22MUFML - Introduction to physics and mechanics of fracture

Course specification
Course title		Introduction to physics and mechanics of fracture
Acronym		22MUFML
Study programme		Metallurgical Engineering
Module
Lecturer (for classes)		prof. dr Dragomir Glišić prof. dr Ljubica Milović
Lecturer/Associate (for practice)		prof. dr Dragomir Glišić prof. dr Ljubica Milović
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
T.L. Anderson, Fracture Mechanics: Fundametals and Applications, CRC Press, 3rd Ed., 2004 D. Broek, Elementary Engineering Fracture Mechanics, Springer, 2nd Edition, 2002. DJ. Drobnjak, Script, Faculty of Technology and Metallurgy, Belgrade, 1993 (in Serbian) M. Rakin, Local Approach to Ductile Fracture of Metallic Materials, SIMS, Belgrade, 2009. (in Serbian) M. Kuna, Finite Elements in Fracture Mechanics, Springer, 2013
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