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 185
he pole pieces. Havingmarked these directions on the coils, they can be coupled up ineither series or parallel connection according to requirements, sothat the current flows in the proper direction in each. The Drive.—Various means are employed to connect theengine or other prime mover with the… … Fig. 443.—General Electric type M P, marine generating set with tandem compound engine.The requirements of such units are compactness, light weight, simplicity, freedom fromvibration and noise at high speed, perfect regulation and durability. By adopting a shortstroke for the engines and a special…
Electrical engineering
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