Foreword |
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xiii | |
Acknowledgements |
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xv | |
1 Introduction |
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1 | (6) |
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1.1 Changing Electric Power Supply |
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1 | (3) |
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4 | (3) |
2 History |
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7 | (32) |
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2.1 Transmission Network Development |
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7 | (13) |
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7 | (1) |
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2.1.2 Power Transmission Levels |
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8 | (3) |
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2.1.3 Long-Distance Power Transmission |
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11 | (7) |
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2.1.4 Current Ratings of Electric Transmission Networks |
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18 | (1) |
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2.1.5 Conclusion of Transmission Network Development |
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19 | (1) |
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2.2 Historical Development of GIL |
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20 | (19) |
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20 | (6) |
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26 | (10) |
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2.2.3 World-Wide Experiences |
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36 | (3) |
3 Technology |
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39 | (186) |
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41 | (24) |
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42 | (1) |
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42 | (2) |
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3.1.3 Gas-Tight Enclosure |
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44 | (2) |
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46 | (19) |
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3.1.4.1 Sulphur hexafluoride SF6 |
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47 | (1) |
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48 | (1) |
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3.1.4.3 N2/SF6 Gas Mixture |
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49 | (16) |
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65 | (28) |
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65 | (3) |
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3.2.2 Dielectric Dimensioning |
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68 | (1) |
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3.2.3 Thermal Dimensioning |
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68 | (1) |
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3.2.4 Insulation Coordination |
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68 | (1) |
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3.2.5 Electrical Optimization |
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69 | (1) |
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3.2.6 Transmission Network Studies |
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69 | (1) |
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3.2.7 Gas Pressure Dimensions |
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70 | (1) |
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3.2.8 High-Voltage Design Tests |
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70 | (2) |
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3.2.9 Current Rating Design |
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72 | (1) |
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3.2.10 Short-Circuit Rating Design |
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73 | (1) |
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3.2.11 Internal Arc Design |
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74 | (2) |
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3.2.12 Electromagnetic Current Forces Design |
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76 | (1) |
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76 | (1) |
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3.2.14 Integrated Overvoltage Protection |
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77 | (1) |
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78 | (1) |
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79 | (7) |
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79 | (1) |
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3.2.16.2 Heat Transfer Inside the GIL |
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79 | (4) |
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83 | (2) |
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85 | (1) |
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86 | (7) |
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86 | (1) |
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3.2.17.2 Modelling of the GIL |
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86 | (1) |
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86 | (1) |
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3.2.17.4 Permitted Stress |
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87 | (1) |
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3.2.17.5 Model of the Calculation |
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87 | (1) |
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3.2.17.6 Analysis Results |
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88 | (3) |
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91 | (2) |
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93 | (30) |
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93 | (2) |
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95 | (1) |
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95 | (2) |
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3.3.4 Size of Gas Compartment |
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97 | (1) |
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98 | (2) |
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100 | (1) |
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100 | (3) |
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100 | (1) |
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101 | (1) |
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3.3.7.3 Disconnecting Unit |
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101 | (1) |
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102 | (1) |
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3.3.8 Overhead Line Connection |
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103 | (1) |
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103 | (1) |
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3.3.10 Joint Technology for Conductor and Enclosure |
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104 | (8) |
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105 | (1) |
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3.3.10.2 Arc-Welded Joints |
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106 | (1) |
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3.3.10.3 Friction Stir-Welded Joints |
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107 | (3) |
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110 | (2) |
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3.3.11 Corrosion Protection. |
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112 | (4) |
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3.3.11.1 Passive. Corrosion Protection |
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114 | (1) |
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3.3.11.2 Active Corrosion Protection |
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115 | (1) |
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3.3.12 On-Site Assembly Work |
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116 | (1) |
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117 | (6) |
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3.3.13.1 Gas Density Monitoring |
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119 | (1) |
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3.3.13.2 Partial Discharge Monitoring |
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120 | (1) |
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3.3.13.3 Arc Location System |
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121 | (2) |
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3.4 Quality Control and Diagnostic Tools |
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123 | (8) |
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124 | (1) |
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3.4.2 Quality of Processes |
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124 | (1) |
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3.4.3 Partial Discharge Detection |
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125 | (1) |
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3.4.4 High-Voltage Testing On-Site |
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126 | (4) |
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3.4.5 Conclusion of Quality Control |
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130 | (1) |
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131 | (18) |
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131 | (8) |
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3.5.1.1 Net Connecting Rules |
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131 | (1) |
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3.5.1.2 Load Flow Calculation |
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132 | (7) |
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139 | (2) |
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141 | (1) |
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141 | (2) |
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3.5.5 Environmental Limitations |
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143 | (2) |
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3.5.6 Electric Phase Angle Compensation |
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145 | (1) |
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3.5.7 Loadability and Capability Overload |
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145 | (8) |
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145 | (1) |
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3.5.7.2 Calculating Overload for Ambient Temperature |
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146 | (3) |
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3.6 Specification Checklist |
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149 | (4) |
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153 | (30) |
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153 | (1) |
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3.7.2 Above-Ground Installation |
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154 | (5) |
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154 | (1) |
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3.7.2.2 Corrosion Protection |
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155 | (3) |
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3.7.2.3 Mechanical Stress |
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158 | (1) |
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158 | (1) |
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3.7.2.5 Evaluation of Above-Ground GIL |
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158 | (1) |
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159 | (1) |
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159 | (1) |
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3.7.3.2 Corrosion Protection |
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160 | (1) |
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3.7.3.3 Mechanical Stress |
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160 | (1) |
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160 | (1) |
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160 | (1) |
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160 | (6) |
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160 | (1) |
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3.7.4.2 Open Trench-Laid Tunnel |
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161 | (1) |
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162 | (3) |
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3.7.4.4 Corrosion Protection |
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165 | (1) |
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3.7.4.5 Mechanical Stress |
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165 | (1) |
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166 | (1) |
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166 | (1) |
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166 | (16) |
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166 | (1) |
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167 | (5) |
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3.7.5.3 Corrosion Protection |
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172 | (3) |
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3.7.5.4 Mechanical Stress |
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175 | (4) |
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179 | (2) |
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181 | (1) |
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182 | (1) |
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3.8 Long-Duration Testing |
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183 | (34) |
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183 | (1) |
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184 | (13) |
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3.8.2.1 Test Set-up in a Tunnel |
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184 | (5) |
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189 | (1) |
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3.8.2.3 On-Site Laying in a Tunnel |
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189 | (6) |
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3.8.2.4 On-Site Repair in a Tunnel |
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195 | (1) |
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3.8.2.5 Test Results in a Tunnel |
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196 | (1) |
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3.8.3 Directly Buried Version |
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197 | (18) |
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3.8.3.1 Test Set-up Directly Buried |
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197 | (2) |
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3.8.3.2 Test Programme Directly Buried |
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199 | (2) |
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3.8.3.3 On-Site Laying Directly Buried |
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201 | (2) |
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3.8.3.4 Repair Process Directly Buried |
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203 | (2) |
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3.8.3.5 Thermal Calculations Directly Buried |
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205 | (9) |
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3.8.3.6 Results of Long Duration Test Directly Buried |
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214 | (1) |
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3.8.4 Long-Duration Test Results |
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215 | (2) |
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217 | (4) |
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217 | (1) |
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3.9.2 Gas Mixture Handling |
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217 | (2) |
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219 | (2) |
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3.10 Commissioning and On-Site Testing |
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221 | (4) |
4 System and Network |
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225 | (28) |
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225 | (1) |
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4.2 Line Constants of GIL |
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225 | (3) |
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4.2.1 Theoretical Background |
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225 | (1) |
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226 | (1) |
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226 | (1) |
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227 | (1) |
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227 | (1) |
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227 | (1) |
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227 | (1) |
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228 | (3) |
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228 | (1) |
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229 | (1) |
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4.3.3 Comparison with Other Transmission Systems |
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229 | (2) |
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4.3.4 Cooling or Ventilation |
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231 | (1) |
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231 | (3) |
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231 | (1) |
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232 | (2) |
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234 | (1) |
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235 | (1) |
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235 | (1) |
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235 | (1) |
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236 | (1) |
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236 | (1) |
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237 | (1) |
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237 | (1) |
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4.10 Insulation Coordination |
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238 | (9) |
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238 | (1) |
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4.10.2 Overvoltage Stresses on Typical GIL Applications |
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238 | (3) |
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4.10.3 Insulation Coordination for GIL |
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241 | (2) |
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4.10.4 Required Test Voltages |
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243 | (3) |
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4.10.5 Verification of the Calculated Data |
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246 | (1) |
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247 | (6) |
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247 | (1) |
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4.11.2 Gas Density Monitoring |
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247 | (1) |
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4.11.3 Partial Discharge Measurement |
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248 | (1) |
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4.11.4 Temperature Measurement |
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248 | (1) |
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4.11.5 Overview of GIL Monitoring |
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248 | (5) |
5 Environmental Impact |
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253 | (20) |
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253 | (1) |
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253 | (1) |
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5.3 Electromagnetic Fields |
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254 | (13) |
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254 | (1) |
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254 | (2) |
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5.3.3 Maximum Field Values |
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256 | (2) |
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258 | (1) |
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5.3.5 Induced Reverse Enclosure Current |
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259 | (1) |
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5.3.6 EMF Measurements of GIL |
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260 | (7) |
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267 | (1) |
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267 | (1) |
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267 | (1) |
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268 | (1) |
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269 | (1) |
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269 | (4) |
6 Economic Aspects |
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273 | (6) |
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273 | (1) |
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273 | (2) |
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275 | (1) |
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276 | (1) |
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277 | (2) |
7 Applications |
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279 | (44) |
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279 | (1) |
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280 | (32) |
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7.2.1 Schluchsee, Germany, 1975 |
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280 | (3) |
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7.2.2 Windhoek, Namibia, 1977 |
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283 | (1) |
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7.2.3 Joshua Falls, USA, 1978 |
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284 | (2) |
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7.2.4 Bowmanville, Canada, 1985-7 |
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286 | (3) |
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7.2.5 Shin-Meika Tokai Line, Japan |
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289 | (5) |
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7.2.6 PALEXPO, Geneva, Switzerland, 2001 |
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294 | (2) |
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7.2.7 Baxter Wilson Power Plant, USA, 2001 |
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296 | (1) |
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7.2.8 Sai Noi, Thailand, 2002 |
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297 | (3) |
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7.2.9 PP9, Saudi Arabia, 2004 |
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300 | (1) |
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7.2.10 Cairo North, Egypt, 2005 |
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301 | (2) |
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7.2.11 Hams Hall, Midlands, UK, 2005 |
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303 | (1) |
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7.2.12 Huanghe Laxiwa, China, 2009 |
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304 | (1) |
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7.2.13 Kelsterbach, Germany, 2010 |
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305 | (3) |
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7.2.14 Xiluodu, China, 2011 |
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308 | (2) |
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7.2.15 Jingping I, China, 2011 |
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310 | (2) |
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312 | (2) |
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312 | (1) |
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312 | (1) |
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312 | (2) |
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7.3.4 Above-Ground and Cross-Country |
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314 | (1) |
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314 | (9) |
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7.4.1 Case Study: Metropolitan Areas |
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315 | (2) |
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317 | (1) |
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7.4.3 Case Study: Berlin Diagonal |
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318 | (1) |
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7.4.4 Case Study: Mountains |
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319 | (2) |
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321 | (1) |
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7.4.6 GIL/Overhead Line Mixed Application |
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321 | (2) |
8 Comparison of Transmission Systems |
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323 | (12) |
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323 | (1) |
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323 | (1) |
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324 | (6) |
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324 | (1) |
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324 | (3) |
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327 | (1) |
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328 | (1) |
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328 | (1) |
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8.3.6 Short-Circuit Rating |
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329 | (1) |
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329 | (1) |
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329 | (1) |
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330 | (2) |
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330 | (1) |
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330 | (1) |
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330 | (1) |
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331 | (1) |
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331 | (1) |
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8.4.6 Space for Workshop On-Site |
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331 | (1) |
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332 | (1) |
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332 | (1) |
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332 | (1) |
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332 | (1) |
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332 | (1) |
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333 | (2) |
9 Power Transmission Pipeline |
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335 | (14) |
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336 | (3) |
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9.2 Offshore Wind Energy in Europe |
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339 | (1) |
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9.3 Under Sea Tunnel System |
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339 | (5) |
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9.4 Offshore and Onshore PTPTM Constructions |
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344 | (2) |
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9.5 Next-Generation Technology |
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346 | (1) |
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346 | (3) |
10 Conclusion |
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349 | (2) |
References |
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351 | (10) |
Index |
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361 | |