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ACADEMIC REGULATIONS & COURSE STRUCTURE
For
MACHINE DESIGN
(Applicable for batches admitted from 2016-2017)
JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY: KAKINADA
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KAKINADA - 533 003, Andhra Pradesh, India
I Semester
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| S.No. | Subject | L | P | C |
|---|---|---|---|---|
| 1 | Computational Methods in Engineering | 4 | -- | 3 |
| 2 | Advanced Mechanics of Solids | 4 | -- | 3 |
| 3 | Advanced Mechanisms | 4 | -- | 3 |
| 4 | Mechanical Vibrations | 4 | -- | 3 |
| 5 | Elective - I
| |||
| 4 | -- | 3 | ||
| 6 | Elective - II
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| 4 | -- | 3 | ||
| 7 | Machine Dynamics Lab | -- | 3 | 2 |
| Total Credits 20 | ||||
II Semester
| S.No. | Subject | L | P | C |
|---|---|---|---|---|
| 1 | Optimization and Reliability | 4 | -- | 3 |
| 2 | Experimental Stress Analysis | 4 | -- | 3 |
| 3 | Finite Element Method | 4 | -- | 3 |
| 4 | Design with advanced Materials | 4 | -- | 3 |
| 5 | Elective - III
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| 4 | -- | 3 | ||
| 6 | Elective-IV
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| 4 | -- | 3 | ||
| 7 | Design Practice Lab | -- | 3 | 2 |
| Total Credits 20 | ||||
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III Semester
| S. No. | Subject | L | P | Credits |
|---|---|---|---|---|
| 1 | Comprehensive Viva-Voce | -- | -- | 2 |
| 2 | Seminar - I | -- | -- | 2 |
| 3 | Project Work Part - I | -- | -- | 16 |
| Total Credits 20 | ||||
IV Semester
| S. No. | Subject | L | P | Credits |
|---|---|---|---|---|
| 1 | Seminar - II | -- | -- | 2 |
| 2 | Project Work Part - II | -- | -- | 18 |
| Total Credits 20 | ||||
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| I Year I Semester | COMPUTATIONAL METHODS IN ENGINEERING | L 4 | P 0 | C 3 |
|---|
Unit - I
Introduction to numerical methods applied to engineering problems: Examples, solving sets of equations – Matrix notation – Determinants and inversion – Iterative methods – Relaxation methods – System of non-linear equations. Least square approximation fitting of non-linear curves by least squares –regression analysis- multiple linear regression, non linear regression - computer programs.
Unit - II
Boundary value problems and characteristic value problems: Shooting method – Solution through a set of equations – Derivative boundary conditions – Rayleigh Ritz method – Characteristic value problems.
Unit – III
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Transformation Techniques: Continuous fourier series, frequency and time domains, laplace transform, fourier integral and transform, discrete fourier transform (DFT), Fast fourier transform (FFT).
Unit – IV
Numerical solutions of partial differential equations: Laplace's equations – Representations as a difference equation – Iterative methods for Laplace's equations – poisson equation – Examples - Derivative boundary conditions - Irregular and non rectangular grids – Matrix patterns, sparseness - ADI method - Finite element method.
Unit – V
Partial differential equations: Explicit Crank-Nickelson method – Derivative boundary condition – Stability and convergence criteria. Solving wave equation by finite differences-stability of numerical method –method of characteristics-wave equation in two space dimensions-computer programs.
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TEXT BOOKS:
1. Steven C.Chapra, Raymond P.Canale “Numerical Methods for Engineers" Tata Mc-Graw Hill
2.Curtis F.Gerald, Partick.O.Wheatly,”Applied numerical analysis"Addison-Wesley,1989
3.Douglas J.Faires,Riched Burden”Numerical methods”, Brooks/Cole publishing company, 1998.Second edition.
References:
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1.Ward Cheney and David Kincaid “Numerical mathematics and computing" Brooks/Cole publishing company1999, Fourth edition.
2.Riley K.F,. M.P.Hobson and Bence S.J,”Mathematical methods for physics and engineering", Cambridge University press,1999.
3. Kreysis, Advanced Mathematics
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| I Year I Semester | ADVANCED MECHANICS OF SOLIDS | L 4 | P 0 | C 3 |
|---|
Unit I
Theories of stress and strain, Definition of stress at a point, stress notation, principal stresses, other properties, differential equations of motion of a deformable body, deformation of a deformable body, strain theory, principal strains, strain of a volume element, small displacement theory.
Stress -strain temperature relations: Elastic and non elastic response of a solid, first law of thermodynamics, Hooke's Law, Anisotropic elasticity, Hooke's Law, Isotropic elasticity, initiation of Yield, Yield criteria.
Unit II
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Failure criteria: Modes of failure, Failure criteria, Excessive deflections, Yield initiation, fracture, Progressive fracture, (High Cycle fatigue for number of cycles N > 10º, buckling. Application of energy methods: Elastic deflections and statically indeterminate members and structures: Principle of stationary potential energy, Castiglione's theorem on deflections, Castiglione's theorem on deflections for linear load deflection relations, deflections of statically determinate structures.
Unit III
Unsymmetrical bending: Bending stresses in Beams subjected to Nonsymmetrical bending; Deflection of straight beams due to nonsymmetrical bending.
Curved beam theory: Winkler Bach formula for circumferential stress – Limitations – Correction factors -Radial stress in curved beams – closed ring subjected to concentrated and uniform loads-stresses in chain links.
Unit IV
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Torsion : Linear elastic solution; Prandtl elastic membrane (Soap-Film) Analogy; Narrow rectangular cross Section ;Hollow thin wall torsion members,Multiply connected Cross Section.
Unit V
Contact stresses: Introduction of determining contact stresses; Assumptions on which a solution for contact stresses is based; Expressions for principal stresses; Method of computing contact stresses; Deflection of bodies in point contact; Stresses for two bodies in contact over narrow rectangular area (Line contact), Loads normal to area; Stresses for two bodies in line contact, Normal and Tangent to contact area.
Textbooks:
1.Advanced Mechanics of materials by Boresi & Sidebottom-Wiely International.
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2. Advanced Mechanics of Solids, L.S Srinath
References:
1. Advanced strength of materials by Den Hortog J.P.
2. Theory of plates – Timoshenko.
3. Strength of materials & Theory of structures (Vol I & II) by B.C Punmia
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4. Strength of materials by Sadhu singh
| I Year I Semester | ADVANCED MECHANISMS | L 4 | P 0 | C 3 |
|---|
Unit - I
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Introduction: Elements of Mechanisms; Mobility Criterion for Planar mechanisms and manipulators; Mobility Criterion for spatial mechanisms and manipulators. Spherical mechanisms-spherical trigonometry.
Unit - II
Advanced Kinematics of plane motion- I: The Inflection circle ; Euler – Savary Equation; Analytical and graphical determination of di; Bobillier's Construction; Collineastion axis; Hartmann's Construction ;Inflection circle for the relative motion of two moving planes; Application of the Inflection circle to kinematic analysis.
Advanced Kinematics of plane motion II: Polode curvature; Hall's Equation; Polode curvature in the four bar mechanism; coupler motion; relative motion of the output and input links; Determination of the output angular acceleration and its Rate of change; Freudenstein's collineation -axis theorem; Carter –Hall circle; The circling – point curve for the Coupler of of a four bar mechanism.
Unit - III
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Introduction to Synthesis-Graphical Methods - I: The Four bar linkage ;Guiding a body through Two distinct positions; Guiding a body through Three distinct positions; The Rotocenter triangle; Guiding a body through Four distinct positions; Burmester's curve.
Introduction to Synthesis-Graphical Methods - II: Function generation- General discussion; Function generation: Relative -rotocenter method, Overlay's method, Function generation- Velocity - pole method; Path generation: Hrones's and Nelson's motion Atlas, Roberts's theorem.
Unit - IV
Introduction to Synthesis - Analytical Methods: Function Generation: Freudenstien's equation, Precision point approximation, Precision – derivative approximation; Path Generation: Synthesis of Four-bar Mechanisms for specified instantaneous condition; Method of components; Synthesis of Four-bar Mechanisms for prescribed extreme values of the angular velocity of driven link; Method of components.
Unit - V
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Manipulator kinematics : D-H transformation matrix ; Direct and Inverse kinematic analysis of Serial manipulators: Articulated, spherical & industrial robot manipulators- PUMA, SCARA, STANFORD ARM, MICROBOT.
Text Books:
1. Jeremy Hirschhorn, Kinematics and Dynamics of plane mechanisms,McGraw-Hill,1962.
2. L.Sciavicco and B.Siciliano, Modelling and control of Robot manipulators, Second edition, Springer-Verlag,London,2000.
3. Amitabh Ghosh and Ashok Kumar Mallik, Theory of Mechanisms and Machines. E.W.P.Publishers.
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Reference Books:
1. Allen S.Hall Jr., Kinematics and Linkage Design, PHI, 1964.
2. J.E Shigley and J.J . Uicker Jr., Theory of Machines and Mechanisms, McGraw-Hill, 1995.
3. Joseph Duffy, Analysis of mechanisms and Robot manipulators, Edward Arnold, 1980
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| I Year I Semester | MECHANICAL VIBRATIONS | L 4 | P 0 | C 3 |
|---|
Unit I
Single degree of Freedom systems: Undamped and damped free vibrations: forced vibrations ; coulomb damping; Response to harmonic excitation; rotating unbalance and support excitation, Vibration isolation and transmissibility, Vibrometers, velocity meters & accelerometers.
Unit II
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Response to Non Periodic Excitations: unit Impulse, unit step and unit Ramp functions; response to arbitrary excitations, The Convolution Integral; shock spectrum; System response by the Laplace Transformation method.
Unit III
Multi degree freedom systems: Principal modes undamped and damped free and forced vibrations ; undamped vibration absorbers, Matrix formulation, stiffness and flexibility influence coefficients; Eigen value problem; normal modes and their properties; Free and forced vibration by Modal analysis; Method of matrix inversion; Torsional vibrations of multi – rotor systems and geared systems; Discrete-Time systems.
Unit IV
Numerical Methods: Rayliegh's, stodola's, Matrix iteration, Rayleigh-Ritz Method and Holzer's methods
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Unit V
Application of concepts: Free vibration of strings – longitudinal oscillations of bars-transverse vibrations of beams- Torsional vibrations of shafts. Critical speeds without and with damping, secondary critical speed.
Text books:
1. Elements of Vibration Analysis by Meirovitch.
2. Mechanical Vibrations by G.K. Groover.
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References:
1. Vibrations by W.T. Thomson
2. Mechanical Vibrations – Schaum series.
3. Vibration problems in Engineering by S.P. Timoshenko.
4. Mechanical Viabrations – V.Ram Murthy.
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| I Year I Semester | DESIGN OF AUTOMOBILE SYSTEMS (ELECTIVE I) | L 4 | P 0 | C 3 |
|---|
UNIT I
Conceptual design of automobiles: body shape definition based on aerodynamic structure safety, sub systems integration considerations, road load analysis, transmission of road loadsto structure.
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UNTI II
Detail design of structural elements, load analysis for different vehicles, safety consideration, design for bending, torsion conditions, criteria for toppling, based on cornering loads.
UNIT III
Suspension system integration with vehicle for ride comfort, methods of mounting suspension and power train systems.
UNIT IV
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Driver cabin/seat design, design of control systems based on ergonomics, anthropometry, human factors engineering considerations.
UNIT V
Safety aspects of automobiles, devices, energy absorbing systems, crash worthiness, legislation relating to safety, vehicle performance requirements, sub systems packaging and verification of vehicle performance through testing(lab, field testing).
TEXT BOOKS
1 Donald E.Males, Fundamentals of automobile body structure design(R-394), SAE2011
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2 W.F.Milliker,D.L.Milliker,Maurice Olly, Chassis design: principles an analysis(R- 206)SAE2002
3. J.H Smith, Modern Vehicle System Design
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PRODUCT DESIGN (ELECTIVE - I)
UNIT-I
Introduction -Need for IPPD strategic importance of product development – integration of customer, designer, material supplier and process planner, Competitor and costumer behavior analysis. Understanding customer promoting customer understanding – involve customer in development and managing requirements Organization process management and improvement – Plan and establish product specification.
UNIT - II
CONCEPT GENERATION AND SELECTION: Task – Structured approaches – Clarification Search Externally and internally – explore systematically reflect on the solutions and process – concept selection – methodology – benefits.
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PRODUCT ARCHETECTURE: Implications Product change variety component standardization – product performance – manufacturability.
UNIT - III
PRODUCT DEVELOPMENT MANAGEMENT: Establishing the architecture – creation clustering - geometric layout development – fundamental and incidental interactions – related system level design issues - secondary systems architecture of the chunks – creating detailed interface specifications.
INDUSTRIAL DESIGN: Integrate process design - Managing costs Robust design Integrating CAE, CAD, CAM tools simulating product performance and manufacturing processing electronically – Need for industrial design – impact – design process.
UNIT - IV
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Investigation of customer needs – conceptualization – refinement – management of the industrial design process – technology driven products user driven products – assessing the quality of industrial design.
UNIT - V
DESIGN FOR MANUFACTURING AND PRODUCTY DEVELOPMENT: Definition Estimation of manufacturing cost reducing the component costs and assembly costs Minimize system complexity. Prototype basics Principles of prototyping – planning for prototypes Economics analysis – Understanding and representing tasks baseline project planning – accelerating the project execution.
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TEXT BOOKS:
1. Product Design and Development / Kari T. Ulrich and Steven D. Eppinger / McGraw Hill International Edns. 1999.
2. Concurrent Engg/integrated Product development / Kemnneth Crow / DRM Associates, 26/3, Via Olivera, Palos Verdes, CA 90274(310)377-569, Workshop Book.
REFERENCES:
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1 Effective Product Design and Development / Stephen Rosenthal / Business One Orwin, Homewood, 1992, ISBN, 1-55623-603-4.
2 Tool Design-Integrated Methods for Successful Product Engineering / Staurt Pugh / Addsion Wesley Publishing, Neyourk, NY, 1991, ISBN 0-202-41369-5.
3 Production and Operations Management/Chase/TMH
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GEOMETRIC MODELING (ELECTIVE - I)
Unit - I
Cubic spline –I Definition, Explicit and implicit equations, parametric equations, Algebraic and geometric form of cubic spline, Hermite cubic spline, tangent vectors, parametric space of a curve, blending functions.
Unit - II
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Cubic Splines-II:
four point form, reparametrization, truncating and subdividing of curves. Graphic construction and interpretation, composite pc curves.
Bezier Curves: Bernstein basis, equations of Bezier curves, properties, derivatives.
Unit - III
B-Spline Curves: B-Spline basis, equations, knot vectors, properties, and derivatives.
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Unit – IV
Surfaces: Bicubic surfaces, Coon's surfaces, Bezier surfaces, B-Spline surfaces, surfaces of revolutions, Sweep surfaces, ruled surfaces, tabulated cylinder, bilinear surfaces, Gaussian curvature.
Unit – V
Solids: Tricubic solid, Algebraic and geometric form.
Solid modeling concepts: Wire frames, Boundary representation, Half space modeling, spatial cell, cell decomposition, classification problem.
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TEXT BOOKS:
1. Elements of Computer Graphics by Roger & Adams Tata McGraw Hill.
2. Geometric Modeling by Micheal E. Mortenson, McGraw Hill Publishers
REFERENCES:
1. Computer Aided Design and Manufacturing, K.Lalit Narayan, K.Mallikarjuna Rao, MMM Sarcar, PHI Publishers
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NON - DESTRUCTIVE EVALUATION (ELECTIVE - I)
UNIT - I
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General Methods: Flaw Detection Using Dye Penetrants. Magnetic Particle Inspection introduction to electrical impedance, Principles of Eddy Current testing, Flaw detection using eddy currents.
UNIT – II
X-Ray Radiography: The Radiographic process, X-Ray and Gamma-ray sources, Geometric Principles, Factors Governing Exposure, Radio graphic screens, Scattered radiation, Arithmetic of exposure, Radiographic image quality and detail visibility, Industrial X-Ray films,
Fundamentals of processing techniques, Process control, The processing Room, Special Processing techniques, Paper Radiography, Sensitometric characteristics of x-ray films, Film graininess signal to noise ratio in radiographs, The photographic latent image, Radiation Protection,
UNIT - III
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Generation of ultrasonic waves, Horizontal and shear waves, Near field and far field acoustic wave description, Ultrasonic probes- straight beam, direct contact type, Angle beam, Transmission/reflection type, and delay line transducers, acoustic coupling and media, Transmission and pulse echo methods, A-scan, B-scan, C-scan, F-scan and P-scan modes, Flaw sizing in ultrasonic inspection: AVG, Amplitude, Transmission, TOFD, Satellite pulse, Multi- modal transducer, Zonal method using focused beam. Flow location methods, Signal processing in Ultrasonic NDT; Mimics, spurious echos and noise. Ultrasonic flaw evaluation.
UNIT – IV
Holography: Principles and practices of Optical holography, acoustical, microwave, x-ray and electron beam holography techniques.
UNIT - V
Applications: NDT in flaw analysis of Pressure vessels, piping, NDT in Castings, Welded constructions, etc., Case studies.
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TEXT BOOKS:
1. Ultrasonic testing by Krautkramer and Krautkramer
2. Ultrasonic inspection 2 Training for NDT : E. A. Gingel, Prometheus Press,
3. ASTM Standards, Vol 3.01, Metals and alloys
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This download link is referred from the post: JNTU Kakinada (JNTUK) MCA R20-R19-R18 Syllabus And Course Structure
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