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ME 654 Wind Energy Conversion (3 0 0 6) Sources and characteristics of wind, selection of site, wind resource assessment, power in the wind; classification of wind turbines, horizontal and vertical axis wind turbines, wind turbine aerodynamics, applicationswind diesel systems, wind farms, wind pumps and offshore wind turbines; turbine airfoils and rotor wakes, operational characteristics; structural considerations, wind turbine acoustics, electric power systems, economic assessment, environmental and social issues. References:
ME 655 Energy Conservation and Waste Heat Recovery (3 0 0 6) Energy resources and use. Potential for energy conservation. Optimal utilization of fossil fuels. Total energy approach. Coupled cycles and combined plants. Cogeneration systems. Exergy analysis. Utilization of industrial waste heat. Properties of exhaust gas. Gastogas, gastoliquid heat recovery systems. Recuperators and regenerators. Shell and tube heat exchangers. Spiral tube and plate heat exchangers. Waste heat boilers: various types and design aspects. Heat pipes: theory and applications in waste heat recovery. Prime movers: sources and uses of waste heat. Fluidized bed heat recovery systems. Utilization of waste heat in refrigeration, heating, ventilation and air conditioning systems. Thermoelectric system to recover waste heat. Heat pump for energy recovery. Heat recovery from incineration plants. Utilization of low grade reject heat from power plants. Need for energy storage: Thermal, electrical, magnetic and chemical storage systems. Thermoeconomic optimization. References: 1. J. H. Harlock, Combined Heat and Power, Pergaman Press, 1987 2. F. Kreith and R. E. West, Energy Efficiency, CRC handbook, CRC Press,1999 3. Kays and London, Compact Heat Exchangers, 3rd edition, McGrawHill, New York. ME 656 Numerical Simulation and Modelling of Turbulent Flows (3 0 0 6) Introduction: Physical description and significance of turbulent flows. Transition and onset of turbulence; Turbulent free shear and wallbounded flows; Challenges and complexities. Direct Numerical Simulation (DNS): Introduction; Governing Equations; Computational cost; Examples of DNS of channel and freeshear flows. Large Eddy Simulation (LES): Introduction; Filtering; Filtered conservation equations; Smagorinsky’s model; Appraisal and perspective. Reynolds Averaged Equations: Reynolds averaging; Reynolds averaged equations; Closure problem. Turbulent Viscosity Models: Turbulent viscosity hypothesis; Algebraic models; Turbulentkineticenergy models; Exact and modelled equations for turbulentkineticenergy and its dissipation; Modifications for wall effects and buoyancydriven flows. ReynoldsStress Models: Introduction; Closure relations; Examples; Limitations. References: 1. Tennekes, H., and Lumley, J.L., 1972, A First Course in Turbulence, MIT Press, Cambridge, Massachusetts, USA. 2. Pope, S.B., 2000, Turbulent Flows, Cambridge University Press. 3. Ferziger, J.H., and Peric, M., 2002, Computational Methods for Fluid Dynamics, Springer. 4. Schlichting, H., and Gersten, K., 2000, Boundary Layer Theory, Springer. 5. Garde, R.J., 2000, Turbulent Flow, New Age International. 6. Wilcox, D.C., 1993, Turbulence Modelling for CFD, DCW Industries, California, USA. 7. White, F.M., 1991, Viscous Fluid Flow, McGrawHill. 8. White, F.M., 1999, Fluid Mechanics, McGrawHill. ME 657 Twophase Flow and Heat Transfer (3 0 0 6) Definitions; Review of onedimensional conservation equations in single phase flows; Governing equations for homogeneous, separated and driftflux models; Flow pattern maps for horizontal and vertical systems; Simplified treatment of stratified, bubbly, slug and annular flows. Thermodynamics of boiling; Pool boiling onset of nucleation, heat transfer coefficients, critical heat flux, effect of subcooling; Flow boiling onset of nucleation, heat transfer coefficients, critical heat flux, effect of subcooling. Condensation Film and dropwise condensation Text/References : 1. Wallis, G.B., One dimensional twophase flows, McGrawHill 1969. 2. Collier, J.B. and Thome, J.R., Convective boiling and condensation, Oxford Science Publications, 1994. 3. L S Tong and Y S Tang. Boiling Heat Transfer and TwoPhase Flow. Taylor and Francis, 1997. 4. P B Whalley. Boiling, Condensation and GasLiquid Flow. Oxford University Press, 1987. ME 667 Sorption Cooling and Heating Systems (3 0 0 6) Introduction: Classification of sorption systems, Absorption and adsorption systems, Dry and wet types; Working principles of sorption refrigeration system, heat pump and heat transformer; Wet absorption systems; Refrigerant absorbent combination: LiBrH_{2}O and NH_{3}H_{2}O solution thermodynamics, Pressure  concentration  temperature / enthalpy relations and charts; Analysis of single stage, multistage and hybrid systems; Types and design considerations for components such as absorbers, generators and rectifiers; Working principle of pumpless absorption systems; Dry absorption / adsorption systems; Refrigerant / Sorbent combinations and their properties; Metal hydride based systems; Heat and mass transfer in sorption beds; Analysis of metal hydride based refrigerator, heat pump and heat transformer; Selection of metal hydride alloys for various engineering applications. Texts / References:
ME 670 Advanced Computational Fluid Dynamics (3 0 0 6) Prerequisite: ME 602/ MA 573 or equivalent. Brief review of the governing equations in fluid dynamics; Compact and explicit convection schemes; Linear iterative solver – introduction to Conjugate Gradient method, Geometric multigrid technique; Structured Grid generation  algebraic methods, elliptic techniques; Finite difference technique  Convectiondiffusion equation, Projection method, coordinate transformation. Finite volume method  integral approximations, flows in simple and complex geometries, introduction to unstructured grid computations; Parallel computations  Need for vectorization, domain decomposition technique, MPI libraries; Introduction to Turbulent flow computations – ideas behind Direct Numerical Simulation (DNS), Large Eddy Simulation (LES) and turbulence modeling. Texts: 1. J. H. Ferziger and M. Peric, Computational Methods for Fluid Dynamics, Springer, 2002. 2. J. C. Tannehill, D. A. Anderson and R. H. Pletcher, Computational Fluid Mechanics and Heat Transfer, Taylor & Francis, 1997. References: 1. S. V. Patankar, Numerical Heat Transfer and Fluid Flow, Hemisphere, 2000. 2. J. D. Anderson Jr, Computational Fluid Dynamics, McGrawHill International Edition, 1995. 3. K.Muralidhar and T. Sundararajan, Computational Fluid Flow and Heat Transfer, Narosa Publishing House, 1995. 4. S. B. Pope, Turbulent Flows, Cambridge University Press, 2000. 5. Pierre Sagaut, Large Eddy Simulation for Incompressible Flows, Springer, 1998. 6. Tapan K. Sengupta, Fundamentals of Computational Fluid Dynamics, Universities Press, 2004. 7. J. H. Ferziger, NumericalMethods for Engineering Application, John Wiley & Sons,1998. Machine Design ME 605 Fracture, Fatigue and Failure Analysis (3 0 0 6) Fracture criteria, Introduction to linear elastic fracture mechanics, Analysis of simple crack problems, Nucleation and propagation of cracks, Correlation between microstructure and fracture behaviour in materials. Mechanisms of fracture, Mechanisms of fatigue crack initiation and propagation, Evaluation of fracture toughness, factors influencing fatigue strength, life prediction, prevention of fatigue failure Texts: 1. S.T. Rolfe and J.M Barson, Fracture and fatigue control in structures, Prentice Hall 2. David and Bruck, Elementary Engineering Fracture Mechanics, Norelho 3. N.E. Fros, et al, Metal fatigue, Clarendon Press 4. American Society for Metals, Case histories in failure analysis, ASM. ME 606 Solidification Processing (3 0 0 6) Thermodynamic principles of phase transformations: Binary solutions; equilibrium of heterogeneous systems; Principles of solidification: Nucleation and growth of pure metals and alloys, eutectic solidification; Solidification of ingots and castings: formation of plane front, columnar, equiaxed and dentritic structures; Various solidification techniques viz: sand casting, metal mold casting, continuous casting, zone melting, Rapid solidification, etc,. Influence of process variables on the properties of metallic materials. Texts: 1. D.S. Porter & K.E. Esterling, Phase transformation in metals and alloys, Chapman & Hall, 1981. 2. W. Kurtz and D.J. Fischer, Principles of Solidification, edition  3, Trans Tech Publications, 1992 3. John Campbell, Castings, Butterworth Heinemann, edition 1, 1998. 4. Casting , ASM hand book, Vol15, 1997. ME 607 Introduction to Composite Materials (3 0 0 6) Introduction – classifications, terminologies, manufacturing processes (in brief). Macromechanical analysis of lamina – Hooke’s law for anisotropic, monoclinic, orthotropic, transversely isotropic and isotropic materials–2D Unidirectional and angle ply lamina – Strength theories of lamina. Micromechanical analysis of lamina –Volume and mass fraction, density and void content – Evaluation of Elastic modulii, Ultimate strength of unidirectional lamina. Macromechanical analysis of laminates – Laminate code, Stress strain relations – Inplane and Flexural modulus,Hygrothermal effects. Failure Analysis and Design – Special cases of laminates, symmetric, cross ply, angle ply and antisymmetric laminates, failure criteria and failure modes Texts/ References
2. Agarwal, B D and Broutman, J. D, Analysis and Performance of Fiber Composites, New York, John Willey and Sons, 1990 3. Mallik, P. K, Fiber reinforced composites : materials, manufacturing and design, New York Marcel and Dekker, 1993 (2^{nd}edition) 4. Arthur, K Kaw, Mechanics of Composite Materials, CRC Press, 1997. 5. Reddy J N, Mechanics of Laminated Composite Plates, CRC Press 6. Mallik, P. K, Composite Engineering Hand Book, New York, Marcel and Dekker, 1997 (2^{nd} edition) ME 608 CADCAM (2 0 2 6) Introduction and components of Computer aided design (CAD)/Computer aided manufacturing (CAM)/Computer aided engineering (CAE) systems; Basic concepts of graphics programming; Transformation matrix; Rendering; Graphical user interface; Computer aided drafting systems; Geometric modeling systems – wireframe, surface and solid modeling systems; Nonmanifold systems; Assembly and webbased modeling systems; Representation and manipulation of conic sections; Hermite, Bezier, and Bspline curves and surfaces; Introduction to optimization; CAD/CAM integration; Numerical control – Concepts for manual and computer assisted part programming; Virtual engineering – components and applications; Extensive laboratory work on CAD (Solid modeling software), CAM (manufacturing software), and CAE (Finite element analysis software) Text
Reference Books:
ME 608 CADCAM (3 0 0 6) /(OLD) Introduction, automation & CAD/CAM/CIM, computers: mini, micro and programmable controllers, hardware and graphics software in CAD, CAD applications and integration with other software packages; NC and CNC machines; Part programming, Robots technology and applications; Group technology and process planning; CAPP, inventory management; MRP, MRPII; Process monitoring and control; Computerprocess interfacing; Coordinate measuring machine; Inspection and computeraided quality control; CIM and FMS; AI and expert systems in CIM, CAD/CAM/CIM implementation Texts: 1. M P Groover, and E. W. Zimmers, ComputerAided Design and Manufacturing, PrenticeHall India, 1996 2. P Radahkrishanan and S. Subramanyan, CAD/CAM/CIM, New Age International (P) Ltd, 1994 3. Jon Stenerson and Kelly Curran, Computer Numerical Control, Prentice Hall International, 1997 4. Daniel L. Ryan, ComputerAided Graphics and Design, Marcel Dekker Inc, 1994 5. David F. Rogers and J. Alan Adams, Mathematical Elements of Computer Graphics, Mc Graw Hill, 1990 ME 609 Optimization Methods in Engineering (3 0 0 6) Introduction to optimization; Formulation of optimization problems; Classical optimization techniques; Linear Programming; Nonlinear Programming; single variable, multivariable and constrained optimization; Specialised algorithms for integer programming and geometric programming; Nontraditional optimization algorithms. Texts: 1. S. S. Rao, Optimization: Theory and Applications, 2nd ed. Wiley Eastern, 1984. 2. K. Deb, Optimization for Engineering DesignAlgorithms and Examples, PrenticeHall India, 1995. 3. J. S. Arora, Introduction to Optimum Design, MCGrawHill, 1989. 4. G. V. Reklaitis, A. Ravindran and K. M. Ragsdell, Engineering Optimization Methods and Applications, Wiley, 1983. 5. R. L. Fox, Optimization Methods for Engineering Design, Addison Wesley, 1971. ME 613 Nonlinear Vibrations (3 0 0 6) Mechanical Vibrations Dynamics of conservative and nonconservative systems; Phase planes, fixed points; Local and global stability, Lyapunov theory; Analytical solution methods: Harmonic balance, equivalent linearization, perturbation techniques (LinstedtPoincare, Multiple Scales, Averaging – KrylovBogoliubovMitropolsky); Damping mechanisms; selfexcited systems, Van der Pol’s oscillator. Forced oscillations of SDOF systems, Duffing’s oscillator; primary, secondary, and multiple resonances; periodmultiplying bifurcations; Poincare’ maps, point attractors, limit cycles and their numerical computation, strange attractors and chaos; Types of bifurcations, Lyapunov exponents and their determination, fractal dimension. Parametric excitations, Floquet theory, Mathieu’s and Hill’s equations; effects of damping and nonlinearity; MDOF systems, solvability conditions, internal (autoparametric) resonances; Hopf bifurcation and panel flutter example. Application to continuous systems. Texts: 1. Nayfeh, A. H., and Mook, D. T., Nonlinear Oscillations, WileyInterscience, 1979. 2. Hayashi, C. Nonlinear Oscillations in Physical Systems, McGrawHill, 1964. 3. EvanIvanowski, R. M., Resonance Oscillations in Mechanical Systems, Elsevier, 1976. 4. Nayfeh, A. H., and Balachandran, B., Applied Nonlinear Dynamics, Wiley, 1995. 5. Seydel, R., From Equilibrium to Chaos: Practical Bifurcation and Stability Analysis, Elsevier, 1988. 6. Moon, F. C., Chaotic & Fractal Dynamics: An Introduction for Applied Scientists and Engineers, Wiley, 1992. 7. Srinivasan, P. Nonlinear Mechanical Vibrations, New Age International, 1995. 8. Rao, J. S., Advanced Theory of Vibration: Nonlinear Vibration and Onedimensional Structures, New Age International, 1992. ME 614 Random Vibrations (3 0 0 6) Introduction to probability theory, random process. Excitation response relations for stationary random processes single and multidegree of freedom system with linear and nonlinear characteristics, continuous systems. Failure due to random vibration in mechanical systems. Brief discussion on measurement and processing of random data. Texts: 1. D. E. Newland, An Introduction to Random Vibrations and Spectral Analysis, Second Ed., Longman Inc., NewYork, 1984 2. N. C. Nigam, Introduction to Random Vibrations, MIT Press, Cambridge, 1983 ME 615 Rotor Dynamics (3 0 0 6) Rotorbearing interaction. Flexural vibration, critical speeds of shafts, Effects of anisotropic bearings, unbalanced response of an asymmetric shaft. Gyroscopic effects. Aerodynamic effects. Equivalent discrete system. Geared and branched systems. Fluid film bearings: Steady state characteristics of bearings. Rigid and flexible rotor balancing. Condition monitoring of rotating machinery. Measurement techniques. Texts: 1. J. S. Rao, Rotor Dynamics, Third ed., New Age, New Delhi, 1996 2. M. J. Goodwin, Dynamics of RotorBearing Systems, Unwin Hyman, Sydney, 1989. ME 625 Fracture Mechanics (3 0 0 6) Griffith’s theory of brittle failures; Irwin’s stress intensity factors; Linear elastic fracture mechanics: The stress analysis of crack tips, Macroscopic theories in crack extension, Instability and Rcurves, Crack tip plasticity, K as a failure criterion, Mixed mode of fracture, Analytical and Experimental methods of determining K; Elastic plastic fracture mechanics: Crack tip opening displacement, J Integrals, Crack growth resistance curves, Crack tip constraint under large scale yielding, creep crack growth; Microscopic theories of fracture: Ductile and cleavage fracture, ductilebrittle transition, intergranular fracture; Fatigue crack propagation: Fatigue crack growth theories, crack closure, Microscopic theories of fatigue crack growth; Application of theories of fracture mechanics in design and materials development Texts : 1. T. L. Anderson, Fracture Mechanics Fundamentals and Applications, CRC Press, 1994 2. D. Brock, Elementary Engineering Fracture Mechanics, Maritinus Nijhoff Publishers, 1982 3. S. T. Rolfe and J. M. Barson, Fracture and Fatigue Control in Structures, PHI, 1977 ME 626 Aeroacoustics of Exhaust Systems (3 0 0 6) Propagation of plane and threedimensional waves in rectangular and circular ducts, dissipative ducts, theory of acoustic filters, units for measurement of sound and performance parameters, aeroacoustics, exhaust process, Transfer matrices for various tubular and perforated elements, Time domain analysis of exhaust systems, Flow acoustic measurements, dissipative ducts and mufflers, design of mufflers. Texts: 1. Marvin Goldstein, Aeroacoustics, McGrawHill, 1983 2. L. E. Kinsler and A. R. Frey, Fundamentals of Acoustics, Wiley, 1962 3. M. L. Munjal, Aeroacoustics of Ducts and Mufflers, Wiley, 1987
ME 627 Industrial Noise Control (3 0 0 6) Principles of sound generation and propagation, sound attenuation, sound absorption, sources of industrial noise, effects of noise, noise measurement units and instruments, identification of source of noise, noise evaluation procedures, acoustical enclosures, design of reactive and absorptive mufflers, active noise control, designing for quieter machines and processes, case studies. Texts: 1. Leo L. Beranek, Noise and Vibration Control, McGrawHill, 1971 2. J. D. Irwin and E. R. Graf, Industrial Noise and Vibration Control, Prentice Hall, 1979 3. Cyril M Harris, Handbook of Noise Control, McGrawHill 4. Baxa, Noise Control in Internal Combustion Engines, Wiley, 1982
ME 632 Condition Monitoring of Machines (3 0 0 6) Introduction to machinery maintenance, basic vibration theory, fundamentals of data acquisition, principles of condition monitoring, transducers for condition monitoring, fault diagnosis in rotating machines, NDT methods in condition monitoring, wear and debris analysis, case studies in condition monitoring. Texts: R. A. Collacott, Vibration Monitoring and Diagnosis, Willey, New York, 1979 H. P. Bloch and F. P. Geitner, Practical Machinery Management for Process Plants, Vol. 1, 2 3 & 4., Gulf Publishing Company, 1983 H. M. Harris and C. E. Crede, Shock and Vibration Handbook, McGrawHill Book Company, 1994 A. V. Oppenheim and R.W. Shafer, Digital Signal Processing, PrenticeHall, Inc., 1975 V. Wowk, Machinery Vibration Measurement and Analysis, McGrawHill, Inc., 1991 R. B. Randall, Frequency Analysis, Bruel & Kjaer Publication, 1986 J. S. Bendat and A. G. Piersol, Engineering applications of correlation and Spectral Analysis, John Wiley & Sons, 1980 ME 640 Robotics and Robot Applications (3 0 0 6) Definition and classification of ROBOTS and manipulators, motion and degrees of freedom, motion categories, uses, field of applications, Robot Arm Kinematics: Direct and Inverse, Robot arm dynamics, Manipulator trajectories, control of robot manipulators. Introduction to sensing and vision in robotics. Texts: 1. K. S. Fu, R. C. Gonzalez and C.S.G. Lee, ROBOTICS: Control, Sensing,Vision and Intelligence, McGrawHill, 1987. 2.B. K. P. Horn, Robot Vision, MIT Press, Cambridge,1986. 3. J. J. Craig, Introduction to Robotics, AddisionWesley,1989. 4.Y. Koren, Robotics for Engineers, MsGraw Hill,1985. ME 643 Material Characterization Methods (3 0 0 6) XRay Techniques: Elements of Crystallography, Principles of Xray diffraction, Xray equipment and data analysis; associated techniques in Xray spectroscopy; Fundamentals of elementa analysis. Optical/Electron Microscopy Techniques: Specimen preparation techniques for optical and electron microscopy in metallurgy. Elements of phase identification, grain size determination, inclusion analysis, Image analysis, etc.. Electron diffraction, SEM, Failure analysis and fractography, EDAX / EPMA, data analysis. Neutron Scattering Techniques: Diffraction, inelastic scattering and reflectometry. Thermal Analysis: Principles and applications of thermal analysis; DTA, DSC, TGA, TMA, DMA, etc. Mechanical Property characterisation: Principles and chartacterisation techniques related to Tensile, compressive, hardness, fatigue, and fracture toughness properties. Deformation; Superplasticity. Texts: 1. Materials characterisation, Vol. 10, ASM hand book, 1997 , 2. B. D. Cullitey, Elements of Xray diffraction, AddisonWesely, 1968. 3. G. Dieter, Mechanical Metallurgy, McGraw Hill, 1996. 4. ASTM handbook, vol. 3, 1997. 5. R.F. Speyer, Thermal Analysis of Materials, Marcel Decker, 1994. ME 644 Modern Control (3 0 0 6) Linear state variable systems: Continuous time systems, Discrete time systems, minimum phase systems, Reachability, Controllability, Observability, Realization and canonical forms, State variable feed back, stabilizability, and Dectectability, Output feedback. Optimal control of mechanical systems: Continuous time linear quadratic regulator (LQR), Steady state and sub optimal control, minimum time and constrained input design, LQR with output feed back, tracking problems. State estimators: Continuous observer, Reduced order observer, Kalman filter. Linear quadratic Gaussian (LQG) design, LQG/LTR design. Texts : 1. K. Ogata, Modern Control Engineering, Third edition, Prentice Hall 1994.
ME 645 Mechatronics (2 0 2 6) Introduction: Definition of Mechatronics, Mechatronics in manufacturing, Products, and design. Comparison between Traditional and Mechatronics approach. Electronics: Review of fundamental of lectronics. Data conversion devices, sensors, microsensors, transducers, electrical contacts, actuators, and switches, contactless input devices, signal processing devices; relays, contactors, timers, output devices. Microprocessors and controllers. Drives: Stepper motors, servo drives. Mechanical: Ball screws, linear motion bearings, cams, systems controlled by camshafts, indexing mechanisms, hoppers, magazines, Chutes, transfer systems. Typical Mechatronics systems. Hydraulics: Hydraulic elements, walls, actuators, and various other elements. Hydraulic powder packs, pumps. Design of hydraulic circuits. Pneumatics: production, distribution and conditioning of compressed air. System components and graphic representations. Various types of controllers. Design and fabrication of Mechatronics systems. Texts: 1. HMT ltd. Mechatronics, Tata McgrawHill, New Delhi, 1988. 2. G.W. Kurtz, J.K. Schueller, P.W. Claar . II, Machine design for mobile and industrial applications, SAE, 1994. 3. T.O. Boucher, Computer automation in manufacturing  an Introduction, Chappman and Hall, 1996. 4. Mechatronics, Intl. J. published by Pergamon Press ME 649 Analysis and Identification in RotorBearingFoundation Systems (3 0 0 6) Finite element analysis of the torsional and bending critical speeds of simple shafts. Gyroscopic effects: whirl speed analysis (Campbell diagram). Effect of internal/ external damping. Rotors with Timoshenko shaft element. Shaft crack element. Bearing stiffness and damping coefficients. Simple rotor instability. Unbalance response. Flexible foundation models. Identification of bearing and foundation models. Identification of the unbalance in the rotor. Vibration measurements in rotor systems. References:
Journals: Journal of Sound and Vibration, Academic Press. Journal of Vibration and Acoustics, Transactions of ASME. Journal of Machine Design, Transactions of ASME. Journal of Tribology, Transactions of ASME. Etc. ME 658 Signal Processing and Model Estimation (2 0 2 6) Transforming from the time domain to the frequency domain. The effects of leakage and the use of windows. The basics of data acquisition, including sampling, aliasing and resolution. The estimation of frequency response and transfer functions. Gausing measurement quality. The different types of excitation signals and their advantages. The transformation of equations of motion to discrete time. Identification of dynamic models from measurements using time domain data. The selection of model order. An introduction to curve fitting and experimental modal analysis. The identification of physical parameters of models from measured data. Text:
ME 659 Tribology of Bearings (3 0 0 6) Introduction, Properties and Testing of Lubricants, Basic Equations, Idealized Hydrodynamic Bearings. Finite Bearings, Oil Flow and Thermal equilibrium, Bearing Design, Squeeze Film bearings, Hydrodynamic Instability. Externally pressurized Oil Bearings. Gaslubricated Bearings. Elastohydrodynamic Lubrication, Surface Roughness Effect on Hydrodynamic Bearings and Elastohydrodynamic Line contacts. Ball Bearings, Roller Bearings. Friction of Metals. Wear of Metals. Texts: 1. B C Majumdar, 1999, “Introduction to Tribology of Bearings”, A. H. Wheeler & Co. Ltd., New Delhi. 2. Pinkus, O. and Sternlicht, B., 1961, “Theory of hydrodynamic lubrication”, Mc Graw Hill Book Co. Inc., New York. 3. A Cameron and C.M. Mc Ettles, 1987, “Basic Lubrication Theory”, Wiley Eastern Ltd., New Delhi. ME 661 Computer Aided Engineering Design (3 0 0 6) Computer graphics fundamentals: Transformations, projections; Parametric curves: Differential geometry of curves, Hermite (PC), Bezier and BSpline curves; Parametric surfaces: Differential geometry of surfaces, differential geometry of ruled and developable surfaces, Ferguson, Coon’s, Bezier and BSpline surface patches, sweep and cylindrical surfaces, composite surface; Representation of solids: Cellular decomposition models, brep and CSG models, parametric instancing and sweep; CG, mass & geometrical properties; Data transfer; CAD for FEA, design optimization and CAM; Recent trends: Reverse engineering and rapid manufacturing. 