Process and Quality Control in Textile — Summer 2024

State the objectives of winding process.

What is yarn realization? Explain in brief

Justify the importance of Process and Quality control in textiles.

What is random irregularity in yarn?

State and explain the importance of minimizing end breaks during warping process.

Discuss in detail about causes and remedies of within bobbin count variation.

What is size take up? How it can be controlled with machine speed, size viscosity etc.

Explain the term operative efficiency and machine efficiency.

Give classification of different grades of fabrics.

State warp way and weft way defects in the fabrics. Explain the causes and remedial measures for following fabric defects – Weft bars and Floats.

Explain control of blowroom waste.

Discuss about control of mixing quality through fibre characteristics.

Discuss the importance of lea strength. Explain the control of variability in it.

Discuss the contribution of yarn clearer in winding process.

Discuss any two wound package faults with their causes and remedial measures with the help of neat diagrams.

Explain, in detail about influence of preparatory processes on yarn hairiness.

Discuss the importance of Automatic Drawing-in machine.

Give classification of fabric defects.

State and explain the steps involved in process control. Also, state the technical requirements of pirn winding process

Write three points to control small weft loop (Phurkies) damage

State the factors affecting loom efficiency. How to maximize loom efficiency?1

Explain the factors affecting productivity & Efficiency in a weaving mill.

Discuss suitable steps for controlling comber waste at comber.

State various zones of stretch control on modern sizing machines. How do you measure the stretch % ?

Explain the term Machinery Audit with suitable examples..