ABOUT THE COURSE: Limitation of conventional spinning , Principle of high speed spinning technologies, Yarn formation mechanism, yarn structure and properties, processing problems, limitations, end use of yarns,INTENDED AUDIENCE: Undergraduate and post graduate students of Textile TechnologyPREREQUISITES: Textile fibres, Yarn Manufacture
Overview
Syllabus
- Limitations of ring spinning
- Principle of open end spinning
- General description of the machine, parts and their function, and working mechanism
- Sliver feed, fibre separation and transport
- Rotor design, grove geometry , Navel
- Twisting and yarn formation
- Process parameters and their significance
- Rotor yarn structure and properties
- Air jet spinning: Principle of Air jet spinning
- Sliver feed: high draft and high speed
- Twin jet design and twisting principle
- Yarn structure and properties
- Vortex spinning : Principle of vortex spinning
- Yarn formation mechanism
- Yarn structure and properties
- Friction spinning: principle of yarn formation
- Operational stages and their significance
- Friction drum design aspects
- Yarn formation mechanism
- Yarn structure and properties
- Wrap spinning: Principle of wrap spinning
- Yarn structure and properties
- Limitations of spinning systems
Taught by
Prof. R. Chattopadhyay
