TX 704 Advance Yarn Manufacturing Syllabus
RGTU/RGPV Advance Yarn Manufacturing Syllabus
Textile Engineering (TX) VIII-7th Semester Syllabus

TX 704 Advance Yarn Manufacturing Course Contents:

UNIT-I Limitations of conventional methods of spinning, summer of different new spinning process and their possibilities and limitations; Rotor spinning- Overview, objects, developments, principle and speed; Raw material requirements and preparation; Method of operation – opening unit, yarn formation, structure and aspects of rotor and its influence on yarn, yarn withdrawal and winding system, automation. Calculation related to twist, production etc. Yarn characteristics – structure and its difference wit ring spun yarn, briefidea about the end products; Production of fancy yarn/core spun yarn in rotor spinning.
UNIT-II Air Jet Spinning – Principle, raw material requirements, yarn characteristic and yarnstructure, comparison with ring spun yarn, inter-relationships in spinning technology, end use of yarn.
UNIT-III Friction spinning – Principle, raw material requirements, yarn structure and its comparison with ringspun yarn, end uses of yarn. Wrap spinning and False twist spinning – Operating principle, yarn structure.ADVANCED YARN MANUFACTURE PRACTICAL Detailed study of modern yarn manufacturing machines. Constructional details, setting and gauging, controls and change places. Calculations of speeds, production.
References:
1. The Textile Institute-Short Staple Spinning, Series-Kleiwn. (Vol.5)
2. Spinning – P.R.Lord
3. New Spinning Systems – R.V. Mahendra Gowda (NCUTE Pub.)
4. Handbook of yarn production, Peter R. Lord, Woodhead 2003
5. Spinning in 70’s- P.R. Lord
6. Rotor Spinning-ATIRA
7. Cotton Spinning calculatious-Taggart.
8. Recent Advances in Spinning Technology – BTRA International Technical Conference
Report
9. Yarn Production Theoretical Aspects, P Grosberg, C Iype, Woodhead 1999
List of Experiments (Please expand it):
1. Detailed study of Open End Spinning
2. Detailed study of friction spinning.
3. Detailed study of air-jet spinning
4. Detailed study of constructional details, setting and gauging, controls and change places
5. Calculations of speeds, drafts, production etc.