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Data-Enabled Tribological Engineering: From Experiments to Predictive Models

By Prof. (HAG) Harish Hirani   |   IIT Delhi
Learners enrolled: 176   |  Exam registration: 4
ABOUT THE COURSE:
Engineering systems encounter numerous challenges related to energy losses, surface degradation, and increased maintenance costs caused by friction and wear. Traditionally, addressing these challenges has been both time-consuming and expensive, and conventional solutions often struggle to fully comprehend the intricate complexities of surface interactions. However, recent advancements in data-enabled engineering have revolutionized the field of tribology, empowering engineers with predictive models driven by data analysis. Data-enabled engineering approaches harness cutting-edge sensor technologies, data acquisition methods, and computational power to access vast amounts of tribological data, encompassing experimental measurements, simulations, and historical records. By tapping into this wealth of data, engineers can gain profound insights into tribological phenomena and devise more efficient and effective solutions. The integration of experimental measurements with data-driven techniques paves the way for the creation of highly accurate and reliable predictive models. These models not only optimize tribological designs but also facilitate the prediction of system behavior, empowering engineers to make well-informed decisions. Thanks to their ability to capture intricate interactions, dependencies, and trends, predictive models offer numerous advantages, including design optimization, reduced experimental costs, and enhanced system performance and reliability. In essence, data-enabled engineering methodologies are set to transform tribology by providing a new frontier of predictive models that deliver significant insights and solutions for enhancing the efficiency, dependability, and longevity of mechanical systems across various industrial applications.

INTENDED AUDIENCE: Students of UG & PG.

PREREQUISITES: Basic courses on instrumentation, material science, physics,chemistry, and mathematics.

INDUSTRY SUPPORT: ONGC, Hero MotoCorp, Gear Manufacturers, Power plants.
Summary
Course Status : Upcoming
Course Type : Core
Language for course content : English
Duration : 12 weeks
Category :
  • Mechanical Engineering
Credit Points : 3
Level : Undergraduate/Postgraduate
Start Date : 20 Jan 2025
End Date : 11 Apr 2025
Enrollment Ends : 27 Jan 2025
Exam Registration Ends : 14 Feb 2025
Exam Date : 03 May 2025 IST

Note: This exam date is subject to change based on seat availability. You can check final exam date on your hall ticket.


Page Visits



Course layout

Week 1: 
Tribology and its Challenges
Lecture -01 Introduction to Tribology
Lecture -02 Tribological Interfaces
Lecture -03 Fundamentals of friction and wear

Week 2: 
Tribology and its Challenges
Lecture -04 Adhesion, abrasion, and surface fatigue mechanisms
Lecture -05 Wear measurement techniques
Lecture -06 Principles of lubrication, types of lubricants and their properties

Week 3: 
Data-Enabled Tribological approaches
Lecture -07 Lubrication regimes and film thickness calculations
Lecture -08 Mixed Lubrication
Lecture -09 Hydrodynamic lubrication theory

Week 4: 
Data-Enabled Tribological approaches
Lecture -10 Design considerations for hydrodynamic lubrication systems
Lecture -11 Elastohydrodynamic Lubrication
Lecture -12 Solid Lubrication

Week 5: 
Data-Enabled Tribological approaches
Lecture -13 Surface modification techniques for tribological applications
Lecture -14 Thin film coatings and their tribological properties
Lecture -15 Nanotribology

Week 6: 
The Role of Experiments in Data-Enabled Tribological Engineering
Lecture -16 Tribocorrosion
Lecture -17 MWear testing techniques and standards
Lecture -18 Measurement and analysis of wear debris

Week 7: 
The Role of Experiments in Data-Enabled Tribological Engineering
Lecture -19 Experimental Design and Statistical Analysis
Lecture -20 Introduction to Data-Enabled Engineering
Lecture -21 Data Collection and Preprocessing

Week 8: 
The Role of Experiments in Data-Enabled Tribological Engineering
Lecture -22 Feature Extraction and Selection
Lecture -23 Introduction to machine learning algorithms
Lecture -24 Regression and classification algorithms for tribological modeling.

Week 9: 
Predictive Models: The Future of Tribological Engineering
Lecture -25 Deep Learning for Tribological Engineering
Lecture -26 Data-Driven Models for Friction Prediction
Lecture -27 Data-Driven Models for Wear Prediction

Week 10: 
Predictive Models: The Future of Tribological Engineering
Lecture -28 Data-Driven Models for Lubricant Optimization
Lecture -29 Data-Driven Models for Tribofilm Formation
Lecture -30 Data-Driven Models for Tribocorrosion Prediction

Week 11: 
Predictive Models: The Future of Tribological Engineering
Lecture -31 Prediction of coating and surface treatment performance
Lecture -32 Optimization of surface engineering processes using machine learning
Lecture -33 Uncertainty Quantification and Sensitivity Analysis

Week 12: 
Predictive Models: The Future of Tribological Engineering
Lecture -34 Data Management and Ethics in Data-Enabled Engineering
Lecture -35 Case Studies in Data-Enabled Tribological Engineering
Lecture -36 Future Directions in Data-Enabled Tribological Engineering

Books and references

Fundamentals of Engineering Tribology with Applications by Harish Hirani

Applied Tribology: Bearing Design and Lubrication by Michael M. Khonsari

Tribology Data Handbook by ER Booser

Encyclopedia of Tribology by Q. Jane Wang, Yip-Wah Chung

Integral Approaches to Tribo-Testing in Mechanical Engineering by Har Prashad

ASM Handbook
Volume 5: Surface Engineering (1994)
Volume 11: Failure Analysis and Prevention (2002)
Volume 18: Friction, Lubrication, and Wear Technology (2017)

Instructor bio

Prof. (HAG) Harish Hirani

IIT Delhi
Prof. (HAG) Harish Hirani has mentored 9 PhD and 30 M.Tech students at IITs and several scientists at CSIR-CMERI to continuously enhance scientific & technical knowledge to match the continuously evolving requirements of the industry. Prof. Hirani has been very active publishing research articles and conducting continuing industry education programs. He has been disseminating his learnt knowledge through books: “Fundamentals of Engineering Tribology with Applications” and “Technological Innovations for Effective Pandemic Response”. He has contributed to two ASM Handbooks: Volume 18: Friction, Lubrication, and Wear Technology (2017) and Volume 11a: Analysis and Prevention of Component and Equipment Failures (2021).

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: May 3, 2025 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

Please note that assignments encompass all types (including quizzes, programming tasks, and essay submissions) available in the specific week.

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.

Once again, thanks for your interest in our online courses and certification. Happy learning.

- NPTEL team


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