| Foreword |
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xv | |
| Preface |
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xvii | |
| Acknowledgments |
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xxi | |
| About the Author |
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xxiii | |
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1 Quality and Process Management in a Spinning Mill |
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1 | (72) |
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1 | (1) |
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1 | (1) |
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1.1 Spinning Mills-Flow Chart of Operations |
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2 | (2) |
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1.2 Quality of Incoming Raw Material (Cotton) |
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4 | (2) |
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6 | (2) |
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8 | (18) |
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8 | (2) |
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10 | (1) |
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1.4.3 Pre-comber Draw Frames and Lap Formers |
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11 | (1) |
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12 | (2) |
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1.4.5 Finisher Draw Frames |
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14 | (1) |
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15 | (2) |
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17 | (4) |
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1.4.8 Ring Frames with Compact System |
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21 | (1) |
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22 | (1) |
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1.4.9.1 Electronic Yarn Clearers (EYC) in Autoconers |
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23 | (1) |
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24 | (1) |
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24 | (1) |
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1.4.12 Assembly Winding and Two For One Twister |
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25 | (1) |
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26 | (1) |
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1.6 Package Defects - end Use Performance |
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26 | (1) |
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1.7 Process and Quality Audits |
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26 | (1) |
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1.8 Application of Statistical Techniques in Spinning mills |
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27 | (6) |
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1.9 Quality control Equipments in a Spinning mill |
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33 | (6) |
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1.9.1 Fiber testing equipments |
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33 | (1) |
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1.9.2 In-process materials testing equipments |
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34 | (4) |
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1.9.3 Final yarn testing equipments |
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38 | (1) |
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1.10 Final Lot inspection of products |
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39 | (1) |
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1.11 Key Performance Parameters (Quality) in each department |
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40 | (33) |
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CS1 Case study on "Higher level of End breaks in 40s Combed Compact Warp yarn" |
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41 | (1) |
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CS2 Case study on "Higher Unevenness in Finisher Draw frame sliver" |
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42 | (1) |
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CS3 Case study on "Increase of Clearer cuts in Autoconer in 60s Combed Compact Weaving yarn" |
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42 | (1) |
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CS4 Case study on "Increase in Foreign fiber (FD) cuts in Autoconers" |
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43 | (1) |
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CS5 Case study on "Increase of Yarn Count CV in 40s Combed Hosiery Yarn during Final Lot Inspection" |
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44 | (1) |
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Annexure I Quality Control Department Organogram for a Spinning Mill with 50000 Spindles |
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45 | (1) |
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Annexure II Model Quality Control schedule for Mills striving for excellence in Manufacturing |
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45 | (3) |
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Annexure III Estimation of Contamination Index in Raw Material |
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48 | (3) |
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Annexure IVA Evolution of Clearers |
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51 | (1) |
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Annexure IVB Classimat faults |
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52 | (2) |
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Annexure V Package defects |
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54 | (10) |
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Annexure VI Process Audit Format |
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64 | (2) |
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Annexure VII Quality Audit Format |
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66 | (2) |
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Annexure VIII Final Inspection Lot Report Model Format |
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68 | (5) |
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2 Maintenance Management in Spinning mills |
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73 | (34) |
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73 | (1) |
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73 | (1) |
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74 | (1) |
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2.2 Breakdown Maintenance-First Generation Maintenance |
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74 | (1) |
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2.3 Planned Maintenance-Second Generation Maintenance |
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74 | (4) |
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2.3.1 Routine Maintenance |
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75 | (1) |
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76 | (1) |
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2.3.3 Replacement programme |
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76 | (2) |
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2.4 Preventive Maintenance |
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78 | (1) |
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2.5 Systems to enhance Maintenance of Assets/Machinery in Spinning mills |
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79 | (9) |
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2.5.1 5S System for shop-floor excellence |
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80 | (2) |
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2.5.2 FMEA-Failure Mode Effect Analysis |
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82 | (1) |
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2.5.3 TPM-Total Productive Maintenance |
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83 | (1) |
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83 | (1) |
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2.5.3.2 TPM implementation |
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84 | (3) |
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2.5.3.3 ZDQC-Zero Defect Quality Control |
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87 | (1) |
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88 | (1) |
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2.6 Predictive Maintenance-Third Generation Maintenance |
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88 | (4) |
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2.6.1 Smart predictive maintenance-SPDM (Third Generation Maintenance Extension) |
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90 | (2) |
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2.7 Smart Prescriptive Maintenance Framework-SPMF (Fourth Generation Maintenance) |
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92 | (15) |
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CS6 Case study on "Impact of Buffing Accuracy on Yarn Quality" |
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93 | (1) |
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CS7 Case Study on "Impact of Air leakage on Mis-splicing % in Autoconers" |
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94 | (1) |
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CS8 Case Study on "Process FMEA on Weak places in 80s Combed Compact Warp yarn" |
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94 | (1) |
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CS9 Case Study on "Impact of 5S implementation in a Spinning mill" |
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95 | (1) |
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CS10 Case Study on "Design FMEA in a Spinning mill" |
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96 | (1) |
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CS11 Case Study on "QAD-Maintenance interface" |
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97 | (1) |
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CS12 Case Study on "MTTR-Mean Time To Repair (TPM)" |
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98 | (1) |
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Annexure IXA Model Check list for effective Machinery Maintenance Audit-Online |
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99 | (3) |
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Annexure IXB Model Check list for effective Machinery Maintenance Audit-Offline |
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102 | (1) |
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Annexure X TPM Organogram |
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103 | (1) |
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Annexure XI TPM Gap Analysis Audit format |
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104 | (3) |
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3 Production Management in Spinning Mills |
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107 | (36) |
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107 | (1) |
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107 | (1) |
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3.1 Utilization Efficiency |
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108 | (2) |
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3.2 Production Efficiency |
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110 | (3) |
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113 | (2) |
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115 | (5) |
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117 | (1) |
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3.4.2 Best practices to achieve higher and consistent Yarn Realization & control on Saleable waste |
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118 | (1) |
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3.4.3 Measures to achieve Standard Yarn realization |
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119 | (1) |
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3.5 Manufacturing of Sustainable products |
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120 | (1) |
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3.6 Manufacturing of Value-added yarns |
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121 | (1) |
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3.7 Automation in Spinning Mills |
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122 | (21) |
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3.7.1 Automation towards Yarn Quality improvements |
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122 | (1) |
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3.7.2 Automation toward Production improvement |
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123 | (1) |
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3.7.3 Automation toward improving labor productivity |
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124 | (3) |
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CS13 Case Study on "Spindle point production improvement in 80s Combed Compact Weaving" |
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127 | (1) |
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CS14 Case Study on "Impact of Short Stretch in Compact Spinning Ring frame" |
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128 | (2) |
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CS15 Case Study on "Improvement of Spindle point production with Slim Tubes" |
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130 | (1) |
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CS16 Case Study on "Utilization Efficiency Improvement" |
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130 | (2) |
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CS17 Case Study on "Yarn Realization improvement" |
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132 | (1) |
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Annexure XIIA Model Spin plan |
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133 | (5) |
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Annexure XIIB Production formulae used in Spin plan |
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138 | (1) |
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Annexure XIII Model Mill Standard Document for Spindle Point Production in Grams /Spindle/8 Hours |
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139 | (1) |
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Annexure XIV Model Chart for Estimation of Yarn Realization |
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140 | (1) |
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Annexure XV Model Chart for Zone-wise Waste analysis for Cards |
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140 | (3) |
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4 Training and Development |
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143 | (14) |
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143 | (1) |
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143 | (1) |
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4.1 Definition of Training |
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143 | (1) |
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4.2 Chronology of the development of T&D |
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144 | (1) |
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4.3 Scope of training and development |
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145 | (2) |
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4.3.1 Development of employees by Human resource department |
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145 | (1) |
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4.3.2 Mechanisms for successful training and development system |
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146 | (1) |
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4.4 Management Development Programme |
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147 | (3) |
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4.4.1 Objectives of the Management Development programme |
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147 | (3) |
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4.5 HPT-Human Performance Technology |
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150 | (7) |
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CS18 Case Study on "Improvement in work assignment in Ring frame Through Re-training" |
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151 | (2) |
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CS19 Case Study on "Improvement in work Assignment in Autoconer department through Retraining" |
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153 | (2) |
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Annexure XVI Standards for Training period and Evaluation Measures |
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155 | (2) |
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157 | (18) |
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157 | (1) |
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157 | (1) |
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5.1 Power consumption in a Spinning mill |
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158 | (1) |
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5.2 Power consumption-Industry norms for Spinning mills |
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159 | (1) |
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5.3 Innovative projects for energy conservation |
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160 | (2) |
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5.4 Measures to reduce energy consumption in Compressors |
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162 | (2) |
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5.5 Power Quality-Harmonics |
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164 | (1) |
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5.5.1 Sources of Harmonics |
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164 | (1) |
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5.5.2 Effects of Harmonics |
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164 | (1) |
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5.5.3 Selection of Harmonic Filter |
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164 | (1) |
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165 | (1) |
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166 | (1) |
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5.8 Energy Efficient Motors |
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166 | (2) |
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168 | (7) |
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CS20 Case Study on "Incorporation of MD Controllers" |
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169 | (1) |
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CS21 Case Study on "Energy Savings in AWES-Automatic Waste Evacuation System" |
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170 | (1) |
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CS22 Case Study on "Inverter control for Pneumafil in Ring frame" |
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170 | (2) |
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Annexure XVII Model chart for Standard Power consumption in a Spinning Mill with . 50400 spindles |
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172 | (1) |
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Annexure XVIII Test Procedure for Assessment of Rewound Motors |
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173 | (2) |
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175 | (12) |
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175 | (1) |
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175 | (1) |
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6.1 Types of Customers of Spinning Mills |
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175 | (3) |
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176 | (1) |
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176 | (1) |
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6.1.3 Value addition customers like Double yarn/Plied yarn/Gassed yarn manufacturers |
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177 | (1) |
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6.1.4 Industrial Thread Manufacturers like Cotton sewing threads/Tyre cord fabric Manufacturers |
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178 | (1) |
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6.2 Customer Satisfaction |
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178 | (1) |
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179 | (1) |
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180 | (7) |
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CS23 Case Study on "Customer Service Environment-Take the Initiative" |
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180 | (1) |
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CS24 Case Study on "Customer Service Environment - Customer Service Horror Story" |
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181 | (1) |
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CS25 Case Study on "Customer Service Environment - `Do more than the Competition'" |
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182 | (1) |
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Annexure XIX Model format for Customer Satisfaction Audit |
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183 | (2) |
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Annexure XX Estimation of Customer Satisfaction Index |
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185 | (2) |
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187 | (12) |
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187 | (1) |
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187 | (1) |
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7.1 Industry 4.0-what does it bring to us? |
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187 | (1) |
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7.2 Evolution of the Industry 4.0 |
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188 | (1) |
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7.3 Goals of the Industry 4.0 |
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189 | (5) |
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7.4 Smart Manufacturing Spinners |
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194 | (5) |
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Annexure XXI Smart Manufacturing Spinners (Industry 4.0) Configuration |
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195 | (2) |
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Annexure XXII Payback estimation-Factors to be considered for Installation of Individual Spindle monitoring system |
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197 | (2) |
| List of Tables |
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199 | (2) |
| List of Case Studies |
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201 | (1) |
| List of Annexure |
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202 | (1) |
| References |
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203 | (2) |
| Index |
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205 | |