Dokuz Eylül University Information Package / Courses Catalog

Description of Individual Course Units

Course Unit Code	Course Unit Title	Type Of Course	D	U	L	ECTS
TKS 5024	FABRIC MECHANICS	ELECTIVE	3	0	0	8

Offered By

Graduate School of Natural and Applied Sciences

Level of Course Unit

Second Cycle Programmes (Master's Degree)

Course Coordinator

ASSOCIATE PROFESSOR RAZIYE BEFRU BÜYÜKBAYRAKTAR

Offered to

Textile Engineering
Textile Engineering
M.Sc. Textile Engineering

Course Objective

The course aims at introducing the geometrical structure and the mechanical behavior of the woven and knitted fabrics

Learning Outcomes of the Course Unit

1	To create an understanding of fabric geometric structure and mechanical behavior.
2	To understand principles of geometric modelling of woven and knitted fabrics.
3	To understand the relationships between fabric geometric structure and mechanical behavior.
4	To develop basic concepts of mechanical behavior of fabric structures.
5	To understand the practical implications and applications of the theories of mechanical behavior of fabrics.

Mode of Delivery

Face -to- Face

Prerequisites and Co-requisites

None

Recomended Optional Programme Components

None

Course Contents

Week	Subject	Description
1	Fabric Cover for Woven and Knitted Fabrics. Pierce's Geometry of Plain Woven Fabric. Geometries of Plain Knitted Fabric.
2	Plain Woven Fabric Geometries Based on Elliptic and Racetrack Sections. Hamilton's Generalized Geometry of Woven Fabrics.
3	Theory of Bending of Beams. General Theory of Elastic Energy. Elastic Energy of Extension, Bending and Torsion.
4	Theory of Large Deformations. Introduction to Elliptic Integrals.
5	Peirce's Physical Model of a Plain Woven Fabric. Munden's Physical Model of the Plain Knitting Loop.
6	Formation of Woven Fabric on the Loom. Analysis of Knitting Action.
7	Love's Method of Analysis of Small Deformations of Beams. Başer's Plain Weave Fabric Geometry for Loomstate Fabric.
8	Midterm examination
9	Oloffson's Geometric-Mechanic Model of a Plain Weave Fabric. Small Fabric Extension Theories.
10	Large Fabric Extension Theories. Yıldırım and Başer's Analysis of Tensile Test of Fabrics.
11	Analysis of Fabric Bending. Measurement of Fabric Bending Rigidity by Cantilever and Ring Loop Methods.
12	Analysis of Fabric Shear and its Measurement. Analysis of Fabric Compression.
13	Analysis of Fabric Bagging. Analysis of Fabric Tear.
14	Static and Dynamic Frictional Properties of Fabrics.
15	Final examination

Recomended or Required Reading

Structural Mechanics of Yarns and Fabrics Volume I, Hearle, J.W.S., Grosberg, P., Backer, S., Wiley-Inter-Science, 1969
Love, A.E.H., A Treatise on the Mathematical Theory of Elasticity, Dover Publications, 1944
Strength of Materials, Vol. I-II, Timoshenko, S., D.van Nostrand and Co. Inc. Princeton, 1956
Tekstil Mekaniğinin Temelleri Cilt I: Lif ve Iplik Mekaniği, G. Başer, Dokuz Eylül Üniversitesi Mühendislik Fakültesi Yayınları, No: 326, Izmir, 2008
Tekstil Mekaniğinin Temelleri Cilt II: Kumaş Geometrisi ve Mekaniği, G. Başer, Izmir, 2013 (Baskıda)

Planned Learning Activities and Teaching Methods

The principle method used is to give lectures in course topics and carry out discussions. Home works are also given to solve problems and prepare presentations on certain topics.

Assessment Methods

SORTING NUMBER	SHORT CODE	LONG CODE	FORMULA
1	MTE	MIDTERM EXAM
2	FIN	FINAL EXAM
3	FCG	FINAL COURSE GRADE	MTE * 0.50 + FIN * 0.50
4	RST	RESIT
5	FCGR	FINAL COURSE GRADE	MTE * 0.50 + RST * 0.50

*** Resit Exam is Not Administered in Institutions Where Resit is not Applicable.

Further Notes About Assessment Methods

None

Assessment Criteria

- Midterm Exam
- Final exam

Language of Instruction

English

Course Policies and Rules

It is intended to explain the theoretical analyses in detail and to point out to its practical implications.

Contact Details for the Lecturer(s)

Doç. Dr. R. Befru Büyükbayraktar
e-mail:befru.buyukbayraktar@deu.edu.tr
Phone: 0232 301 77 12

Doç. Dr. Tuba Alpyıldız
e-mail::tuba.alpyildiz@deu.edu.tr
Phone: 0232 301 77 18

Office Hours

Tuesday: 10:00- 12:00
Friday: 10:00-12:00

Work Placement(s)

None

Workload Calculation

Activities	Number	Time (hours)	Total Work Load (hours)
Lectures	14	3	42
Preparations for midterm exam	1	40	40
Preparations for final exam	1	50	50
Preparations before/after weekly lectures	14	4	56
Midterm exam	1	2	2
Final exam	1	2	2
TOTAL WORKLOAD (hours)			192

Contribution of Learning Outcomes to Programme Outcomes

PO/LO	PO.1	PO.2	PO.3	PO.4	PO.5	PO.6	PO.7	PO.8	PO.9	PO.10
LO.1	2	5	5	5	5	5	4	5	4	3
LO.2	1	5	5	5	5	3	4	5	4	2
LO.3	1	4	5	5	5	4	4	5	4	2
LO.4	1	4	5	5	5	5	4	5	4	2
LO.5	1	4	5	5	5	5	4	5	4	2

COURSE UNIT TITLE

DEGREE PROGRAMMES

Description of Individual Course Units

Offered By

Level of Course Unit

Course Coordinator

Offered to

Course Objective

Learning Outcomes of the Course Unit

Mode of Delivery

Prerequisites and Co-requisites

Recomended Optional Programme Components

Course Contents

Recomended or Required Reading

Planned Learning Activities and Teaching Methods

Assessment Methods

Further Notes About Assessment Methods

Assessment Criteria

Language of Instruction

Course Policies and Rules

Contact Details for the Lecturer(s)

Office Hours

Work Placement(s)

Workload Calculation

Contribution of Learning Outcomes to Programme Outcomes

CONTACT INFORMATION