COURSE UNIT TITLE

: FABRIC MECHANICS

DEGREE PROGRAMMES

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

PROFESSOR GÜNGÖR BAŞER

Offered to

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 Oloffson's Geometric-Mechanic Model of a Plain Weave Fabric. Small Fabric Extension Theories.
9 Large Fabric Extension Theories. Yıldırım and Başer's Analysis of Tensile Test of Fabrics.
10 Analysis of Fabric Bending. Measurement of Fabric Bending Rigidity by Cantilever and Ring Loop Methods.
11 Analysis of Fabric Shear and its Measurement. Analysis of Fabric Compression.
12 Analysis of Fabric Bagging. Analysis of Fabric Tear.
13 Static and Dynamic Frictional Properties of Fabrics.
14 Midterm examination
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


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)

Prof.Dr.Güngör BAŞER
e-mail:gungor.baser@deu.edu.tr
Tel: 0232 301 77 04

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 13 3 39
Presentation 1 2 2
Preparations for midterm exam 1 30 30
Preparations for final exam 1 40 40
Literature study 5 10 50
Preparation of presentation 1 20 20
Homework preparation 1 20 20
Midterm exam 1 2 2
Final exam 1 2 2
TOTAL WORKLOAD (hours) 205

Contribution of Learning Outcomes to Programme Outcomes

PO/LOPO.1PO.2PO.3PO.4PO.5PO.6PO.7PO.8PO.9PO.10
LO.12555554543
LO.21555534542
LO.31455544542
LO.41455554542
LO.51455554542

CONTACT INFORMATION
Dokuz Eylül Üniversitesi Cumhuriyet Bulvarı No: 144 35210 Alsancak / İZMİR
Phone: +90(232) 412 12 12 - Fax: +90 (232) 464 81 35

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