Mechanical Engineering semester 4

Fluid Mechanics (PCC-ME 203) - 4.5 CreditsPYQs

3L + 0T + 3P0/20 topics done

Detailed contents:

Unit 10/1Ask AI

Definition of fluid, Units and dimensions, Newton’s law of viscosity, Properties of fluids, mass, density, specific volume, specific gravity, viscosity, surface tension and capillarity, vapor pressure, compressibility and bulk modulus. 1 Hydrostatics; fluid force on plane and curved surfaces, manometers, buoyancy, uniformly accelerated motion

Unit 2Kinematics of fluid flow0/4Ask AI

Generalized continuity equationIrrotational motion and solution to Laplace equation. Concept of stream linesEquipotential LinesFlow Nets

Unit 3Dynamics of fluid flow0/3Ask AI

Control volume and control surfaceapplication of continuity equation and momentum equationBernoulli’s equation and its applications

Unit 4Concept of boundary layer, boundary layer thickness, Displacement thickness, momentum thickness, energy thicknessAsk AI

Unit 50/6Ask AI

Laminar viscous flow through circular conduitsCouette and Poiseuille flowTurbulent flow through pipesDarcy Weisbach equationfriction factor for smooth and rough pipesMoody’s diagram

Unit 60/5Ask AI

Need for dimensional analysismethods of dimensional analysisSimilitude and types of similitudeDimensionless parametersapplication of dimensionless parameters Model analysis

Unit 7Forces on immersed bodies, concepts of separation, drag force, circulation and lift forceAsk AI

References

➔ Frank M. White, Fluid Mechanics (Sixth Edition), Tata McGraw-Hill, New Delhi
(2008).
➔ J. O. Wilkes, Fluid Mechanics for Chemical Engineers, Prentice Hall (1999).
➔ Som and Biswas; Fluid Mechanics and machinery; TMH
➔ Cengal; Fluid Mechanics; TMH
➔ Modi & Seth; Fluid Mechanics; Standard Book House, Delhi
2
Practical:
➔ Determination of density & viscosity of oil.
➔ To determine the meta-centric height of a floating body.
➔ Measurement of Coefficient of Discharge of given Orifice and Venturimeter
➔ To determine the coefficient of discharge of Notch (Vand Rectangular types)
➔ To determine the friction factor for the pipes.
➔ To verify Bernoulli's Theorem.
➔ To find a critical Reynolds number for a pipe flow.
➔ To determine the minor losses due to sudden enlargement, sudden contraction
and bends.
➔ To show the velocity and pressure variation with radius in a free and forced
vortex
*At Least 8 experiments should be performed from above list

Applied Thermodynamics (PCC-ME 204) - 4 CreditsPYQs

3L + 1T + 0P0/6 topics done

Detailed contents: 3

Unit 1Introduction to solid, liquid and gaseous fuels0/1Ask AI

Stoichiometry, exhaust gas analysis- First law analysis of combustion reactions. Heat calculations using enthalpy tables. Adiabatic flame temperature. Chemical equilibrium and equilibrium composition calculations using free energy

Unit 2Thermodynamic cycles, Gas power cycles0/1Ask AI

Air standard Otto, Diesel and Dual Cycles. Air standard Brayton cycle, effect of reheat, regeneration and intercooling. Combined gas and vapor power cycles. Vapor compression refrigeration cycles and comparison with Carnot cycle, refrigerants and their properties

Unit 3Vapor power cycles0/1Ask AI

Basic Rankine cycle, Rankine cycle with superheat, reheat and regeneration, exergy analysis. Super- critical and ultra-super-critical Rankine cycle

Unit 40/1Ask AI

Basics of compressible flow. Stagnation properties, Isentropic flow of a perfect gas through a nozzle, choked flow, subsonic and supersonic flows- normal shocks- use of ideal gas tables for isentropic flow and normal shock flow- Flow of steam and refrigerant through nozzle, super saturation - compressible flow in diffusers, efficiency of nozzle and diffuser

Unit 5Analysis of steam turbines, velocity and pressure compounding of steam turbinesAsk AI

Unit 60/1Ask AI

Reciprocating compressors, staging of reciprocating compressors, optimal stage pressure ratio, effect of intercooling, minimum work for multistage reciprocating compressors

References

➔ Sonntag, R.E., Borgnakke, C. and Van Wylen, G. J., 2003, 6th Edition,
Fundamentals of Thermodynamics, John Wiley andSons.
➔ Jones, J. B. and Duggan, R. E., 1996, Engineering Thermodynamics,
Prentice-Hall of India
4
➔ Moran, M. J. and Shapiro, H. N., 1999, Fundamentals of Engineering
Thermodynamics, John Wiley and Sons.
➔ Nag, P. K, 1995, Engineering Thermodynamics, Tata McGraw-Hill Publishing Co.
Ltd

Strength of Materials (PCC-ME 205) - 4.5 CreditsPYQs

3L + 0T + 3P0/6 topics done

Detailed contents:

Unit 1Deformation in solids0/1Ask AI

Hooke’s law, stress and strain- tension, compression and shear stresses-elastic constants and their relations- volumetric, linear and shear strains- principal stresses and principal planes- Mohr’s circle, theories of failure

Unit 2Beams and types transverse loading on beams0/1Ask AI

shear force and bend moment diagrams- Types of beam supports, simply supported and overhanging beams, cantilevers. Theory of bending of beams, bending stress distribution and neutral axis, shear stress distribution, point and distributed loads

Unit 30/1Ask AI

5 Moment of inertia about an axis and polar moment of inertia, deflection of a beam using double integration method, computation of slopes and deflection in beams, Maxwell’s reciprocal Theorems

Unit 40/1Ask AI

Torsion, stresses and deformation in circular and hollow shafts, stepped shafts, deflection of shafts fixed at both ends, stresses and deflection of helical springs

Unit 50/1Ask AI

Axial and hoop stresses in cylinders subjected to internal pressure, deformation of thick and thin cylinders, deformation in spherical shells subjected to internal pressure

References

➔ Egor P. Popov, Engineering Mechanics of Solids, Prentice Hall of India, New
Delhi,2001.
➔ R. Subramanian, Strength of Materials, Oxford University Press,2007.
➔ Ferdinand P. Been, Russel Johnson Jr. and John J. Dewole, Mechanics of
Materials, Tata MCGraw Hill Publishing Co. Ltd., New Delhi 2005.
Practical:
➔ Hooke’s Law
➔ Hardness Test: Rockwell, Brinell, Vicker
➔ Izod & Charpy Impact Test
➔ Bending Test
➔ Torsion Test
➔ Shear test
➔ Compressive strength test
➔ Fatigue Test
➔ Verification of Maxwell’s reciprocal theorem
➔ Continuous beam deflection test
➔ Strain Measurement
*At Least 8 experiments should be performed from above list

Engineering Materials (PCC-ME 206) - 4 Credits

3L + 0T + 0P0/6 topics done

Detailed contents:

Unit 1Crystal Structure0/1Ask AI

Unit cells, Metallic crystal structures, Ceramics. Imperfection in solids: Point, line, interfacial and volume defects; dislocation strengthening mechanisms and slip systems, critically resolved shear stress

Unit 2Alloys, substitutional and interstitial solid solutions0/1Ask AI

Phase diagrams: Interpretation of binary phase diagrams and microstructure development; eutectic, peritectic, peritectoid and monotectic reactions. Iron-carbide phase diagram and microstructural aspects of ledeburite, austenite, ferrite and cementite, cast iron

Unit 3Mechanical Property measurement0/1Ask AI

Tensile, compression and torsion tests; Young’s modulus, relations between true and engineering stress-strain curves, generalized Hooke’s law, yielding and yield strength, ductility, resilience, toughness and elastic recovery; Hardness: Rockwell, Brinell and Vickers and their relation to strength, Introduction to non-destructive testing (NDT)

Unit 4Heat treatment of Steel0/1Ask AI

Annealing, tempering, normalising and spheroidising, isothermal transformation diagrams for Fe-C alloys and microstructure development. Continuous cooling curves, T-T-T diagram and interpretation of final microstructures 7 and properties- austempering, martempering, case hardening, carburizing, nitriding, cyaniding, carbo-nitriding, flame and induction hardening, vacuum and plasma hardening

Unit 50/1Ask AI

Alloying of steel, properties of stainless steel and tool steels, maraging steels- cast irons; grey, white, malleable and spheroidal cast irons- copper and copper alloys; brass, bronze and cupro-nickel; Aluminium and Al-Cu – Mg alloys- Nickel based superalloys and Titanium alloys

References

➔ W. D. Callister, 2006, “Materials Science and Engineering-An Introduction”,
6th Edition, Wiley India.
➔ Kenneth G. Budinski and Michael K. Budinski, “Engineering Materials”, Prentice
Hall of India Private Limited, 4th Indian Reprint, 2002.
➔ V. Raghavan, “Material Science and Engineering’, Prentice Hall of India
Private Limited, 1999.
➔ U. C. Jindal, “Engineering Materials and Metallurgy”, Pearson, 2011.

Instrumentation & Control (PCC-ME 207) - 4 CreditsPYQs

3L + 0T + 0P0/4 topics done

Unit 1Measurement systems and performance0/1Ask AI

configuration of a measuring system, Methods for correction for interfering and modifying inputs– accuracy, range, 8 resolution, error sources, precision, error sensitivity etc.Classification of errors and statistical analysis of experimental data

Unit 2Instrumentation system elements0/1Ask AI

sensors for common engineering measurements. Transducers based on variable resistance, variable induction, variable capacitance and piezo-electric effects, Displacement transducer

Unit 3Signal processing and conditioning; correction elements- actuators: pneumatic, hydraulic, electricAsk AI

Unit 4Control systems0/1Ask AI

basic elements, open/closed loop, design of block diagram; control method – P, PI, PID, when to choose what, tuning of controllers

Unit 50/1Ask AI

System models, transfer function and system response, frequency response; Nyquist diagrams and their use. Practical group based project utilizing above concepts

References

➔ Instrumentation and control systems by W. Bolton, 2nd edition, Newnes, 2000
➔ Thomas G. Beckwith, Roy D. Marangoni, John H. Lienhard V, Mechanical
Measurements (6 th Edition) 6th Edition, Pearson Education India, 2007
➔ Gregory K. McMillan, Process/Industrial Instruments and Controls Handbook,
Fifth Edition, McGraw-Hill: New York, 1999.

Environmental Science (-) - 0 Credits

Semester 4

Theory

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