Process Management in Spinning

Process Management in Spinning

by R. Senthil Kumar

Hardcover

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Product Details

ISBN-13: 9781482208368
Publisher: Taylor & Francis
Publication date: 09/30/2014
Pages: 416
Product dimensions: 10.00(w) x 7.30(h) x 1.10(d)

About the Author

R. Senthil Kumar completed his post-graduation in textile engineering from the Indian Institute of Technology (IIT), Delhi, India. He has been an assistant professor in the Department of Textile Technology, Kumaraguru College of Technology, India, since 2009. Kumar has published more than 30 technical and management-related review papers in various international and national journals and has prepared manuals on "non-woven technologies" for international and local textile industries. He has published nearly 200 technical and management-related textile study materials on the online portal (www.scribd.com/sen29iit), and has also authored Textiles for Industrial Applications, which was published by CRC Press in August 2013.

Table of Contents

Process Control in Mixing

Significance of Process Control in Mixing

Fiber Quality Index

Essential Properties of Fiber

Properties of Cotton: Global Scenario

Process Sequence: Short Staple Spinning

Bale Packing and Dimensions

Bale Management

Bale Lay Down Planning

Linear Programming Technique (LPT) for Cotton Mixing

Cotton Property Evaluation Using HVI and AFIS

Cotton Stickiness

Contamination and Its Impact

Soft Waste Addition in Mixing

References

Process Control in Blow Room

Significance of Blow Room Process

Intensity of Fiber Opening

Cleaning Efficiency

Neps in Blow Room

Lint Loss

Blending Homogeneity

Fiber Rupture and Its Measurement

Microdust

Lap Uniformity

Technological Developments in Blow Room Machinery

Chute Feed System and Its Control Mechanism

Process Parameters in Blow Room

Defects Associated with the Blow Room Process

Work Practices in Blow Room

General Considerations in Blow Room Process

References

Process Control in Carding

Significance of the Carding Process

Neps in Carding

Influence of Licker-In Zone on the Carding Process

Influence of the Carding Zone on the Carding Process

Doffer Zone

Sliver Formation

Wire Geometry in Licker-In, Cylinder, Flats, and Doffer

Autoleveler in Carding

Process Parameters in Carding

Defects Associated with the Carding Process

Ambient Conditions

Cleaning Efficiency and Lint Loss%

Control of Waste

Productivity and Quality for Different End Uses

Technological Developments in Carding

References

Process Control in Drawing

Significance of the Drawing Process

Fundamentals of Drafting System

Fiber Control in Roller Drafting

Doubling

Influence of Draw Frame Machine Elements on Process

Roller Setting

Top Roller Maintenance

Draw Frame: Speeds and Draft Distribution

Count C.V% and Irregularity U%

Defects Associated with Draw Frame Process

Process Parameters in Draw Frame

Work Practices

Technological Developments in Draw Frame

References

Process Control in Comber and Its Preparatory

Significance of Combing Process

Lap Preparation

Factors Influencing the Combing Process

Setting Points in Comber Machine

Draft

Noil Removal

Nep Removal in Combing

Hook Straightening in Comber

Sliver Uniformity

Control of Feed Lap Variation

Defects and Remedies

Technological Developments in Comber and Its Preparatory

Work Practices

References

Process Control in Speed Frame

Significance of Speed Frame

Tasks of Speed Frame

Importance of Machine Components in Speed Frame

Draft Distribution

Twist

Bobbin Formation

Quality Control of Roving

Defects in Roving

Technological Developments in Speed Frame

References

Process Control in Ring Spinning

Significance of Ring Spinning Process

Influence of Ring Spinning Machine Components on Spinning Process

End Breakage Rate

Draft Distribution

Twist

Nonconformities in the Ring Spinning Process

Package Size or Cop Content

Count C.V% and Evenness

Tenacity and Tenacity C.V%

Roller Lapping

Yarn Quality Requirements for Different Applications

Technological Developments in Ring Spinning

References

Process Control in Winding

Significance of the Winding Process

Demands of Cone Winding Process

Factors Influencing Process Efficiency of Automatic Winding Machine

Winding Speed

Yarn Tension

Package Density of Cone

Yarn Clearing

Waxing

Knotting and Splicing

Package Defects in Winding

Determination of Shade Variation in Yarn Package

Control of Hard Waste

Wrong Work Practices in the Winding Department

Yarn Conditioning

Technological Developments in Winding Machine

References

Process Control in Rotor Spinning

Significance of Rotor Spinning

Raw Material Selection

Sliver Preparation

Influence of Machine Components on Rotor Spinning Process

Draft

Twist

Doubling Effect

Winding Angle

Waxing

End Breakage in Rotor Spinning

Relative Humidity in Rotor Spinning Process

Defects Associated with Rotor Spinning Process

References

Energy Management in the Spinning Mill

Significance of Energy Management in the Spinning Mill

Manufacturing Cost of Yarn in Spinning Mill

Energy Distribution in Ring Spinning Process

Calculation of Energy Consumption of Ring Frame Machines

Energy Management Programs

Energy Conservation in the Spinning Mill

Lighting

Compressed Air System

Energy Demand Control

Motor Management Plan

Motor Maintenance

Energy-Efficient Motors

Rewinding of Motors

Motor Burnouts

Power Factor Correction

Minimizing Voltage Unbalances

References

Humidification and Ventilation Management

Importance of Maintaining Humidity in Spinning Process

Humidity and Working Conditions

Humidity and Yarn Properties

Humidity and Static Electricity

Humidity and Hygiene

Humidity and Human Comfort

Humidity and Electronic Components

Humidity and Dust Control

Moisture Management in Ginning

Humidification Systems in Spinning Mill

Conventional Humidification System

Modern Humidification System

References

Pollution Management in Spinning Mill

Significance of Pollution in Spinning Mill

Cotton Dust

Pollution in Cotton Cultivation and Processing

Significance of Noise Pollution

References

Process Management Tools

Significance of Process Management

Process Management Tools

Total Productive Maintenance

Lean Manufacturing Concepts

References

Productivity, Waste Management, and Material Handling

Productivity in the Spinning Process

Yarn Realization

Material Handling

References

Case Studies

Mixing-Related Problems

Blow Room–Related Problems

Carding-Related Problems

Draw Frame–Related Problems

Comber

Speed Frame

Ring Frame

Bibliography

Index

Customer Reviews

Most Helpful Customer Reviews

See All Customer Reviews