B.TECH. (FOURTH SEMESTER) MECHANICAL ENGINEERING
ME-202 E
PRODUCTION TECHNOLOGY
L T
P
Sessional
: 50 Marks
3
1 -
Theory
: 100 Marks
Total
: 150 Marks
Duration
of Exam : 3 Hrs
UNIT
I
Kinematics
of Machine Tools.
Drives
in machine tools for rotation movement, stepped and step less drives,
mechanical and hydraulic drives, Individual and group drives, selection of
extreme values of spindle speed on a lathe, principle of stepped regulation,
Layout of spindle speeds. A.P., G.P. and Logarithmic progressions, Kinematics
advantage of G. P. for gear box design, selection of common ratio, Number of
steps in a given speed range, design of all geared head stock.
UNIT
II
Manufacturing
Methods
Characteristics
of turret Lathes, turret-indexing mechanism, tooling equipment for turrets,
tool Layout or turrets. Classification of gear production methods, gear
generation, gear hobbling gear shaping, gear finishing methods; shaving,
burnishing grinding, Lapping gear shaping, gear finishing methods; shaving,
burnishing grinding, honing.
UNIT
III
Unconventional
Machining Processes & Press Working Tools
Need
for unconventional processes, Ultrasonic machining, electrochemical machining,
electrochemical grinding, Laser beam machining their process parameters,
principle of metal removal, applications advantages and limitations.
Introduction,
classifications of presses and dies, hear, action in die cutting operations,
center of pressure, mathematical calculation of center of pressure, clearances,
cutting forces, punch dimensioning.
UNIT
IV
Machine
Tools Vibration and Dynamometry
Introduction,
effects of vibration no-machine tools, cutting conditions, work piece and tools
life, source of vibration, machine tool chatter, Need for measuring forces,
basic requirements of measuring techniques, design requirements of
dynamometers, 3-divisional turning dynamometer and its calibration, drill
dynamometers.
Suggested
reading:
- Manufacturing science by Ghosh and Malik, E.W. Press.
- Principles of metal cutting by Sen
and Bhattacharya, New Central Book.
- Metal cutting principles by Shaw,
MIT Press Cambridge.
- Manufacturing analysis by Cook,
Adisson-Wesley.
- Modern machining processes by Pandey
and Shan, Tata McGraw Hill Publications.
Note: In the
semester examination, the examiner will set 8 questions, at least Two question
from each unit, and students will be required to attempt only 5 questions one
from each unit.
B.TECH. (FOURTH SEMESTER)
MECHANICAL ENGINEERING
ME- 204 E MATERIAL SCIENCE
L
T
P
Sessional
: 50 Marks
4
-
-
Theory
: 100 Marks
Total
: 150 Marks
Duration
of Exam : 3 Hrs
UNIT
I
Crystallography:
Review of crystal structure, space lattice, crystal planes and crystal
directions, co-ordination number, number of atoms per unit cell, atomic packing
factor, Numericals related to crystallograpImperfection in metal crystals:
Crystal imperfections and their classifications, point defects, line defects,
edge & screw dislocations, surface defects, volume defects & effects of
imperfections on metal properties.
UNIT
II
Solid
solutions and phase diagram: Introduction to single and multiphase solid
solutions and types of solid solutions, importance and objectives of phase
diagram, systems, phase and structural constituents, cooling curves, unary
& binary phase diagrams, Gibbs’s phase rule, Lever rule, eutectic and
eutectoid systems, peritectic and peritectoid systems, iron carbon equilibrium
diagram and TTT diagram. Heat Treatment: Principles, purpose, classification of
heat treatment processes, annealing, normalizing, stress relieving, hardening,
tempering, carburizing, nitriding, cyaniding, flame and induction hardening.
Allotropic transformation of iron and steel, Properties of austenite, ferrite,
pearlite, martensite.
UNIT
III
Deformation
of Metal: Elastic and plastic deformation, mechanism of plastic deformation,
twinning, conventional and true stress strain curves for polycrystalline
materials, yield point phenomena, strain ageing, work hardening, Bauschinger
effect, season cracking. Recovery, re-crystallization and grain growth.
Failures of metals: Failure analysis, fracture, process of fracture, types of
fracture, fatigue, characteristics of fatigue, fatigue limit, mechanism of
fatigue, factors affecting fatigue.
UNIT
IV
Creep
& Corrosion: Definition and concept, creep curve, mechanism of creep,
impact of time and temperature on creep, creep fracture, creep testing and
prevention against creep. Corrosion: Mechanism and effect of corrosion,
prevention of corrosion. Plastic, Composite and Ceramics: Polymers, formation
of polymers, polymer structure and crystallinity, polymers to plastics types,
reinforced particles-strengthened and dispersion strengthened composites.
Ceramic materials: Types of ceramics, properties of ceramic, ceramic forming
techniques, mechanical behavior of ceramic.
Text
Books:
·
Elements
of Material Science and Engineering: VanVlack, Wesley Pub. Comp.
·
Material
Science - Narula, Narula and Gupta. New Age Publishers
Reference
Books
·
Material
Science & Engineering –V. Raghvan, Prentice Hall of India Pvt. Ltd, New
Delhi.
·
A
Text Book of Material Science & Metallurgy – O.P. Khanna, Dhanpat Rai &
Sons.
·
Material
Science and Engineering-An Introduction - Callister; W.D., John Wiley &
Sons.,
Delhi.
Delhi.
·
Engineering
Materials: Kenneth G. Budinski, Prentice Hall of India, New Delhi.
Note:
In the semester examination, the examiner will set 8
questions, at least Two question from each unit, and students will be required
to attempt only 5 questions one from each unit.
B.TECH. (FOURTH SEMESTER) MECHANICAL ENGINEERING
ME- 206 E STRENGTH OF MATERIALS-II
L
T
P
Sessional
: 50 Marks
3
1
-
Theory
: 100 Marks
Total
: 150 Marks
Duration
of Exam : 3 Hrs
UNIT
I
Strain
Energy & Impact Loading: Definitions, expressions for strain energy
stored in a body when load is applied (i) gradually, (ii) suddenly and (iii)
with impact, strain energy of beams in bending, beam deflections, strain energy
of shafts in twisting, energy methods in determining spring deflection,
Castigliano’s & Maxwell’s theorems,
Numerical. Theories of
Elastic Failure: Various theories of elastic failures with derivations and
graphical representations, applications to problems of 2- dimensional stress
system with (i) Combined direct loading and bending, and (ii) combined
torsional and direct loading, Numericals.
UNIT II
Unsymmetrical
Bending: Properties of beam cross section, product of
inertia, ellipse of inertia, slope of the neutral axis, stresses
& deflections, shear center and the flexural axis Numericals. Thin
Walled Vessels : Hoop & Longitudinal stresses & strains in cylindrical
& spherical vessels & their derivations under internal pressure,
wire would cylinders, Numericals.
UNIT
III
Thick
Cylinders & Spheres : Derivation of Lame’s equations, radial
& hoop stresses and strains in thick, and compound cylinders and
spherical shells subjected to internal fluid pressure only, wire wound
cylinders, hub shrunk on solid shaft, Numericals. Rotating Rims &
Discs: Stresses in uniform rotating rings & discs, rotating discs of
uniform strength, stresses in ( I) rotating rims, neglecting the effect
of spokes, (ii) rotating cylinders, hollow cylinders & solids cylinders.
Numericals.
UNIT
IV
Bending
of Curved Bars : Stresses in bars of initial large radius of curvature, bars of
initial small radius of curvature, stresses in crane hooks, rings of
circular & trapezoidal sections, deflection of curved bars & rings,
deflection of rings by Castigliano’s theorem stresses in simple chain link,
deflection of simple chain links, Problems. Springs: Stresses in open
coiled helical spring subjected to axial loads and twisting couples, leaf
springs, flat spiral springs, concentric springs, Numericals.
Text
Books
·
Strength
of Materials – G.H.Ryder, Third
Edition in SI Units 1969 Macmillan, India.
·
Mechanics
of Materials – (Metric Edition) : Ferdinand P. Beer and E. Russel
Johnston,
Second Edition, McGraw Hill.
Second Edition, McGraw Hill.
Reference Books
·
Book
of Solid Mechanics – Kazmi, Tata Mc Graw Hill.
·
Strength
of Materials – D.S. Bedi - S. Chand & Co. Ltd.
·
Advanced
Mechanics of Solids and Structures – N. Krishan Raju and
D.R.Gururaje-
Narosa Publishing House.
Narosa Publishing House.
·
Strength
of Materials – Andrew Pytel and Fredinand L. Singer Fourth Edition, Int.
Student Ed. Addison – Wesley Longman.
Student Ed. Addison – Wesley Longman.
NOTE:
In the semester examination, the examiner will set 8
questions, at least Two question from each unit, and students will be required
to attempt only 5 questions one from each unit.
B.TECH. (FOURTH SEMESTER) MECHANICAL ENGINEERING
ME- 208 E FLUID MECHANICS
L
T
P Sessional
: 50 Marks
3
1 - Theory
: 100 Marks
Total
: 150 Marks
Duration
of Exam : 3 Hrs.
UNIT
I
Fluid
Properties and Fluid Statics: Concept of fluid and flow, ideal and real fluids,
continuum concept, properties of fluids, Newtonian and non-Newtonian
fluids. Pascal’s law, hydrostatic equation, hydrostatic forces on plane
and curved surfaces, stability of floating and submerged bodies, relative
equilibrium. Problems. Fluid Kinematics: Eulerian
and Lagrangian description of fluid flow; stream, streak and path lines; types
of flows, flow rate and continuity equation, differential equation of
continuity in cylindrical and polar coordinates, rotation, vorticity and
circulation, stream and potential functions, flow net. Problems.
UNIT II
Fluid
Dynamics: Concept of system and control volume, Euler’s equation,
Bernoulli’s equation, venturimeter, orifices, orificemeter, mouthpieces,
kinetic and momentum correction factors, Impulse momentum relationship and its
applications. Problems.Potential Flow: Uniform and vortex flow, flow past
a Rankin half body, source, sink, source-sink pair and doublet, flow past a
cylinder with and without circulation. Problems.
UNIT
III
Viscous
Flow: Flow regimes and Reynold’s number, Relationship between shear
stress and pressure gradient, uni-directional flow between stationary and
moving parallel plates, movement of piston in a dashpot, power absorbed in
bearings. Problems. Flow
Through Pipes: Major and minor losses in pipes, Hagen-Poiseuilli law, hydraulic
gradient and total energy lines, series and parallel connection of pipes,
branched pipes; equivalent pipe, power transmission through pipes. Problems.
UNIT
IV
Boundary
Layer Flow: Boundary layer concept, displacement, momentum and energy
thickness, von-karman momentum integral equation, laminar and turbulent
boundary layer flows, drag on a flat plate, boundary layer separation and
control. Streamlined and bluff bodies, lift and drag on a cylinder and an
airfoil, Problems. Turbulent Flow: Shear stress in turbulent flow,
Prandtl mixing length hypothesis, hydraulically smooth and rough pipes,
velocity distribution in pipes, friction coefficients for smooth and rough
pipes. Problems.
Text
Books
·
Fluid
Mechanics – Streeter V L and Wylie E B, Mc Graw Hill.
·
Mechanics
of Fluids – I H Shames, Mc Graw Hill.
References Books
· Introduction
to Fluid Mechanics and Fluid Machines – S.K. Som and G. Biswas, TMH.
· Fluid
Mechanics and Fluid Power Engineering – D.S. Kumar, S.K. Kataria and Sons.
· Fluid
Mechanics and Machinery – S.K. Agarwal, TMH, New Delhi.
NOTE:
In the semester examination, the examiner will set 8
questions, at least Two question from each unit, and students will be required
to attempt only 5 questions one from each unit.
B.TECH. (FOURTH SEMESTER) MECHANICAL ENGINEERING
MET –210 E DYNAMICS OF MACHINES
L
T
P
Sessional
: 50 Marks
3
1
-
Theory
: 100 Marks
Total
: 150 Marks
Duration
of Exam : 3 Hrs.
UNIT
I
Static
force analysis, Static equilibrium, free by diagram, Analysis of static forces
in mechanism. D’Alembert’s principal, Equivalent offset inertia force, Dynamics
of reciprocation parts, Piston effort, Crank effort, Equivalent dynamical
systems, and Inertia force in reciprocating engines by graphical and analytical
method. Turning moment and crank effort diagrams for single cylinder and
multi-cylinder engines, coefficient of fluctuation of energy, coefficient of
fluctuation of speed, flywheel and its function.
UNIT
II
Types
of gears, terminology, condition for correct gearing, cyclical and involutes
profiles of gear teeth, pressure angle, path of contact, arc of contact,
Interference, undercutting, minimum number of teeth, number of pairs of teeth
in contact, helical, spiral, worm and worm gear, bevel gear. Gear trains;
simple, compound, reverted, and epicyclical, Solution of gear trains, sun and
planet gear, bevel epicyclical gear, compound epicyclical gear, pre-selective
gear box, differential of automobile, torque in gear taints.
UNIT
III
Types
of brakes, friction brakes, external shoe brakes, band brakes, band and block
brakes, internal expanding shoe brake, dynamometers; absorption, and tensional.
Types of governors; watt, Porter, Proell, spring loaded centrifugal, Inertia,,
Sensitiveness, Stability, Isochronism’s, Hunting, Effort and power of governor,
controlling force, Static and dynamic balancing of rotating parts, balancing of
I. C. Engines, balancing of multi-cylinder engine; V-engines and radial
engines, balancing of machines.
UNIT
IV
Gyroscope,
Gyroscopic couple and its effect on craft, naval ships during steering,
pinching and rolling, Stability of an automobile (2-wheeers), Introduction,
open and closed lop control, terms related to automatic control, error
detector, actuator, amplification, transducers, lag in responses, damping,
block diagrams, system with viscous damped output, transfer functions,
relationship between open –loop and closed loop transfer function.
Suggested
reading:
·
Theory
of machines:
S.
S. Rattan, Tata McGraw Hill Publications.
·
Theory
of Mechanism and Machines:
Jagdish
Lal, Metropolitan Book Co.
·
Mechanism
synthesis and analysis:
A.H.
Soni, McGraw Hill Publications.
·
Mechanism:
J.S.
Beggs.
·
Mechanics
of Machines:
P.Black,
Pergamon Press.
·
Theory
of Machines:
P.L.Ballaney, Khanna Publisher.
NOTE: In the semester examination, the examiner will set
8 questions, at least Two question from each unit, and students will be
required to attempt only 5 questions one from each unit.
B.TECH. (FOURTH SEMESTER)
MECHANICAL ENGINEERING
ME- 214 E
FLUID MECHANICS LAB
L
T P
Sessional
: 25 Marks
-
- 3
Practical/Viva
: 25 Marks
Total
: 50 Marks
Duration
of Exam. : 3 Hrs.
LIST
OF EXPERIMENT
1. To
determine the coefficient of impact for vanes.
2. To
determine coefficient of discharge of an orificemeter.
3. To
determine the coefficient of discharge of Notch ( V and Rectangular
types).
4. To
determine the friction factor for the pipes.
5. To
determine the coefficient of discharge of venturimeter.
6. To
determine the coefficient of discharge, contraction & velocity of an
orifice.
7. To
verify the Bernoullis Theorem.
8. To
find critical Reynolds number for a pipe flow.
9. To
determine the meta-centric height of a floating body.
10. To
determine the minor losses due to sudden enlargement, sudden
contraction and
bends.
bends.
1 11. To
show the velocity and pressure variation with radius in a
forced vertex flow.
Note
1. At least ten experiments are to
be performed in the semester.
2. At least eight experiments should be
performed from the above list. Remaining two experiments may either be
performed from the above list or designed & set by the concerned institute
as per the scope of the syllabus.
B.TECH. (FOURTH SEMESTER) MECHANICAL ENGINEERING
ME- 212 E PRODUCTION TECHNIOLOGY LAB
L
T
P
Sessional
: 50 Marks
-
-
4
Practical/Viva
:
50 Marks
Total : 100 Marks
Duration
of Exam : 4 Hrs
LIST
OF EXPERIMENT
1. Introduction
to milling machines its types functions applications etc.
2. Practice
of slab milling on milling machine.
3. Practice
of slotting on milling machine.
4. To cut
gear teeth on milling machine using dividing head.
5. Introduction
to gear hobber, demonstration of gear hobbing and practice.
6. Introduction
to various grinding wheels and demonstration on the surface grinder.
7. Introduction
to tool and cutter grinder and dynamometer.
8. Study
the constructional detail and working of CNC lathes Trainer.
9. To
carry out welding using TIG/MIG welding set.
10. Introduction,
demonstration & practice on profile projector & gauges.
11. To
make a component on lathe machine using copy turning attachment.
12. To cut
external threads on a lathe.
13. To cut
multi slots on a shaper machine.
14. To
perform drilling and Boring operation on a Component.
NOTE:- At least eight experiments should be performed from the above list. Remaining two experiments may either be performed from the above list or designed & set by the concerned institute as per the scope of the syllabus.
NOTE:- At least eight experiments should be performed from the above list. Remaining two experiments may either be performed from the above list or designed & set by the concerned institute as per the scope of the syllabus.
B.TECH. (FOURTH SEMESTER) MECHANICAL ENGINEERING
ME 216 E DYNAMICS OF MACHINE
(LAB.)
L
T
P Sessional
: 25 Marks
-
-
3 Practical/Viva
: 25 Marks
Total
: 50 Marks
Duration of Exam
: 3 Hrs
LIST
OF EXPERIMENT
1. To
determine experimentally, the moment of inertia of a flywheel and axle compare
with theoretical values.
with theoretical values.
2. To
find out critical speed experimentally and to compare the whirling speed of a
shaft with theoretical values.
shaft with theoretical values.
3. To
find experimentally the Gyroscopic couple on motorized gyroscope and compare
with applied couple.
with applied couple.
4. To
perform the experiment of balancing of rotating parts and finds the unbalanced
couple and forces.
couple and forces.
5. To
determine experimentally the unbalance forces and couples of reciprocating
parts.
parts.
6. To
calculate the torque on a planet carrier and torque on internal gear using
epicyclic gear train and holding torque apparatus.
epicyclic gear train and holding torque apparatus.
7. To
study the different types of centrifugal and inertia governors and demonstrate
any one.
any one.
8. To
study the automatic transmission unit.
9. To
study the differential types of brakes.
10. To
find out experimentally the corli and component of accelaration and compare
with theoretical values.
with theoretical values.
NOTE:
At least eight experiments should be performed from the above list. Remaining
two experiments may either be performed from the above list or designed &
set by the concerned institute as per the scope of the syllabus.
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