Vth Sem Syllabus

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ME-302 FLUID SYSTEMS (4 CREDITS)

UNIT I

INTRODUCTION: Euler's equation of turbo machines; impulses and reaction forces due to fluid

systems on stationary and moving systems of vanes; jet propulsion.

UNIT II

WATER TURBINES: Classification; Pelton, Francis, propeller and Kaplan turbines; Velocity

triangles, efficiency, draft tubes, governing.

UNIT III

Pumps: Centrifugal pumps; velocity triangles, efficiency, turbine pumps, axial and mixed flow

pumps, positive displacement pumps; reciprocating, gear and wave pumps. Performance of

Fluid Machines: Similarity laws applied to roto-dynamic machines, specific speed, unit

quantities, characteristic curves, use of models, cavitation and attendant problems in turbo

machines, selection of turbines, hydroelectric plants.

UNIT IV

Hydraulic power transmission: Transmission of hydraulic power through pipe lines; water

hammer; precaution against water hammer in turbines and pump installations, hydraulic ram.

UNIT V

Miscellaneous Hydraulic Machines: Accumulators, intensifiers, presses, cranes, fluid coupling,

torque converter. Hydraulic and Pneumatic Power: Simple Hydraulic circuits, hydraulic control

valves, Pneumatic power.

UNIT VIIntroduction to Computational Fluid Dynamics and its Application for simple CFD solutions for

incompressible, compressible, laminar, turbulent flows, flows with heat transfer and flow with

free surface.

Suggested Readings:

1. Introduction to Fluid Mechanics and Fluid Machines, Som S.K & Biswas G Tata McGraw-Hills

Publishing Company Limited (2003)2. Fluid Mechanics, Yunus A. Cengel and John M Cimbala, Second Edition, McGraw-Hill

3. Fluid Mechanics, Dr. D.S. Kumar & Agarwal S.K Fluid Power Engineering, S.K. Kataria & Sons

(2008).

4. A Text Book of Fluid Mechanics & Hydraulic Machines", Dr. R.K Bansal Laxmi Publications (P)

Ltd

5. Fluid Flow Machines", Govinda Rao N.S, Tata McGraw-Hills Publishing Company Limited


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ME-304 MECHANICS OF SOLID (4 CREDITS)

UNIT I

Simple stresses and strains: Concept of stress and strain; stress and strain diagram, Hooke's

law, Young's modulus, Poison ratio, stress at a point, stress and strains in bars subjected to axial

loading. Modulus of elasticity, stress produced in compound bars subject to axial loading.Temperature stress and strain calculations due to applications of axial loads and variation of

temperature in single and compound walls.

Strain Energy: Strain Energy under due to axial loads, stresses due to sudden and impact loads.

UNIT II

Compound stress and strains: The two dimensional system; stress at a point on a plane,

principal stresses and principal planes; Mohr's circle of stresses.

Bending: bending theory, derivation of bending formula: its application to beam of rectangular,

circular and channel sections.

UNIT III: 3D Stress, Theory of failure ,Strain energy, Impact load : Concept of three dimensional

stress and strain, Stress tensor, three stress invariants, St. Vernants principle ,Generalized

hooks law, Theory of failures, Strain energy in torsion and bending, Castigliano Theorem.

UNIT IV

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

hollow and solid circular shafts torsional rigidity. principal stresses and maximum shear stresses

under combined loading of bending and torsion.

Springs: - Deflection of springs, Close-coiled helical springs subjected to axial load and axial

twist, spiral and leaf springs under torque and Moment.

UNIT V

Slope and deflection: Relationship between moment, slope and deflection, Mohr's theorem;

Moment area method; method of integration; Macaulay's method: Use of all these methods to

calculate slope and deflection for the following:

a) Cantilevers

b) Simply supported beams with and without overhang.

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

uniformly distributed loads.

Columns and struts: Columns of different end conditions and failure of columns, Euler's

formulas; Rankin-Gordon's formula, Johnson's empirical formula for axially loaded columns andtheir applications.

UNIT VI

Cylinders and spheres:

Thin Cylinders and spheres; Derivation of formulae and calculation of hoop stress longitudinal

stress in a thin cylinder and sphere subjected to internal pressure.


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Thick cylinders: Hoop, radial and longitudinal stresses in thick cylinders due to internal and

external pressure, Compound cylinders, Stresses in shrink fits.

Rotating disc of uniform thickness, disc of variable thickness, Rotating shaft and cylinders.

Suggested Readings:

1. "Engg. Mechanics of solids", Popov Eger P., Prentice Hall, New Delhi, 1998

2. "Strength of Materials", SriNath L.S., McMillan, New Delhi,2001

3. "Strength of Materials", Sadhu Singh, Khanna Publishers, New Delhi, 2000.

4. "Elements of Strength of Materials", Timoshenko S.P., East-West affiliated, New Delhi, 2000.

5. "Mechanics of Materials", Hibbler R.C Prentice Hall, New Delhi, 1994.

6. "Mechanics of Solids", Fenner, Roger T U.K. B.C. Publication, New Delhi, 1990.

7. Mechanics of materials by James M. Gere.


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ME-306 I C ENGINES LAB/FLUID SYSTEMS LAB (2 CREDITS)

ME-307DYNAMICS OF MACHINES LAB (2 CREDITS)

ME 308 MECHANICS OF SOLIDS LAB (2 CREDITS)

ME- 309 MANUFACTURING TECHNOLOGY-1 LAB (2 CREDITS)

ME-319 MINOR PROJECT - Industrial Training (Duration four weeks in winter

vacation at the end of Vsemester) (2 CREDITS)

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Vth Sem Syllabus