b.tech textile technology - Technical symposium.

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UNIT IV STRESSES IN BEAMS 9 Theory of simple bending – assumptions and derivation of bending equation (M/I = F/Y = E/R) – analysis of stresses in beams – loads carrying capacity of beams – proportioning beam sections – leaf springs – flitched beams – shear stress distribution in beams – determination of shear stress in flanged beams. UNIT V TORSION 9 Torsion of circular shafts – derivation of torsion equation (T/J = C/R = G0/L) – stress and deformation in circular and hollow shafts – stresses and deformation in circular and hollow shafts – stepped shafts – shafts fixed at both ends – stresses in helical springs – deflection of springs – spring constant COLUMNS Axially loaded short columns – columns of unsymmetrical sections – Euler’s theory of long columns – critical loads for prismatic columns with different end conditions – effect of eccentricity. TOTAL : 45 PERIODS TEXT BOOKS 1. Junarkar, S.B., Mechanics of Structure Vol. 1, 21 st Edition, Character Publishing House, Anand, Indian, (1995) 2. William A.Nash, Theory and Problems of Strength of Materials, Schaum’s Outline Series. McGraw Hill International Editions, Third Edition, 1994. REFERENCE 1. Elangovan, A., Thinma Visai Iyal (Mechanics of Solids in Tamil), Anna University, Madras, 1995. EE9213 ELECTRICAL DRIVES AND CONTROLS L T P C 3 0 0 3 UNIT I INTRODUCTION 9 Fundamentals of Electrical Drives, advantages of Electrical Drives. Choice of an Electric Drive – characteristics of loads. Components of an Electric Drive: Electrical Motors – power converters (AC to DC, DC to DC, DC to AC, AC to AC) – Control units (Fuses, Switches, Circuit breakers, contactors and relays). Equations governing motor load dynamics – equilibrium operating point and its steady state stability. UNIT II HEATING AND POWER RATING OF MOTOR DRIVE 9 Load diagram, heating and cooling of motors – classes of motor duty. Determination of rating for continuous, intermittent and short time duty cycles. UNIT III POWER CONVERTERS 9 Control rectifiers – single phase and three phase circuits – choppers – step up and step down choppers – A.C. Voltage controllers. Single phase and three phase A.C. Voltage controllers, Inverters: Voltage source and current source inverters(Elementary Treatment only). UNIT IV D.C. MOTOR DRIVE 9 D.C. Motor: Types, speed – torque characteristics. Starting – braking – speed control: Armature voltage – field current control – Ward Leonard methods – Four-quadrant operation. Converter fed separately excited D.C. motor drive – chopper fed D.C. motor drive (Continuous current operation only). 8
UNIT V A.C. DRIVES 9 Principle of operation of 3 phase induction motor – equivalent circuit – Slip – torque characteristic – starting methods: star – Delta starter, Auto transformer starter, Rotor resistance starter, Speed control: Stator voltage control, frequency control, rotor resistance control, slippower recovery scheme. Inverter fed 3-phase induction motor drive: v/f control, Rotor resistance control, slip-power recovery controls. TOTAL : 45 PERIODS TEXT BOOKS 1. G.K. Dubey, Power Semi Conductor Controller Drives. Prentice Hall of India 1989. 2. S.K.Pillai, A First Course on Electrical Drives. Wiley Eastern Ltd., 1993. REFERENCES 1. P.C. Sen – Principles of Electric Machines and Power Electronics. John – Willey and Sons– 1997. 2. S.K. Bhattacharya and Brijinder Singh, Control of Electrical Machines, New Age International Publishers. TT9201 PHYSICAL STRUCTURE AND PROPERTIES OF FIBRES LT P C 3 0 0 3 UNIT I STRUCTURAL INVESTIGATION OF FIBRES 12 Study of natural and man-made fibres – physical, chemical and morphological structure; study of investigation techniques – scanning electron microscope, X-ray diffraction, infrared radiation and dichroism. UNIT II MOISTURE ABSORPTION IN FIBRES 6 Moisture absorption behaviour of natural and man-made fibres; influence of fibre structure, relative humidity and temperature; heat of sorption – integral and differential, their relation; factors influencing heat of sorption; conditioning of fibres – mechanism, factors influencing conditioning. UNIT III MECHANICAL PROPERTIES OF FIBRES 10 Tensile characteristics – stress-strain relations, influence of humidity and temperature on tensile characteristics; elastic properties – elastic recovery and its relation to stress and strain of fibres; mechanical conditioning and its influence on elastic recovery of fibres; torsional rigidity of fibres – measurement techniques; flexural rigidity of fibres – measurement techniques. UNIT IV OPTICAL PROPERTIES AND FRICTIONAL PROPERTIES 7 Luster index; refractive index and its measurement; birefringence, factors influencing birefringence; friction and its measurement, comparison of fibres, directional friction in wool. UNIT V ELECTRICAL AND THERMAL PROPERTIES 10 Electrical resistance of fibres– measurement, factors influencing electrical resistance; dielectricity–factors influencing di-electricity; static electricity–measurement, problems and elimination techniques; thermal conductivity, thermal expansion and contraction, melting. TOTAL : 45 PERIODS 9
Page 1 and 2: ANNA UNIVERSITY : : CHENNAI 600 025
Page 3 and 4: SEMESTER VIII CODE No. COURSE TITLE
Page 5 and 6: CY9211 ORGANIC CHEMISTRY L T P C (C
Page 7: UNIT V CHROMATOGRAPHIC METHODS 6 Cl
Page 11 and 12: CY9214 INSTRUMENTAL METHODS OF ANAL
Page 13 and 14: UNIT II IONIC EQUILIBRIA 9 Acids an
Page 15 and 16: TT9251 SPUN YARN TECHNOLOGY I LT P
Page 17 and 18: 5. “Yarn Preparation: A Hand Book
Page 19 and 20: TT 9301 HIGH PERFORMANCE FIBRES LT
Page 21 and 22: TT 9304 CHEMICAL PROCESSING OF TEXT
Page 23 and 24: TT 9308 CLOTH ANALYSIS LABORATORY L
Page 25 and 26: 4. Ruth clock and Grace Kunz., “A
Page 27 and 28: TT 9355 FINANCIAL MANAGEMENT FOR LT
Page 29 and 30: TT 9358 TEXTILE QUALITY EVALUATION
Page 31 and 32: UNIT III STATISTICAL PROCESS CONTRO
Page 33 and 34: TEXT BOOKS 1. Gilbert M.Masters,
Page 35 and 36: UNIT V EASY CARE 5 Crease resistanc
Page 37 and 38: UNIT V CHARECTERISATION TECHNIQUES
Page 39 and 40: UNIT III SILK WEAVING 9 Technologic
Page 41 and 42: UNIT IV FIBRE BLENDING AND LEVELLIN
Page 43 and 44: TT 9028 MECHANICS OF TEXTILE STRUCT
Page 45 and 46: TT 9030 ADVANCES IN SPUN BONDED AND
Page 47 and 48: REFERENCES 1. Harrison P. (ed.),
Page 49 and 50: UNIT III COMPUTER AIDED DESIGN 5 We
Page 51 and 52: REFERENCES 1. Adanur S., “Welling
Page 53 and 54: TT 9040 TEXTILE MILL PLANNING AND M
Page 55 and 56: REFERENCES 1. Buffa E.S. and Sarin
Page 57 and 58: TT 9045 COMPUTER PROGRAMMING FOR TE
Page 59:
GE9021 PROFESSIONAL ETHICS IN ENGIN
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