AKTU Yarn Technology - III/ (BCT051) Syllabus PDF – B.Tech 3rd Year

Course Objectives

To learn, demonstrate, evaluate and product development on sustainable modern techniques of advance yarn manufacturing namely open end spinning, such as rotor, friction, airjet, air vortex, electrostatic, twist less, plyfill etc. and woolen and semi-worsted yarn formation technology.

Various systems of wool fibre spinning- woolen, worsted, semi worsted - Flow chart, Willow m/c, woolen and semi worsted cards, production calculations in woolen card.

Gilling, Rubbing frame and ring frame-sequence of machines and operations, Comparison of above spinning systems, production calculations in these machines.

Rotor Spinning: Principle of Operation, properties and applications of rotor yarn.

Friction Spinning: Principle of operation of DREF-II & DREF-III, properties and application of friction spun yarn Air Jet Spinning: Principle of formation of yarn in Murata Air jet spinning, Properties of Air jet spun yarn & the factor influencing air jet spun yarn.

Brief discussion on Ply-fill spinning system, wrap spinning, electrostatic spinning etc.

Requirement of carpet yarn in regards to count, twist, and bulk for Handmade and machine made carpet. Faults in carpet yarn and their remedies.

Reference Books

1. New spinning technology- W. Klein.
2. Worsted yarn technology-By Eric Oxtoby
3. C. Vickerman, Woollen Spinning, Abhishek Publications, Chandigarh-17 (India)
4. W S Simpson and G H Crawshaw, Wool: Science and Technology, Woodhead Publishing Limited, Cambridge, England 5.Miles Collins, Wollen and Worsted Spinning, Abhishek Publications, Chandigarh-17 (India)

Course Outcomes

At the end of the course students will be able to

1. Identify various advance spinning techniques for advance yarn manufacturing.
2. Classify technology of modern spinning machines such as rotor, friction, airjet, air vortex, electrostatic, twist less, plyfill etc.
3. Demonstrate various modern techniques of spinning as in CO 1 & CO 2.
4. Compare and contrast various modern woolen and semiworsted techniques.
5. Review and revise the knowledge of various spinning and other techniques of un conventional yarn formation techniques.
6. Implement the knowledge and design innovative techniques for advance yarn manufacturing on above techniques.