Electrical engineer's pocket-book: a hand-book of useful data for electricians and electrical engineers (1901)
Foster, Horatio A. (Horatio Alvah), 1858-1913 · New York, D. Van Nostrand co.; London, E.& F.N. Spon, ltd. · leaf 522
ther of the previous two. The trolley wire is connected directly to the dynamo, but is also fed atvarious points, as at a, b, c, by larger wires tapped into it. A load at d would thus receive current from both feeders b and c, and thepressure can be more evenly maintained than by either of the… … 4. An obvious modification of the above is shown in the following cut.In this system the trolley wire is again divided into sections, but each sec-tion is supplied from its own separate feeder, the size of which may be socalculated as to keep a very even pressure at all points on the…
Electrical engineering
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