NPTEL : NOC:Principles of Combing, Roving preparation and Ring spinning (Textile Engineering)

Co-ordinators : Prof. Ravi Chattopadhyay


Lecture 1 - Pre-combing operation - Part 1

Lecture 2 - Pre-combing operation - Part 2

Lecture 3 - Introduction to Comber - Part 1

Lecture 4 - Introduction to Comber - Part 2

Lecture 5 - Sequence of Operation

Lecture 6 - Combing Mechanism

Lecture 7 - Timing Diagram

Lecture 8 - Sliver Formation

Lecture 9 - Theoretical Aspects in Combing - Part 1

Lecture 10 - Theoretical Aspects in Combing - Part 2

Lecture 11 - Parameters Influencing Combing Performance

Lecture 12 - Analysis of Drive

Lecture 13 - Calculation of Process Performance Parameters

Lecture 14 - Introduction, Working Principle and Creel

Lecture 15 - Dxrafting Unit - Part 1

Lecture 16 - Dxrafting Unit - Part 2

Lecture 17 - Flyer Twisting

Lecture 18 - Package Formation

Lecture 19 - Bobbin Speed Regulation

Lecture 20 - Building Motion and Drive Analysis

Lecture 21 - Calculation for Change Gears amd Production

Lecture 22 - Introduction and Working Principle

Lecture 23 - Creel and Drafting Unit

Lecture 24 - Twisting Process and Twisting Elements

Lecture 25 - Bobbin Building

Lecture 26 - Spinning Geometry

Lecture 27 - Analysis of Forces on Traveller

Lecture 28 - Analysis of Forces on Ballon

Lecture 29 - Analysis of Drive, Production Calculation

Lecture 30 - End Breaks