COURSE UNIT TITLE

: UNEVENNESS AND FAULT ANALYSIS IN TEXTILES

Description of Individual Course Units

Course Unit Code Course Unit Title Type Of Course D U L ECTS
TKS 5013 UNEVENNESS AND FAULT ANALYSIS IN TEXTILES ELECTIVE 2 1 0 8

Offered By

Graduate School of Natural and Applied Sciences

Level of Course Unit

Second Cycle Programmes (Master's Degree)

Course Coordinator

PROFESSOR DOCTOR MUSA KILIÇ

Offered to

Textile Engineering
Textile Engineering
M.Sc. Textile Engineering

Course Objective

1. Explaining the concepts of unevenness and fault analysis in textile products.
2. Teaching the theoretical and practical concepts of yarn evenness.
3. Explaining the yarn hairiness and methods to measure hairiness.
4. Giving information about faults that are encountered in knitted and woven fabrics.
5. Understanding the fault scoring systems for fabrics.
6. Giving information about CUSUM and EWMA control charts and usage in textile production.

Learning Outcomes of the Course Unit

1   To identify the concepts of unevenness and fault analysis encountered in textile products.
2   To access the parts of the machine that causes the yarn unevenness with spectrogram analysis
3   To have knowledge about yarn hairiness and hairiness measuring methods.
4   To recognize the faults occured in woven and knitted fabrics and make comments about the reasons.
5   To identify the fabric quality classes caused by the fabric faults.

Mode of Delivery

Face -to- Face

Prerequisites and Co-requisites

None

Recomended Optional Programme Components

None

Course Contents

Week Subject Description
1 The Concept of Unevenness in Textile Products
2 Yarn Unevenness: Basic Concepts
3 Yarn Unevenness: Optical and Capacitive Measuring Methods of Unevenness
4 Theory of Unevenness: Poisson Distribution Approach
5 Spectrogram Analysis
6 Yarn Hairiness: Causes and Measuring Methods
7 Laboratory Study: Practice with Unevenness and Hairiness Devices
8 1st Midterm
9 Faults in Woven Fabrics
10 Faults in Knitted Fabrics
11 Scoring Systems of the Fabric Faults
12 CUSUM Control Charts
13 EWMA Control Charts
14 Homework Presentations

Recomended or Required Reading

B.P. Saville, "Physical Testing of Textiles", Woodhead Publishing, England 1999.
Prof. Dr. Güngör BAŞER, "Tekstil Mekaniğinin Temelleri Cilt I: Lif ve Iplik Mekaniği", Dokuz Eylül Üniversitesi Mühendislik Fakültesi Yayınları No :326, Izmir 2008.
Barella A., "Yarn Hairiness", ISBN: 0900739649, The Textile Institute 1983.
Uster Tester 4 SX, Application Handbook, 2000.

Planned Learning Activities and Teaching Methods

Presentation, Laboratory Study, Homework

Assessment Methods

SORTING NUMBER SHORT CODE LONG CODE FORMULA
1 MTE MIDTERM EXAM
2 ASG ASSIGNMENT
3 FIN FINAL EXAM
4 FCG FINAL COURSE GRADE MTE * 0.25 + ASG *0.25 +FIN *0.50
5 RST RESIT
6 FCGR FINAL COURSE GRADE (RESIT) MTE * 0.25 + ASG *0.25 +RST *0.50


Further Notes About Assessment Methods

None

Assessment Criteria

To success midterm exam, homework and final exam.

Language of Instruction

Turkish

Course Policies and Rules

Course attendance is required.

Contact Details for the Lecturer(s)

Dr. Musa KILIÇ
Dokuz Eylül University Department of Textile Engineering
Tınaztepe Campus 35397 Buca-IZMIR
Tel: 0232 3017714
E-Mail: musa.kilic@deu.edu.tr
Web: http://people.deu.edu.tr/musa.kilic

Office Hours

Tuesday (08:00-12:00)

Work Placement(s)

None

Workload Calculation

Activities Number Time (hours) Total Work Load (hours)
Lectures 13 2 26
Case study 13 1 13
Preparing presentations 1 5 5
Preparation for midterm exam 1 7 7
Preparation for final exam 1 9 9
Preparations before/after weekly lectures 14 3 42
Preparing assignments 14 6 84
Midterm 1 2 2
Final 1 2 2
TOTAL WORKLOAD (hours) 190

Contribution of Learning Outcomes to Programme Outcomes

PO/LOPO.1PO.2PO.3PO.4PO.5PO.6PO.7PO.8PO.9PO.10
LO.1555
LO.2554554
LO.34534
LO.434245453
LO.5443443