Acknowledgments |
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viii | |
Preface |
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ix | |
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1 | (23) |
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Genesis of a new industry |
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1 | (5) |
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Exploiting a national asset |
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1 | (1) |
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2 | (2) |
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The Association of Mining Electrical Engineers |
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4 | (2) |
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The developing need for technical innovation |
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6 | (15) |
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6 | (1) |
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7 | (3) |
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10 | (1) |
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11 | (1) |
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12 | (2) |
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14 | (1) |
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15 | (3) |
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18 | (3) |
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The challenge of electricity |
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21 | (1) |
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21 | (3) |
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Early applications of electric lighting |
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24 | (17) |
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Limitations of the traditional safety lamp |
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24 | (2) |
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Mains-fed lighting installations |
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26 | (7) |
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Early battery operated lamps |
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33 | (6) |
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39 | (2) |
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Early electrical and distribution systems |
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41 | (21) |
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41 | (3) |
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44 | (1) |
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Trafalgar Colliery installation |
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45 | (2) |
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47 | (3) |
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50 | (4) |
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54 | (2) |
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56 | (1) |
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57 | (3) |
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57 | (1) |
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58 | (1) |
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59 | (1) |
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60 | (2) |
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Recognition of the hazards of electricity |
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62 | (25) |
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62 | (3) |
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Initial attempts at solutions |
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65 | (3) |
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Introduction of `flameproof' equipment |
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68 | (13) |
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The wider view of testing and development |
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81 | (3) |
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84 | (3) |
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87 | (29) |
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Mechanisation and the demand for greater output |
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87 | (1) |
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Early forms of coal cutting machines |
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88 | (4) |
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Introduction of electrically powered coal cutting machines |
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92 | (16) |
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The gradual increased use of coal cutting machines in Britain |
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108 | (5) |
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Introduction of coal face conveyors |
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113 | (1) |
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114 | (2) |
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Winders and haulage locomotives |
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116 | (19) |
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116 | (12) |
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116 | (1) |
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117 | (1) |
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118 | (2) |
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120 | (3) |
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123 | (5) |
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128 | (4) |
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Development of the electric locomotive |
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128 | (1) |
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129 | (1) |
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Electric locomotives in British collieries |
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130 | (2) |
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132 | (3) |
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Safety, legislation and education |
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135 | (21) |
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135 | (1) |
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136 | (2) |
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138 | (2) |
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140 | (2) |
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142 | (2) |
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144 | (2) |
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Senghenydd: an avoidable tragedy? |
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146 | (4) |
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148 | (1) |
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149 | (1) |
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150 | (1) |
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150 | (3) |
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Association of Mining Electrical Engineers |
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150 | (1) |
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151 | (2) |
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153 | (3) |
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156 | (21) |
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156 | (1) |
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A very difficult decision |
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157 | (1) |
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158 | (1) |
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Electricity and legislation |
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158 | (1) |
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159 | (2) |
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161 | (2) |
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Load factors and load curves |
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163 | (1) |
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The Powell Duffryn Steam Coal Company: a `model' system |
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163 | (12) |
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164 | (1) |
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164 | (1) |
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Electrification of the Aberdare valley |
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165 | (3) |
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Electrification of the Rhymney valley |
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168 | (2) |
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Both systems---an overall appraisal |
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170 | (5) |
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175 | (2) |
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Colliery electrification---in retrospect |
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177 | (15) |
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177 | (1) |
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178 | (2) |
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180 | (1) |
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Breaking down the barriers |
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181 | (4) |
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181 | (1) |
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182 | (3) |
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185 | (2) |
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Continuing safety concerns |
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187 | (2) |
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189 | (1) |
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190 | (2) |
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Glossary and abbreviations |
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192 | (5) |
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192 | (2) |
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Engineering terms and abbreviations |
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194 | (1) |
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Abbreviations used in references |
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195 | (2) |
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Institutions, learned bodies, societies etc. |
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195 | (1) |
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196 | (1) |
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197 | (3) |
Index |
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200 | |