Curricula, Scheme of Examinations & Syllabi for Semesters V to VIII of B. Tech. Degree Programme in Mechanical Engineering with effect from Academic Year 2000-2001




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НазваниеCurricula, Scheme of Examinations & Syllabi for Semesters V to VIII of B. Tech. Degree Programme in Mechanical Engineering with effect from Academic Year 2000-2001
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ME2K 603 : METAL CASTING & JOINING


(common with PM2K 603)


3 hours lecture and 1 hour tutorial per week


Module I (10 hours)

Introduction - solidification of metals - mechanism of solidification - solidification with predominant interface resistance - solidification with constant surface temperature - solidification with predominant resistance in mould and solidified metal - flow of molten metal in moulds - furnaces and melting practices - patterns - pattern allowance - design considerations - shrinkage and machining allowance - foundries


Module II (14 hours)

Casting processes - comparison - sand casting - shell moulding - silicate bonded sand process (CO2 process) - expended polystyrene process - plaster mould casting - ceramic mould casting - investment casting - permanent mould casting - slush casting - pressure casting - die casting - centrifugal casting - squeeze casting - semisolid casting (rheocasting, thixoforming) - casting techniques for single crystal components - rapid solidification - residual stress - defects - inspection of castings - casting design - gating system design - risering - casting alloys - economics of casting - design rules for castings - case studies with specific examples of sand cast and permanent mould cast parts


Module III (16 hours)

Classification - filler materials - consumable electrodes - liquid state - chemical - arc - resistance - electrical characteristics of the arc - analysis of metal transfer - free flight and short-circuiting metal transfer - equations for heat flow in welding - equations for temperature distribution in the Heat Affected Zone-Gas-Metal reactions - sensitivity to hydrogen porosity - weld pool solidification - contraction and residual stress crack sensitivity - dilution and uniformity of the weld deposit - solid state - liquid-solid state - process: OFW - SMAW - SAW- GMAW - FCAW - GTAW - PAW - ESW - EGW - RW - RSEW - HFRW - RPW - FW - SW - PEW - FOW - CW - USW - FRW - EXW - TW - EBW - LBW - DFW


Module IV (12 hours)

The metallurgy of welding - metallurgy of weld metal and HAZ for carbon steels, ferritic and high alloy steels, austenitic and high alloy steels non-ferrous metals (Aluminium and its alloys, Copper and its alloys, Magnesium and its alloys) - weld quality - weldability - testing welded joints - welding design and process selection - brazing, soldering, adhesive bonding and mechanical joining processes - joining plastics - surface energy and contact angle - capillary action in brazing and soldering - residual stress and stress concentration factors in adhesive bonding


Reference books

  1. Flemings M.C., “Solidification Processing”, McGraw Hill

  2. Serope Kalpakjian, Manufacturing Engineering & Technology, Addison Wesley

  3. Heine R.W., Loper C.R. Jr. & Rosenthal P.C., Principles of Metal Casting, Tata McGraw Hill

  4. American Welding Society, Welding Hand Book

  5. Doyle L.E., Manufacturing Processes and Materials for Engineers, Prentice Hall of India

  6. Metals HandBook- Vol.5., Welding Institute of Metals

  7. Lancaster J.F., “The Metallaurgy of Welding, Brazing and Soldering”, George Allen & Unwin Ltd.


Sessional work assessment

2 tests 2x15 = 30

2 assignments 2x10 = 20

Total marks = 50


University examination pattern

Q I - 8 short type questions of 5 marks each, 2 from each module

Q II - 2 questions A and B of 15marks each from module I with choice to answer any one

Q III - 2 questions A and B of 15marks each from module II with choice to answer any one

Q IV - 2 questions A and B of 15marks each from module III with choice to answer any one

Q V - 2 questions A and B of 15marks each from module IV with choice to answer any one

ME2K 604 : THERMAL ENGINEERING I


3 hours lecture and 1 hour tutorial per week


Module I (14 hours)

Internal combustion engines - classification - four stroke and two stroke engines - spark ignition and compression ignition engines - value timing diagram - thermodynamic analysis of air standard cycles - Otto, diesel and duel combustion cycles - engine testing - performance and characteristics of constant speed and variable speed engines - heat balance test - Morse test - retardation test - actual engine cycles - effect of dissociation - variable specific heats and heat losses - scavenging - objectives - effects and methods


Module II (13 hours)

Systems and components of IC engines - fuel systems - ignition systems - cooling - starting - lubrication - governing of IC engines - supercharging of SI and CI engines - turbocharging - exhaust emissions of IC engines - alternate potential engines - free piston engine - Wankel engine and stratified charged engine - automotive transmission system and its components


Module III (12 hours)

Combustion in IC engines - flame propagation - normal and abnormal combustion - detonation - pre ignition - after burning - HUCR - fuel rating - additives in petrol - combustion chambers of SI engines - combustion in CI engines - phase of normal combustion - diesel knock - effect of engine variables on diesel knock - cetane number - additives in diesel - combustion chambers of CI engines


Module IV (13 hours)

Gas turbine plants - open and closed cycles - thermodynamic cycles - regeneration - reheating - intercooling - efficiency and performance of gas turbines - rotary compressors - analysis - centrifugal and axial flow compressors - combustion chambers of gas turbines - cylindrical - annular and industrial type combustion chamber design - combustion intensity - combustion efficiency - pressure loss combustion process and stability loop - axial flow turbines - elementary and vortex theories - design of nozzles and blades for turbines - limiting factors in turbine design


Reference books

  1. Rogowsky, “Elements of Internal Combustion Engines”, Tata McGraw Hill

  2. Gill, Smith & Ziurys, “Fundamentals of Internal Combustion Engines”, Oxford and IBH

  3. Maleev, “Internal Combustion Engine Theory and Design” McGraw Hill

  4. Judge, “Modern Petrol Engines,” Chapman & Hall

  5. Benson & Whitehouse, “Internal Combustion Engines” Vol. I & II, Pergamon press

  6. Mathur & Mehta, “Thermodynamics and Heat Power Engineering”, Vol. I & II

  7. Cohen & Rogers, “Gas Turbine Theory,” Longmans


Sessional work assessment

2 tests 2x15 = 30

2 assignments 2x10 = 20

Total marks = 50


University examination pattern

Q I - 8 short type questions of 5 marks each, 2 from each module

Q II - 2 questions A and B of 15marks each from module I with choice to answer any one

Q III - 2 questions A and B of 15marks each from module II with choice to answer any one

Q IV - 2 questions A and B of 15marks each from module III with choice to answer any one

Q V - 2 questions A and B of 15marks each from module IV with choice to answer any one

ME2K 605 : MACHINE DESIGN I


3 hours lecture and 1 hour tutorial per week


Module I (13 hours)

Introduction to design - steps in design process - design factors - tolerances and fits - principles of standardisation - selection of materials - strength of mechanical elements - stress concentration - theories of failure - impact load - fatigue loading - consideration of creep and thermal stresses in design


Module II (13 hours)

Threaded fasteners - thread standards - stresses in screw threads - preloading of bolts - bolted joints - eccentric loading - gasketed joints - analysis of power screws - keys: types of keys and pins - stresses in keys and pins - design of keys - design of cotter and pin joints - riveted joints - stresses in riveted joints - strength analysis - boiler and tank joints - structural joints


Module III (13 hours)

Welded joints - types of welded joints - stresses in butt and fillet welds - torsion and bending in welded joints - welds subjected to fluctuating loads - design of welded machine parts and structural joints - springs: stresses in helical springs - deflection of helical springs - extension, compression and torsion springs - design of helical springs for static and fatigue loading - critical frequency of helical springs - stress analysis and design of leaf springs


Module IV (13 hours)

Power shafting - stresses in shafts - design for static loads - reversed bending and steady torsion - design for strength and deflection - design for fatigue loading - critical speed of shafts - stresses in couplings - design of couplings


Text book

Shigley J.E., Mechanical Engineering Design, McGraw Hill Book Company

Reference books

  1. Siegel, Maleev & Hartman, Mechanical Design of Machines, International Book Company

  2. Phelan R.M., Fundamentals of Mechanical Design, Tata McGraw Hill Publishing Co. Ltd.

  3. Doughtie V.L., & Vallance A.V., Design of Machine Elements, McGraw Hill Book Company

  4. Juvinall R.C. & Marshek K.M., Fundamentals of Machine Component Design, John Wiley

Data hand books (allowed for reference during examinations)

  1. Prof. Narayana Iyengar B. R. & Dr Lingaiah K., Machine Design Data Handbook, Vol. I &II

  2. P.S.G., Tech., Machine Design Data Handbook


Sessional work assessment

2 tests (best 2 out of 3 tests conducted) 2x15 = 30

2 assignments 2x10 = 20

Total marks = 50


University examination pattern

Q I - 8 short type questions of 5 marks each, 2 from each module

Q II - 2 questions A and B of 15marks each from module I with choice to answer any one

Q III - 2 questions A and B of 15marks each from module II with choice to answer any one

Q IV - 2 questions A and B of 15marks each from module III with choice to answer any one

Q V - 2 questions A and B of 15marks each from module IV with choice to answer any one

ME2K 606A : OPTIMISATION TECHNIQUES

(common with AI2K/CE2K/EC2K/EE2K/IC2K/PM2K 606A)


3 hours lecture and 1 hour tutorial per week


Module I: Linear programming I (13 hours)

Systems of linear equations and inequalities - convex sets - convex functions - formulation of linear programming problems - theory of simplex method - simplex algorithm - Charne’s M method - two phase method - duality in linear programming - dual simplex method


Module II: Linear programming II (13 hours)

Sensitivity analysis - parametric programming - bounded variable problems - transportation problem - development of the method - integrality property - degeneracy - unbalanced problems - assignment problem - development of the Hungarian method - routing problems


Module III: Nonlinear programming (13 hours)

Mathematical preliminaries of non-linear programming - gradient and Hessian - unimodal functions - convex and concave functions - role of convexity - unconstrained optimization - Fibonacci search - golden section search - optimal gradient method - classical optimisation - Lagrange multiplier method - Kuhn-Tucker conditions - quadratic programming - separable convex programming - Frank and Wolfe method


Module IV: Dynamic programming & game theory (13 hours)

Nature of dynamic programming problem - Bellman’s optimality principle - cargo loading problem - replacement problems - multistage production planning and allocation problems - rectangular games - two person zero sum games - pure and mixed strategies - 2m and m2 games - relation between theory of games and linear programming


Reference books

  1. Bazarra M.S., Jarvis J.J. & Sherali H.D., ‘Linear Programming and Network Problems', John Wiley

  2. Bazarra M.S., Sherali H.D. & Shetty C.M., ‘Nonlinear Programming, Theory and Algorithms', John Wiley

  3. Hadley G., ‘Linear Programming', Addison Wesley

  4. Hillier F.S. & Lieberman G.J. ‘Introduction to Operations Research', McGraw Hill

  5. Ravindran A., Phillips D.T. & Solberg J.J., Operations Research Principles and Practice, John Wiley

  6. Taha H.A., Operations Research, An introduction, P.H.I.

  7. Wagner H.M., ‘Principles of Operations Research with Application to Managerial Decisions', P.H.I.


Sessional work assessment

Assignments 2x10=20

2 tests 2x15=30

Total marks =50


University examination pattern

Q I - 8 short type questions of 5 marks each, 2 from each module

Q II - 2 questions A and B of 15marks each from module I with choice to answer any one

Q III - 2 questions A and B of 15marks each from module II with choice to answer any one

Q IV - 2 questions A and B of 15marks each from module III with choice to answer any one

Q V - 2 questions A and B of 15marks each from module IV with choice to answer any one
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