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Course Description Course Name : Yarn Formation Structure and Properties Course Code : TL-533 Course Type : Optional Level of Course : Second Cycle Year of Study : 1 Course Semester : Fall (16 Weeks) ECTS : 5 Name of Lecturer(s) : Prof.Dr. OSMAN BABAARSLAN Learning Outcomes of the Course : Expresses the basic principles of yarn formation. Defines the process needs and technological developments at yarn production. Expresses the different yarn types production and their importance for textile. Defines the parameters of yarn production, carry out the work of production and evaluates the oral and written outputs of this process. Mode of Delivery : Face-to-Face Prerequisites and Co-Prerequisites : None Recommended Optional Programme Components : None Aim(s) of Course : Provide information about the concept and scope of yarn formation principle at advanced level, and to teach the importance and necessity of spinning techniques. Course Contents : Analysis of twisting systems. Fiber seperation, Collecting, gathering, drafting theory, the theory of false twist, migration theory, the stress-strain behavior of yarns, the relations between fibers, yarn and fabric properties. Language of Instruction : Turkish Work Place : Classroom   Course Outline /Schedule (Weekly) Planned Learning Activities Week Subject Student's Preliminary Work Learning Activities and Teaching Methods 1 Introduction to Yarn Formation Structure and Properties Reference Books Lectures, discussions, demonstrations, homework 2 The principles of bringing the fibers together and gaining strength Course Notes and Reference Books Lectures, discussions, demonstrations, homework 3 Stages of yarn formation Course Notes and Reference Books Lectures, discussions, demonstrations, homework 4 Opening, mixing, collecting and connecting fibers at yarn formation process Course Notes and Reference Books Lectures, discussions, demonstrations, homework 5 Investigation of yarn formation and gaining strength mechanism with true twist. Course Notes and Reference Books Lectures, discussions, demonstrations, homework 6 Understanding of the theories of draft and twist Course Notes and Reference Books Lectures, discussions, demonstrations, homework 7 False twist theory and other methods to gain strength for fibers. Course Notes and Reference Books Lectures, discussions, demonstrations, homework 8 Midterm exam Course Notes and Reference Books Written exam 9 Fiber migration and its effect to yarn formation Course Notes and Reference Books Lectures, discussions, demonstrations, homework 10 Investigation of stress-strain behaviour of yarns Course Notes and Reference Books Lectures, discussions, demonstrations, homework 11 Investigation of yarn formation structure and properties at different production techniques. Course Notes and Reference Books Lectures, discussions, demonstrations homework 12 Relation between fiber, yarn and fabric. Course Notes and Reference Books Lectures, discussions, demonstrations, homework 13 Presentations of technical studies Course Notes and Reference Books discussions 14 Presentations of technical studies Course Notes and Reference Books discussions 15 Revision of lecture subjects Course Notes and Reference Books discussions 16/17 Final exam Course Notes and Reference Books Written exam   Required Course Resources Resource Type Resource Name Recommended Course Material(s)  BABAARSLAN, O., 2009. İplik Oluşumu, Yapı ve Özellikleri. Lecture Notes. Çukurova Üniversitesi, Balcalı-Adana, 120s.  LORD, P. R., 2003. Handbook of Yarn Production; technology, science and economics. Woodhead Publishing Limited, Cambridge England. pp493.  LAWRENCE, C. A., 2003. Fundamentals of Spun Yarn Technology. CRC PRESS. London England, pp524.  OXTOBY, E., 1987. Spun Yarn Technology, Butterworths Limited Press, London England, pp250. Required Course Material(s)   Assessment Methods and Assessment Criteria Semester/Year Assessments Number Contribution Percentage     Mid-term Exams (Written, Oral, etc.) 1 90     Homeworks/Projects/Others 1 10 Total 100 Rate of Semester/Year Assessments to Success 40   Final Assessments 100 Rate of Final Assessments to Success 60 Total 100   Contribution of the Course to Key Learning Outcomes # Key Learning Outcome Contribution* 1 Graduates have the undergraduate qualifications of Textile Engineering. 5 2 They can develop their academic knowledge up to the level of expertise in the same or different fields. 4 3 They can comprehend the interdisciplinary interaction related to the field. 4 4 Graduates are able to use theoretical and practical knowledge acquired in the level of expertise in the field of Textile Engineering. 3 5 Graduates can integrate the information from various disciplines. 3 6 Graduates can solve the problems that require expertise using scientific research methods. 3 7 They can solve a problem in the field of Textile Engineering, evaluate the results and implement these results. 3 8 Graduates are deteremined about the recognition of the need of lifelong learning, they can follow developments in science and technology and they update themselves continuosly. 2 9 They can transfer the current developments and their studies in the field to inside and outside groups by writing, by speech and/or by using visual aids. 1 10 Graduates develop implementation plans related to their field and evaluate the results as a part of the quality process. 1 11 Graduates can conduct the studies related to the field determining the social, scientific and ethical values 2 12 Graduates can use the acquired knowledge and problem-solving skills in interdisciplinary studies. 3 13 Graduates develop solutions for complex problems in the field by taking responsibility 2 14 They can conduct advanced studies independently. 1 15 Graduates can do a critical evaluation of the information related to the field and can plan the learning process. 2 16 Graduates can use a foreign language at a certain level both verbal and written. 2 17 They can use information and communication technologies with computer software as much as field needs. 2 18 Graduates are sensitive to social events and they have a critical perspective. 1 * Contribution levels are between 0 (not) and 5 (maximum).   Student Workload - ECTS Works Number Time (Hour) Total Workload (Hour) Course Related Works     Class Time (Exam weeks are excluded) 14 3 42     Out of Class Study (Preliminary Work, Practice) 14 5 70 Assesment Related Works     Homeworks, Projects, Others 1 5 5     Mid-term Exams (Written, Oral, etc.) 1 5 5     Final Exam 1 5 5 Total Workload: 127 Total Workload / 25 (h): 5.08 ECTS Credit: 5