Electrical TractionE. Arnold, 1897 - 253 стор. |
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Загальні терміни та фрази
alternate currents ampere-hours amperes apparatus armature average axle b₁ battery Board of Trade brake brushes cable carriages cells cent Central London Railway circuit coil connected constructed copper cost Crown 8vo curve delivered diameter direct currents discharge distance drop of potential Dublin ductor dynamo efficiency electric line electric traction electro-magnet energy exceed extra resistance feeder feet given gives gradients Hopkinson horse-power instance insulated kilo-watts Leeds length Light Locomotive Liverpool Overhead Railway load machine magnet windings maximum means miles an hour miles per hour motor-car motors in parallel ohms operate ordinary overhead conductor overhead line passengers placed plate poles potential difference power-house regulations revolutions per minute running shown in Fig shunt Siemens slotted conduit South London Railway speed square inch station steam steel storage-cells sub-stations supply surface-contacts switch three-phase three-wire system tion tons track Trade units train tramway volts watt-hours watts weight wheels yard
Популярні уривки
Сторінка 244 - No person shall operate a motor vehicle on a public highway at a rate of speed greater than is reasonable and proper, having regard to the traffic and use of the highway, or so as to endanger the life or limb of any person...
Сторінка 226 - Regulation 7. 4. When any uninsulated conductor laid between or within three feet of the rails forms any part of a return, it shall be electrically connected to the rails at distances apart not exceeding 100 feet...
Сторінка 230 - The Company shall, so far as may be applicable to their system of working, keep records as specified below. These records shall, if and when required, be forwarded for the information of the Board of Trade.
Сторінка 241 - The Local Government Board may make regulations with respect to the use of light locomotives on highways, and their construction, and the conditions under which they may be used.
Сторінка 59 - The leakage current shall be ascertained not less frequently than once in every week before or after the hours of running when the line is fully charged. If at any time it should be found that the leakage current exceeds one-half of an ampere per mile of tramway...
Сторінка 242 - ... on the same axle to be so held that the wheels shall be effectually prevented from revolving, or shall have the same effect in stopping the vehicle as if such wheels were so held.
Сторінка 244 - Regulation if the brakes upon the light locomotive by which the vehicle is drawn are so constructed and arranged that neither of such brakes can be used without bringing into action, simultaneously the brake attached to the vehicle drawn, or if the brake of the vehicle drawn can be applied from the light locomotive independently of the brakes of the latter.
Сторінка 225 - lines" on public roads ; for regulating the use of electrical power ; for preventing fusion or injurious electrolytic action of or on gas or water pipes or other metallic pipes, structures or substances; and for minimising as far as is reasonably practicable injurious interference with the electric wires, lines, and apparatus of parties other than the Company, and the currents therein, whether such lines do or do not use the earth as a return.
Сторінка 241 - ... is emitted therefrom except from any temporary or accidental cause. In calculating for the purposes of this Order the weight of a vehicle unladen, the weight of any water, fuel, or accumulators used for the purpose of propulsion shall not be included. The expression "highway" includes any roadway to which the public are granted access.
Сторінка 245 - Locomotive on the left or near side of the road, and when passing any carriage, horse, or cattle proceeding in the same direction keep the Light Locomotive on the right or off side of the same.