AKTU Process Control in Spinning and Weaving (BTT070) Syllabus PDF – B.Tech 4th Year

Course Objectives

1 To familiarize the students with concept of process control, tools and techniques of process control and its importance in achieving quality objectives and reduction of waste. 2.To familiarize the students on various process and quality related problems faced during yarn production and measures to achieve quality objectives.

1. To understand scope and systems of process control in weaving, setting norms and schedule of checks, machinery audit.
2. To understand the process control in warping, minimizing end breakage in warping, quality of warping beam.
3. To understand the process control in loom shed, snap study, time and motion study, control of warp and weft breakage, causes and remedies of fabric defects.

Unit-1: Process control and its importance, application of various tools and techniques for

process control, cotton fibre selection and bale management system, ways to achieve quality and cost optimization, control of waste in spinning, cleaning efficiency of blow room and card, yarn realization, control of neps and fibre rupture, assessment of performance of blow room & card.

Total Lectures Required: 8

Unit -II: Means to improve productivity and machine efficiency, controlling end-breakage rate in

ring spinning, control of yarn faults and package defects, classimat faults, control of yarn quality-count, lea strength and their variability, study of CV% (within bobbin and between bobbin), single yarn strength and elongation, control of yarn unevenness, imperfections and hairiness, process control measures at different stages of yarn spinning.

Total Lectures Required: 8

Unit-III: Scope of process control in weaving, systems of process control in weaving, setting

norms and schedule of checks, machinery audit, optimizing quality of winding, control of quality of knot, producing good package, dressing of the beams for reducing incidence of cross ends.

Total Lectures Required: 8

Unit IV: Process control in warping, minimizing end-breakage in warping, quality of warping

beam, control of productivity, factors responsible for loss in efficiency, control of productivity, process control in sizing, choice of recipe and size pick-up, control of size pick-up, control of yarn stretch, quality of sized beams.

Total Lectures Required: 8

Unit V: Process control in loom shed, snap study, time and motion study, control of warp and weft

breakage, causes and remedies of fabric defects, factors responsible for loss in efficiency, control of productivity, process control in grey inspection, and folding sections Total Lectures Required: 8 Grand Total Lectures Required: 40 Course Outcome: At the end of the course, students will develop adequate knowledge and skills to:

1. Explain the importance of process control in various area of spinning process.
2. Describe productivity, means to improve productivity, maximizing machine efficiency in ring spinning.
3. Explain process control in weaving, setting norms and schedule of checks, machinery audit.
4. Explain process control in warping, minimizing end breakage in warping, quality of warping beam,
5. Explain process control in loom shed, snap study and time and motion study, control of warp and weft breakage, causes and remedies of fabric defects.

Text Books

1. Process Control in Textile Manufacturing, edited by A, Majumdar, A. Das, R. Alagirusamy and V. K. Kothari, Woodhead Publisher (2011).
2. Evenness Testing in Yarn Production, Part I and II, by R. Fruter, The Textile Institute, Manchester (1982).
3. Seminar on Process Control in Spinning, Edited by R. Chattopadhyay, IIT Delhi (2001),
4. On line Quality Control in Spinning and Weaving, Textile progress, Vol 17, No.1/2 5.Total Quality management by D. H. Besterfield, C. Besterfield-Michna, G. H. Besterfield, M. Besterfield-Sacre, H. Urdhwareshe, R. Urdhwareshe, Pearson, New Delhi (2012).