Revised scheme for B.Tech. (Mechanical)

(for 2003 admission batch)

3^rd Semester B.Tech (Mechanical)

Code	Title of the course	L	T	P	Maximum Marks		Total Marks	Duration of Theory Examination
					Internal	External		(in Hours)
ME 201	Strength of Materials-I	3	1	-	40	60	100	3
ME-211	Strength of Materials Lab.	-	-	2	30	20	50
ME 203	Theory of Machines-I	3	1	-	40	60	100	3
ME 205	Engineering Materials & Metallurgy	3	-	-	40	60	100	3
ME-213	Engineering Materials and Metallurgy Lab.	-	-	2	30	20	50
ME 207	Machine Drawing	1	-	6	40	60	100	4
ME 209	Applied Thermodynamics - I	4	1	-	40	60	100	3
PE-209	Manufacturing Process – I	3	-	-	40	60	100	3
PE-217	Manufacturing Process – I Lab.	-	-	2	30	20	50
ME 215	Workshop Training*	-	-	-	90	60	150
	Advisory meeting			1
	Total	17	3	13			900

Total contact hours = 33

* Workshop Training will be imparted in the Institution at the end of second semester for 08 weeks duration (Six hours per day and six days a week). Industrial tour will also form part of this training.

4^th Semester B.Tech (Mechanical)

Code	Title of the course	L	T	P	Maximum Marks		Total Marks	Duration of Theory Examination
					Internal	External		(in Hours)
AM 200	Mathematics-III	3	-	-	40	60	100	3
ME 202	Strength of Materials – II	3	1	-	40	60	100	3
ME 204	Theory of Machines – II	3	1	-	40	60	100	3
ME-212	Theory of Machines Lab	-	-	2	30	20	50
ME 206	Fluid Mechanics –I	3	1	-	40	60	100	3
ME-214	Fluid Mechanics-I Lab	-	-	2	30	20	50
ME 208	Applied Thermodynamics - II	3	1	-	40	60	100	3
ME-216	Applied Thermodynamics Lab	-	-	2	30	20	50
ME 210	Manufacturing Process-II	3	-	-	40	60	100	3
ME-218	Manufacturing Process-II Lab	-	-	2	30	20	50
	General Fitness				100	-	100	-
	Advisory meeting			1
	Total	18	4	9			900

Total contact hours =31

NOTE:- There shall be industrial training of 0 6 weaks duration in reputed industries at the end of 4^th semester. The marks for this will be included in the 5^th semester.
5^th Semester B.Tech (Mechanical).

Code	Title of the course	L	T	P	Maximum Marks		Total Marks	Duration of Theory Examination
					Internal	External		(in Hours)
ME-301	Machine Design -I	3	1	-	40	60	100	4
ME-311	Machine Design Practice- I	-	-	2	30	20	50
ME-303	Heat Transfer	4	1	-	40	60	100	3
ME-313	Heat Transfer Lab.	-	-	2	30	20	50
ME-305	Automobile Engineering	3	-	-	40	60	100	3
ME-315	Automobile Engineering lab	-	-	2	30	20	50
ME-307	Mechanical Measurement and Metrology	3	-	-	40	60	100	3
ME-317	Mechanical Measurement and Metrology Lab.	-	-	2	30	20	50
ME-309	Numerical Methods in Engg	3	1	-	40	60	100	3
ME-319	Numerical Methods in Engg Lab	-	-	2	30	20	50
ME-321	Computer Aided Drafting	-	-	2	30	20	100
ME-323	**Industrial Training	-	-	-	120	80	200
	Advisory meeting			1
	Total	16	3	13			1000

Total Contact hours=32

** Industrial Training in reputed industries will be arranged for 06 weeks duration at the end of fourth semester.

6^th \7^th Semester B.Tech (Mechanical)++

Code	Title of the course	L	T	P	Maximum Marks		Total Marks	Duration of Theory Examination
					Internal	External		in Hours
ME-302	Machine Design-II	3	1	-	40	60	100	4
ME-310	Machine Design Practice-II	-	-	2	30	20	50
ME-304	Refrigeration & Air Conditioning	4	1	-	40	60	100	3
ME-312	Refrigeration & Air Conditioning Lab	-	-	2	30	20	50
ME-306	Fluid Machinery	3	1	-	40	60	100	3
ME-314	Fluid Machinery lab	-	-	2	30	20	50
PE-408	Industrial Automation and Robotics	3	-	-	40	60	100	3
PE-414	Industrial Automation and Robotics lab	-	-	2	30	20	50
CE-216	Environmental Science	3	1	-	40	60	100	3
-	Departmental Elective-I	3	1	-	40	60	100	3
-	Advisory meeting			1
-	General Fitness	-	-	-			100
	Total	18	6	9			900

Total Contact hours=33

++NOTE:- Those institutes who are offering subjects in 6^th semester should send their students for 6 months industrial training in the 7^th semester and the institutes who are offering subjects in 7^th semester should send their students for 6 months industrial training in the 6^th semester.

8^th Semester B.Tech (Mechanical)

Code	Title of the course	L	T	P	Maximum Marks		Total Marks	Duration of Theory Examination
					Internal	External		in Hours
ME-402	Industrial Safety & Environment	3	-	-	40	60	100	3
ME-404	CAD/CAM	3	1	-	40	60	100	3
ME-410	CAD /CAM Lab	-	-	2	30	20	50
ME-406	Operations Research	3	1	-	40	60	100	3
ME-408	Mechanical Vibrations	3	1	-	40	60	100	3
ME-412	Mechanical Vibrations Lab.	-	-	2	30	20	50
-	Open Elective	3	-	-	40	60	100	3
-	Department Elective- II	3	1	-	40	60	100	3
ME-414	Project	-	-	6	120	80	200
-	General Fitness	-	-	-	-	-	100
-	Advisory meeting			1
	Total	18	4	11			1000

Total contact hours=33

List of Elective Subjects:

Group-I

MEE -01T I.C Engines

MEE -02T Cryogenic Technology

MEE -03T Non Conventional Energy resources

MEE -04T Energy Conservation and Management

MEE -05T Fluid Mechanics-II

MEE -06T Solar Energy

MEE -07T Heat Exchanger Design

MEE -08T Air Conditioning System Design

MEE -09T Power Plant Engg.

MEE 10T Gas Dynamics

Group-II

PE-404 Non-Traditional Machining

PE-302 Industrial Engg

PE-304 Modeling and Simulation

MEE -01M Operations Management

MEE -02M Non -Destructive Testing

MEE -03M Total Quality Management

MEE -04M Maintenance and Reliability Engg

MEE -05M Material Management

MEE -06M Management Information System

MEO-01 Entrepreneurship

Group-III

PE-306 Product Design and Development

PE-406 Machine Tool Design

PEE-03 I Network Analysis

MEE -01D Experimental Stress Analysis

MEE -02D Finite Element Method

MEE -03D Industrial Tribology

MEE -04D Theory of plasticity

MEE -05D Mechatronics

Open Electives

MEO-01 Entrepreneurship

MEO-02 Project Management

MEO-03 Introduction to Economics and Management

MEO-04 Human Recourse management

ME-201 STRENGTH OF MATERIALS – I

Course Objectives

1. Understand the concept of simple stress and strain.

2. Understand different types of direct stresses and strains.

3. Understand stress- strain diagram. Hookes law, Poisson’s ratio. Young’s

Modulus of Elasticity.

4. Compute simple stresses and strains in bars of uniform and varying sections

subjected to axial loads.

5. Derive relationship between the Elastic Moduli.

6. Compute stresses and strains in compound bars subjected to axial loads and

temperature variations.

7. Compute combined stresses and strains at a point across any plane in a two

dimensional system.

8. Understand the concept of principal planes and principal stresses.

9. Apply graphical and analytical methods to compute principal stresses and strain

and locate principal planes.

10. Derive mathematically the Torsion Equation.

11. Apply the Torsion equation to compute torsional stresses in solid and hollow

shafts.

12. Compute principal stresses and maximum shear stresses in circular shafts

subjected to combined stresses.

13. Analyze stresses in close- coiled helical springs.

14. Analyze stresses in thin shells and spheres subjected to internal pressure.

15. Apply different formulae to analyze stresses in struts and columns subjected to

axial loads.

16. Compute bending moments and shear forces at different sections of determinate

beam structures subjected to different types of loading and sketch their

distribution graphically.

17. Derive mathematically the relationship between the rate of loading, shear force

and bending moment at any section of a beam.

18. Understand the theory of simple bending.

19. Apply the theory of simple bending to compute stresses in beams of

homogenous and composite sections of different shapes.

20. Derive relationship between moment slope and deflection.

21. Use the above relationship and other methods to calculate slope and deflection

in beams.

22. Compute stresses in determine trussed frames and roof trusses.

Detailed Contents

1. Simple stresses and strains : Concept of stress and strain; St. Vernants principle, stress and strain diagram, Hooke’s law, Young’s modulus, Poisson ratio, stress at a point, stress and strains in bars subjected to axial loading. Modulus of elasticity, stress produced in compound bars subject to axial loading.Temperature stress and strain calculations due to applications of axial loads and variation of temperature in single and compound bars. Compound stress and strains, the two dimensional system; stress at a point on a plane, principal stresses and principal planes; Mohr’s circle of stress; ellipse of stress and their applications. Generalized Hook's Law, principal stresses related to principal strains

2. Bending moment and shear force diagrams: S.F and B.M definitions. BM and SF diagrams for cantilevers, simply supported beams with or without overhangs and

calculation of maximum BM and SF and the point of contraflexure under the

following loads:

a) Concentrated loads

b) Uniformity distributed loads over the whole span or part of span

c) Combination of concentrated loads (two or three) and uniformly distributed loads

d) Uniformity varying loads

e) Application of moments

Relation between rate of loading, shear force and bending moment

3. Theory of bending stresses in beams due to bending:assumptions in the simple bending theory, derivation of formula: its application to beams of rectangular, circular and channel sections, composite / flitched beams.

4. Torsion : Derivation of torsion equation and its assumptions. Applications of the

equation to the hollow and solid circular shafts, torsional rigidity, combined torsion

and bending of circular shafts principal stress and maximum shear stresses under

combined loading of bending and torsion, analysis of close-coiled-helical springs.

5. Thin cylinders and spheres : Derivation of formulae and calculation of hoop stress, longitudinal stress in a cylinder, effects of joints, change in diameter, length and internal volume; principal stresses in sphere and change in diameter and internal volume

6. Columns and struts : Columns and failure of columns : Euler’s formuls; Rankine-

Gordon’s formula, Johnson’s empirical formula for axially loaded columns and their

applications.

7. Slope and deflection : Relationship between moment, slope and deflection, Moment area method; method of integration; Macaulay’s method: Use of all these methods to calculate slope and deflection for the following :

a) Cantilevers

b) Simply supported beams with or without overhang

c) Under concentrated loads, uniformly distributed loads or combination of

concentrated and uniformly distributed loads

Books

1. Strength of Materials by Ferdinand P Singer and Andrew Pytel,Harper and Row H.

Kogakusha Publishers, New York

2. Mechanics of Materials by SI Version, end edition by Ferdinand P. Beer and E

Russel Johnston (Jr); McGraw Hill, India

3. Mechanics of Materials-SI Version 2nd Edition by EP Popov, Prentice Hall India

4. Introduction to Solid Mechanics by D.H Shames, Prentice Hall Inc.

5. Elements of strength of Materials by Timoshenko and Young

6. Strength of Materials by DS Bedi; S Chand Publisher

7. Strength of materials by R.S Lehri and A.S. Lehri, S.K Kataria and Sons.

ME-211 STRENGTH OF MATERIALS Lab

1. To perform tensile test in ductile and brittle materials and to draw stress-strain

curve and to determine various mechanical properties.

2. To perform compression test on C.I. and to determine ultimate compressive

strength.

3. To perform shear test on different materials and determine ultimate shear

strength.

4. To perform any one hardness test (Rockwell, Brinell & Vicker’s test) and

determine hardness of materials.

5. To perform impact test to determine impact strength.

6. To perform torsion test and to determine various mechanical properties.

7. Study of performance of Fatigue & Creep tests

8. To perform bending test on beam (wooden or any other material) and to

determine the Young's modulus and Modulus of rupture

9. To perform Torsion test and close coiled helical spring in tension and compression

and to determine modulus of rigidity/stiffness

10. Determination of Bucking loads of long columns with different end conditions.

ME-203 THEORY OF MACHINES-I

Course Objectives

1. Understand the basic concepts of machines and mechanisms.

2. Understand/ compute the velocity and acceleration diagrams of all basic

mechanisms.

3. Draw velocity and acceleration diagrams of basic link mechanism.

4. Understand turning moment and crank effort diagram.

5. Understand the types of lower pairs.

6. Understand the types of cam & follower.

7. Understand the types of drives such as: belts, ropes and chains.

8. Derive the relationship between tension on tight and slack sides of belts and HP

transmitted by the belt.

9. Understand different types of brakes and dynamometers.

10. Applied different formulae to compute problems on brakes.

11. Understand the functions, types and characteristics of governors.

12. Apply the theory of governors to solve numerical problems.

Detailed Contents

1. Basic Concept of machines: link mechanism kinematic pair and chain, principles of inversion, inversion of a four bar chain, slider-crank-chain, double slider-crank-chain and their inversions, kinematic pairs, Graphical (relative velocity vector and

instantaneous center methods) and Analytical methods for finding: Displacement,

velocity, and acceleration of mechanisms (including Corliolis components).

2. Lower Pairs: Universal joint, calculation of maximum torque, steering mechanisms including Ackerman and Davis approximate steering mechanism, engine indicator, Pentograph, Straight line mechanisms

3. Belts, Ropes and Chains : Material, types of drives, idle pulley, intermediate or

counter shaft pulley, angle and right angle drive, quarter turn drive, velocity ratio,

crowning shaft pulley, loose and fast pulley, stepped or cone pulleys, ratio of tension

on tight and slack sided of belts, HP transmitted by belts including consideration of

creep and slip, centrifugal tensions and its effect on HP transmitted. Use of gravity,

idle, flat, V-belts and rope materials. Length of belt, rope and chain drives, type and

cone type.

4. Cams: Types of cams and follower, definitions of terms connected with cams,

displacement velocity and acceleration diagrams for cam followers. Analytical and

Graphical design of cam profiles with various motions (SHM, uniform acceleration

and retardation, cycloidal). Analysis of follower motion for circular convex, tangent

cam profiles. Calculation of pressure angle.

5. Friction Devices: Concepts of frictions and wear related to bearing and clutches.

Types of brakes, principle of function of brakes of various types. Braking of front

and rear tyres of a vehicle, Problems to determine braking capacity, Types of

dynamometers,(absorption, transmission).

6. Flywheels: Turning moment and crank effort diagrams for reciprocating machines

Fluctuations of speed, coefficient of fluctuation of speed and energy, Determination

of flywheel mass and dimensions for engines and Punching Machines

7. Governors : Function, types and characteristics of governors, Watt, Porter and

Proell governor. Hartnell and Willson-Hartnell, spring loaded governors. Simple

numerical problems on these governors. Sensitivity, stability, isochronisms and

hunting of governors. Governor effort and power controlling force curve, effect of

sleeve friction.

Books

1. Jagdish Lal, Theory of Mechanisms & Machines, Metropolitan Book Co. Pvt.

Ltd, New Delhi.

2. S. S. Rattan, Theory of Machines, Tata McGraw Hill, New Delhi

3. Thomas Beven, Theory of Machines, Longman’s Green & Co., London

4. W. G. Green, Theory of Machines, Blackie & Sons, London

5. Shigley , Theory of Machines, Mcgraw Hill , New York

ME-205 ENGINEERING MATERIALS & METALLURGY

Detailed Syllabus

1. Atomic structure of metals crystal structure, crystal lattice of (i) Body centered

cubic (ii) face centered cubic (iii) closed packed hexagonal, crystallographic

notation of atomic planes, polymorphism and allotropy, solidification of

crystallization (i) nuclear formation (crystal growth) (ii) crystal imperfection

Elementary treatment of theories of plastic deformation, phenomenon of slip

twinning, dislocation, identification of crystallographic possible slip planes and

direction in FCC, BCC, C.P., recovery, re-crystallization, preferred orientation

causes and effects on the property of metals.

2. Introduction to Engineering materials, their mechanical behaviour, testing and

manufacturing properties of materials, physical properties of materials,

classification of engineering materials.

3. General principles of phase transformation in alloys, phase rule and equilibrium

diagrams, Equilibrium diagrams of Binary system in which the componenets form

a mechanical mixture of crystals in the solid state and are completely mutually

soluble in both liquid state. Equilibrium diagrams of a systems whose

components have complete mutual solubility in the liquid state and limited

solubility in the solid state in which the solid state solubility deceases with

temperature. Equilibrium diagram of alloys whose components have complete

mutual solubility in the liquid state and limited solubility in solid state(Alloy with a

peritectic transformation) Equilibrium diagrams of a system whose components

are subject to allotropic change. Iron carbon equilibrium diagram. Phase

transformation in the iron carbon diagram (i) Formation of Austenite (ii)

Transformation of austenite into pearlite (iii) Martensite transformation in steel,

time temperature transformation curves.

4. Principles and applications of heat treatment processes viz. annealing,

normalizing hardening, tempering; harden ability & its measurement, surface

hardening processes. Defects in heat treatment and their remedies; effects

produced by alloying elements (Si, Mn. Ni. Cr. Mo. Wc. Al) on the structures and

properties of steel. Composition of alloy steels.

BOOKS

1. Engg. Physical Metallurgy Y. Lakhin, Mir Publishers

2. Heat treatment of metals B. Zakharv

3. Engineering Metallurgy V. Raghavan

ME-213 ENGINEERING MATERIALS & METALLURGY LAB

1. Study of different Engineering materials and their mechanical properties.

2. To study the microstructures of the following materials

i) Hypo Eutectoid & Hyper Eutectoid steels.

ii) Hypoeutectic cast iron and hyper eutectic cast iron.

iii) Grey and white cast iron

iv) Non – ferrous metals i.e. Al. Mg. Cu. Ni. Son. And their alloys.

3. Study of iron carbon diagram and its engineering applications.

4. Annealing of steel, effect of annealing temperatures and time on hardness.

5. Study of microstructure and hardness of steel at different rates of cooling.

6. Hardening of steel, effect of quenching minimum and agitation of the medium on

hardness.

7. Effect of carbon percentage on the hardness of steel.

8. Harden ability test by Jominy’s End quench test.

9. Normalizing tempering of steel components.

10. To study the case hardening processes i.e. carburizing, Nitriding, cyaninding etc.

11. To study and construct the T-T- T diagram for steels.

ME-207 MACHINE DRAWING

Course Objectives

1. Understand the principles and requirements of production drawings.

2. Understand the various symbols used in drawing.

3. Assemble and disassemble the following manually and using computer aided

drafting :-

a) Various types of couplings

b) Pipe fittings

c) Boiler mountings

d) Types of bearings

e) Few machine tool parts

f) Screw jack and drill press vice

4. Use bill of materials in each of the above drawings.

5. Record the surface finish of the parts and reason as well as interpretation of

drawing.

Detailed Contents

1. Principles of drawing, requirements of production drawing, , sectioning and

conventional representation, dimensioning, symbols of standard tolerances,

machining symbols

2. FASTENERS : Various types of screw threads, types of nuts and bolts, screwed

fasteners, welding joints and riveted joints

3. Assembly and Dis-assembly of the following manually and using computer aided

drafting.

a) Couplings: Solid or rigid Coupling, Protected type flange coupling, Pin type

flexible coupling, muff coupling, Oldham, universal coupling, claw coupling, cone

friction clutch, free hand sketch of single plate friction clutch.

b) Knuckle and cotter joints

c) Pipe and Pipe fittings: flanged joints, spigot an socket joint, union joint, hydraulic

an expansion joint

d) IC Engine Parts : Piston, connecting rod

e) Boiler Mountings : steam stop valve, feed check valve, safety valve, blow off

cock.

f) Bearings : swivel bearing, thrust bearing, plummer block, angular plumber block

g) Miscellaneous : Screw Jack, Drill Press Vice, Crane hook.

4. Drafting of simple mechanical components on computer.

NOTE : First angle projection to be used. Drawings should contain bill of materials and should

illustrate finish. The syllabus given above indicates the broad outlines and the scope of the subject to be covered. It is not necessary to cover all the drawing exercises of the types of machine tools mentioned above.

Books

1. Text-book of Machine Drawing by V Lakshmi Narayanan and Mathur

2. Machine Drawing by PS Gill, BD Kataria and Sons, Ludhiana

3. Machine Drawing by ND Bhatt, Charotar publications

4. Machine Drawing by N Sidheshwar, Tata McGraw Hill

ME-209 APPLIED THERMODYNAMICS-I

Course Objectives

1. Understand the types of steam generators, boiler mountings and accessories.

2. Compute boiler performance.

3. Understand the theory of Rankine cycle.

4. Apply the theory of Rankine cycle to solve numerical problems.

5. Understand various types of nozzles and their utility.

6. Derive the formulae for critical pressure and discharge and nozzle efficiency.

7. Apply the above formulae to solve simple numerical problems.

8. Understand the constructional details of impulse steam turbine.

9. Understand the theory of impulses turbine.

10. Compute impulse turbine performance using above theory.

11. Understand the working of rejection turbine.

12. Derive blade efficiency and calculate blade height.

13. Understand methods of attachment of blades to turbine rotor.

14. Understand the losses, labyrinth packing and governing of steam turbines.

15. Understand the functions, constructional details of various types of condensers.

16. Apply Dalton’s law to solve numerical problems.

17. Compute condenser performance parameters.

18. Understand effect of air leakage and its prevention in condensers.

19. Understand the use of compressed air and types of air compressors.

20. Study the operation of single and multi stage reciprocating compressors and

compute their performance parameters.

Detailed Contents

1. Properties of Steam and Steam Generators:

Pure substance constant pressure formation of steam, steam tables , constant

volume, constant pressure and isentropic processes, simple Rankine cycle. Steam

Generators Classification, Fire and water tube boilers; Description of Cochran,

Locomotive, Lancashire, Babcock and Wilcox boilers, Stirling Boiler, mountings and

accessories; Economiser, super heater etc. Modern high pressure boilers.

Characteristics of high pressure boilers, Advantages of forced circulation, steam

accumulators, boiler performance-equivalent evaporation, boiler efficiency.

2. Rankine Cycle:

Simple, methods of improving efficiency, Feed water heating (Bleeding), reheat

cycle, combined reheat regenerative cycle, Ideal working fluid – Binary vapour

cycle , combined power and heating cycles.

3. Nozzle:

Types and utility of nozzles, Flow of steam through nozzles, Critical pressure and

discharge, Area of throat and exit for maximum discharge, Effect of friction, Nozzle

efficiency, Supersaturated flow.

4. Impulse Steam Turbines:

General description, Pressure and velocity compounding, Velocity diagram and work

done, Effect of blade friction on velocity diagram, Stage efficiency and overall

efficiency, Reheat factor and condition curve.

5. Reaction Turbines:

Degree of reaction, velocity diagrams; Blade efficiency and its derivation; calculation

of blade height; back pressure and extraction turbines and congeneration; Economic

assesment.

Methods of attachment of blades to turbine rotor; losses in steam turbines;

Governing of steam turbines; Labyrinth packing.

6. Condensers:

Function Elements of condensing plant. Different types, Dalton’s law of partial

pressures applied to condenser problems; condenser and vacuum efficiencies.

Cooling water calculations.

Effect of air leakage, Methods to check and prevent air infiltration. Description of air

pump and calculation of its capacity.

7. Reciprocating Air Compressors

Use of compressed air in industry. Classification of air compressors, Operation of

single stage reciprocating compressors, Work input and the best value of index of

compression, Isothermal and polytropic efficiency.

Books

1. Heat Engineering by Dr Vasandani and Dr Kumar; Metropolitan Book Co. Pvt.

Ltd., Delhi

2. Thermal Engineering by PL Ballaney; Khanna Publishers, Delhi

3. Engineering Thermodynamics: Work and Hest Transfer By Rogers and Mayhew;

ELBS Publications

4. Thermodynamics and Heat Engines Vol. I and II by R Yadav; Central Publishers,

Allahabad

5. Steam Turbine Theory and Pratice by WAJ Keartan, ELBS Series

6. Applied Thermodynamics by TD Eastop & A Mc Conkey, ELBS Publications

PE-209 MANUFACTURING PROCESS –I

CASTING PROCESSES

Introduction to metal casting types of patterns, their materials and allowances.

Moulding materials: Moulding sand compositions and moulding sand properties, sand

testing types of moulds, moulding machines cores core sands, types of cores, core

banking elements of gating system, and risers and their design. Cupola and its

operation charge calculations types of furnaces,

Casting processes: sand casting, shell mould casting investment casting, permanent

mould casting, full mould casting, vacuum casting. Die casting. Centrifugal casting,

continuous casting.

Casting defects, their causes and remedies.

Metallurgical considerations in casting, Solidification of metals and alloys, directional

solidification, segregation, nucleation and grain growth, critical size of nucleus, casting

of copper alloys.

Cleaning and finishing of castings, Testing and Inspecting of castings.

WELDING

Welding introduction and classification of welding, processes, welding terminology,

general principles, welding positions, filler metals.

Gas welding and gas cutting, principle, oxyacetylene welding equipment oxyhydrogen

welding. Flame cutting.

Electric are welding. Principle, equipment, types- MIG, TIG submerged arc and others.

Welding electrodes, classification and selection of electrodes, welding arc and its

characteristics, arc stability, arc blow. Thermal effects on weldment. Heat affected zone

grain size and its control.

Resistance welding- principle and their types i.e. spot, seam, projection, upset and flash

Thermit welding, electro slag welding, friction welding, plasma are welding electron

beam welding, atomic hydrogen hydrogen welding. Basic considerations in joint design,

Welding defects, their cases and remedies.

Brazing, braze welding and soldering.

Books

1. Heine, R.W. C.R. Loper and P.C. Rosenthal, Principles of metal casting Mc

Graw Hill New York- 1967

2. Welding Technology by R.S. Parmar, Khanna Publishers.

PE-217 MANUFACTURING PROCESS – I Lab

CASTING PRACTICALS

1. To study ingredients of molding sand and core sand.

2. To determine clay content in a moulding sand sample.

3. To determine moisture content in a moulding sample.

4. To find shatter index of moulding sand sample.

5. To conduct hardness test for mould and core.

6. To test tensile, compressive, transverse strength of moulding sand in dry

condition.

7. Determination of permeability of a moulding sand sample.

8. Measurement of grain finances number.

9. To study various features of cupola furnace and its charges calculations.

10. Prepare a green sand mould for any stable engg. component.

WELDING PRACTICALS

1. Specimen preparation and making of lap joint, Butt, T- joints with oxy- acetylene

gas welding.

2. Making of lap, Butt, T- joints etc. with electric arc welding.

3. Study of MIG welding equipment and making a weld joint in this process.

4. Study of TIG welding equipment and making a weld joint in this process.

5. Study of different process parameters in Friction welding and preparing a weld

joint by this process.

6. To study various welding equipments namely generators welding torch etc.

7. To study the resistance welding processes and prepare welded joint.

4^th Semester

AM-201 MATHEMATICS-III

Detailed Contents

1. Fourier Series Periodic functions, Euler's formula. Even and odd functions, half

range expansions, Fourier series of different wave forms.

2. Laplace Transforms Laplace transforms of various standard functions, properties of Laplace transforms, inverse Laplace transforms, transform of derivatives and integrals, Laplace transform of unit step function, impulse function, periodic functions, applications

to solution of ordinary linear differential equations with constant coefficients, and

simultaneous differential equations.

3. Special Functions Power series solution of differential equations, Frobenius method, Legendre's equation, Legendre polynomial, Bessel's equation, Bessel functions of the first and second kind. Recurrence relations, equations reducible to Bessel's equation, Error function and its properties.

4. Partial Differential Equations Formation of partial differential equations, Linear

partial differential equations, homogeneous partial differential equations with constant coefficients Applications: Wave equation and Heat conduction equation in one dimension. Two dimensional Laplace equation, solution by the method of separation of variables. Laplacian in polar coordinates.

5. Functions of Complex Variable Limits, continuity, derivative of complex functions,

analytic function, Cauchy-Riemann equation, conjugate functions, harmonic functions; Conformal Mapping: Mapping of a complex function, conformal mapping, standard transforms, mapping of standard elementary transformations, complex potential, applications to fluid flow problems; Complex Integration : Line integrals in the complex plane, Cauchy's theorem, Cauchy's integral formula and derivatives of analytic function. Taylor's and Laurent's expansions, singular points, poles, residue, complex integration using the method of residues, evaluation of real integrals by contour integration.

Books

1. Advanced Engineering Mathematics by Kreyszing Erwin ; Wiley Eastern, New

Delhi

2. Higher Engineering Mathematics by BS Grewal : Khanna Publishers, New Delhi.

3. Numerical Solutions of Differential Equations by NK Jain ; Prentice Hall, Delhi.

4. Differential Equations by Sharma and Gupta ; Krishna Prakashan Media (P) Ltd.,

Meerut.

ME-202 STRENGTH OF MATERIALS-II

Course Objectives

1. Understand the concepts of strain energy.

2. Understand resilience stress developed due to suddenly applied loads.

3. Understand Castigliano’s & Maxwell theorems.

4. Understand the various theories of failure.

5. Derive equations and graphically represent each of the above.

6. Apply theories of failure to problems in 2D stress systems.

7. Derive the general formula for distribution of shear stress in beams.

8. Apply the above formula to various cross sections of beams.

9. Calculate deflection and reaction of indeterminate beams subjected to various

kinds of loads.

10. Draw SF and BM diagrams for each of the above.

11. Derive mathematically Lame’s equation.

12. Compute various type of stresses and strain developed due to internal pressure

in types of cylinders.

13. Compute stresses in cranks, rings of various section and chain links.

14. Solve simple numerical problems on the above.

Detailed Contents

1. Strain energy, energy of dilation and distortion, resilience stress due to suddenly

applied loads, Castigliano’s theorem, Maxwell’s theorem of reciprocal deflection.

2. Theories of Failure : Maximum principal stress theory, maximum shear stress

theory, Total strain energy theory, shear strain energy theory,

graphical representation and derivation of equation for each and their application

to problems relating to two dimensional stress systems only.

3. Leaf spring, deflection and bending stresses; open coiled helical springs;

derivation of formula and application for deflection and rotation of free end

under the action of axial load and/or axial couple; flat spiral springs –

derivation of formula for strain energy, maximum stress and rotation.

4. Thick Cylinders : Derivation of Lame’s equations, calculation of radial longitudinal

and hoop stresses and strains due to internal pressure in thick cylinders,

compound cylinders, hub shrunk on solid shafts.

5. Bending of curved beams : Calculation of stresses in crane or chain hooks, rings

of circular section and trapezoidal section and chain links with straight sided;

6. Shear stress distribution in rectangular, circular,I,T and channel section and the

compression with bending stresses, Importance of shear centre.

7. Rotational stresses in discs and rims of uniform thickness; discs of uniform

strength

Books