Electrical installations of electric light, power, traction and industrial electrical machinery (1902)
Kennedy, Rankin, d. 1917 · Edinburgh T.C. & E.C. Jack · leaf 146
current supply at500 volts between the outersand 250 between the outer andinner wires is far better ; forthe bulk of the energy is delivered within a comparatively shortdistance of the generators, one set of supply mains with feedersare used instead of two sets with transformers, as in the… … Fig. 155.—Three-Phase Mesh System Motors Alternating large quantities of energy from the generators to distant partsof the line to be conv^erted into continuous current to workthe cars. For power purposes, the multiphase motor is better than thesingle-phase motor, because it is self-starting under…
Electrical engineering · Electric power
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