Fracture Mechanics 2
Code | Completion | Credits | Range | Language |
---|---|---|---|---|
14LM2 | Z,ZK | 2 | 2P+0C | Czech |
- Course guarantor:
- Jiří Kunz
- Lecturer:
- Jiří Kunz
- Tutor:
- Jiří Kunz
- Supervisor:
- Department of Materials
- Synopsis:
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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:
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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:
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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:
- Time-table for winter semester 2024/2025:
- Time-table is not available yet
- Time-table for summer semester 2024/2025:
- Time-table is not available yet
- The course is a part of the following study plans:
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- Fyzikální inženýrství materiálů (compulsory course in the program)