22MUFML - Introduction to physics and mechanics of fracture
Course specification | ||||
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Course title | Introduction to physics and mechanics of fracture | |||
Acronym | 22MUFML | |||
Study programme | Metallurgical Engineering | |||
Module | ||||
Lecturer (for classes) | ||||
Lecturer/Associate (for practice) | ||||
Lecturer/Associate (for OTC) | ||||
ESPB | 5.0 | Status | ||
Condition | Облик условљености | |||
The goal | The goal of this course is understanding basic principles of physics of fracture and fracture mechanics. . | |||
The outcome | Basic engineering knowledge on prevention of fracture, based on knowledge of mechanisms and fracture mechanis | |||
Contents | ||||
Contents of lectures | Failure and fracture of materials. Types of fracture. Phases of fracture. Crack initiation mechanism in different materials. Crack propagation: mechanisam and rate; Characteristical features at fractured surfaces. Identification of fracture types. Introduction to fracture mechanics. Historic overview. Presence of cracks. Influence of loading and geometrical factors on fracture. Plain stress and plain strain state. Stress and strain at crack tip. Linear elastic fracture mechanics (LEFM). parameters of fracture mechanics and fracture criterions in LEFM. Plastic deformation at crack tip. Elastic-plastic fracture mechanics (EPFM). Crack tip opening displacement (CTOD) and crack mouth opening displ (CMOD). Ј-integral; Stable crack propagation. Crackgrowth resistance curve. | |||
Contents of exercises | Analysis of fractured surfaces using light and SEM microscopes. Identification of typical features. Calculation of stress and strain at crack tip. Analitical determination of stress intensity factor, crack opening displacement and J-integral. Experimental determination of fracture mechanics parameters. Numerical procedures. Energies of crack initiation and crack propagation. Analysis of cases studies of different types of fracture. | |||
Literature | ||||
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Number of hours per week during the semester/trimester/year | ||||
Lectures | Exercises | OTC | Study and Research | Other classes |
2 | 2 | |||
Methods of teaching | Lectures and computation examples. | |||
Knowledge score (maximum points 100) | ||||
Pre obligations | Points | Final exam | Points | |
Activites during lectures | Test paper | |||
Practical lessons | Oral examination | 60 | ||
Projects | ||||
Colloquia | ||||
Seminars | 40 |