TX4001 Alternative Spinning Systems Syllabus:
TX4001 Alternative Spinning Systems Syllabus – Anna University PG Syllabus Regulation 2021
COURSE OBJECTIVES:
To enable the students to learn the
Theory of yarn formation by rotor, friction, air-jet, air vortex and other spinning systems and Effect of process parameters used in the spinning system on yarn quality and production
UNIT I ROTOR SPINNING I
Principle of open end spinning; description of the working of the rotor spinning; requirements of the raw materials; preparation of the sliver for rotor spinning; yarn formation and its structure; yarn withdrawal and winding
UNIT II ROTOR SPINNING II
Design of rotor, opening roller, transport tube, navel and their implications on production and yarn quality; developments in rotor spinning machine; production limits; process control; techno economic comparison with ring spinning; structure property relationship
UNIT III FRICTION SPINNING
Principle of yarn formation – DREF-2, DREF-3 spinning systems; developments in friction spinning systems, raw material requirement, theory of yarn formation, effect of process variables on yarn quality, application of these machines for different end products, economics; technological limitations; structure property relationship.
UNIT IV AIR-JET AND AIRVORTEX SPINNING
Description of yarn production in air-jet spinning machine; structure and quality of the air-jet spun yarn, raw materials requirement, process variables; theory of yarn formation by Air vortex system, raw material requirement and structure; structure property relationship
UNIT V OTHER SPINNING TECHNOLOGIES
Production of yarn in PLYfil, self-twist, electrostatic, Bobtex spinning systems; working details of production of double-rove yarns, wrap yarns and core spun yarns; raw material requirement in these systems; economics of these methods of yarn production; yarn characteristics and their applications; structure property relationship
TOTAL: 45 PERIODS
COURSE OUTCOMES:
Upon completion of this course, the student shall be able to understand the
CO1: Theory of yarn formation in open end spinning and production of yarn in rotor spinning system
CO2: Design of important elements of rotor spinning machine
CO3: Theory of yarn formation in friction spinning system and structure of yarn
CO4: Theory of yarn formation in air-jet and Air vortex spinning system and structure of yarns
CO5: Principle of yarn production by other spinning systems and double rove spinning
REFERENCES:
1. Oxtoby E., “Spun Yarn Technology”, Butter worths London,1987.
2. Klein W., “New Spinning Methods “, The Textile Institute, Manchester, 1993.
3. Dyson E., “Rotor Spinning, Technical and Economics Aspects “, Textile Trade Press, New Mills, Stock Port, 1975.
4. Salhotra K.R. and Ishtiaque S.M., “Rotor Spinning; its advantages “, Limitations and Prospects in India, ATIRA, Ahmedabad, 1995.
5. Lord P.R, ” Yarn Production; Science, Technology and Economics “, The Textile Institute, Manchester, 1999.
6. Trommer G., “Rotor Spinning”, Meliand Textile benchte GmbH, Rohrbacher, 1995.
7. Lawerence C.A and Chen K.Z., “Rotor Spinning “, Textile Progress, The Textile Institute, Manchester, 1984.
8. Lawrence C. A., “Advances in yarn spinning technology” Wood head publishing, 2010,ISBN-13: 978 1 84569 444 9.
9. Klein W., “Rieter Manual of spinning”, Vol.5&6, Rieter Machine Works, Winterthur,2014.