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Swayam Central

Experimental Stress Analysis

By Prof. K. Ramesh   |   IIT Madras
The course covers the basic aspects of experimental stress analysis that includes exhaustive treatment of the most versatile techniques like photoelasticity and strain gauges and also a brief introduction to the emerging techniques like digital image correlation. In addition it also provides the fundamental aspects of six different experimental techniques such as Moiré, Brittle Coatings, Holography, Speckle Methods, Thermoelastic Stress Analysis and Caustics.

INTENDED AUDIENCE : Students in Engineering Colleges and working professionals in similar areas
PRE-REQUISITES : Basic course on Strength of Materials. Course on Theory of Elasticity desirable
INDUSTRY SUPPORT : HAL, GE, GM, NAL, DMRL, DRDO, BEML, Mahindra&Mahindra, Tata Motors, L&T, VSSC, Defense and Atomic energy Laboratories

Learners enrolled: 356

SUMMARY

Course Status : Upcoming
Course Type : Elective
Duration : 12 weeks
Start Date : 27 Jan 2020
End Date : 17 Apr 2020
Exam Date : 26 Apr 2020
Enrollment Ends : 03 Feb 2020
Category :
  • Mechanical Engineering
  • Level : Undergraduate/Postgraduate
    This is an AICTE approved FDP course

    COURSE LAYOUT

    Week1 :  Overview of Experimental Stress Analysis
    Week2 :  Physical Principle of Experimental Techniques, Introduction to Various experimental Techniques
    Week3 :   Fringe Patterns – Richness of Qualitative Information, Multi Scale Analysis
    Week4 :  Selection of Experimental Techniques, Introduction to Crystal Optics
    Week5 :  Light Ellipse,  Retardation Plates and Plane Polariscope
    Week6 :  Jones Calculus, Plane and Circular Polariscope analysis
    Week7 :  Compensation Techniques, Calibration of Photoelastic Materials
    Week8 :  Fringe ordering and Three-Dimensional Photoelasticity
    Week9 :  Photoelastic Coatings
    Week10 : Brittle Coatings and Strain Gauges Introduction
    Week11 : Strain Gauge Alloys, Performance of Strain Gauge System
    Week12 : Correction factor for Special Applications

    BOOKS AND REFERENCES

    1. K. Ramesh, e-Book on Experimental Stress Analysis, IIT Madras, 2009. URL: https://home.iitm.ac.in/kramesh/ESA.html
    2. K. Ramesh, Digital Photoelasticity – Advanced Techniques and Applications, Springer, 2000.
    3. W.N. Sharpe (Ed.), Springer Handbook of Experimental Solid Mechanics, Springer, 2008
    4. J.W. Dally and W.F. Riley, Experimental Stress Analysis, McGraw-Hill, 1991
    5. L.S. Srinath, M.R. Raghavan, K. Lingaiah, G. Gargesa, B. Pant, and K. Ramachandra, Experimental Stress Analysis, Tata Mc Graw Hill, 1984

    INSTRUCTOR BIO

    Prof. K. Ramesh

    IIT Madras
    K. Ramesh is currently a Senior Professor at the Department of Applied Mechanics, IIT Madras; as its Chairman during (2005-2009) and formerly a Professor at the Department of Mechanical Engineering, IIT Kanpur. He received his undergraduate degree in Mechanical Engineering from the Regional Engineering College, Trichy (now NIT, Trichy), Postgraduate degree from the Indian Institute of Science, Bangalore and the Doctoral Degree from the Indian Institute of Technology Madras. 
    He has made significant contributions to the advancement of Digital Photoelasticity. This has resulted in a Monograph on Digital Photoelasticity - Advanced Techniques and Applications (2000), Springer, a chapter on Photoelasticity in the Springer Handbook of Experimental Solid Mechanics (2009) and a chapter on Digital Photoelasticity in the book on Digital Optical Measurement Techniques and Applications (2015), Artech House London. He has over 170 publications to date of which two have been reproduced in the Milestone Series of SPIE. His research has been funded by organizations such as ARDB, ISRO, DST, and NSF. He received the Zandman award for the year 2012, the only Indian to receive it since its inception in 1989, instituted by the Society for Experimental Mechanics, USA for his outstanding research contributions in applications utilizing photoelastic coatings. 
    For Details See: https://home.iitm.ac.in/kramesh

    COURSE CERTIFICATE

    • The course is free to enroll and learn from. But if you want a certificate, you have to register and write the proctored exam conducted by us in person at any of the designated exam centres.
    • The exam is optional for a fee of Rs 1000/- (Rupees one thousand only).
    • Date and Time of Exams: 26th April 2020, Morning session 9am to 12 noon; Afternoon Session 2pm to 5pm.
    • Registration url: Announcements will be made when the registration form is open for registrations.
    • The online registration form has to be filled and the certification exam fee needs to be paid. More details will be made available when the exam registration form is published. If there are any changes, it will be mentioned then.
    • Please check the form for more details on the cities where the exams will be held, the conditions you agree to when you fill the form etc.

    CRITERIA TO GET A CERTIFICATE:
    • Average assignment score = 25% of average of best 8 assignments out of the total 12 assignments
     given in the course. 
    • Exam score = 75% of the proctored certification exam score out of 100
    • Final score = Average assignment score + Exam score

    YOU WILL BE ELIGIBLE FOR A CERTIFICATE ONLY IF AVERAGE ASSIGNMENT SCORE >=10/25 AND EXAM SCORE >= 30/75. 
    • If one of the 2 criteria is not met, you will not get the certificate even if the Final score >= 40/100.
    • Certificate will have your name, photograph and the score in the final exam with the breakup.It will have the logos of NPTEL and IIT Madras. It will be e-verifiable at nptel.ac.in/noc.
    • Only the e-certificate will be made available. Hard copies will not be dispatched.

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