# Elective Courses floated for Semester-II of AY 2023-24

## [ME5XX] : Fundamentals of Compressible Flows

Course Instructor : Dr. Lipika Kabiraj

## [ME504] : Deep Learning for Physical Systems

Course Instructor : Dr Manish Agrawal

Course content:

Mathematics preliminaries : Convex optimization, Gradient based methods, Brief review of linear algebra, Basics of probability, Bayes theorem, Probability distributions.

Introduction to various machine learning techniques: Motivation of ML in mechanical engineering, Classification of various learning algorithms, linear regression, Polynomial regression, logistic regression, Principal component analysis, Support vector machines, Under-fitting, Over-fitting, Bias and Variance.

Neural networks: Neural network, Supervised learning with neural network, Forward and back propagation, Implementation of a neural network to solve a classification problem in Python, Regularization, Hyper- parameter optimization, Weight initialization, Implementation in Keras/Tensor flow, Convolution neural network, Recurrent neural network, LSTM, Auto encoders.

Project: Application of neural network into mechanical engineering

Useful books:

Deep Learning by Ian Goodfellow, Yoshua Bengio, and Aaron Courville, The MIT press.

Pattern recognition and machine learning by Christopher Bishop.

Neural Networks and deep learning by Michael Nielsen, ebook.

Deep Learning with Python by

## [ME514] : Fracture and Fatigue

Course Instructor : Dr Prabhat K Agnihotri

Course content: Basic mathematics, linear elastic fracture mechanics, elasto-plastic fracture mechanics, crack at bi-material interface, advance topics on fracture mechanics (composite materials, functionally graded materials), introduction to fatigue crack propagation.

Useful books:

T. L. Anderson Fracture Mechanics: Fundamentals and Applications CRC Press 3rd Edition 9780849316562

Alan T. Zehnder Fracture Mechanics Springer 1st Edition 9789400725959

Prashant Kumar Elements of Fracture Mechanics McGraw Hill 1st Edition 9780070656963

Subra Suresh Fatigue of materials Cambridge Press 2nd Edition 9780521578479

## [ME515] : Finite Element Methods in Engineering

Course Instructor : Dr Rajendra Munian

Course content:

1. FE Solution for discrete systems using direct approach:

Introduction and background of FEM; Solution for Discrete system: spring, bar, truss and heat conduction problems; forming elemental equation, global system equation and imposing boundary condition, computer implementation.

2. Finite Element Formulation for 1-D Problems:

Ritz method, Strong forms and weak forms, weighted residual methods, variational approach to the finite element methods, interpolations, coordinate transformations, numerical integrations in 1-D problems, Finite element formulation for Euler-Bernoulli beams.

3. Finite element formulations for multi-dimensional scaler field problems:

Finite Element Formulation for Heat Conduction Problems; Interpolations, coordinate transformations, numerical integrations.

4. Finite element formulations for multidimensional vector field problems:

Finite element formulation for 2-D and 3-D elasticity problems; Interpolations, coordinate transformations, numerical integrations in 2-D and 3D domain, Examples and Computer Implementation

Text books:

Fish, Jacob, and Ted Belytschko. A first course in finite elements. Vol. 1. New York: John Wiley & Sons, 2007.

Reference Books:

Kenneth H. Huebner, Donald L. Dewhirst, Douglas E. Smith, Ted G. Byrom, The Finite Element Methods for Engineers, 2001, John Wiley & Sons, INC.

Reddy, J. N. An introduction to the finite element method. 3rd Edison, New York: McGraw-Hill, 2006.

Bathe, Klaus-Jürgen. Finite element procedures. Klaus-Jurgen Bathe, 2006.

Zienkiewicz, Olgierd Cecil, and Robert Leroy Taylor. "The finite element method fifth edition volume 1: the basis." Massachusetts: Butterworth-Heinemann (2000).

Jog, C. S., Introduction to the Finite Element Method, Lecture Notes, IISc, Bangalore.

## [ME520] : Composite Materials

Course Instructor : Dr Srikant Shekhar Padhee

Course content:

Introduction

History and need of composite materials. Classifications of composite materials. Types of matrix and fillers. Advantages and disadvantages of composite materials.

Fabrication processes

Processing techniques and associated advantages and disadvantages. Governing factors.

Micromechanical analysis of a lamina.

Basic concepts, strain energy, volume and mass fractions, density and void content. Rule of mixture, Composite strength, Critical volume fraction, Strength of lamina. Semi-empirical models. Fiber packing. Symmetry considerations on stiffness matrix.

Macromechanical analysis of a lamina.

Reduced stiffness matrix in a 2D angle lamina. Elastic constants of a 2D angle lamina. Coupling terms in stiffness matrix. Invariant form of compliance and stiffness matrices. Failure theories of a lamina. Hygrothermal effects on composites.

Failure theories of FRPs and short fiber composites

Longitudinal compressive strength.

Transverse tensile strength.

Transverse compressive strength.

In-plane shear strength.

Short fiber composites.

Analysis of composite laminates

Laminate codes. Mid-plane strains and curvatures. ABBD matrix and laminate couplings. Engineering constants of laminates. Special laminates. Hygrothermal effects and warpage.

Progressive failure theory of laminates. Design methodology and Ranking of laminates

Homogenization theories

Eshelby tesnor, self-consistent scheme, Mori-Tanaka method, Hashin-Shritkamn bounds etc.

Experimental mechanics of composites

Concepts and methodology related to experimental testing of tensile strength, compressive strength, shear strength, fatigue resistance, fracture resistance, interlaminar shear strength, interfacial shear strength (IFSS) of composite laminates.

Introduction to advance topics

Sandwich structures, glare panels, nanocomposites and multifunctional composites.

Text books:

Analysis and performance of fiber composites – B. D.Agarwal and L. J. Broutman.

Mechanics of composite materials – Autar K. Kaw.

Micromechanics of defects in solids – Toshio Mura

Reference books:

Principles of composite material mechanics – Ronald F. Gibson.

Composite materials: science and engineering – K. K. Chawla.

Introduction to composite material design – Ever J. Barbero.

Composite materials: Science and application – Deborah D. L. Chung.

## [ME542] : Modern Manufacturing Processes

Course Instructor : Dr Samir Chandra Roy

Course content:

1. Mechanical based machining processes:

Mechanical based processes such as abrasive jet, water jet, abrasive flow, ultrasonic machining, low stress grinding will be taught

2. Chemical based machining processes:

Chemical based processes such as Electrochemical machining: grinding, polishing, sharpening, honing and turning; Chemical and thermochemical machining will be taught

3. Electrical and electrochemical based machining:

Electro-discharge machining, Electrochemical discharge grinding: electrostream and shaped tube electrolytic machining will be discussed

4. Thermal based machining processes:

Thermal energy methods of material processing by laser and electron beam, plasma arc and ion beam will be covered.

5. Coating techniques:

Physical vapour and chemical vapour deposition and plasma spraying will be covered

6. High energy rate forming and electroforming:

High energy rate forming such as explosive forming, electromagnetic forming and electroforming will be covered in this module.

Text books:

Groover, M. P. (2007). Fundamentals of modern manufacturing: materials processes, and systems. John Wiley & Sons.

Benedict, G. (2017). Nontraditional manufacturing processes. Routledge.

Pandey, P. C., & Shan, H. S. (1980). Modern manufacturing processes. 1980., Tata McGraw Hill

Jain, V. K. (2009). Advanced machining processes. Allied publishers.

Reference books:

Hassan Abdel-Gawad El-Hofy, Advanced Machining Processes: Nontraditional and Hybrid Machining Processes, McGraw-Hill, 2005

AmitabhaGhoshandAsokKumarMallik,ManufacturingSciences,EWPLtd.,2010.

## [ME546] : Micromanufacturing

Course Instructor : Dr Chandrakant K Nirala

## [ME549] : Additive Manufacturing

Course Instructor : Dr. Anupam Agrawal

Course content:

Introduction and Basic Principles, Photo-polymerization Processes, Powder Bed Fusion Processes,Extrusion-based and Printing Processes, Sheet Lamination Processes (SLP), Beam Deposition Processes,Direct Write Technologies, Design for AM and Process Selection Guidelines

Text books:

I. Gibson, D. W. Rosen, B. Stucker, Additive Manufacturing Technologies: Rapid Prototyping to Direct Digital Manufacturing, 2nd Edition, Springer, 2015

C.K. Chua, K.F. Leong, 3D Printing and Additive Manufacturing, World Scientific, 5th Edition, 2017.

A. Gebhardt, Understanding Additive Manufacturing: Rapid Prototyping, Rapid Tooling, Rapid Manufacturing, Hanser Publishers, 2011.

## [ME561] : Advanced Welding Technology

Course Instructor : Dr. Ravi Kant

Course content:

Introduction to various welding technologies

Characteristics of arc and mode of metal transfer

Welding fluxes and coatings

Welding machine characteristics

Weldability analysis and assessment

Residual stress, fracture and fatigue of welded joints

Automated welding and application based technology

Text Books:

Edward Bohnart. Welding: Principles and Practices. McGraw-hill, 2018.

R.S. Parmar. Welding Engineering and Technology. Khanna Publishers, 2013.

Reference Books:

Radovan Kovacevic. Welding processes. Intech Publishers, 2012.

Welding Handbook. Vol. 1-3, American Welding Society

Howard B. Cary. Modern Welding Technology. Prentice Hall Publication, New Jersy.

## [ME575] : Turbomachines

Course Instructor : Dr Ranjan Das

Course content:

1. Revision of Fluid dynamics and Heat Transfer

2. Flows in pipes and open channels

3. Lift, drag and flows over aerofoils/hydrofoils and elements of turbomachines, dimensional analysis

4. Hydro-turbines and centrifugal pumps

5. Centrifugal compressors and wind turbines

6. Introduction to compressible flows

7. Basics of gas turbines

8. Basics of steam turbines

Text books:

M Dubey, BVSSS Prasad and A Nema, Turbomachinery, McGraw-Hill Education, India

Reference Books:

SM Yahya, Turbines, Compressors and Fans, McGraw-Hill, India

SK Som and G Biswas, Introduction to Fluid Mechanics and Fluid Machines, Tata McGraw-Hill, India

## [ME576] : Convective Heat Transfer

Course Instructor : Dr. Devranjan Samanta

Course content:

Introduction to convective heat transfer, conservation of mass, momentum, and energy in fluid flows, viscous fluid flow and boundary layer approximation.

Forced convection: laminar boundary layer for a flat plate, boundary layer separation, non-dimensional form of the energy equation, thermal boundary layer equation, heat transfer in parallel flow over a flat surface, internal flows.

Natural convection: governing equation and similarity considerations, free convection in laminar flow over a vertical plate, empirical correlations in external free convection flows, inclined plates, long cylindrical spheres, free convection in enclosures, and cavities, combined free and forced convection.

Heat transfer with phase change: heat transfer in boiling, modes of boiling, regimes of pool boiling, pool boiling correlation, critical heat flux in nucleate pool boiling, forced convection boiling, modes of condensation, theory of film condensation, dropwise condensation.

Reference books:

Convective heat transfer Crawford and Kays

Convection heat transfer A. Bejan (Wiley, 3rd edition)

Fundamentals of Heat and Mass transfer -Sarit Das (Narosa)

Heat transfer- Incropera and Dewitt

## [ME580] : Computational Fluid Dynamics

Course Instructor : Dr. Navaneeth K Marath

## [ME677] : Thermal Management of Electronics

Course Instructor : Dr. Himanshu Tyagi

Course content:

Introduction: Introduction to microelectronic devices, Historical development, Moore’s law, Trends in heat flux dissipation in electronic devices,

Reliability: Temperature dependent failures, Reliability aspects.

Fundamentals: Review of modes of heat transfer, Thermal resistance network, Governing fluid dynamic and energy equations, Physical significance and length scales, Low Reynold number flows, Diffusion limit, Principles of micromixing

Single phase cooling: Microchannel heat sinks, fans, air vs water cooling, Flow distribution, Jet impingement cooling, Micro pin-fin heat sinks, Confined vortex shedding

Phase change cooling: Phase change materials, Thin Film evaporation, Heat pipes and Vapor Chambers, Flow boiling

Hotspots: Hotspots in microelectronics, Active and passive approaches for targeted thermal management of hotspots in microelectronics

3D chips: Thermal management of 3D integrated chipstacks

System considerations: Energy consumption in datacenters, performance metrics, Reuse of waste heat

Other applications: Concentrated photovoltaics, avionics, space technology, hybrid and electric vehicles

Main reference material: Research papers (to be shared by instructor)

Reference books:

Younes Shabany, Heat Transfer: Thermal Management of Electronics, CRC Press Inc, 2010.

J. P. Holman, Heat Transfer, 10th Ed., McGraw-Hill Series in Mechanical Engineering, McGraw-Hill, 2010.

F. M. White, Fluid Mechanics, 7th Ed., McGraw-Hill Series in Mechanical Engineering, McGraw-Hill, 2011.

## [ME624] : Machine Vibration Analysis

Course Instructor : Prof. Navin Kumar

Course content:

Undamped and damped free vibration, response under harmonic loading, resonance, base excitation and rotary unbalance,

Vibration Isolation, Transient response for periodic loading using Fourier series, Response for arbitrary non periodic loading,

Normal mode analysis for free vibration, forced vibration response,

Rayleigh damping, Orthogonality of eigenvectors, Decoupling forced vibration equations.

Conversion to first order ODE equations, Backward and forward Euler methods, Central difference method

Accelerometer, Seismometer, Force gage.

Generalized coordinates,Virtual work,

Lagrange's equations, Vibration of string,

Longitudinal and torsional vibration of rods, Euler equation for beams,

boundary conditions, mode summation method

Using FEM for solving vibration problems

Random vibration, Variance and standard deviation, Correlation,

Laplace and Fourier transform, Power spectrum

FFT, Machine diagnostics

Text books:

Theory of vibrations with applications by William T. Thomson, Marie Dillon Dahleh, Chandramouli Padmanabhan, Pearson publication, 2016.

Mechanical vibrations by Singiresu S. Rao, Prentice hall publication, 2010.

S. Timoshenko Vibration problems in Engineering, Wiley, 1974.

Reference Books:

Machinery noise and diagnostics by Richard H. Lion, Butterworths publication.

## [ME559] : Computer Integrated Design and Manufacturing Systems

Course Instructor : Dr Prabir Sarkar

Course content:

Introduction to CAD/CAM/CAE/CIM, Introduction to product design manufacturing and process planning,

Tools for CAD, introduction to geometric modeling, types of mathematical representation of curves, surfaces and solids

Design simulation, virtual manufacturing

Introduction to CNC machine tools, principle of operation of CNC, construction features including structure, drive system, tool-work movement actuation system, machine control system,

Part programming, manual and automated part programming on Lathe and machining centers using G & M codes

Automatic Tool Changer (ATC), Group technology; Flexible Manufacturing Systems (FMS), Robots, Automated Guided vehicles (AGV)s, Automated Storage and Retrieval Systems (ASRS), Sensors, microprocessors, controllers, hydraulic, pneumatic and electrical automation systems

CMM, 3D scanners, Reverse Engineering, Rapid Prototyping

Sustainability in design and manufacturing, introduction to different CAD/CAM/ CAE tools, modern cutting tool materials and their applications, Human factors in process automation and CADM , Standards in design and manufacturing

Industry 4.0, big data in manufacturing, some advanced manufacturing processes, case studies (if time permits), system design and system level thinking,

Reference books:

Ibrahim Zeid “CAD/CAM – Theory and Practice” Mc Hill, International edition, 1998

Mikell P. Groover, "Automation, Production Systems and CIM", PHI Pvt. Ltd., 1998

Thomas M. Crandell “CNC Machining and Programming, Industrial Press ISBN-0- 8311-3118-7

Reference Manuals of FANUC

Amitabha Ghosh, “Rapid prototyping : brief introduction”, Affiliated East-West Press Publication: New Delhi, 1997

Yorem Koren, "Computer Integrated Manufacturing Systems", McGraw Hill, 1983

Performance Modeling of Automated Manufacturing Systems, 2/e - Viswanadham, N. & Narahari, Y. (EEE) (PHI).

Principles of Computer Integrated Manufacturing - S. Kant Vajpayee, (PHI).

CAD / CAM Principles and Applications - P.N. Rao (Tata McGraw Hill).

CIM Handbook - Teicholtz & Orr (McGraw Hill)

CAD/CAM/CIM, 3/e - Radhakrishnan, Subramanayam & Raju (New Age International).

Computer Integrated Manufacturing, 2/e - James

## [ME505] : Engineering Ethics

Course Instructor : Dr. Rakesh Maurya