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TNPSC Combined Engineering Services Exam - Textile Engineering Paper 1 - www.tnpsc.gov.in

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PAPER-I
Syllabus
[The existing syllabi for the subjects under Paper-I now (previously Paper -I and Paper –II)
have been clubbed together and constituted as a single syllabus]
TEXTILE ENGINEERING
Degree Standard
PAPER-I Code No: 114
UNIT I
FIBRE PRODUCTION :- Classification of textile fibres. Principles of polymerization, Manufacturing
details of viscose rayon, Poly ethylene terephthalate, nylon 6 and 6,6, poly-acrylonitrile, poly
propylene, polyaramides carbon and glass fibres. Texturization of fibres.
UNIT II
FIBRE COMPOSITES :- Resins, additives to resins. Types and characteristics of the re-inforcing
fibres, Different textile structure used for re-inforcements.
UNIT III
SPINNING PREPARATORY PROCESSES :- Sequence of processes used to prepare the staple
fibres (cotton, jute, wool and man-made fibres) for yarn spinning. Process optimization.
UNIT IV
CONVENTIONAL YARN SPINNING :- Yarn formation using ring spinning method. Spinning
limitations. Doubling of yarns.
UNIT V
NEW METHODS OF YARN SPINNING:- Yarn production by open end, friction and air-jett spinning
methods. Techno - economic comparison with convetional method.
UNIT VI
PREPARATORY PROCESSES FOR FABRIC FORMATION:- Sequence of processes used to
prepare the yarn for fabric formation in looms and kaitting machines. Process optimization.
UNIT VII
WEAVING MACHINES:- Fabric formation in conventional and high speed looms. Process
optimization. Economic viability of high speed looms.
UNIT VIII
KNITTING MACHINES:- Fabric production in weft knitting machines. Comparison of woven and
knitted fabrics, Principles of warp knitting. Production of garments from woven and knitted fabrics.
UNIT IX
CHEMICAL PROCESSING:- Preparation of material for coluration and finishing, principles involved
in dyeing and printing. Physical and chemical finishing operation.
UNIT X
QUALITY ASSESSMENT:- Sampling method, Determination of sample size. Testing of fibres yarns
and fabrics for various qualities. Statistical Significance Test.
PAPER -II
UNIT I
STRUCTURAL MECHANICS OF YARN :- Yarn geometry, Fibre migration and its characterization,
Prodiction of filament and spun yarn tensile behavious under different conditions.
17
UNIT II
STRUCTURAL MECHANICS OF FABRICS :- Fabric geometry, Prediction of deformation behaviour
of woven, knitted and non - woven fabrics.
UNIT III
TEXTILE MACHINE DESIGN :- Design of Cams, gear trains, clutches and brakes for application in
textile machines. Kinematics of comber and loom operations.
UNIT IV
MACHINING OPERATIONS :- Material Selection, Different machining operations. Surface
treatments, Tolerance Limits.
UNIT V
PNEUMATICS:- Application of free air and compressed air in textile machinery. Air pressure
measurements and its control.
UNIT VI
WORK STUDY:- Work and time measurement. Motion time analysis. Resources allocation and
scheduling.
UNIT VII
PRODUCTION PLANNING:- Balancing of textile machines in different departments to produce
required quantity of and products taking into account various process parameters.
UNIT VIII
MACHINERY MAINTENANCE:- Break-down and preventive maintenance for textile machines.
Types and Selection of Lubricants, Lubrication devices, Depreciation and replacement studies.
UNIT IX
SELECTION OF MOTORS:- Selection of electric motors for various textile machines. Application of
variators and invertors. Smooth starting of machines. Microprocessor applications. Power
requirements.
UNIT X
ENVIRONMENTAL CONDITIONS IN TEXTILE MILLS:- Plant lay-out, Material handling. Lighting
and humidification, Safety devices]
Paper 2 - TNPSC Combined Engineering Services Exam General Studies Syllabus

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