NIT RAIPUR IV Sem MECHANICAL Syllabus

NIT-RAIPUR

V SEM MECHANICAL ENGINEERING SYLLABUS

DEPARTMENT OF MECHANICAL ENGINEERING

 

SYLLABUS

 

Name of the Subject Internal Combustion Engine Subject Code ME 20411 (ME)

Semester IV Board of Studies Mechanical Engg.

Maximum Marks 70 Minimum Marks 25

Lecture Periods/Week Tutorial Periods/Week Practical Periods/Week Credits

3 1 3 4+2

 

UNIT – I

 

Introduction :

 

Introduction of Internal and external combustion engine and their comparison, four stroke

cycle S.I. and C.I. engine, Two stroke engine, Comparison of four stroke and two stroke engines,

Comparison of S.I. and C.I. engine, Classification of I.C. engine, Valve timing diagram for S.I. and C.I.

engines, Effect of valve timing and engine speed on volumetric efficiency, reasons for ignition and

injection advance, Dual fuel, Multi-fuel and Wankel Rotary engine.

 

Cycles:

 

Reasons for deviation of actual cycle from air standard cycles, Variation specific heats and

cycle analysis, Fuel air cycles and their analysis, Actual cycles and their analysis, Purpose and

Thermodynamic cycle of supercharging.

 

UNIT – II

 

Fuels:

 

Basic requirement of I.C. Engine fuels, Requirement of an ideal gasoline, Structure of petroleum,

Effect of fuel structure on combustion, Volatility of liquid fuels, Effect of volatility on engine

performance for starting, Vapour lock, Acceleration, Percolation, Carburetor icing, and Crank case

dilution.

 

Combustion:

 

Determination of stoichometric air fuel ratio, F uel-air and exhaust gas analysis for a

given combustion process. Combustion in S.I. and C.I. engines, Detonation, Pre-ignition, Knocking,

Antiknock rating of fuels Octane number, Critical compression ratio, HUCR, performance number, Cetane

number, Dopes.

 

UNIT – III

 

Carburetor:

 

Properties of air-petrol mixtures, Mixture requirement, S imple carburetor, limitation of

simple carburetor, Modern carburetor, Main metering system, Idling system, Economizer system,

Acceleration pump and cold starting system. Nozzle lip, Venturi depression, Calculation of fuel jet and

venturi throat dia for given air fuel ratio. Petrol Injection system, Electronic fuel injection, advantage and

disadvantage of petrol injection, Multi point Fuel Injection System.

 

UNIT – IV

 

Ignition System:

 

Battery and magneto ignition system and their comparative study, Spark plug heat range,

Electronic ignition system, Firing order, Ignition timing, Centrifugal and vacuum ignition advance.

 

Injection System:

 

Requirement, type, F uel pump, T ype of fuel injector, T ype of nozzle,

A tomization, S pray penetration and spray direction, Multiple point fuel injection system.

 

Cooling System:

 

Cooling requirement, Air cooling, liquid cooling, T ype of liquid cooling system,

Advantage and disadvantage of air cooling and water cooling system, Antifreeze mixture.

 

Lubrication System:

 

Function of lubricating system, Properties of lubricating oil, Wet sump, Dry sump

and mist lubrication system.

 

Governing of I C Engine:

 

Necessity of governing, Various methods of governing.

 

UNIT – V

 

Testing and Performance:

 

Performance parameters, Measurements of brake power, Indicated power,

Friction power, Fuel and air consumption, Exhaust gas calorimeter, Calculation of various performance

parameter, Heat balance sheet. Performance current for S.I. and C.I. engine with load and speed.

 

Emission and Pollution:

 

SI Engine and CI Engine emissions and its control and comparison. Effect of

pollution on Human health and bio sphere.

 

Text Books:-

 

1. A Course in Internal Combustion Engines – M.L. Mathur & R.P. Sharma – Dhanpat Rai & Sons

2. Internal Combustion Engine – V. Ganeshan – TMH

 

Reference Books:-

 

1. A Course in Internal Combustion Engine – V.M. Domkundwar – Dhanpat Rai & Sons

2. Internal Combustion Engine – R. Yadav – Central Publishing House, Allahabad

3. Fundamental of Internal Combustion Engine – Paul W. Gill, James H. Smith, Eugene J. Ziurys

Oxford and IBH Publishing Company

4. Internal Combustion Engines – R.K.Rajput – Laxmi Publications

 

DEPARTMENT OF MECHANICAL ENGINEERING

 

SYLLABUS

 

Name of the Subject Fluid Mechanics Subject Code ME 20412 (ME)

Semester IV Board of Studies Mechanical Engg.

Maximum Marks 70 Minimum Marks 25

Lecture Periods/Week Tutorial Periods/Week Practical Periods/Week Credits

3 1 3 4+2

 

UNIT – I

 

Properties of fluid:

 

Fluid, ideal and real fluid, P roperties of fluid: Mass density, Weight density,

Specific volume, Specific gravity, Viscosity, Surface tension, Capillarity, Vapour pressure,

Compressibility and bulk modulus. Newtonian and non-Newtonian fluids.

 

Fluid statics :

 

Pressure, Pascal’s law, Hydrostatic law, Pressure measurement, Hydrostatic force on

submerged plane and curved surface, Buoyancy and Flotation, Liquid in relative equilibrium.

 

UNIT – II

 

Fluid kinematics:

 

Description of fluid motion, Langragian and Eulerian approach, Type of fluid flow,

Type of flow lines-path line, Streak line, Stream line, Stream tube, Continuity equation, Acceleration of

a fluid particle, Motion of fluid particle along curved path, Normal and tangential acceleration, Rotational

flow, Rotation and Vorticity, Circulation, Stream and potential function, Flow net, Its characteristics and

utilities, Vortex motion .

 

UNIT – III

 

Fluid dynamics:

 

Euler’s Equation, Bernoulli’s equation and its practical application, Venturimeter,

Orifice meter, Nozzle, Pitot tube, Impulse momentum equation, Momentum of Momentum equation,

Kinetic energy and Momentum correction factor.

 

UNIT – IV

 

Laminar & Turbulent flow:

 

Reynold’s experiment, Shear stress and pressure gradient relationship,

Flow of viscous fluids in circular pipe and between two parallel plates, Coutte flow, Shear stress &

velocity distribution for turbulent.

 

Flow through pipes:

 

Loss of energy in pipes, Hydraulic gradient and total energy line, pipe in series and

parallel, Equivalent pipe power transmission through pipe, Water hammer in pipes.

 

UNIT – V

 

Internal flows:

 

Friction factor, Darcy-Weisbach friction factor, Moody’s diagram, Boundary Layer theory,

Boundary layer equation, Laminar and turbulent boundary layer and its growth over flat plat. Momentum

boundary layer and its solutions, separation of boundary layer and its control.

 

Dimensional analysis:

 

Methods of dimensional analysis, Rayleigh’s method, Buckingham’s theorem,

Limitations, Model analysis, Dimensionless number and their significance, model laws, Reynolod’s model

law, Fraude’s model law, Euler’s model law, Weber’s model law, Mach’s Model law.

 

Text Books:-

 

1. Hydraulics and fluid Mechanics by Modi and Seth, 12

 

th ed. 1998, Standard Book House, Delhi

2.Fluid Mechanics and Hydraulic machines by R.K. Bansal, 8

 

th ed. 2002, Laxmi publication (P) Ltd.

3.Fluid Mechanics & machinery – C.P. kotharaman & R. Rudramoorthy New Age Pub.

 

Reference Books:-

 

1

 

. Mechanics of Fluid – B.S. Massey – English Language Book Society (U.K.)

2.Fluid Mechanics by V.L. Streeter & E.B. Wylie, 1

 

st SI metric ed. 1981, McGraw Hill Book Company.

 

DEPARTMENT OF MECHANICAL ENGINEERING

 

SYLLABUS

 

Name of the Subject Mechanics of Solid – II Subject Code ME 20413 (ME)

Semester IV Board of Studies Mechanical Engg.

Maximum Marks 70 Minimum Marks 25

Lecture Periods/Week Tutorial Periods/Week Practical Perids/Week Credits

3 1 0 4

 

UNIT – I

 

Energy Methods

 

: Introduction, Principles of superposition, Strain energy, Reciprocal relations,

Maxwell Betti theorem, Elastic strain energy in tension and compression, Strain energy in beams

subjected to bending and shafts to torsion. Impact loading in tension and bending, first & second theorem

of Castigliano and its applications.

 

UNIT- II

 

Fixed Beams:

 

Fixed beam subjected to different types of loads and couples, Calculations of fixing

moments and reactions at supports, deflection. Effect of sinking of support.

 

Continuous beams

 

: Continuous beams subjected to different type of loads and couples, beams with

overhang, beams with one end fixed, Clapeyron’s theorem. Effect of sinking of supports.

 

UNIT-III

 

Bending of curved bars:

 

Stresses in bars of small initial curvature, Winkler-Bach theory, Stresses in bars of

large initial curvature, Deflection of Crane hooks, Chain links, circular rings, stresses in circular rings.

 

UNIT-IV

 

Unsymmetrical Bending:

 

Introduction to unsymmetrical bending, Stresses and deflection in unsymmetric

bending, Shear center for angle, Channel and I-sections.

 

Columns:

 

Struts and Columns, Stability of columns, Euler’s formula for different end conditions,

Equivalent load, Eccentric loading, Rankine’s formula.

 

UNIT – V

 

Thin Pressure Vessel:

 

Thin Pressure Vessels, Circumferential and longitudinal stresses in thin cylindrical

shells and thin spherical shell under internal pressure,

 

Thick Pressure Vessel:

 

Stresses in thick and compound cylinders.

 

Text Books:

 

1. Advanced Mechanics of Materials–A.P. Boresi and O.M. Sidebottom–John Wiley & Sons

2. Strength of Materials – G.H. Rider – Macmillan

3. Mechanics of Material – J.M. Gere and S.P. Timoshenko – CBS publisher

4. Strength of Materials – R.K. Rajput – S.Chand & Company

 

Reference Books:

 

1. Mechanics of Material – F.P. Bear and E.E. Johnston – McGraw Hill

2. Strength of Material, Vol. I and II – S.P. Timo Shenko – EWP Press

3. Strength of Material – Dr. Sadhu Singh – Khanna Publishers

 

DEPARTMENT OF MECHANICAL ENGINEERING

 

SYLLABUS

 

Name of the Subject Measurement and Control Subject Code ME 20414 (ME)

Semester IV Board of Studies Mechanical Engg.

Maximum Marks 70 Minimum Marks 25

Lecture Periods/Week Tutorial Periods/Week Practical Periods/Week Credits

3 1 2 4+1

 

UNIT – I

 

Generalized Measurement System:

 

Introduction – Introduction to measurement and measuring

instruments, Generalized measuring system and functional elements, Units of measurement, Static and

dynamic performance characteristics of measurement devices, Calibration, Concept of error, Sources of

error, Statistical analysis of errors sensors and Transducers – Types of sensors, Type of transducers and

their characteristics.

 

UNIT – II

 

Measurement:

 

Measurement of displacement and angular velocity. Measurement of pressure:

Gravitational direct acting, Elastic and indirect type pressure transducers. Measurement of very low

pressure–Mcleod gauge and Pirani gauge. Measurement of temperature: Measurement of temperature by

thermometers, Bimetallic, Thermocouples, Thermistors and pyrometers-total radiation and optical

pyrometry, Thermocouples, RTDs, Pyrometers, Pyrometeric Cones.

 

Measurement of Strain:

 

Type of strain gauges and their working, Strain gauge circuits, Mcleod guage,

Pirani guage, Temperature compensation. Strain rosettes, Analysis of strains, Measurement of force and

torque.

 

UNIT- III

 

Measurement of flow

 

: Obstruction meters, Variable head meters, Hot wire and magnetic meters,

Ultrasonic flow meters. Vibration and noise measurement: Seismic instruments, Vibration pick ups and

decibel meters.

 

Data acquisition system:

 

Introduction to data acquisition systems, Single and multi channel systems,

Microprocessors and PC based data acquisition systems. Input – output devices signal transmission and

Processing, Devices and systems.

 

UNIT- IV

 

Metrology:

 

Standards of measurement, Linear and angular measurement devices and systems limit

gauges, Gauge blocks. Measurement of geometric forms like straightness, Flatness, Roundness and

Circularity, principles and application of optical projectors, Tool makers, Microscope, Autocollimators etc.

Principle and use of interferometers, Comparators, Measurement of screw threads and gears, Surface

texture measurement.

 

UNIT- V

 

Control:

 

Open Loop and Close Loop control, Transfer function, Stability Equations, Feed back systems.

 

Text Books:-

 

1. Measurement Systems, Application and Design – E.O. Doebelin – McGraw Hill

2. Mechanical Measurements and Control – D.S. Kumar – S.K. Kataria & Sons

3. Mechanical Measurements – G. Beckwith &Thomas G. – Pearson Education

4. Automatic Control Systems-Kuo

 

Reference Books:-

 

1. Engineering Metrology – K.J. Hume – MacDonald and Company

2. Engineering Metrology – I.C. Gupta – Dhanpat Rai & Sons

3. Mechanical & Industrial Measurements – R.K. Jain – Khanna Publishers.

 

DEPARTMENT OF MECHANICAL ENGINEERING

 

SYLLABUS

 

Name of the Subject Manufacturing Science – I Subject Code ME 20415 (ME)

Semester IV Board of Studies Mechanical Engg.

Maximum Marks 70 Minimum Marks 25

Lecture Periods/Week Tutorial Periods/Week Practical Periods/Week Credits

3 1 2 4+1

 

UNIT – I

 

Introduction to Manufacturing Processes:

 

Importance of manufacturing processes, classification,

economic and technological definitions of manufacturing processes.

 

Foundry Practice

 

Pattern making

 

– Types, material, allowances, core – types, materials and its properties.

 

Mould Making and Casting

 

– Types of sand moulding, design considerations, moulding machines &

moulding procedure, moulding sand – types, properties, composition and applications. Casting defects.

 

Special Casting Processes

 

: Investment casting, centrifugal casting, shell moulding, CO2 moulding, slush

casting, die casting.

 

UNIT – II

 

Welding:

 

Principles of Welding, survey and allied processes

 

Arc Welding:

 

TIG and MIG processes and their parameter selection, atomic hydrogen welding, welding

of cast iron, welding electrode – types, composition, specification.

 

Resistance Welding:

 

Principle, equipment and processes. Thermit Welding, brazing & soldering, Internal

and external welding defects, Inspection & testing of weld.

 

UNIT – III

 

Machine Tool Technology

 

Cutting Tool

 

– Types, requirements, specification & application

Geometry of Single Point Cutting Tool – Tool angel, Tool angle specification system, ASA, ORS and NRS

 

Mechanics of Metal Cutting:

 

Theories of metal cutting, Chip formation, types of chips, chip breakers,

Orthogonal and Oblique cutting, stress and strain in the chip, velocity relations, power and energy

requirement in metal cutting.

 

UNIT – IV

 

Machine Tools

 

Lathe:

 

Introduction, type, specification, construction, work holding devices & tools, mechanism and

attachments for various operations, taper turning, thread cutting operations, capston and turret lathe.

 

Shaper:

 

Introduction, type, specification, Quick return Mechanisms, Table feed mechanism, work holding

devices, shaper operations.

 

Slotter & Planner:

 

Introduction, specification, types of drives, types of machines.

 

Milling Machine:

 

Introduction, specification, types, mechanisms and attachments for milling, milling

operations, Indexing-simple, compound and differential.

 

UNIT – V

 

Drilling:

 

Introduction, drill nomenclature, types of drilling machines, other operations like counter boring,

counter sinking, spot facing etc.

 

Reaming:

 

Introduction, description of reamers, type of reaming operations.

 

Boring:

 

Introduction, types of boring machines, boring operations, boring tools

 

Broaching:

 

Introduction, types of broaches, nomenclature of broach, types of broaching machines.

 

Surface finishing operations:

 

Honing, lapping, super finishing, polishing, buffing, process parameters and

attainable grades of surface finish.

 

Text Books :

 

1. Manufacturing Technology (Vol. – I & II) – P.N. Rao – Tata McGraw Hill, New Delhi

2. A Text Book of Production Technology(Manufacturing Processes) – P.C. Sharma – S. Chand and

Company Ltd., New Delhi.

 

Reference Books :

 

1. Manufacturing Science – A. Ghosh & A.K. Mallik – East West Press Pvt. Ltd., New Delhi

2. Manufacturing Engineering and Technology – S. Kalpakjian & S.R. Schmid – Addision

Wesley Longman, New Delhi

3. Production Technology – R.K. Jain – Khanna Publishers, New Delhi

4. A Text Book of Production Technology (Vol. I & II) – O.P. Khanna – Dhanpat Rai & Sons, New

Delhi.

5. Shop Theory-James Anderson and Earl E Tatra, T Tata McGraw Hill, New Delhi.

6. Manufacturing Process (Vol-I&II)-H.S. Bawa-Tata McGraw Hill Pub. Company, New Delhi.

 

DEPARTMENT OF MECHANICAL ENGINEERING

 

SYLLABUS

 

Name of the Subject Kinematics of Machines Subject Code ME 20416 (ME)

Semester IV Board of Studies Mechanical Engg.

Maximum Marks 70 Minimum Marks 25

Lecture Periods/Week Tutorial Periods/Week Practical Periods/Week Credits

4 1 0 5

 

UNIT-I

 

Relative velocity:

 

Elements, pairs, Mechanism, Four bar chain and its inversion, Velocity diagrams,

Relative velocity method, Instantaneous centre method.

 

UNIT-II

 

Relative Acceleration:

 

Synthesis of mechanism, Pantograph, Lower pair mechanism, Relative acceleration

diagram, Kliens construction, Coroillis component of acceleration.

 

UNIT-III

 

(a) Inertia force analysis:

 

Effective force and inertia force on link, Inertia force on reciprocating engine.

Inertia force in four bar chain mechanism.

 

(b)Turning moment diagram and flywheel:

 

Turning moment diagram for single and multi cylinder

internal combustion engine, Coefficient of fluctuation of speed. Coefficient of fluctuation of energy,

Flywheel.

 

UNIT-IV

 

Governors:

 

Characteristics of centrifugal governors, Gravity controlled governors, Porter and proell.

Spring controlled centrifugal governor: Hartung, & hartnell governor. Performance parameter : Sensitivity,

stability, Isochoronism, Governor effort and power.

 

UNIT -V

 

(a) Friction:

 

Friction in turning pair, Application of friction circle in slider crank and four mechanism,

Pivot and collar friction, Thrust bearing.

 

(b) Brakes and dynamometer:

 

Simple block and shoe brake, Band brake, Band and block brake, and

internal expanding shoe brake, Absorption dynamometer, Transmission dynamometer.

 

Text Books:

 

1. Theory of machine – S.S.Ratan-Tata McGraw Hill.

2. The Theory of machine – Thomas Beven – CBS Publishers.

 

Reference Books:

 

1. Theory of mechanism and machine – A. Ghosh, A.K. Mallik –EWP Press.

2. Theory of Machine – Shigley, JE

3. Theory of Machine Jagdish Lal

4. Theory of machine – J.E. Singh – McGraw Hill.

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