3RD SEMESTER MECHANICAL ENGINEERING

ME 305: BASIC THERMODYNAMICS (3-1-0)

Theory: 100 Sessional: 50 Time: 3hours

System and Continuum:

Intensive and Extensive properties – Thermodynamic state, pressure, energy, work and heat – process

and cycle – Macroscopic and Microscopic points of view – Kinetic theory of gases.

Laws of thermodynamics:

Zeroth law – Concept of equilibrium – Principles of thermometry – Fixed points.

First law of thermodynamics and its application to open and closed systems – Concept of internal energy

– Steady flow energy equation – Processes of closed systems.

Second law of thermodynamics – Various statements – Carnot cycle – Irreversible and Irreversible

processes – Thermodynamic efficiency and temperature scales – Concept of entropy – Entropy changes

in various processes.

Properties of steam:

Latent heat – Saturation pressure and temperature – Dryness fraction – Degree of superheat – Total

heat; Rankine cycles.

Air standard cycles:

Otto, Diesel – Principles of working and description of two and four stroke SI and CI engines –

Representations of processes on T-S and p-v diagrams.

Fuels and Combustions: Classification of fuels; HCV, LCV, Bomb Calorimeter, Boy’s gas calorimeter;

Combustion of fuels; Minimum air required (by weight and by volume); Conversion of volumetric

analysis into weight analysis and vice verse; excess air and Orsat apparatus.

Books:

1. Engineering thermodynamics by P K Nag, Tata McGraw Hill Publication

2. Fundamentals of Thermodynamics by Cengel and Boles, Tata McGraw Hill Publication

3. Fundamentals of Engineering Thermodynamics by E. Rathakrishnan, PHI

ME322: THEORY OF MACHINES (3-1-3) (for ME,IPE)

Theory: 100, Sessional: 50, Laboratory: 50, Time: 3hrs

1. Kinematics: Link, Pair, chain, mechanism and inversions. Simple mechanism (description only), Slider

crank, four bar, straight line steering. Simple velocity and acceleration diagrams,

2. Governor: Watt and porter governors. Spring controlled centrifugal governor – Hartnell, Hartung,

Wilson –Hartnell, Inertia governors. Stability, Effects of friction, Isochronism, Hunting, effort and power.

3. Cam: Introduction, classification of cams and followers, Displacement diagram, graphical layout of

cam profiles

4. Flywheel: Fluctuations of energy, Co-efficient of fluctuation of energy and speed, function of flywheel.

5. Brake and Clutch: Working principles only. Simple problems illustrating use of above.

6.Belt and Rope Drive: Relations for torque, maximum power transmission, length of open cross belting

slip, crowning of pulley.

7. Gear and Gear train: Nomenclature, types – simple, compound , epicyclic gear train including reverted

gear train. Simple description of automobile gear train.

Laboratory: Six experiments covering the syllabus.

Books: 1.Theory of Machines by J. Lal , Metropolitan Books Ltd.

2. Theory of Machines and Mechanisms(3rd edition) by J.J.Uicker, Jr;G.R.Pennock & J.E.Shigley,

Oxford University Press.

3. Theory of Machines by V.P.Singh,

4. Theory of Machines by A. Shariff

ME 323: ENGINEERING GRAPHICS – III (1-3-3)

Full marks: 100, Sessional: 50, Laboratory: 50, Time; 3hours

SCREW THREAD & SCREWED FASTENER:

Profiles of various threads; Representations of various kinds of threads; Different types of nuts and

bolts; Locking devices for nuts.

RIVETTED JOINTS:

Different types of Laps and Butt joints; Rivetted joints of plates at right angles.

KEYS, JOINTS & COUPLINGS:

Different types of keys; cutter joints; knuckle joints; muff coupling; flange coupling; universal couplings.

PULLEYS:

Stop pulley and V-belt pulley.

PIPE JOINTS:

Flanged joint; Hydraulic joints.

GEARINGS:

Construction and representation of involute teeth profile and nomenclature.

ASSEMBLY DRAWING:

Engine parts: 1) Piston, 2) stuffing box, 3) Cross-head 4) Connecting and connecting ends 5) Eccentric.

Valves:

1) Stop valve, 2) Feed check valves 3) Blow off cock 4) Non-return valve.

Bearings: 1) Thrust bearing 2) Pedestral bearing

Computer aided drafting, Introduction to autocad – solid modeling, Computer graphics.

Detailed workshop drawing:

Pipe vice, Chuck, Tail stock of lather screw jack; different symbols in workshop drawing.

Books:

1. Machine drawing – N D Bhatt.

ME 324 MECHANICS OF MATERIALS (3-1-3)

Theory – 100 marks Sessional – 50 marks Lab/Practical – 50 Time – 3 hrs.

1. Complex stresses and strains:

a) Two-dimensional stress systemss : Stresses on oblique planes due to two direct and shear stresses.

Principal stresses, Mohr’s cycle for stresses. Strain on oblique planes, Mohr’s cycle for strain. Strain

Rosette.

b) Three-dimensional stress system: Principal stresses, direct and shear stresses on octahedral planes.

Mohr’s cycle for tri-axial stress systems. Simple cases.

2. Stresses due to combined bending and torsion of circular shaft.

3. Thick cylinder: Lame’s equation, Longitudinal and shear stress, stresses due to shrunk fit.

4. Stresses in discs of rotation.

5. Stresses in curved beams: Stresses in crane hooks, rings.

6. Stresses in circular helical spring.

7. Deflection of beams: Integration method, Energy methods, Theorem of Castigliano.

Maxwell Bette reciprocal theorem.

Books:

1. Elements of strength of materials by Timoshenko

2. Strength of materials by D S Bedi

3. Mechanics of materials by J P Denhartog.

ME302: ENGINEERING MECHANICS – II (3-1-3)

Theory: 100 Sessinal: 50 Laboratory: 50 Time: 3hours

1. Kinematics: Link, Pair, chain mechanism and inversions. Simple mechanism (description

only), Crank slider, four bar, st. line, steering. Simple velocity and acceleration diagrams.

2. Machine elements:

a) Governor: functions, type expressions for height of watt and porter governors.

b) Flywheel: Fluctuations of energy, Co-efficient of fluctuation of energy and speed, function of

flywheel.

c) Brake and Clutch: Working principles only. Simple problems illustrating use of above.

3. Balancing: Simple problems of rotary, primary unbalance, graphical solution.

4. Transmission of Rotary drive:

a) Belt and Rope Drive: Relations for torque, maximum power transmission, length of open cross

belting slip, crowing of pulley.

b) Gear train: Nomenclature , types – simple, compound , epicyclic gear train including reverted gear

train. Simple description of automobile gear train.

Laboratory: Six experiments covering the syllabus.

Books:

1.Theory of Machines by J. Lal , Metropolitan Books Ltd.

2. Theory of Machines and Mechanisms(3rd edition) by J.J.Uicker,

Jr;G.R.Pennock & J.E.Shigley, Oxford University Press.

3. Theory of Machines by V.P.Singh,

4. Theory of Machines by A. Shariff

Note: See course structure about the branch(es) to which this paper is offered

Advanced Mathematics & Numerical Analysis (MA 411)

Theory marks: 100, Pass marks: 35, Sessional marks:50, Time: 3 hours

Unit-I: Series solution of Differential equations:- 25 Marks

Series solution by the method of Frobenius, Validity of series solution, Ordinary and singular points,

Series solution of a differential equation when x = 0 is an ordinary point or a singular point, Solution of

Bessel’s equation, Recurrence formulae for Bessel’s functions Jn(x), Expansions for J0 and J1 , Value of

J1/2 and J-1/2, Generating function for Jn (x), Orthogonality of Bessel’s functions, Integral form of Bessel’s

function, Legendre’s equation, Rodrigue’s formula, Legendre polynomials Pn(x), Generating function for

Pn (x), Recurrence formulae for Pn(x),

Unit-II: Partial differential equations: 28Marks.

Formation of partial differential equations, equation solvable by direct integration, Lagrange’s linear

equations, non-linear equations of first order, Charpit’s method. solution of heat equations, wave

equations and Laplace equations by the method of separation of variables.

Unit-III: Numerical Analysis: 35 Marks

Concept of significant digits & rounding of numbers.

Error analysis: absolute, relative & percentage error, error in series approximation.

Solution of non-linear equations (Newton-Raphson method, Bisection method, Regula-falsi method),

Solution of linear system of equations: Gauss elimination method, Gauss-siedel method, successive over

relaxation(SOR) method.

Solution of ordinary differential equations :Taylor’s series method, Runge Kutta method.

Interpolations and approximation: operators: ∆, E, ∂.

Gregory- Newton’s forward and backward and central differences.Newton’s & Lagrange’s interpolation

formulae, Stirling’s formula. Numerical differentiation.

Numerical Integration: Gaussian quadrature, Trapezoidal Rule and Simpson’s Rule, Gaussian

integration, Cubic splines.

Unit IV: Tensor analysis : 12 Marks

Curvilinear co-ordinates, Unit vectors in curvilinear system, Summation convention, Transformations of

co-ordinates, Definition of tensor, Scalars or invariants, Kronecker delta, Contravariant and covariant

tensors of first and higher order or rank, Mixed tensors, Tensor fields, Symmetric and skew-symmetric

tensors, Fundamental operations with tensors, Outer and inner products of tensors, Quotient law,

Riemannian space, Metric tensor, Conjugate tensor.

Text/References:

1. Higher Engineering Mathematics: B. S. Grewal: Khanna Publishers

2. Elements of P. D. E.s: I. M. Snedon: S. Chand & Co.

3. A text book of Engineering Mathematics: Bali & Goyal: Laxmi Plubications (p) Ltd.

4. Advanced Engineering Mathematics: E. Kreyszig: Wilet Eastern Ltd.

5. Special Functions & Complex Variables: Shahnaz Bathul: PHI Learning Pvt. Ltd.

6. Tensor Calculus & Riemannian Geometry: Goyal & Gupta: Pragati Prakashan.

7. Introductory methods of numerical analysis, S.S.Sastry, PHI.

8. Numerical Mathematical Analysis, James B. Scarborough, Oxford&IBH Publishing co.

ME: 425 Workshop Theory – I (3-1-3)

Theory: 100, Sessional: 50, Laboratory: 50, Time: 3hrs.

Unit –I: LATHE

(a) Lathe- Functions, Classification and Specification, Different parts, Drive mechanisms for speed, feed,

depth of cut, Taper turning, Machining time. Lathe Accessories and Attachments.

(b) Semi-Automatics:

Capstan and Turret lathes – Different parts – Tools ––Work and Tool holding devices. Indexing and

Bar Feeding Mechanisms. Tool layout and Tool Schedule chart.

Unit-II: SHAPER, PLANER, SLOTTING & BROACHING OPERATIOS

(a) Shaper – Function, Classification and Specification – Different part of a shaper – Quick return and

feed mechanisms – Shaper operations – Cutting speed and Machining time calculations.

(b) Planer - Function, Classification and Specification – Difference between shaper and planer –

Table drives and feed mechanism – Planer operations – Machining time.

(c) Broaching: Purpose, broaching tool and machine

(d) Slotting machine: Purpose, slotting tool and machine

Unit-III: DRILLING

(a) Drilling machines – Classification – specifications – Parts drilling machine – spindle drive

mechanisms – tool and work holding devices.

(b) Types of drills and twist drill nomenclature, Drill size and designation of drills.

(c) Deep hole drilling operation.

(d) Speed, feed and depth of cut and Machining time in drilling

(e) Reaming operation, reaming tools, reaming allowances.

(f) Tapping operation, Tap drill size, difference with die (solid & adjustable)

Unit-IV – Milling:

Introduction – Classification – Principal parts of a column and knee type milling machine –

Specifications. Spindle drive and feed mechanism, Elements of a milling cutter, Milling processes – Up-

milling – Down milling – Face milling – End milling. Cutting Speed, Feed and Depth of Cut – Machining

Time. Indexing and Dividing Head – Indexing Methods. Spur and Helical gear milling Operations –

Selection of Cutter for gear cutting.

Unit-V – Grinding:

Introduction – Kinds of grinding – Grinding Processes – Centreless Grinders – Surface Grinders –

Tool and Cutter Grinder – Specifications. Grinding Wheel – Abrasives – Bonding processes – Grit, Grade

and Structure – Marking system of grinding wheel – Selection of Grinding Wheel. Mounting, Dressing,

Truing and Balancing of grinding Wheel.

Unit-V PATTERN MAKING AND FOUNDRY

Pattern making and sand casting – Pattern materials – Types – Pattern allowances. Coreprints.

Moulding sand – ingredients – classification – sand additives – properties of moulding sand – sand

preparation and testing. Green sand mould preparation. Cores and core making – Types of cores.

Books:

1. Elements of Workshop Technology (Vol. I & II) – S.K. Hajra Coudhury and A.K. Hajra Coudhury.

2. A course in Workshop Technology (Vol. I & II) – B.S. Raghuwanshi

3. Manufacturing Technology – P.N. Rao – Tata McGraw Hill

4. Workshop Technology-I – P.K. Sapra and R.K. Kapur- Vikas Publishing

5. Elements of Manufacturing Processes – B.S. Nagendra Parashar and R.K. Mittal – PHI.

6. Introduction to machining Science – G.K. Lal, New Age International Limited

ME 426: FLUID MECHANICS – I (3-1-3) (for ME)

Theory 100 marks Sessional 50marks Laboratory 50marks Time 3 hours

Unit I : Introductions Significance of flow properties, Classification of fluids based on variation of

viscosity, Continuum, No slip condition of viscous liquids.

Unit II : Fluid Statics Fundamental equation in vectorial form, pressure at a point, constant

density and temperature solution, unit and scales of pressure measurement, pressure measuring

devices, Hydrostatic force on a horizontal plane, Vertical plane, inclined and rough surface, Buoyancy

stability of floating and submerged bodies, Metacentre and Metacentric height.

Unit III : Kinematics of Fluids Flow field and description of fluid motion, Material derivative and

acceleration, streamline, path line, streakline, stream tube, steady and unsteady flow, uniform and non

uniform flow, Rotational and Irrotational flows, Translation, Vorticity, Stream function, Velocity

potential function, Flow net.

Unit IV : Elementary Flows in a two dimensional plane Introduction, Uniform flow, Source and

Sink, Vortex Flow, Free and Forced Vortex, Doublet, Continuity equation and its analysis based on

integral form.

Unit V : Dynamics of Fluid Flow Euler’s equation of motion and its Vectorial approach. Euler’s

equation along a streamline, analytical and Vectorial approach of Bernoull’s equation, General Energy

equation and momentum equation and vectorial approach, application of Bernoulli’s equation to real

fluid flow, Dynamic forces on plain and curved surfaces due to impingement of liquid jets.

Unit VI : Flow Measurement Concept of static and stagnation pressures, application of Pitot tube in

Flow Measurements, Pitot Static tube, Hot wire anemometer, venturimeter, Loss of head in a

venturimeter, Orificemeter and its classification, the phenomenon of jet contractions, Hydraulic co-

efficient of an Orifice, Factors affecting the Orifice co-efficients.

Unit VII : Dimensional Analysis and its applications Introduction, Dimensionless numbers and its

significance, Fluid flow problems, drag in immersed bodies.

Unit VIII : Fluid Frictions Critical Reynold’s numbers, relation of Shear stress and pressure gradient,

Steady laminar flow through circular pipes, flow between parallel plates, Couette flow,

Occurrence of back flow.

Unit IX: Open channel flow Introduction, Classification of open channel flows, specific energy,

momentum equation and specific force, Steady, gradually varied flow, Rapidly varied flow, Best

Hydraulic cross sections.

Reference Books :

1. Fluid Mechanics ------ Dr. A. K. Jain.

2. Fluid Mechanics ------ Dr. J. Lal

3. Fluid Mechanics and machines ----- V. L. Streeter.

4. Fluid Mechanics ------- Cengel & Cimbala.

ME 427: Materials Science (3-0-2)

Theory: 100 Sessional: 50 Time: 3hrs.

Unit-I

Introduction to Materials Science and Engineering- Classification of engineering materials. Brief

review of Crystal Structures- Crystal Directions and Planes. The Bragg Law of X-ray diffraction, Powder

method and structure determination.

Unit-II

Bonding in solids- Specifically Metallic Bonding. Solid solutions and Intermetallic Compounds.

Solidification of metals and alloys- Nucleation and grain growth-Nucleation kinetics- Recovery,

recrystallisation and grain growth.

Phase diagrams- Gibbs phase rule- Binary phase diagrams- Eutectic and eutectoid peritectic and

peritectoid systems. Fe-C equilibrium diagram- TTT diagram

Unit –III

Principles of heat treatment and general heat treatment processes. Case hardening, surface

hardening, precipitation hardening and maraging. Heat treatment of steels.

Unit-IV

Mechanical properties of materials and testing- Tensile, compressive, impact, hardness, fatigue and

creep testing. Non-destructive testing.

Work hardening, Bauchinger’s effect, preferred orientation, elastic after affect and season’s cracking.

Unit-V

Lattice defects, Deformation by slip, Slip by dislocation movement, Critical resolved shear stress for

slip, Deformation of single crystals, Deformation by twinning, Stacking faults, deformation of

polycrystalline materials.

Unit-VI

Diffusion, oxidation and Corrosion.

Diffusion types- Mechanisms and Laws of diffusion- Variables affecting diffusion.

Oxides types- Mechanism of film growth and rate of growth- protective oxides- Selective oxidations-

Benefits and adverse effects- Control of oxidation.

Factors influencing corrosion- Mechanisms, Types, Electrochemical and Galvanic corrosion,

Passivation and Polarisation, Liquid metal corrosion, Rusting of Iron.

Unit- VII

Electronic properties of materials- Conductors, semiconductors and insulators.

Magnetism and magnetization- diamagnetism, paramagnetism and ferromagnetism. Dielectric

materials.

Unit- VIII

General introduction to engineering alloys- Tool and Die steels, Heat and Scale resistant steels,

Babbitt materials, Cu-based, Al-based and Ni-based alloys. Composites.

Books:

1. Materials Science and Engineering – V. Raghavan, PHI

2. Materials Science – Van Black, Prentice Hall International

3. Materials Science – A.K. Gupta and R.C Gupta

4. Physical Metallurgy Principle – V. Raghavan, PHI

5. Mechanical Metallurgy – George E. Dieter, McGraw Hill Book Company

5TH SEMESTER MECHANICAL ENGINEERING

ME 522: MECHANISMS AND DYNAMICS OF MACHINES (3-1-2)

Theory: 100 Sessional: 50 Laboratory: 50 Time: 3Hours

Chapter – I: Kinematic analysis of plane motion:

Velocity diagram, Acceleration diagram, Coriolis component of acceleration, Analytical method of

kinematic analysis.

Chapter – II: Kinematic synthesis of linkages:

Introduction, number synthesis, basic features, analytical methods, graphical methods.

Chapter – III: Mechanisms:

Mechanism, Mobility, Inversion, Test for 4 bar mechanism by Grashoff’s law, Straight line mechanism,

Oscillatory mechanism, Quick return mechanism, Steering mechanism, Spatial mechanism – Hook’s

joints.

Chapter IV: Gyroscopic action in machines:

Gyroscopic action and force, method of analysis, Gyroscopic action in certain machine elements, use of

gyroscopic principles in instruments.

Chapter V: Balancing of rotating masses, Two plane balancing, Balancing of reciprocating masses,

Graphical solution, Balancing of single cylinder and multi-cylinder engines, Firing order, Balancing of

rotors, Field balancing, Balancing instruments.

Books:

1. Theory of machines by T. Bevon

2. Theory of mechanism and machines by Ghosh & Mallick, Tata McGrow Hills

3. Theory of Machines by J. Lal , Metropolitan Books Ltd.

4. Theory of Machines and Mechanisms (3rd edition) by J.J.Uicker,Jr;G.R.Pennock & J.E.Shigley, Oxford

University Press.

5. Theory of Machines by V.P.Singh,

6. Theory of Machines by A. Shariff

ME523: APPLIED THERMODYNAMICS – I (3-1-3)

Theory: 100 Sessional: 50 Lab:50 Time: 3Hours

1. Availability: Available and unavailable energy, Available energy referred to a cycle, Availability in

non-flow or closed system (Non-cyclic), Availability of steady-flow systems, Helmohltz and Gibb’s

functions, Irreversibility and loss in availability, Effectiveness.

2. Boiler: Classification of boilers, mountings, accessories, evaporation capacity, equivalent

evaporation, boiler efficiency, selection of a boiler, boiler feed water treatment and boiler troubles.

3. Basic steam power cycles: Carnot and Rankine cycles, Modified Rankine cycle, Regenerative and

Reheat cycles.

4. Steam nozzles: Expansion of steam through nozzles, velocity and pressure variation in nozzles,

Critical pressure ratio, mass flow rate and maximum mass flow rate, Representation of heat drop in

nozzles in Mollier diagram, Nozzle efficiency.

5. Steam turbines: Classification, Flow of steam through impulse and reaction turbines, Velocity

diagrams, Reheating, Bleeding, Reheat factor, Compounding and governing of steam turbines, Back

pressure turbines, Pass out turbines.

6. Steam condensers: Function of steam condenser, Elements of a condenser plant, vacuum

production, Delton’s law of partial pressure, Classification of condensers, Sources of air leakage in

condensers and their effects, Removal of air from the condesers, Vacuum efficiency and condenser

efficiency, Determination of cooling water, Cooling towers and cooling ponds.

Books:

1. A course in thermodynamics and heat engines by Domkundwar, Kothendaraman, Khajuria and

Arora, Dhanpat Rai and Sons.

2. Thermal Engineering by Rajput, Laxmi Publications.

3. Elements of heat engines by Patel, Karamchandani

4. A text book of thermal engineering by Khurmi, Gupta, K Chand Publications.

ME524: HEAT TRANSFER – I (3-0-3)

Theory: 100 Sessional: 50 Laboratory: 50 Time: 3hours

1. INTRODUCTION Concept of modes of Heat Transfer

2. CONDUCTION HEAT TRANSFER General 3-D differential equation for heat conduction, Boundary

conditions and their types.

3. ONE DIMENTIONAL STEADY STATE HEAT CONDUCTION System with or without heat

generation: slab, cylinder, sphere, Concept of thermal resistance and electrical analogy, Variable

thermal resistance and electrical analogy, Composite systems: slab, co-axial cylinder, concentric

sphere, Critical radius of insulation, Fins

4. ONE DIMENTIONAL UNSTEADY STATE HEAT CONDUCTION Lumped system analysis , Response

time of a temperature measuring instrument, Mixed boundary condition

5. RADIATION HEAT TRANSFER Nature of thermal radiation, emissive power, Absorption,

Reflection and Transmission, Concept of a black body, Intensity of radiation, Laws of black body

radiation, Radiation to and from real surfaces

6. RADATIVE HEAT EXCHANGE BETWEEN SURFACES Radiation between two black bodies,

Radiation shape factor (View factor ) and its properties. Shape factors for different geometries,

Radiation between two infinite parallel places, Radiation between two infinitely long concentric

cylinders, Radiation between grey bodies, Electric network analogy for thermal radiation,

Radiation shields, Radiation combined with convection

7. DIFFUSION MASS TRANSFER: Concentrations, Velocities and Fluxes, Fick’s law of diffusion, the

diffusion co-efficient, Species conservation equation and the boundary equation, Steady state

molecular diffusion

Books:

1. Heat transfer, a basic approach by M N Ožišik , McGow Hills.

2. Heat and Mass Transfer by R C Sachdeva, Wiley Eastern.

3. Heat transfer, by P.S. Ghoshdastidar, Oxford University Press

ME525: INSTRUMENTATION (3-1-3)

Theory: 100 Sessional: 50 Laboratory: 50 Time: 3hours

1. Definition of Instrumentation.

2. Dynamic characteristics of instruments and instrumentation system, Linear and non-linear

systems, Electrical networks, Mechanical systems, Analogous systems, Thermal systems, First and

Second order systems.

3. Measurement of linear displacement and linear displacement transducer (i) Resistance

potentiometer, (ii) Strain gauge, (iii)Variable inductance transducers, (iv) Linear variable differential

transducers(LVDT), (v) Capacitive transducers, (vi) Piezo electric transducers.

4. Measurement of rotary displacement and rotary displacement transducers (i) Resistance

potentiometer, (ii) Strain gauge, (iii) Rotary variable differential transducers, (iv) Capacitive

transducers, (v) Shaft encoder.

5. Strain gauges: Measurement of strain and applications of strain gauges.

6. Measurement of pressure with secondary transducers (i) Resistive , (ii) Inductive , (iii)

Capacitive, (iv) Piezo-electric transducers.

7. Measurement of torque (i) Strain gauges, (ii) Torque meters, (iii) Inductive torque transducers,

(iv) Digital method, (v) Magneto-stricture transducers.

8. Measurement of linear velocity (i) Moving magnet type transducer , (ii) Moving coil type

transducer, (iii) Seismic type velocity transducers.

9. Measurement of angular velocity: (i) AC and DC tachometer generators, (ii) Drag cup rotor AC,

(iii) Photo-electric tachometer, (iv) Stroboscopic methods.

10. Measurement of vibrations: (i) Seismic transducers, (ii) LVDT accelerometers, (iii) Piezo-electric

accelerometers.

11. Measurement of temperature: (i) Platinum resistance thermometers, (ii) Thermocouples, (iii)

Thermistors, (iv) Optical pyrenometers.

12. Measurement of flow: (i) Turbine meter, (ii) Electro-hydro-dynamic flow meters, (iii) Hot wire

anemometer.

13. Measurement of sound using microphone.

14. Measurement of thermal conductivity; (i) Gas analyzer (ii) Using thermistors.

15. Cathode ray oscilloscope: observation of wave forms, measurement of voltage and current,

Lissajous patterns for measurements of phase and frequency.

16. Signal conditioning; (i) AC amplifiers, (ii) operational amplifiers and specifications, (iii) Charge

amplifiers, (iv) Amplitude modulations and demodulations , (v) Different types of filters, (vi)

Wheatstone bridge, (vii) Inductive transducers and AC bridges, (viii) Blumlein bridges, (ix) Integration

and differentiations (x) Analog- Digital and Digital- Analog conversion techniques.

17. Introduction to display devices.

18. Recorders : (i) Analog recorders, (ii) Strip chart recorders, (iii) Galvanometers type recorders,

(iv) Null-type recorders, (v) X-Y recorders, (vi) Ultra-violet recorders, (vii) Magnetic tape recorders,

(viii) Frequency method recorders, (ix) Pulse duration modulation recorders, (x) Direct recording, (xi)

Digital tape recording .

19. Control systems and components: (i) Linear approximation and non-linear system, (ii) Servo-

motors, (iii) AC tachometer, (iv) Amplidyne, (v) AC position control system, (vi) Stepper motors.

References:

1. Mechanical measurements and instrumentation by R K Rajput, S K Kataria & sons

2. A course mechanical measurements and Instrumentation-A.K.Shawney.

3. Mechanical measurements & control by D S Kumar

4. A course in Electrical, Electronics measurements and Instrumentation-A.K.Shawney.

5. Automatic control systems-Benjamin and Rao.

6. Control system Engineering- I.J.Nagrath and M.Gopal.

ME 526: MACHINE DESIGN I (3-0-3) (For ME & IPE)

Theory -100 marks Sessional-50 marks Time 4hours

Unit I: Introduction General considerations and procedure for designing, types of Loads, Designed

stress and factor of safety, stress concentration, selection of materials, codes for design-BIS codes,

Failure theories, modes of failure , Fits and Tolerance.

Unit II: Joints a) Detachable joints: Design of threaded fasteners, thread forms and threaded

fastener types and materials, bold tightening and initial tension, Power screws.

b) Permanent Joints: Riveted joints and welded joints – eccentric loading.

c) Gasket for static load, in vessel opening

Unit III: Shafting Design of shaft subjected to bending, torsion, axial and combined loading, keys,

cotter and Knuckle joint.

Unit IV: Coupling Rigid and Flexible coupling.

Unit V: Power Transmission Element Belt and Chain Drives, design of Flat and V-belts.

Books:

1. Machine Design by Black and Adams (TMH)

2. Design of machine elements by M F Spott

3. Design of machine elements by B V Vandari (TMH)

4. Machine Design by Hall

6TH SEMESTER MECHANICAL ENGINEERING

ME 621: MACHINE DESIGN II (3-0-3) (for ME & IPE)

Theory 100 marks Sessional50marks Laboratory 50marks Time 4 hours

Unit I : Design against static load Different type of load and stress, Factor of Safety.

Unit II : Design against fluctuating load Stress concentration, fluctuating stresses, Fatigue failure,

endurance limit, Notch sensitivity, cumulative damage in fatigue, Soderberg and Goodman Diagrams,

Fatigue design under combined stresses.

Unit III : Design Considerations and simple cases of design for

a) Mechanical Spring – helical spring

b) Friction clutches – single and multidisc clutch, cone clutch

c) Brakes – Disc, cone, band, and internal expanding shoes

d) Spur Gear, Helical gear

Unit IV: Bearing – Radial and Thrust Journal bearings, antifriction bearings, mechanism of fluid film

lubrication, fluid viscosity, Petroff’s Equation.

Reference Books:

1. Machine Design ( Tata McGraw Hills ) ----- Blach and Adams

2. Design of Machine elements ( -do-) ----- B. V. Bhandari

3 Machine Design ------- Bahl & Goel

4. Machine Design ----- Hall

5. Machine design ----- Shigley

6. Design of Machine elements ----- M. F. Spot.

5. Machine Design by Khurmi and Gupta

6. Machine Design by Bahl and Goel

7. Machine Design by Shigley

ME 622: Operations Research (4-0-0) (for ME &IPE)

Theory100 Sessional 50 Time: 3hours

Unit 1: Introduction

(a) History of Operations Research

(b) Engineering applications

(c) General Statement of an OR problem

Unit 2: Linear Programming

(a) Deterministic Linear programming Problems (LPP): Problem formulation, Feasibility and

Optimality, Basic and Non-Basic solutions

(b) Solution of LPP by

(i) Graphical method: (1) Corner point method (2) Iso-profit (cost) method

(ii) Simplex Algorithm: Use of Slack, Surplus and Artificial variables and their meanings, Condition

for starting solution and limitation of simplex method, Meaning and significance of Big-M

(Charnes method of penalty) and 2-phase method

(iii) Meaning and examples of Unique, Alternate/Multiple, Unbounded and Infeasible solutions,

Degeneracy and Cycling

Unit 3: Special LPPs

(a) Integer Programming Problem (IPP) and solution by Simplex and Dual Simplex algorithms

(b) Transportation Problem (TP): Solution steps as (i) Initial Basic Feasible Solution (IBFS), (ii)

Check for degeracy and (iii) Moving towards optimality

(c) Assignment Problem (AP) and Degeracy. Discussion on method extended to Travelling

Salesman Problem (TSP).

Unit 4: Analytical methods for Classical Optimisation

(a) Formulation of Single and Multi-variate problems with and without constraints

(b) Necessary and sufficient conditions for solving unconstrained problems

(c) Lagrangean method

(d) Karush-Kuhn-Tucker (KKT) conditions and limitations

Unit 5: Inventory modeling and simulation:

(a) Classification of inventory, Distinction between Deterministic and Stochastic inventory

problems, Costs involved in inventory system, Formulation and Solution of simple and basic

deterministic inventory problems.

(b) Introduction and meaning of simulation, Monte Carlo simulation and random numbers, Example

of simulation applied to inventory problems, Use of digital computer for simulation.

Text and references

1. Operations Research – H A Taha

2. Operations Research – Gupta and Hira

3. Operations Research – Billy E Gillet

4. Operations Research – Panneerselvam

5. Optimisation – S S Rao

6. Operations Research – N G Nair

7. System Simulation by digital computers – N Deo

ME 623: FLUID MECHANICS – II (3-1-3)

Theory100 marks Sessional50marks Laboratory 50marks Time3 hours

Unit I : Compressible Flow: Perfect gas, Propagation of elastic waves, wave pattern under

varying Mach number, Prandtl Mayer relation, Maximum mass flow and chocked condition,

Isentropic flow, Shock waves-Normal shock, Impossibility of shock in subsonic flow, Moving normal

shock waves, Effect of Mach numbers on compressibility, Fanno flow, Rayleigh flow, Isothermal flow

in long pipelines, Oblique shock and nature of flow, Compression corner and expansion corner,

Supersonic flow over a wedge.

Unit II : Viscous Flow: Characteristics of laminar and turbulent flow, Boundary layer equation,

Blasius flow over flat plate, Wall shear and boundary layer thickness, Momentum integral equation

for boundary layer, Separation of boundary layer, Entry flow in a duct, Control of boundary layer

separation, Mechanics of boundary layer transition, Several events of transition, Form drag and skin

friction drag.

Unit III : Turbulent Flow Characteristics, Classification, Theories of Turbulent, Mean Motion

and Fluctuations, derivation of Governing equation for turbulent flow, boundary conditions,

Prandtl’s mixing length, universal velocity distribution Law and Friction factor in Duct flow for very

large Reynold Numbers, Karman’s similarity hypothesis, velocity distribution, shear velocity,

hydraulically smooth and rough boundaries, velocity distribution in rough pipes, Nikuradse’s

Experiment on artificially roughened pipes, Karman-Prandtl resistance equation.

Reference Books:

1. Fluid Mechanics ( Tata McGraw Hill ) -------- V. L. Steeter

2. Fluid Mechanics (Prentice Hall India ) ------- A. Mohanti

3. Fluid Mechanics ( ELBS ) ------- Massey

4. Gas Dynamics ( PHI ) ------ E. Rathakrishnan

ME 624: ENGINEERING INSPECTION AND METROLOGY (3 – 1 – 2), ME &IPE

Theory: 100 Sessional: 50 Laboratory: 50 Time: 3hours

Unit 1. Introductory concept

(a) Meaning of engineering metrology. Precision, Accuracy, Sources of errors in measurement.

(b) Meaning of engineering inspection, types of inspection, merit/demerit of 100% inspection.

(c) Sampling inspection – Representative sample.

(d) Standards of measurement and sub-division of standards.

Unit 2. Statistical Process Control

(a) Dimensional variations during manufacture, Chance causes and Assignable causes.

(b) Control chart and its significance in statistical process control, Meaning of process under

statistical control. Examples of control charts.

(c) Computer implementation of control charts.

Unit 3.Tolerance, Limits of size and fits

(a) Concept of tolerance, allowance and clearance

(b) Natural tolerance limits, Process capability and Specification limits.

(c) Hole and shaft basis systems of specifying limits of size and tolerances.

(d) Indian Standard for fits and tolerances.

(e) Limit gauges – Meaning of gauge, Taylor’s principle of limit gauging, Design of hole/ring gauge

and plug gauge and their use, Type I and Type II statistical errors.

(f) Interchangeability – its importance in production, techniques of achieving interchangeability

during manufacture of industrial products.

(g) Comparators – Features of comparators, classification of comparators, different comparators

and their uses in mass production.

Unit 4. Tool room measuring instruments:

Vernier Calliper, Micrometer screw gauge, Height gauge, Depth gauge, V blocks, Straight edges, Radius

gauge, Feeler gauge, Wire gauge, Thread pitch gauge, Bevel protractor, Combination set, Bore gauge,

Sine bar and slip gauges, Dial indicator with magnetic base, Surface plate, Profile projector (PP), Tool

maker’s microscope (TMM), Diameter measuring machine (DMM) and Coordinate measuring machine

(CMM): Types of CMM, Role of CMM, and applications of CMM.

Unit 5. Measurement of screw threads

(a) Parameters for measurement of screw threads.

(b) Measurement of various parameters of screw thread such as diameter, thread angle, effective

diameter and pitch.

(c) Use of screw thread micrometer and Thread pitch gauge

(d) One wire, Two wire and Three wire methods.

(e) Use of TMM, PP, DMM in thread measurement.

Unit 6. Measurement of gears

(a) Profile of gear tooth and Involute function.

(b) Spur gear measurements by functional and analytical tests. Parkinson gear tester.

(c) Measurement of tooth thickness – chordal thickness method, constant chord method, base

tangent method.

(d) Check for pitch circle diameter and tooth spacing.

Unit7. Surface texture

(a) Meaning of surface texture, Elements of surface texture.

(b) Meaning of roughness and Waviness.

(c) Roughness width cut-off (Sampling length) and its significance

(d) Representation of surface roughness.

(e) Procedure of estimation of surface roughness.

(f) Measurement of surface roughness by stylus equipment.

Unit 8. Interferometry

(a) Condition for constructive and destructive interference of monochromatic light waves.

(b) Sources of monochromatic light for lab use.

(c) Use of optical flat.

(d) Principle of Gauge length interferometer and Laser interferometer.

Unit 9. Alignment testing

(a) Optical methods for alignment testing

(b) Laser alignment testing. (c) Alignment tests on machine tools.

Texts

1. Metrology and Measurement, Anand Bewoor, Vinay A. Kulkarni, TMH

2. Engineering metrology – M Mahajan

3. Engineering Metrology – R K Jain

4. Dimensional metrology – M K Khare and S Vajpayee, OXFORD-IBH Publishers

References

5. Handbook of industrial metrology – ASTME publication

6. Engineering Metrology – K J Hume, Published by MacDonald & Co. (1968)

7. Practical Engineering Metrology – K W B Sharp, Sir Isaac Pitman & Sons

8. Measuring instruments – Yu G. Gorodetsky – MIR publishers

9. Engineering Precision measurements – A W Judge, Chapman and Hall publishing (1957)

10. Dimensional Metrology – L Miller, Edward Arnold publishing Co.

11. Precision Measurements – Jack Johnson – Pitman publishing Co.

ME 625: Workshop Theory- II (3-0-3)

Theory: 100 Sessional: 50 Lab:50 Time: 3hrs.

Unit-I WELDING PROCESSES

(a) Welding and related processes – Types of welding.

(b) Gas welding – Gas flame – welding techniques – welding equipment. . Oxygen cutting

(c) Arc welding – Principle – equipments – Polarity – Electrodes- Arc welding methods, Arc Cutting

(d) MIG, TIG, Atomic Hydrogen Arc and Plasma Arc welding.

(e) Resistance welding – Principle – Methods and.

(f) Welding methods for Carbon steel, Stainless steel, Cast iron, Aluminium and Copper.

(g) Inspection and testing of welds.

(h) Soldering and Brazing.

Unit- II CUTTING TOOL SPECIFICATION AND MECHANICS

(a) Single point cutting tools – Reference planes – System of axes. Tool specifications – ASA & ORS

systems.

(b) Mechanics of metal cutting: Mechanism of chip formation – Type of chips. Orthogonal and

oblique machining, Chip thickness ratio and velocity relationship, Stress, Strain and Strain rate,

Merchant Theory of metal cutting, Measurement of cutting forces

(a) Cutting variables and factors affecting them, Selection of tool angles.

(c) Tool wears and Tool life – Basic causes – Progressive tool wears – Tool life – Variables affecting

tool life – Specifications and criteria for tool life. Machinability – Factors – Criterion.

(b) Tool materials and Cutting Fluids.

Unit-III – Surface Finishing Operations:

Introduction – Classification – Principle and Operations of Lapping, Honing, Super finishing,

Polishing, Buffing, Tumbling and Burnishing.

Unit-IV – Jigs and Fixtures:

Introduction – Elements of Jigs and Fixtures – Principle of Location – Locating Methods and

Devices – Design Principle for Location. Clamping – Principles for Clamping – Clamping Devices.

Indexing Jigs and Fixtures – Indexing devices. Fool- Proofing.

Unit-V – Non-conventional Machining:

Need for Non-conventional Machining. Principles of operation, Machine setups, Applications,

Merits and Demerits of – (a) Abrasive Jet Machining, (b) Ultrasonic Machining, (c) Electrochemical

Machining, (d) Electro-discharge Machining, (e) Laser Beam Machining, (f) Electron Beam Machining.

Comparative study of the above processes.

Books:

1. Elements of Workshop Technology (Vol. I & II) – S.K. Hajra Coudhury and A.K. Hajra Choudhury.

2. A course in Workshop Technology (Vol. I & II) – B.S. Raghuwanshi

3. Manufacturing Technology – P.N. Rao – Tata McGraw Hill

4. Introduction to Machining Science – G.K. Lal, New Age International Limited

5. Jigs and Fixtures – P.H. Joshi, Tata McGraw Hill

6. Manufacturing Science – Amitabha Ghosh and Asok Kumar Mallick, East West Press

7. Non-Conventional Machining – P.K. Mishra, Narosa Publishing House.

ME626: HEAT TRANSFER - II(3-1-1)

Theory: 100 Sessional: 50 Time: 3hours

A. Fundamentals of Convective Heat Transfer:

Introduction; The basic equations, the convective heat transfer co-efficient;

B. Forced convective systems:

Forced convection over a flat-plate (External flow), Heat transfer and temperature distribution for

flow between parallel plates, Forced convection in circular tubes (Internal flow).

C. Free Convection:

Laminar boundary layer equations of free convection on a vertical flat-plate, concept of Grashoff

number, Empirical correlations for vertical plates, horizontal plates, inclined surface, vertical and

horizontal cylinders, spheres.

D. Heat exchanger analysis & design

Types; Overall heat transfer co-efficient. Fouling factor, LMTD methods of analysis, Effectiveness –

NTU method. Pressure drop and pumping power, Aspects of design, double pipe heat exchanger;

Shell and tube heat exchanger; Condensers, Optimization of heat exchangers.

F. Boiling and Condensation:

Boiling heat transfer phenomena, Boiling correlations, Laminar film-wise condensation on a vertical

plate.

G. Convective mass transfer:

Convective mass transfer co-efficient; the concentration boundary layer. Analogy between

momentum, heat and mass transfer, Convective mass transfer correlation, evaporation of water into

air.

H. Dimensional analysis:

Application to free and forced convection; application to convective mass transfer.

Recommended books:

1. A basic approach to heat transfer – by M N Ožišik

2. Fundamentals for heat transfer – by Sachdeva

3. Heat transfer, by P.S. Ghoshdastidar, Oxford University Press

7TH SEMESTER MECHANICAL ENGINEERING

ME 721 VIBRATION OF MECHANICAL SYSTEM (3-1-1)

Theory 100 Sessional 75 Time 3 Hrs

Chapter: 1 BASIC CONCEPTS (4 classes) Introduction, importance, main causes of vibration,

characteristics of vibration Harmonic Analysis, Beats, Periodic and non-harmonic excitation,

mathematical models, Elements of a Vibratory System, lumped or Discrete parameter system,

Continuous or Distributed parameter systems, Equivalent springs and dashpots.

Chapter: II UNDAMPED FREE VIBRATION; 5 classes, 2 tutorials Introduction, Derivation of differential

equation motion-energy method, Newton’s 2nd law method, Rayleigh’s method. Solution of differential

equations of motion, Angular Oscillation- compound pendulum.

Chapter: III DAMPED FREE VIBRATION; 5 classes, 2 tutorials Introduction, Viscous damping, free

vibration with viscous damping – overdamped, critically damped and under damped system, critically

damping co-efficient , Logarithmic Decrement, Coulomb damping, Structural damping, interface

damping-comparisons

Chapter:IV FORCED VIBRATION (SINGLE DEGREE FREEDOM SYSTEM); 6 classes, 2 tutorials

Introduction , Forced harmonic vibration , magnification factor , resonance, Excitation due to unbalance

– rotating reciprocating, vibration isolation force transmissibility , motion transmissibility.

Chapter:V SESMEIC INSTRUMENTS : 3 Classes, 1 tutorials

Introduction, vibrometer, accelerometer, phase distortion.

Chapter :VI SYSTEMS WITH TWO DEGREES OF FREEDOM -6 classes 2 tutorials Introduction,

Principal modes of vibration, modes shapes, Torsional Vibration, coordinate coupling- static and

dynamic, Dynamic Vibration Absorber, Torsional Vibration Absorber, Pendulum type vibration

Absorber, Generalized Co-ordinates

Chapter :VII MULTI DEGREE FREEDOM SYSTEMS -6 classes 2 tutorials

Introduction, equation of motion, matrix methods, orthogonality and principal mode of vibration,

Approximate method of determining fundamental frequencies- Dunkerley’s method, Rayleigh’s method,

Holzer’s methods, method of matrix iteration.

Chapter :VIII WHIRLING MOTION AND CRITICAL SPEED 2 classes, 1 tutorial

Introduction, critical speed of a single rotors, multiple rotors.

Chapter : IX GENERALISED DYNAMICS:KINEMATICS AND KINETICS

Coordinates, Constraints, and Degrees of Freedom , Holonomic and Non holonomic Constraints, Vector

Functions, Partial Velocity, and Partial Angular Velocity, Generalized Forces: Applied (Active) Forces,

Generalized Forces: Gravity and Spring Forces , Generalized Forces: Inertia (Passive) Forces, Potential

Energy Use of Kinetic Energy to obtain Generalized Inertia Forces, Kane’s Equations and Lagrange’s

Equations, Nonlinear Vibrations, Method of Krylov and Bogoliuboff

Text Books 1. A.G. Ambekar, Mechanical Vibration & Noise Engineering. Prentice–Hall of India Pvt. Ltd.

2. Thomson W.T. Vibration Theory & Application, 2nd Ed. Prentice–Hall 3.Tse Morse Hankle-

Mechanical Vibration Theory and Application. Prentice–Hall of India Pvt. Ltd, New Delhi 4.Church A H

Mechanical Vibration John Wiley & Sons, Newyork

ME722: APPLIED THERMODYNAMICS – II (3-1-0)

Theory:100; Sessional: 75; Time: 3 Hours

Chapter 1: Revision of cycles: Carnot, Rankine, Otto, Diesel and dual cycles.

Chapter 2 : Air Compressors Introduction; Reciprocating type – Single stage and multi-stage,

Compression ratio and volumetric efficiency, effect of clearance, compressor efficiencies. Methods for

improving thermal efficiencies. Compressor work and power. Intercooler and after-cooler. Rotary

compressors – Classification, Centrifugal compressors – theory of operations, impeller and diffuser,

impeller work; efficiency. Rotary Vs Reciprocating compressor. Introduction to axial flow compressors,

charging and choking of compressors.

Chapter 3: Gas Turbine Introduction – gas turbine cycles – open and closed, Ideal and Actual cycles.

Isentropic efficiencies and thermal efficiencies. Power output. Methods to improve thermal eficiencies;

Gas turbine Vs I C Engines.

Chapter 4: Jet and Rocket propulsion Introduction. Types of jet engines – turbojet, turboprop, ramjet,

pulsejet. Analysis of turbojet engine cycle, thrust, jet thrust, propeller thrust, effective speed ratio,

specific fuel consumption, thrust, impulse, performance. Types of rocket engines – solid propellants

rockets, liquid propellants rockets, hybrid rockets, analysis of rocket propulsion, performance,

comparison between jet and rocket propulsion.

Chapter 5: Refrigeration Inroduction – Reversed Carnot cycle and air refrigeration cycles; COP;

Capacity of a refrigerating unit. Vapour compression and vapour absorption cycles. Properties of

refrigerants. Heat pump.

Chapter 6: Psychrometry Introduction; Psychrometric terms; Delton’s law of partial pressures.

Psychrometric processes. Psychrometric chart. Psychrometer.

Reference books:

1. Applied thermodynamics --- T. D. Eastor and A McConkey, ELBS (Longman)

2. Thermal Engineering --- P. L. Ballaney.

ME 723: Hydraulic Machines(3-1-0)

Time: 3 hours, Theory = 100 marks, Sessional = 75 marks

Unit I: Turbines: Review of Euler equations of Turbo –machinery, General layout of hydro-electric

power plant, Classification of turbines, Impulse and reaction turbines, Efficiencies of hydraulic turbines,

Pelton wheel, wheel diameter, jet diameter, bucket shape, size and number, speed control of Pelton

wheel. Use of Pelton wheel, efficiency, specific speed and specific diameter range, runaway speed.

Unit II: Francis –runner, flow and speed ratio, casing, guide vanes, flow control, speed control, runner

shape variation with the change of specific speed. Draft tube, surge tank, penstock, cavitation.

Unit III: Axial flow turbine and Kaplan turbine. Blade profile, specific speed, diameter change of blade,

pitch, guide vane, flow control, cavitation characteristics, draft tube, speed control of Kaplan turbines.

Unit speed, Principle of similarity applied to turbines.

Unit IV: Centrifugal pumps-single and multistage, radial and mixed flow pumps, vane pump, volute

casing pump. Pump efficiencies-hydraulic efficiency, overall efficiency, losses in pump, speed ratio,

efficiency. Pump characteristics- surging, Priming of centrifugal pumps, self priming of pumps, multi

stage pumps, Pumps in series and parallel, Principle of similarity applied to pumps, cavitation in pumps,

NPSH.

Unit V: Reciprocating Pumps: Principle of working, Slip, Work done, Indicator diagrams, Effect of

acceleration and frictional resistance, Separation, Air vessels.

Unit VI: Miscellaneous Machines: Rotary and air injection pumps, Hydraulic ram, Hydraulic

accumulator, Intensifier, Press and Jack, Fluid couplings, Torque Converters, Hydraulic dynamometer,

Gear pumps, Submersible pumps.

Books:Essential Reading:

1. Dr. J. Lal, Hydraulic Machines - Metropolitan Book Co, New Delhi.

2. S. K. Som and G. Biswas, Fluid Mechanics and Fluid Machines, Tata McGraw-Hill.

3. B. S. Massey, Mechanics of Fluids, ELBS.

Supplementary Reading: 1. K. Mohanty, Fluid Mechanics, Prentice Hall. 2. V. P. Vasandani, Hydraulic

Machines - Khanna Publishers. 3. K. L. Kumar, Fluid Mechanics by S. Chand Co

(EL-I) ME724: REFRIGERATION (3-1-0)

Theory: 100 Sessional: 75 Time: 3Hours

Refrigeration: Introduction, history, methods of refrigeration, Ice, Evaporation expansion of air,

throttling of gas, vapour compression and absorption, steam jet, liquid gas, dry ice, units of refr.

Difference between engine, refrigerator and heat pump.

Gas cycle refrigeration: Simple cycles – Carnot and Bell-Coleman; Regenerative & reduced ambient

system;Air-craft refrigearting system - simple boot-strap, reduced ambient; Actual cycles, ramming;

Advantages and disadvantages of DART.

Vapour Compression Systems: Analysis of simple cycles, representation of TS, pH plans; methods of

improving COP; Deviations of actual cycles from theoretical cycles. Compound compression with liquid

flash cooler, flash inter-cooler multiple systems – COP, power required, Ewing diagram.

Vapor Absorber Ref. System: Thermodynamical analysis of systems, Advantages and disadvantages,

Components, Practical systems NHe Watt. Water LiBr, Electrolux systems, Calculations based on

concentration; Properties of binary mixtures.

Non – Conventional Ref. System: Steam jet ref. Thermoelectric, Vortex tube refr. – merits and demerits

and applications.

Refrigerants: Nomenclature, classification, desirable properties. Important refrigerants and their

comparisons, selection of refrigerants.

Ref. Equipment: Brief introduction to compressors, condensers, expansion devices, evaporators; Piping

, line valves, solenoid valves, oil separators, driers, filters, moisture indicators, purging and controls.

Application of Refrigeration: Production of dry ice, cascading, multi-staging domestic, commercial,

industrial and medical, preservator of food-spoilage, methods of preservation, cold storage, preparing of

insulating materials using in ref. Systems.

Recommended books:

1.Refrigeration and Air-Conditioning by Ahmedul Ameen, PHI

2. Refrigeration and Air-Conditioning by C.P.Arora, Tata McGraw Hill

Publication.

3. Refrigeration and Air-Conditioning by M.Prasad

(EL-I) ME 724 Introduction to Aerodynamics

1 Review of Basic fluid Mechanics

Scalars, Vectors and Tensors, dyadics, Solids, liquids, and gases, Thermodynamic properties of air,

Composition of the atmosphere Static stability , The continuum hypothesis, Practical assumptions,

Circulation and Vorticity, Continuity equation, Boussinesq approximation, Stream function and velocity

potential.

2. The Atmosphere

Composition of the atmosphere, Thermodynamic properties of air, Atmospheric circulation,

Atmospheric boundary layer, Extreme wind climatology, Wind effect on structures, Baroclinic instability

3. Basic Aerodynamics

Aerofoil geometry, Aerodynamic force, Force and Moment coefficient, Pressure distribution in an

aerofoil, pitching moment, lift and drag, form drag, trailing vortex drag, lift dependent drag, Aerofoil

characteristics.

4. Elements of 2D Wind theory

The Kutta condition, circulation and vorticity, circulation and lift, Aerodynamics of thin aerofoil, NACA

four digit wing section, computational for 2D lifting flow (Panel method)

5. Finite Wing theory

Vortex system, Laws of vortex motion, vortex sheet, Lifting line theory, Elliptic wing

6. Industrial Aerodynamics

Dispersion of industrial gases, Cyclone and anticyclone, tornado, Wind

EL-II (OPEN) ME 725

Computational Fluid Dynamics and Heat Transfer(3-1-0)

Theory100marks Sessional75marks Time3hours

FLUID DYNAMICS

Unit 1: The Basic Equations of Fluid Dynamics:

General form of a Conservation law: equation of mass conservation, conservation law of

momentum, conservation equation of energy.

The dynamic levels of approximation:

The Navier-Stokes(NS) equation: The Reynold’s averaged NS equation, The thin layer NS

approximation, The parabolaised NS approximation, The boundary layer approximation The distributed

loss model, The inviscid flow model, Euler equations, steady inviscid rotational flow, The potential flow

model, small disturbance approximation of the potential equation, Linearised potential flow, singularity

methods, mathematical nature of flow equations.

Basic discretization techniques:

(a)The finite difference method, (b)The finite volume method and conservative discretization.

Analysis and application of Numerical schemes:

Consistency, stability, convergence, Fourier and Von Neumann stability analysis, modified

equation ,application of finite difference methods, to wave, heat. Laplace and Burger’s equation.

Integration methods for systems of ODE:

Linear multi step methods, predictor-corrector schemes, ADI methods, The Runge-Kutta

schemes.

Numerical solution of Euler Equations:

Mathematical formulation of the system of Euler equations, space-centered schemes, upwind

shemes for the Euler’s equation-Steger and warming flux vector splitting, Van Leer’s flux splitting.

HEAT TRANSFER

Basics of finite difference and finite element methods: Numerical methods for conduction heat

transfer, Numerical methods for convection heat transfer, Numerical methods for radiative heat

transfer.

Reference Books:

1. Computational Fluid Mechanics and Heat Transfer—Hemisphere-Anderson, Tannehill, Pletcher.

2. Computational Heat Transfer-Hemisphere and Springer-Verlag-Jaluria and Torrance

3. Computational techniques for Fluid Dynamics-Verlag-Fletcher and Springer

4. Numerical Computation of Internal and External flows-John-Wiley-Charlse and Hirch

EL-II (OPEN) ME 725 Mechatronics (3-1-0)

Theory 100, Sessional 75

Unit-1

Definition of Mechatronics, Mechatronics in manufacturing, products and design.

Unit-2

Review of fundamentals of electronics: Data conversion devices, sensors, transducers, signal processing

devices, relays, microprocessors, and PLCs.

Unit-3

Drives: stepper motors, servo drives, ball screws, linear motion bearings, cams, systems controlled by

camshafts, electronic cams, indexing mechanisms, tool magazines, and transfer systems.

Unit-4

Hydraulic systems: flow, pressure and direction control valves, actuators, hydraulic pumps, design of

hydraulic circuits.

Unit-5

Pneumatics: production, distribution and conditioning of compressed air, system components and

graphic representations, design of systems.

Unit-6

Description of PID (proportional, integral and derivative) controllers.

Unit-7

CNC machines and part programming.

Unit-8

Industrial Robotics.

Textbooks:

1. Mechatronics-Electronic Control Systems in Mechanical and Electrical Engineering, W. Bolton, Pearson

Education Ltd, 2006.

2. Mechatronics-Principles and Applications, Godfrey and Onwubolu, Butterworth-Heinemann, 2006.

3. Computer Automation in Manufacturing - an Introduction, T. O. Boucher, Chapman and Hall, 1996

IP 736 (Elective II) : TOTAL QUALITY MANAGEMENT [ 3-1-0 ]

Theory-100 marks Sessional-75 marks Time 3 Hrs

Unit I: INTRODUCTION : Introduction to concept of quality- Need for quality – Evolution of quality –

Definition of quality – Dimensions of manufacturing and service quality – Basic concepts of TQM –

Definition of TQM – TQM Framework – Contributions of Deming, Juran and Crosby – Barriers to TQM.

Unit II: TQM PRINCIPLES

Leadership – Strategic quality planning and Quality statements

Customer focus –Customer orientation, Customer satisfaction, Customer complaints, Customer retention

Employee involvement– Motivation, Empowerment, Team and Teamwork, Recognition and Reward,

Performance appraisal

Continuous process improvement – PDSA cycle, 5s, Kaizen

Supplier partnership – Partnering, Supplier selection, Supplier Rating.

Unit III: TQM TOOLS & TECHNIQUES

The seven traditional tools of quality.

Six-sigma: Concepts, methodology, applications to manufacturing and service sector.

Bench marking– Reason to bench mark, Bench marking process

FMEA – Stages, Types.

Quality circles.

Quality Function Deployment (QFD).

Taguchi’s quality engineering: Quality defined by Taguchi and loss function, Taguchi’s design of

experiments.

Cost of Quality and Performance measures.

TPM Concepts and improvement needs in organization.

UNIT IV: QUALITY SYSTEMS

Meaning of quality system and its present need.

ISO 9000, QS 9000 and ISO 14000: Basic concepts, requirements and benefits.

TEXT BOOK:

1. Dale H.Besterfiled, at., “Total Quality Management”, Pearson Education India

2. Poornima M Chandrimath, “Total Quality Management”, Pearson Education India

3. R K Roy, “Design of Experiments Using the Taguchi Approach”, John Wiley & sons

4. M Gopalakrishnan, “Six sigma”, PHI

5. Surash Dalela, “ISO 9000: a manual for TQM”, S Chand & Co.

REFERENCE BOOKS:

2. James R. Evans and William M. Lindsay, “The Management and Control of Quality”,

6th Edition, South-Western (Thomson Learning), 2005.

3. Oakland, J.S. “TQM – Text with Cases”, Butterworth – Heinemann Ltd., Oxford, 3rd

Edition, 2003.

4. Suganthi,L and Anand Samuel, “Total Quality Management”, Prentice Hall (India)

Pvt. Ltd.,2006.

5. Janakiraman,B and Gopal, R.K, “Total Quality Management – Text and Cases”,

Prentice Hall (India) Pvt. L

6.Girish Pathak ,”Total Quality Management- Macmillan publishers India Ltd.

ME 724 ROTORDYNAMICS

Theory: 100, Sessional: 50, Time 3 Hours

[L-T-P :: 3-1-3]

Text Books:

1. J. S. Rao, Rotor Dynamics, Third Ed., New Age, New Delhi, 1996.

2. M. J. Goodwin, Dynamics of Rotor Bearing System, Unwin Hyman, Sydney, 1989.

UNIT CONTENTS

I

SIMPLE ROTOR SYSTEM - Basic transverse vibration of Single DOF rotor

model, Jeffcott Rotor with central and offset disc, calculation of natural

frequencies.

II TRANSVERSE VIBRATION OF SIMPLE ROTOR BEARING FOUNDATION

SYSTEM - Symmetrical rigid and flexible shaft on Anisotropic bearing,

unbalance forces, bearing forces.

III GYROSCOPIC EFFECT IN ROTOR SYSTEM - Effect of spinning disk,

synchronous whirl of an overhang rotor, asynchronous rotational

motion

IV TRANVERSE VIBRATION OF MULTI DOF ROTORS – Influence co-efficient

method for static and dynamic case.

V TORSIONAL VIBRATION OF ROTORS – direct and transverse matrix

method, TMM for geared and branched system.

VI BALANCING OF ROTORS – Rigid rotors balancing single and two plane

balancing, flexible rotor balancing.

VII ACTIVE MAGNETIC BEARINGS IN ROTORS – Basics of active magnetic

bearing, block diagram and transfer functions, tuning of the controller

parameters.

VIII SIGNAL PROCESSING IN ROTATING MACHINERIES AND CONDITION

MONITORING

(EL-I) ME 724 Introduction to Aerodynamics

1 Review of Basic fluid Mechanics

Scalars, Vectors and Tensors, dyadics, Solids, liquids, and gases, Thermodynamic properties of air,

Composition of the atmosphere Static stability , The continuum hypothesis, Practical assumptions,

Circulation and Vorticity, Continuity equation, Boussinesq approximation, Stream function and velocity

potential.

2. The Atmosphere: Composition of the atmosphere, Thermodynamic properties of air, Atmospheric

circulation, Atmospheric boundary layer, Extreme wind climatology, Wind effect on structures,

Baroclinic instability

3. Basic Aerodynamics: Aerofoil geometry, Aerodynamic force, Force and Moment coefficient, Pressure

distribution in an aerofoil, pitching moment, lift and drag, form drag, trailing vortex drag, lift dependent

drag, Aerofoil characteristics.

4. Elements of 2D Wind theory: The Kutta condition, circulation and vorticity, circulation and lift,

Aerodynamics of thin aerofoil, NACA four digit wing section, computational for 2D lifting flow (Panel

method)

5. Finite Wing theory: Vortex system, Laws of vortex motion, vortex sheet, Lifting line theory, Elliptic

wing

6. Industrial Aerodynamics: Dispersion of industrial gases, Cyclone and anticyclone, tornado, Wind

ME 724: Elective –I MACHINE TOOLS (3-1-0)

Theory – 100 3HRS Sessional – 75

Unit–I: Metal cutting fundamental principles. Forces acting on the cutting tools. Merchant’s theory of

metal cutting. Vibration and chatter during metal cutting processes. Tool wear, tool life in relation to

speed and surface.

Unit – II: Design and constructional principles of machines tools. Basic features of construction and

fundamental kinetics requirements of machine tools.

Kinematic drives of machine tools – selection of range of speeds and feeds; layout in G P. – Ray diagrams

for machine tools, gear boxes sliding and clutches drives. Feed gear-box analysis.

Unit – III: Considerations affecting the design of machine tools (Lathe, Milling and drilling machines)

with reference to their purpose, strength, rigidity and accuracy.

Single purpose and general purpose machine tools – effect on design.

Unit – IV: Application of hydraulic drives – circuit diagram, pumps and valves. Its effect on power

consumption and surface finish.

Unit V : Electric equipments for machine tools. Characteristics demanded from the machine tools.

Unit VI: Automation in machine tools – Capstan and Turret lathe and their operation lay out. Single

spindle automatic screw cutting machine tools and their cam lay out. Swiss type automatics.

Economics of automation.

Elementary principle of numerical control of machine tools.

Unit VII : Acceptance tests for machine tools.

Recommended Books:

1. Principles of machine tools, Vol I & II, by G C Sen and A Bhattacharyya.

2. Design of machine tools by S K Basu

3. Design of machine tools by S K Basu and D K Pal

4. Production Technology, Vol II, by Dr. O P Khanna

ME725: NON-CONVENTIONAL ENERGY SYSTEMS (4-2-0)

Theory – 100

Sessional – 75

1. Different forms of non-conventional energy sources : Solar, Bio-gas , wind, tidal, geothermal etc.

2. Basic bio-conversion mechanism: Source of waste, simple digesters; composition and calorific

value of biogas, Bio-mass as a source of energy, energy plantation, production of fuel from wood,

agricultural and municipal solid and animal wastes, sludge and waste water, bio-gas generation

and utilization.

3. Solar Option: Energy from sun – availability of solar radiation, technique of collection, storage

and utilization; Types of solar collectors; selective surfaces; solar thermal processes – heating,

cooling, drying, power generation etc. Thermoelectric conversion and thermal storage.

Introduction to photoelectric conversion.

4. Wind and tidal energy generation: Special characteristics, turbine parameters, optimum

operation, electric powergeneration from wind/tidal energy; Types of wind mills, Elementary

design principles, Principle of ocean thermal energy conversion; Power plant based on OTEC.

5. Geothermal Energy: System. Extent of available resources. Heat transport in geothermal

systems. Hot springs and steam injections.

6. The Nuclear options: Fission, fusion technology fundamentals. Thermal and fast reactors. State

of art Breeder reactors, prospect and limitations, economics. Fusion energy – controlled fusion

of H2, He etc. Energy release rate, future possibilities.

7. Direct conversion methods: Thermo-ions, MHD, electrochemical devices, fuel cells etc.

Intrigated energy packages using solar, biomass, wind etc.

8. Comparative study of non-conventional energy source, cost consideration and economic.

Books

1. Waste water Engineering - by MetCaff, Eddy – McGrow Hills

2. Solar Energy - by SP Sukhatme – TMG

3. Solar Energy Utilization - Duffie & Beckman – Wiley Int. Ltd.

ME 726L: Practical Training Sessional: 75 marks

Factory training for a period of 6 (six) weeks is compulsory for all the Mechanical Engineering

Students and 20 marks are allotted for the Technical report submitted after completion of the training.

There will be a seminar cum viva on the report submitted by the student and 30 marks are assigned for

this. The report should be submitted to the HOD, by a date announced by the HOD. Students are to

obtain a certificate from the Factory Authority regarding their attendance and performance during the

training period which is to be submitted along with the report.

ME 727L: Project – I

Sessional marks: 100 Pass marks: 50

Under this course each student will be assigned a topic related to Mechanical Engineering. The

project may be extended to Eight semester depending upon the quantum of works required for the

project. The students will work under a faculty member and submit a report on the assigned project in a

standard FORMAT prescribed by the department.

8TH SEMESTER MECHANICAL ENGINEERING

ME 821: MANUFACTURING METHODS (3-1-0)

Theory – 100 Sessional – 75 Time: 3Hours

Unit-I – Melting and Casting of metals:

Melting – Gases in Metals – Different furnaces used in melting. Casting Design – Gating system:

pouring basin, sprue, runner, choke, gate and/or ingate, riser and its location. Use of Padding and Chills.

Types of gates. Aspiration effect. Functional design of casting – minimum wall thickness, ribs etc.

Solidification behaviour of pure metals and alloy materials, Centreline shrinkage. Special casting

methods – Permanent mould casting – Pressure Die casting – Hot chamber, Cold chamber Air blown

methods – Low pressure Die casting, Continuous casting. Non-metallic mould casting – Centrifugal

casting, Investment casting. Casting defects, their causes and remedies – Fettling of casting – Inspection

of casting.

Unit-II – Mechanical working of metals:

Introduction – Classification – Hot, Cold and Warm working – Variables affecting mechanical

working process.

Rolling – Principle – Condition for continuous rolling – Methods for reduction of roll separating force –

Types of rolling mills – Roll pass design – Rolling Defects. Roll Piercing.

Forging – Forgeability – Forgeable materials – Metallurgy of Forging – Classification – Hand forging

operations – Forging hammers – Drop forging – Press forging – machine forging – Forging Defects – Die

design considerations.

Extrusion – Classification – Principle of operations – Variation of ram pressure with ram travel –

Principle of operations of Hydrostatic extrusion, side extrusion, impact and Hooker’s extrusion.

Wire, Rod and Tube drawing – Principle and Operation.

Unit-III – High Energy Rate Forming (HERF):

Introduction – Reasons that prompted transition to HERF – Classification – Principles and

operations of Explosive Forming, Electro-hydraulic Forming, Electro-magnetic Forming. High Velocity

Forming – Principles and Operations of Petro-forging, Dynapak.

Unit-IV – Press Working:

Introduction – Different types of Press and Selection of Presses – Press safety devices – Press

Operations - Stock and Pattern layout – Press working dies – Principles and Operations of

Cutting/Shearing and Deep drawing operations – Cutting and drawing dies – Design considerations –

Defects in sheet metal formed parts.

Unit-VI – Manufacture of threads and gears:

Threads manufacturing – Different methods – Casting, Thread Chasing, Thread Rolling, Die and

Tapping, Milling and grinding.

Gear manufacturing - Different Methods – Casting, Forming and Metal removal. Gear Cutting and

Generation Processes. Gear Finishing Operations

Unit-VII – Powder Metallurgy (P/M):

Introduction – Applications of P/M – Powder Characteristics – Powder production methods.

Mixing and Blending, Briquetting techniques, Sintering. Primary and Secondary processes–Typical

applications, Infiltration and Impregnation. Cemented carbides. Advantages and Disadvantages of P/M.

Books:

1. Elements of Workshop Technology (Vol. I & II) – S.K. Hajra Coudhury and A.K. Hajra Coudhury.

2. A course in Workshop Technology (Vol. I & II) – B.S. Raghuwanshi

3. Manufacturing Science – Amitabha Ghosh and Asok Kumar Mallick, East West Press

4. Production Engineering – P.C. Sharma, S. Chand & Company Ltd.

5. Metal Forming Technology – Dr. R. Narayanasamy, Ahuja Book Co. Pvt. Ltd

6. Mechanical Metallurgy – G.E. Dieter, McGraw Hill

ME822: Industrial Engineering & Management (3-1-0)

Theory: 100 Sessional : 75 Time: 3hours

1. Organization: Definition of organization, organizational structure, types of organization, span

of control, delegation of authority and responsibility.

2. Network Analysis: Objectives, Network development technique, Network computations –

Critical Path and its significance, Earliest and Latest dates, calculation of float. Deterministic and

probabilistic network models, Assumptions and computations related to PERT model, Crashing of jobs

for minimum cost-time schedule for CPM models.

3. Work Study: (i) Meaning and scope, subdivisions of work study – Method/Motion study and

Work Measurement (ii) Method/Motion study- its meaning and scope, steps in method/motion study,

Tools and techniques of method/motion study, Principles of motion economy (iii) Micro-motion study –

Meaning and scope, therbligs, use of motion camera in micro-motion study (iv) Work measurement –

concept of observed time, rating/levelling factor, average worker and standard time for jobs. Use of stop

watch and work sampling techniques in the determination of standard time.

4. Plant Location and layout: (i) Objectives, Locational factors, Economics of plant location (ii)

Meaning, objectives and types of plant layout and their relevance to mass, batch and job-order

production systems. (iii) Systematic Layout Planning (SLP) procedure (iv) Use of computers for layout

design (v) Group Technology (GT), Flexible manufacturing systems (FMS) and Computer integrated

manufacturing (CIM) (iii) Assembly Line Balancing (ALB) - meaning and objective, Heuristic methods

for solution of ALB problems.

5. Product design and Development: (i) Meaning of product, Product life cycle (PLC) and

Product mix (ii) Decisions to be taken during product development and design

(iii) Procedure for product development and design (iv) Value of a product – its meaning, Value

Analysis (VA) – its objectives, procedure and example, Simplification and Standardization.

6. Production Planning and Control (PPC): (i) Meaning and Objectives, Effects of types of

production (ii) Steps in PPC primarily stressing the needs of marketing research, technological

forecasting, process planning/routing, scheduling of flow-shop and job-shop productions, Use of Gantt

chart, Machine loading, Make/Buy decision and Break-even analysis, Master production schedule, MRP

and MRP-II, Supply Chain and Inventory management, Just In Time (JIT) and Kanban systems (iii)

Production control – monitoring, expediting and re-planning.

(7) Maintenance Management: Meaning and Types of maintenance, and their suitability,

Standards of maintenance, Total Productive Maintenance (TPM).

(8) Total Quality Management (TQM): (i) Meaning of Quality, Total Quality and Total Quality

Management, Basic premises of TQM – customer satisfaction, process improvement, employee

involvement, supplier partnership and management leadership. (ii) Tools and techniques for TQM (iii)

Quality system and Quality assurance - ISO 9000 standards.

Recommended books:

1. Industrial Engineering – M Telsang

2. Essentials of Management – Koontz O’ Donnel

3. Industrial engineering – M Mahajan

4. Production planning & control – L C Jhamb

5. Operations Management – Panneerselvam

6. Operations Management - Chezy

7. Motion and Time study – R M Barnes

8. Systematic layout planning – R Muther

9. Product design and manufacturing – Chitale and Gupta

10. Network and project management – Punmia

11. PERT & CPM – Weist and Levy

12. Production, operations and computer integrated manufacturing – M P Groover

13. Total Quality Management – Besterfield et.al.

14. Industrial Engineering and Management - O P Khanna.

15. Operation Management - BUFFA ( John Wiley)

16. Elements of Production Planning and Control - EILON (McMillan)

17. Production , Planning and inventory control - P J Billington ( PHI, 2nd Edition,1995)

18. Industrial Organisation and Management - BETHEL, AFWATER, SMITH, STACHKMAN.

ME823: INTERNAL COMBUSTION ENGINES(3-1-1)

Theory: 100 Sessional: 75 Time: 3Hours

Fuel Air cycle – effect of variation of specific heats, fuel-air ratio, compression ratio and dissociation.

Actual cycle – losses in actual cycle.

Exhaust gas analysis – its interpretation and use in determination of combustion characteristics;

Pollution norms.

I C engines fuels - - Petrol, Diesel, natural gases and some other alternative fuels and their

characteristics and use in engines. Rating of I. C. engine fuel.

Combustion process in S. I. And C. I. engines, abnormal combustion, detonation and fuel knock –

additives. Design features of combustion chambers used in S I and C I engines, some important types of

combustion chambers. Homogeneous charge CI engines; Air assisted combustion,

Carburetion – desirable characteristics – compensation for simple jet carburetor, calculation for air-fuel

ratio.

Injection processes – requirements and methods –mechanical, electronic and MPF injection system,

Common rail direct injection system.

Ignition processes in petrol engines – requirements and types – battery magneto and electronic.

Performance characteristics of petrol and Diesel engines. Part load and full load characteristics in

respect to thermal efficiency, mechanical efficiency, fuel consumption, bmep and torque. I C engine

ratings and volume capacity compression ratio and weight to power output ratio and its trends in power

– weight characteristics. Supercharging of I C engines – effect of supercharging on Diesel and petrol

engines – performance characteristics for supercharged engines.

Supercharger – types, Variable geometry turbochargers;

Principles of duel-fuel and multi-fuel engines and Stratified combustion engines.

Recommended books:

1. A course in Internal Combustion engines – by M. L. Mathur and R. P. Sarma

2. Internal Combustion Engine fundamentals – by John B. Heywood-McGraw-Hill international

edition.(1988)

3. Internal Combustion engines by V. Ganesan-Tata McGraw –Hill Publishing.-2nd edition(2003)

4. Engineering Fundamentals of Internal Combustion Engine by W.W. Pulkrabek, Pearson Education.

5. Fundamentals of Internal Combustion Engine by H.N.Gupta

EL III: ME824: AIR – CONDITIONING (3-1-0)

Theory: 100 Sessional: 75 Time: 3Hours

Psychrometry: Psychrometric properties, representations of properties in charts, preparation of

charts.

Psychrometric processes: Constant sensible heat and latent heat processes, adiabatic saturation and

enthalpy deviation. Adiabatic mixing of air stream. Humidification, Dehumidification water spray

processes, sensible heat factors, grand sensible heat ratio lines, apparatus dew points, Bypass factors,

Air washer-humidifying efficiency.

Comfort A/C: Air temperature, human health, body temperature regulation, comfort indices, comfort

charts and their limitations.

Load analysis: Inside and outside design conditions, load classification, summer cooling loads, solar

heat gain and transmission and radiation. Flywheel effect of building materials, equipment temperature

differential loads due to human beings, load due to electric light, equipments and appliances. Infiltrator

and ventilator loads, product loads, miscelleneous loads such as duct heat gain, duct air leakage, fans,

pumps etc. Winter heat load – computation of loads.

Duct design and Air distribution: Different methods of duct design such as velocity reduction, equal

friction and static regain, aspect ratio duct losses, distribution of air in rooms, nature and supply grill;

duct arrangement and air handling system.

A/C System: Unitary control system, special features of residential, commercial and industrial A/C

system, Uear roun a/c zoning.

Equipments: (1) Fans – types of fans, characteristics, curves, fan selection. (2) Air filter and cleaner. (3)

Cooling towers, evaporators, condensers (4) Cooling coils and water capacity, (5) Chemical

dehumidifiers, (6) Heaters, radiators, Convection coils.

Instruments and controls: Temperature, humidity, air velocoty measuring instruments, Thermostat,

humidiostat. By pass and damper control. Dew point control, noise control, Pneumatic control.

Books: 1.Refrigeration and Air-Conditioning by Ahmedul Ameen, PHI

2. Refrigeration and Air-Conditioning by C.P.Arora, Tata McGraw Hill

Publication.

3. Refrigeration and Air-Conditioning by M.Prasad

ME 824: Elective – III: COMPRESSORS AND GAS TURBINES (3-1-0)

Theory – 100 Sessional – 75

Classifications of turbo-machines, Application of Euler equation to radial and axial flow turbo-machines.

Centrifugal Compressors: Impeller, Blade shape, Diffuser, Velocity diagram, Inlet guide vane and

Prewhirl, slip, work done, Pressure rise, temperature rise, Enthalpy-entropy diagram, Efficiency,

characteristics, Surging.

Axial-flow compressors: Stage, stage-blading arrangement, Velocity diagram, blade angles,

Thermodynamics of the compressor stage, Enthalpy-entropy diagram, Efficiency, Degree of reaction,

stage pressure and temperature rise, work done factor, stage loading, pressure ratio of a multi-stage

compressor, surging and stall, characteristics curve.

Axial-flow turbines: Impulse turbines: Single stage and multi-stage turbines, bleeding and velocity

diagram, blading efficiency, thermodynamics of the stage, stage enthalpy entropy diagram, efficiency.

Reaction turbine: Stage, bleeding, Stage velocity diagram, thermodynamics of the stage, Enthalpy-

entropy diagram, Efficiency, Degree of reaction, Free vortex design, variation of degree of reaction with

radius, Flow characteristics of a multi-stage turbine.

Gas Turbines: Combined cycles, Compounding and governing of gas turbines.

Combustion System: Types of combustion chambers, the combustion chamber performance.

Blading materials: Influence of blading material on the maximum temperature of the cycle, Desirable

properties of a gas turbine blading material, various blading material and their strength and

weaknesses.

Jet Propulsion: Turboprop, Turbofan, Turbojet and Ramjet systems, matching of turbine and

compressor.

Recommended books:

1. Gas turbine theory by H. Cohen, G F C Rogers, HIH Saravanamutto, Longman Scientific and

Technical.

2. Turbines, Compressors and Fans by S M Yahaya, Tata-McGrow Hills.

3. Gas Turbines and Propulsive system by P R Khajuria and S P Dubey, Dhanpat Rai and sons.

EL III: ME 824 AUTOMOTIVE MECHANICS

Full Marks-100 (3 Hrs) (3-0-1)

Unit 1: Introduction-- History of automotive systems and operations, components of an automobile,

Basic Engine terminology, Classification of ifferent types of engines.

Unit 2: Power Unit—Principles of Engine operation, Engine parts and their functions, Multiple cylinder

Engines, Engine trouble and repairs.

Unit 3: Fuel Systems—Fuel used, systems for delivery of fuel to the engine, carburetor, fuel pump and

injector, common rail system for diesel injection, CRDI.

Unit 4: Intake and Exhaust Systems—Cylinder head and valves, valve actuation & lubrication, manifold

for intake and exhaust, connecting rod, piston, piston rings, gudgeon pin, crankcase, crankshaft and

bearings, camshaft and OHC, Timing chains and actuations of valves, VVT engine.

Unit 5: Power Transmission System— 1)manual and automatic transmission systems; meaning and

functioning. 2) the clutch- consruction and operation, mechanical versus hydraulic clutch. 3)Gear box:

types, gear system and gear box, process of speed changing and reversing. 4)Propeller shaft: strength

consideration and coupling used.5)Differential gear box: need, construction and operation.6) Axle and

Wheel assembly: solid/liquid lubrication in bearings, wheel alignment and balancing

(castor/camber/toe/ offset).7)Tyres- types, specification, rotation of tyres.

Unit 6: Chassis and Suspension system—1) Position of Engine; balance and road holding. 2)Springs(coil

and leaf) and dashpots.3)Steel and rubber bushes and mountings for engine. 4)Chassis construction and

types.

Unit 7: Steering systems—1) Rack and pinion system, tie rod and wheel pivot, turning radius & safety

arrangement. 2)Types: Mechanical system versus hydraulic systems(power steering), Electronic Power

Steering(EPS).

Unit 8: Braking system—1)Types of Brakes: drum and disc. 2)Brake system: mechanical, pneumatic and

hydraulic, and their operation. 3)Components: shoe materials, size and replacement, drum/disc repair

and replacement, Antilock Braking system(ABS).

Unit 9: Recent trends in automobile engineering.

1. Automotive Mechanics by Crouse and Anglin

2. IC Engines by V Ganeshan

3. Automotive electronics handbook by Ronald K Jurgen, McGraw Hill Professional Publication.

4. Understanding Automotive Electronics by William B. Ribbens, Butterworth-Heinemann, 225

Wildwood Avenue, Woburn, MA 01801-2041.

5. Automobile Electrical and Electronic Systems by Tom Denton, Elsevier Publication.

OPEN EL IV: ME 825: POWER PLANT TECHNOLOGY(3-1-0)

Theory: 100 Sessional: 75 Time: 3Hours

UNIT I : Introduction, power plants, types of power plants, requirements of plant design, Resources and

development. Concepts of captive power plant and co-generation.

UNIT II : Power plant lay-out and economics, general design of power plant, unit plant station, cost of

energy, selection of types of generator, selection of equipments, performance and operating

characteristics, Load division, Tariff methods.

UNIT III : Steam Power Plants : Site selection, General lay-out of thermal power plants, Steam

generation – high pressure boiler, Economiser, Superheater, Reheater, Regenerator, Super-critical

cycles, efficiency and heat rate, Air preheater, Fuel handling equipments, coal firing furnace, fluidised

bed combustion. Ash handling systems, Cooling tower and ponds. Steam turbines and ponds. Steam

turbines – Installations, testing and maintenance, trouble shooting, Optimisation of power plant

operating efficiency, Emission control.

UNIT IV : Diesel Power Plants: Introduction, plant lay-out, Engine performance, hea balance, Installation

and maintenance of Diesel Engines, advantages, trouble shooting, methods of starting.

UNIT V : Gas turbine plants : Site selection, layout, installation maintenance, inspecting governing, fuels,

materials, combined cycle, waste heat boiler.

UNIT VI: Hydroelectric Power Plants: Classification, types, governing, installation, operation and

maintenance.

UNIT VII: Nuclear Power Plants : Fission and fusion, Thermal fission reactors, types of plants, fast

breeding reactors.

UNIT VIII: Measurement and instrumentation : Importance, water purification and gas analysis.

UNIT IX : Environment aspects : Thermal pollution, Greenhouse effect, Acid precipitation, Radioactivity,

Noise pollution, methods of reduction of pollution.

UNIT X: Non-Conventional Power Plants: Introduction to non-conventional non-polluting types –

geothermal, wind, solar power plants and direct energy conversion systems.

Books recommended:

1. Power Plant Engineering by R.K.Rajput-Laxmi Publications(P) Ltd.-3ed’05

2. Power Plant Engineering by Arora & Domkundwar-Dhanpat Rai & Co.(P) Ltd.-5ed’04

3. Power Plant Engineering by P.K.Nag-Tata McGraw Hill Publishing Company LTD.-2ed,(8th p)-‘05

4. Power Plant Engineering by G.R.Nagpal-Khanna Publications-13ed’84

5. Power Plant Technology by M.M.El.Wakil- McGraw Hill Book Company,(ISE)-1st ed-‘85

OPEN EL IV: ME 825: Robotics & Applications

Theory: 100 Marks, Sessional: 75 Marks, Time: 3 Hours

Overview of Robotics.

Mechanical Design of robots, sensors, actuators, gearboxes, robot end-effectors, resolution, accuracy,

precision.

Describing the position and orientation of objects in 3D space. Coordinate frames, position, orientation

and velocity vectors in 3D, coordinate transformations. Applies directly to Computer Graphics.

How to mathematically define a path in space. How to control the robot to follow that path

Contact tasks, force sensing and control. Also: Haptic interfaces paralllel kinematics

Overview of computer vision and robotic applications of vision. Elements of a vision system, lighting,

sensors, optics. Geometry of imaging, projections, distortions, depth of field. Digitization, brightness,

color space, color depth, image formats. Camera calibration.

Binary images, thresholding, histograms. Area/moment statistics, morphological operations.

Segmentation, blob analysis, labeling. Spatial operations and transformations: Pixel neighborhoods,

convolution. Mean, Gaussian, Laplacian, gradient filters. Edge detection, Canny, Hough transform.

Overview of mobile robotics, applications. Sensors and estimation. Distributed robotics.

Overview of MEMS, scaling effects, micromanipulation. Microscope optics, depth from defocus, focus

measures. Examples from current research

ME 826L: Project – II

Sessional marks: 150

Pass marks: 75

Under this course the students are required to submit a project report on Mechanical

Engineering topics. The report should be submitted in a standard FORMAT prescribed by the

department .

ME 827L: Viva - Voce

Total marks: 75

Pass marks: 38

A final semester viva voce examination will be held at the end of B.E.8th semester examination. The viva

voce will be to assess the student on his/her overall knowledge of the subjects related to Mechanical

Engineering in addition to the project works he/she had undertaken in 7th and 8th semester.