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CZECH TECHNICAL UNIVERSITY IN PRAGUE
STUDY PLANS
2024/2025

Fracture Mechanics 2

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Code Completion Credits Range Language
14LM2 Z,ZK 2 2P+0C Czech
Garant předmětu:
Lecturer:
Tutor:
Supervisor:
Department of Materials
Synopsis:

Abstract:

Parameters of non-linear elastic-plastic fracture mechanics. Fracture toughness of structural alloys in the case of general yielding. Fatigue of materials - fundamentals, fatigue crack propagation under various conditions, application of fracture mechanics. Case studies.

Requirements:
Syllabus of lectures:

Outline:

1.Limitations of linear elastic fracture mechanics, parameters of nonlinear elastic-plastic fracture mechanics for stresses close or above yield

2.Crack (tip) opening displacement COD (CTOD)

3.J integral

4.Fracture toughness of structural materials in the case of general yielding

5.Relations between parameters of fracture mechanics, possibilities and limitations of nonlinear elastic-plastic fracture mechanics

6.Fundamentals of fatigue of structural materials

7.Fatigue crack propagation under various service or testing conditions

8.Fatigue crack growth rate as a function of stress intensity factor range

9.Threshold stress intensity factor range for fatigue crack growth

10.Problems of short fatigue cracks

11.Examples and case studies

Keywords:

non-linear fracture mechanics, small-scale yielding, general yielding, crack (tip) opening displacement, J-integral, fatigue of materials, fatigue crack growth rate, threshold stress intensity factor range, short cracks

Syllabus of tutorials:
Study Objective:
Study materials:

Key references:

[1] Dowling, N.E. Mechanical behavior of materials: engineering methods for deformation, fracture, and fatigue. 4th Ed. Boston, Pearson 2012.

[2] Richard, H.A. a M. Sander Eds. Fatigue Crack Growth. Detect - Assess – Avoid. 1st Ed. Cham. Springer 2016.

Recommended references:

[3] Saxena, A.: Nonlinear Fracture mechanics for engineers. Boca Raton, CRC Press 1989.

[4] Schijve, J.: Fatigue of structures and materials. Springer 2009.

[5] Dang Van, K., Paradopoulos, I.V.: High-Cycle Metal Fatigue: From Theory to Applications. CISM International

Centre for Mechanical Sciences – Svazek 392. Springer 2014.

Note:
Further information:
No time-table has been prepared for this course
The course is a part of the following study plans:
Data valid to 2024-03-28
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