Engineering Fracture Mechanics. Instructor: Prof. K. Ramesh, Department of Applied Mechanics, IIT Madras.

0

Created by
OpenCoursa

September 23, 2023

UK

FREE

This course includes:

Unlimited Duration

Badge on Completion

Certificate of completion

Unlimited Duration

0

(

ratings

)

students

Created by:

Profile Photo

Last updated:

September 23, 2023

Duration:

Unlimited Duration

FREE

This course includes:

Unlimited Duration

Badge on Completion

Certificate of completion

Unlimited Duration

Description

Engineering Fracture Mechanics. Instructor: Prof. K. Ramesh, Department of Applied Mechanics, IIT Madras.

The course covers the basic aspects of Engineering Fracture Mechanics. Topics covered in this course include: Spectacular failures that triggered the birth of fracture mechanics, Modes of loading, Classification as LEFM and EPFM, Crack growth and fracture mechanisms, Energy release rate, Resistance, Griffith Theory of fracture, Extension of Griffith Theory by Irwin and Orowan, R-Curve, Pop-in phenomena, Crack branching. Necessary and sufficient conditions for fracture, Stress and Displacement fields in the very near and near-tip fields, Westergaard, Williams and Generalised Westergaard solutions, Influence of the T-stress and higher order terms, Role of photoelasticity on the development of stress field equations in fracture mechanics, Equivalence between SIF and G, Various methods for evaluating Stress Intensity Factors, Modeling plastic zone at the crack-tip, Irwin and Dugdale models, Fracture toughness testing, Fedderson TMs residual strength diagram, Paris law, J-integral, HRR field, Mixed-mode fracture, Crack arrest methodologies. (from nptel.ac.in)

Course Curriculum

    • Lecture 01 – Course Introduction Unlimited
    • Lecture 02 – Spectacular Failures Unlimited
    • Lecture 03 – Lessons from Spectacular Failures Unlimited
    • Lecture 04 – Linear Elastic Fracture Mechanics and Elasto-Plastic Fracture Mechanics Unlimited
    • Lecture 05 – Fracture Mechanics is Holistic Unlimited
    • Lecture 06 – Fatigue Crack Growth Model Unlimited
    • Lecture 07 – Crack Growth and Fracture Mechanisms Unlimited
    • Lecture 08 – Elastic Strain Energy Unlimited
    • Lecture 09 – Fracture Strength by Griffith Unlimited
    • Lecture 10 – Energy Release Rate Unlimited
    • Lecture 11 – Utility of Energy Release Rate Unlimited
    • Lecture 12 – Pop-in Phenomenon Unlimited
    • Lecture 13 – Displacement and Stress Formulations Unlimited
    • Lecture 14 – Forms of Stress Functions Unlimited
    • Lecture 15 – Airy’s Stress Function for Mode-I Unlimited
    • Lecture 16 – Westergaard Solution of Stress Field for Mode-I Unlimited
    • Lecture 17 – Displacement Field for Mode-I Unlimited
    • Lecture 18 – Relation between K_I and G_I Unlimited
    • Lecture 19 – Stress Field in Mode-II Unlimited
    • Lecture 20 – Generalized Westergaard Approach Unlimited
    • Lecture 21 – William’s Eigenfunction Approach Unlimited
    • Lecture 22 – Multi-parameter Stress Field Equations Unlimited
    • Lecture 23 – Validation of Multi-parameter Field Equations Unlimited
    • Lecture 24 – Discussion Section – I Unlimited
    • Lecture 25 – Evaluation of SIF for Various Geometries Unlimited
    • Lecture 26 – SIF for Embedded Cracks Unlimited
    • Lecture 27 – SIF for Surface Cracks Unlimited
    • Lecture 28 – Modeling of Plastic Deformation Unlimited
    • Lecture 29 – Irwin’s Model Unlimited
    • Lecture 30 – Dugdale Model Unlimited
    • Lecture 31 – Fracture Toughness Testing Unlimited
    • Lecture 32 – Plane Strain Fracture Toughness Testing Unlimited
    • Lecture 33 – Plane Stress Fracture Toughness Testing Unlimited
    • Lecture 34 – Paris Law and Sigmoidal Curve Unlimited
    • Lecture 35 – Crack Closure Unlimited
    • Lecture 36 – Crack Growth Models Unlimited
    • Lecture 37 – J-Integral Unlimited
    • Lecture 38 – HRR (Hutchinson, Rice and Rosenfield) Field and CTOD Unlimited
    • Lecture 39 – Failure Assessment Diagram and Mixed Mode Fracture Unlimited
    • Lecture 40 – Crack Arrest and Repair Methodologies Unlimited
    • Lecture 41 – Discussion Section-II Unlimited

About the instructor

5 5

Instructor Rating

6

Reviews

4637

Courses

24151

Students

Profile Photo
OpenCoursa
We are an educational and skills marketplace to accommodate the needs of skills enhancement and free equal education across the globe to the millions. We are bringing courses and trainings every single day for our users. We welcome everyone woth all ages, all background to learn. There is so much available to learn and deliver to the people.