15TX31T: Yarn Manufacture-II Textile 3rd Sem Syllabus for Diploma DTE Karnataka C15 Scheme

Yarn Manufacture-II detail DTE Kar Diploma syllabus for Textile Engineering (TX), C15 scheme is extracted from DTE Karnataka official website and presented for diploma students. The course code (15TX31T), and for exam duration, Teaching Hr/week, Practical Hr/week, Total Marks, internal marks, theory marks, duration and credits do visit complete sem subjects post given below. The syllabus PDFs can be downloaded from official website.

For all other textile 3rd sem syllabus for diploma c15 scheme dte karnataka you can visit Textile 3rd Sem Syllabus for Diploma C15 Scheme DTE Karnataka Subjects. The detail syllabus for yarn manufacture-ii is as follows.

Pre-requisites:

Knowledge of Textile Fiber Technology, Yarn Manufacture-I

Course Objectives:

Understand conversion of sliver in to yarn through speed frame, Ring frame and Advanced Spinning Machines.

Course Outcomes:

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UNIT-I: COMBING 10 Hrs

Combing: Preparatory of combing, lap preparation, machines for lap preparation. Combing- objects, importance of combing, operation of comber, combing cycle, types of feed , degree of combing and timing, parameters influencing combing operation, Calculation regarding draft, speed and production, automation, defects and causes in comber, Modern comber.

UNIT-II: SPEEDFRAME 10 Hrs

Speed frame: Objects, working of speed frame, , Designs of flyer, Builder Motion, flyer lead and bobbin lead, differential Mechanisms, drafting systems in speed frame, Twisting and winding, creels and Packages, Calculation regarding draft, speed and production, automation, quality aspects of rove, recent developments in speed frame.

UNIT-III: RINGFRAME 14 Hrs

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UNIT -IV: DOUBLING 04 Hrs

Doubling: Purpose of doubling, objective, doubling machines, types of twisted yarns, folded yarns,
Two for One Twister: Objects, TFO Machine, salient features of TFO, Fancy Yarns and plied yarns.

UNIT-V: ROTOR SPINNING 06 Hrs

Rotor Spinning: History of rotor Spinning, Objects, principle and working of Rotor spinning, Yarn Properties, Design aspects of rotor, Merits and demerits of rotor spinning, Production calculations, Economics of rotor spinning.

UNIT-VI: NEW SPINNING SYSTEMS 08Hrs

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Reference Books:

1. W. Klein, Rieter Manual of Spinning Volume 1-3, Rieter, 2010.
2. Peter R. Lord, Handbook of Yarn Production, Technology, Science and Economics, CRC Press publication, New York, 2002.
3. Carl A. Lawrence, Fundamentals of Spun Yarn Technology, CRC Press publication, New York, 2002.
4. R. Chattopadhyay and R. S. Rengasamy, Spinning, Drawing, Combing & Roving, NCUTE Pilot Programme, Indian Institute of Technology, New Delhi, 2003.
5. W. Klein, Vol. 1 – 3, The Technology of Short Staple Spinning, A Practical Guide to Opening & Carding and A Practical Guide to Combing, Drawing and Roving frame, The Textile Institute, Manchester, U.K., 1998.
6. Coulson (Ed) A.F.W. Manual of Cotton Spinning Vol.I to IV, textile Institute, Manachester, 1958.
7. Eric Oxtoby, Spun Yarn Technology, Butterworths, 1987.

LIST OF SOFTWARE/LEARNING WEBSITES :

1. http://www.nptel.ac.in/courses
2. http://www.rieter.com/en/rikipedia/articles
3. https://www.youtube.com/
4. http://textilelearner.blogspot.in

Suggested List of Student Activities:

Note: the following activities or similar activities for assessing CIE (IA) for 5 marks (Any one)

1. Each student/group should do any one of the following type activity or any other similar activity related to the course and before conduction, get it approved from concerned Teacher and HOD.
2. Each student/group should conduct different activity and no repeating should occur.

1. Make Visit to nearest spinning Mill ,observe , Write layout plan with brief note and submit 100 words of hand written report
2. Observe the comber/speed frame/ring frame/Rotor of your institute and study its specifications. List the possible operation can be done on that machine, Submit the written report.
3. Compare various Modern developments associated with comber/speed frame/ring frame/Rotor machines by collecting their broachers. Submit comparative hand written statement.
4. Write the report on modern developments advanced spinning machines by collecting their broachers.

Course Delivery:

The course will be delivered through lectures, demonstration and presentations

Note to IA verifier:

The following documents to be verified by CIE verifier at the end of semester

1. Blue books ( 20 marks)
2. Student suggested activities report for 5 marks and should be assessed
3. Student feedback on course regarding Effectiveness of Delivery of instructions & Assessment Methods.

Model Question Paper:

(CIE)

1. State the objects of comber
2. Explain combing cycle OR A comber with 8 heads is working at 150nipsper minute. waste is extracted is 10% and 22 hanks are produced in a shift of 8 hours with 80% efficiency the hank of sliver is .15 hank and total draft is
3. Find feed per nip and weight per yard of the lap fed.
4. State the objects of ring frame OR State the types of drafting systems used in Speed frame
5. Explain with neat sketch differential motion. OR Calculate the TPI on simplex if the diameter of back roller is 15/16, rpm of B.R is 10, rpm of flyer is 1000 and draft is 6 :TPI on simplex = ?,Dia. of B.R = 15/16,Dia. of F.R = ?,Rpm of B.R = 10,Rpm of flyer = 1000 rpm, Draft, D = 6

Model Question Paper:

PART-A 6X5=30

1. List the types of hooks and their percentage .
2. Explain twisting in speed frame.
3. Explain the roles performed by aprons.
4. Describe winding mechanism in ring frame.
5. Enumerate properties and applications of OE yarn.
6. Discuss styles of doubling.
7. Compare the friction spun yarn structure with ring spun yarn.
8. List the properties of Air jet yarn.
9. With neat sketch explain twist less spinning.

PART-B 7X10=70

1. Explain combing cycle with neat sketch.
2. A comber with 8 heads is working at 150nipsper minute. waste is extracted is 10% and 22 hanks are produced in a shift of 8 hours with 80% efficiency the hank of sliver is .15 hank and total draft is
3. Find feed per nip and weight per yard of the lap fed.
4. Explain passage of material through ribbon Lap machine.
1. Explain with neat sketch differential motion. 5
2. Describe cone drum mechanism in speed frame. 5
6. Calculate the TPI on simplex if the diameter of back roller is 15/16, rpm of B.R is 10, rpm of flyer is 1000 and draft is 6 :TPI on simplex = ?,Dia. of B.R = 15/16,Dia. of F.R = ?,Rpm of B.R = 10,Rpm of flyer = 1000 rpm, Draft, D = 6
7. Outline working of ring frame with neat sketch
8. Explain with sketch different types of roller weighting in ring frame.
1. Enumerate salient features of modern ring frame. 5
2. Write a note on causes of end breakage in ring spinning? 5
1. Discuss effect of Rotor speed, rotor diameter and groove angle. 6
2. Distinguish between ring spinning and open end spinning. 4
11. Explain principle of air jet spinning and working of Murata air jet spinning system.

For detail syllabus of all other subjects of BE Textile, C15 scheme do visit Textile 3rd Sem syllabus for C15 scheme.

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