and acceleration - analysis in simple mechanisms - Graphical Method velocity and acceleration polygons - Kinematic analysis by Complex Algebra methods-Vector Approach, Computer applications in the kinematic analysis of simple mechanisms-Coincident points- Coriolis Acceleration.

3.KINEMATICS OF CAM 8
Classifications - Displacement diagrams-parabolic, Simple harmonic and Cycloidal motions - Layout of plate cam profiles - Derivatives of Follower motion - High speed cams - circular arc and tangent cams - Standard cam motion - Pressure angle and undercutting.

4.GEARS 10
Spur gear Terminology and definitions-Fundamental Law of toothed gearing and involute gearing-Inter changeable gears-gear tooth action – Terminology - Interference and undercutting-Non standard gear teeth- Helical, Bevel, Worm, Rack and Pinion gears (Basics only)-Gear trains-Parallel axis gear trains-Epicyclic gear trains-Differentials

5.FRICTION 8
Surface contacts-Sliding and Rolling friction - Friction drives – Friction in screw threads - Friction clutches - Belt and rope drives, Friction aspects in Brakes – Friction in vehicle propulsion and braking

TUTORIALS 15
TOTAL : 60
TEXT BOOKS
1.Rattan S.S, “Theory of Machines”, Tata McGraw-Hill Publishing Company Ltd., New Delhi, 1998.
2. Shigley J.E and.Uicker J.J, “Theory of Machines and Mechanisms”, McGraw-Hill, Inc. 1995.

REFERENCES
1. Thomas Bevan, “Theory of Machines”, CBS Publishers and Distributors, 1984.
2. Ghosh A and A.K.Mallick, “Theory of Mechanisms and Machines”, Affiliated East-West Pvt. Ltd., New Delhi, 1988.
3. Rao J.S and Dukkipati R.V, “Mechanism and Machine Theory”, Wiley-Eastern Ltd., New Delhi, 1992.
4. John Hannah and Stephens R.C, “Mechanics of Machines”, Viva Low-Prices Student Edition, 1999

STANDARDS
1.IS 2458 : 2001, Vocabulary of Gear Terms – Definitions Related to Geometry
2.IS 3756 : 2002, Method of Gear correction – Addendum modification for External Cylindrical Gears with Parallel Axes.
3.IS 5267 : 2002 Vocabulary of Gear Terms – Definitions Related to Worm Gear Geometry.
4.IS 12328 : Part 1: 1988 Bevel Gear Systems Part – 1 Straight Bevel Gears.
5.IS 12328 : Part 2: 1988 Bevel Gear Systems Part – 2 Spiral Bevel Gears.

MH1151 ENGINEERING MATERIALS AND METALLURGY 3 0 0 100
(Common to 4th semester Mechanical, Production, Automobile and 2nd semester Mechatronics)

OBJECTIVE
To Impart knowledge on the structure, properties, treatment, testing and applications of metals and non-metallic materials so as to identify and select suitable materials for various engineering applications.

Review (Not for Exam):
Crystal structure – BCC, FCC and HCP structure – unit cell – crystallographic planes and directions, miller indices – crystal imperfections, point, line, planar and volume defects – Grain size, ASTM grain size number.

1.CONSTITUTION OF ALLOYS AND PHASE DIAGRAMS 10
Constitution of alloys – Solid solutions, substitutional and interstitial – phase diagrams, Isomorphous, eutectic, peritectic, eutectoid and peritectroid reactions, Iron – Iron carbide equilibrium diagram. Classification of steel and cast Iron microstructure, properties and application.

2.HEAT TREATMENT 11
Definition – Full annealing, stress relief, recrystallisation and spheroidizing –normalising, hardening and Tempering of steel. Isothermal transformation diagrams – cooling curves superimposed on I.T. diagram CCR - Hardenability, Jominy end quench test – Austempering, martempering – case hardening, carburising, nitriding, cyaniding, carbonitriding – Flame and Induction hardening.

3.FERROUS AND NON FERROUS METALS 9
Effect of alloying additions on steel (Mn, Si, Cr, Mo, V Ti & W) - stainless and tool steels – HSLA - maraging steels – Gray, White malleable, spheroidal - Graphite - alloy castirons

Copper and Copper alloys – Brass, Bronze and Cupronickel – Aluminum and Al-Cu – precipitation strengthening treatment – Bearing alloys.

4.NON-METALLIC MATERIALS 9
Polymers – types of polymer, commodity and engineering polymers – Properties and applications of PE, PP, PS, PVC, PMMA, PET, PC, PA, ABS, PI, PAI, PPO, PPS, PEEK, PTFE Polymers – Urea and Phenol Formaldehydes – Engineering Ceramics – Properties and applications of Al2O3, SiC, SiC, Si3, N4, PSZ and Sialon – Fibre and particulate reinforced composites.

5.MECHANICAL PROPERTIES AND TESTING 6
Mechanism of plastic deformation, slip and twinning – Types of fracture – Testing of materials under tension, compression and shear loads – Hardness tests (Brinell, Vickers and Rockwell) Impact test Izod and charpy, fatigue and creep test.

TOTAL : 45
TEXT BOOK
Kenneth G.Budinski and Michael K.Budinski “Engineering Materials” Prentice-Hall of India Private Limited, 4th Indian Reprint 2002.

REFERENCES
William D Callsber “Material Science and Engineering”, John Wiley and Sons 1997.
Raghavan.V “Materials Science and Engineering”, Prentice Hall of India Pvt., Ltd., 1999.
Sydney H.Avner “Introduction to Physical Metallurgy” McGraw Hill Book Company, 1994.

EC1264 ELECTRONICS AND MICROPROCESSORS 3 0 0 100
(Common to Mechanical, Production, and Automobile)

OBJECTIVE
To enable the students to understand the fundamental concepts of Semi Conductors, Transistors, Rectifiers, Digital Electronics and 8085 Microprocessors

1. SEMICONDUCTORS AND RECTIFIERS 9
Classification of solids based on energy band theory-Intrinsic semiconductors-Extrinsic semiconductors-P type and N type-PN junction-Zenor effect-Zenor diode characteristics-Half wave and full wave rectifiers -Voltage regulation.

2.TRANSISTORS AND AMPLIFIERS 12
Bipolar junction transistor- CB, CE, CC configuration and characteristics-Biasing circuits-Class A, B and C amplifiers- Field effect transistor-Configuration and characteristic of FET amplifier-SCR, Diac, Triac, UJT-Characteristics and simple applications-Switching transistors-Concept of feedback-Negative feedback-Application in temperature and motor speed control.

3.DIGITAL ELECTRONICS 9
Binary number system - AND, OR, NOT, NAND, NOR circuits-Boolean algebra-Exclusive OR gate - Flip flops-Half and full adders-Registers-Counters-A/D and D/A conversion.

4.8085 MICROPROCESSOR 9
Block diagram of microcomputer-Architecture of 8085-Pin configuration-Instruction set-Addressing modes-Simple programs using arithmetic and logical operations.

5.INTERFACING AND APPLICATIONS OF MICROPROCESSOR 6
Basic interfacing concepts - Interfacing of Input and Output devices-Applications of microprocessor Temperature control, Stepper motor control, traffic light control.

TOTAL : 45
TEXT BOOKS
1. Milman and Halkias, “Integrated Electronics”, Tata McGraw-Hill publishers, 1995.
2. Ramesh Goankar, “Microprocessor Architecture”, Programming and Applications with 8085, Wiley Eastern, 1998.

REFERENCES
1. Malvino and Leach, “Digital Principles and Applications”, Tata McGraw-Hill, 1996
2. Mehta V.K, “Principles of Electronics”, S. Chand and Company Ltd, 1994
3. Dougles V.Hall, “Microprocessor and Interfacing”, Programming and Hardware, Tata McGraw-Hill, 1999.
4.Salivahanan S, Suresh Kumar N, Vallavaraj A, “Electronic Devices and Circuits” First Edition, Tata McGraw-Hill, 1999.

CE1263 STRENGTH OF MATERIALS LAB 0 0 3 100
(Common to Mechanical, Production and Metallurgy)
LIST OF EXPERIMENTS
1. Tension test on a mild steel rod
2. Double shear test on Mild steel and Aluminium rods
3. Torsion test on mild steel rod
4. Impact test on metal specimen
5. Hardness test on metals - Brinnell and Rockwell Hardness Number
6. Deflection test on beams
7. Compression test on helical springs
8. Strain Measurement using Rosette strain gauge
9. Effect of hardening- Improvement in hardness and impact resistance of steels.
10. Tempering- Improvement Mechanical properties Comparison
(i) Unhardened specimen
(ii) Quenched Specimen and
(iii) Quenched and tempered specimen.
11. Microscopic Examination of
Hardened samples and
(ii) Hardened and tempered samples.

TOTAL : 45
LIST OF EQUIPMENT
(for a batch of 30 students)
Universal Tensile Testing machine with double
shear attachment – 40 Ton Capacity 1
Torsion Testing Machine (60 NM Capacity) 1
Impact Testing Machine (300 J Capacity) 1
Brinell Hardness Testing Machine 1
Rockwell Hardness Testing Machine 1
Spring Testing Machine for tensile and compressive loads (2500 N) 1
Metallurgical Microscopes 3
Muffle Furnace (800 C) 1

EC1265 ELECTRONICS AND MICROPROCESSORS LAB 0 0 3 100
(Common to Mechanical, Production and Automobile)
LIST OF EXPERIMENTS
ELECTRONICS 30
VI Characteristics of PN Junction Diode
VI Characteristics of Zener Diode
Characteristics of CE Transistor
Characteristics of JFET
Characteristics of Uni Junction Transistor
RC or Wein Bridge Oscillator
Study of Logic Gates (Basic Gates)
Half Adder and Full Adder
Shift Registers and Counters
Operational Amplifier (Adder, Subtractor, Differentiator, Integrator, Inverting and Non - Inverting

MICROPROCESSOR 15
Block Transfer
8 bit Addition, Subtraction
Multiplication and Division
Maximum and Minimum of block of data
Sorting
Stepper Motor Interfacing
TOTAL : 45

LIST OF EQUIPMENT
(for a batch of 30 students)
Voltmeters 5 No.
Ammeters 5 No.
PN Diode, BJT, JFET, Logic Gates, Shift Registers and Counters 1 set.
Digital Logic Trainer Kits 1 No.
Breadboards 1 No.
Microprocessor Kits – 8085 5 No.
D/A Converter Interface 1 No.
Stepper Motor Interface 1 No.
CRO 1 No.
Wavefarm Generator 1 No.
Multimeter 1 No.

ME1254 THERMAL ENGINEERING LABORATORY- I 0 0 3 100

LIST OF EXPERIMENTS
I.C ENGINE LAB AND FUELS LAB 30
Valve Timing and Port Timing Diagrams.
Performance Test on 4-stroke Diesel Engine.
Heat Balance Test on 4-stroke Diesel Engine.
Morse Test on Multicylinder Petrol Engine.
Retardation Test to find Frictional Power of a Diesel Engine.
Determination of Viscosity – Red Wood Viscometer.
Determination of Flash Point and Fire Point.

STEAM LAB 15
Study of Steam Generators and Turbines.
Performance and Energy Balance Test on a Steam Generator.
Performance and Energy Balance Test on Steam Turbine.
TOTAL : 45
LIST OF EQUIPMENT
(for a batch of 30 students)
I.C Engine – 2 stroke and 4 stroke model 1 set
Red Wood Viscometer 1 No.
Apparatus for Flash and Fire Point 1 No.
4-stroke Diesel Engine with mechanical loading. 1 No.
4-stroke Diesel Engine with hydraulic loading. 1 No.
4-stroke Diesel Engine with electrical loading. 1 No.
Multi-cylinder Petrol Engine 1 No.
Single cylinder Petrol Engine 1 No.
Data Acquisition system with any one of the above engines 1 No.
Steam Boiler with turbine setup 1 No.

GE1251 TECHNICAL SEMINAR 0 0 3 0
(Common to all Branches)
OBJECTIVE
During the seminar session each student is expected to prepare and present a topic on engineering / technology, for a duration of about 8 to 10 minutes. In a session of three periods per week, 15 students are expected to present the seminar. A faculty guide is to be allotted and he / she will guide and monitor the progress of the student and maintain attendance also.

Students are encouraged to use various teaching aids such as over head projectors, power point presentation and demonstrative models. This will enable them to gain confidence in facing the placement interviews.


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