FATIGUE OF MATERIALS

STS603

Course Code: STS603
Semester: -
Theory+Practice: 3 + 0
ECTS: 10

Course Type

Elective Course

Course Level

Doctorate Of Science

Year of Study

Semester

ECTS

Name of Lecturer(s)

Professor Ömer Faruk Elaldı

Learning Outcomes

At the end of this course, the students;

An ability to apply knowledge of mathematics, science, and engineering.
An ability to identify, formulate, and solve engineering problems.
A knowledge of contemporary issues.
An ability to use the modern engineering techniques.

Mode of Delivery

Face to face

Prerequisites

Recommended Optional Programme Components

none

Course Description

Concept of Fracture Mechanics. Stress and strain analysis in continuous bodies. Elastic Crack-tip stress analysis. Stress intensity factors for different practical geometries. Notch-tip plastic stress analysis. Plane stress and plane strain fracture toughness. Energy methods. Environmental effects on crack propagation. Definition of fatigue phenomenon and its mechanism. Fatigue life of materials and experimental analysis. Fatigue life diagrams. Conventional methods and applications for design against fatigue. Short cycle fatigue.

Course Contents

WEEK	TOPICS
1^st Week	Introduction
2^nd Week	Linear Elastic Fracture Mechanics
3^rd Week	Linear Elastic Fracture Mechanics
4^th Week	Linear Elastic Fracture Mechanics
5^th Week	Small Scale Yielding
6^th Week	Small Scale Yielding
7^th Week	Energy of Fracture
8^th Week	MIDTERM
9^th Week	Energy of Fracture
10^th Week	Fracture Toughness Testing
11^th Week	Fatigue Crack Propagation
12^th Week	Fatigue Crack Propagation
13^th Week	Fatigue Crack Propagation
14^th Week	Elastic Plastic Fracture Mechanics
15^th Week

Recommended or Required Reading

Cisilino, A., 2000, Linear and Nonlinear Crack Growth using Boundary Elements, WIT Press, Southampton, UK.
Gdoutos, E.E., 1993, Fracture Mechanics: An Introduction, Kluwer Academic Publishers, Dordrecht, The Netherlands.
Gdoutos, E.E., 1990, Fracture Mechanics Criteria and Applications, Kluwer Academic Publishers, Dordrecht, The Netherlands.
Hertzberg, R.W., 1996, Deformation and Fracture Mechanics of Engineering Materials, John Wiley and Sons, Inc., Hoboken, NJ, USA.
Janssen, M., Zuidema, J. and Wanhill, R., 2004, Fracture Mechanics, 2nd Edition, Spon Press, New York, USA.
Kanninen, M.F. and Popelar C.H., 1985, Advanced Fracture Mechanics, Oxford University Press, New York, NY, USA.
Kundu, T., 2008, Fundamentals of Fracture Mechanics, CRC Press, Boca Raton, FL, USA.
Lawn, B., 1995, Fracture of Brittle Solids, Cambridge University Press, Cambridge, UK.
Schijve, J., 2001, Fatigue of Structures and Materials, Kluwer Academic Publishers, Dordrecht, The Netherlands.
Shukla, A., 2005, Practical Fracture Mechanics in Design, Marcel Dekker, New York, USA.

Planned Learning Activities and Teaching Methods

Lecture
Practice

Assessment Methods and Criteria

	Quantity	Percentage (%)
Mid-term	1	35
Assignment	1	10
Quiz	2	5
Project	1	10
Total(%)		60
Contribution of In-term Studies to Overall Grade(%)		60
Contribution of Final Examination to Overall Grade(%)		40
Total(%)		100

ECTS Allocated Based on Student Workload

Activities	Quantity	Duration (Hour)	Total Workload (Hour)
Midterm exam	1	2	2
Preparation for Quiz	1	10	10
Individual or group work	14	8	112
Preparation for Final exam	1	50	50
Course hours	14	3	42
Preparation for Midterm exam	1	25	25
Laboratory (including preparation)
Final exam	1	2	2
Homework	1	10	10
Project	1	30	30
Quiz	1	2	2
Total Work Load			285
Total Work Load / 30 (h)			9.5
ECTS Credit of the Course			10

Language of Instruction

Turkish

Work Placement(s)

Programme Qualifications / Learning Outcomes

	LO1	LO2	LO3	LO4
K1	X	X	X
K2		X	X
K3
K4
K5	X			X
K6				X
K7
K8
K9
K10
K11		X	X