Yarn Lectures by Prof. Ravi CHATTOPADHYAY

 Introduction

1 - Impurities & Contaminants in Cotton

2 - Opening Principle & Opening Devices

3 - Cleaning Principle

4 - Machines and their layout

5 - Bale Opening Machines

6 - Machines in Blow Room Part II

7 - Opening Cleaning Machines Part II

8 - Mixing & Blending

9 - Transportation of Tuft

1 0 - Lap Formation & Material Flow Regulation

1 1 - Process Performance

1 - Introduction

2 - Card Feed Zone

3 - Carding Zone

4 - Analysis of flat action

5 - Sliver Formation

6 - Package Formation

7 - Card Clothing

8 - Card Setting, Draft, Production

9 - Fibre Configuration & Neps in Card sliver

10 - Carding Process

11 - Numerical Problems & Solution

12 - Introduction & Drafting principle

13 - Design Features and operating principle of drawframe

14 - Drafting Rolles,Web Condensation & Packaging

15 - Drafting Roller Arranegement

16 - Drafting Theory,Wave Fromation & Control

17 - Drafting Force & Roller Slip

18 - Significance of Process Parameters

19 - Draft & production Calculation

20 - Blending on Drawframe

21 - Process Monitoring & Control

22 - Drawframe Autoleveller

23 - Card Autoleveller

24 - Numericals on Drawing