Hawkins electrical guide ... : questions, answers & illustrations : a progressive course of study for engineers, electricians, students and those desiring to acquire a working knowledge of electricity and its applications ; a practical treatise (1914)
Hawkins, N. (Nehemiah), 1833-1928 · New York : T. Audel & Co. · leaf 576
motors onone or the other set of pole, the speed is changed withoutimpairing the efficiency in any way. The plan of operationis to drive the motors at the lower speed for cruising with onlyone turbine alternator in operation, while for the greater speedthe two alternators would be operated in… … wig. 3,757.—Hobarts alter-cycle control of induction motors for electric ship propulsion.There are four motors E, F, G and H, wound respectively for 24, 36, 48, and 72 poles.1 he maximum speed of the propeller shaft is 100 r.p.m. with full power of all the motors.To run the motors at 100 r.p.m.…
Electrical engineering
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