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 42
ase of specialmachines for electro-chemical work. Such considerations are factorswhich govern the choice of number of circuits. 254 HAWKINS ELECTRICITY Equalizer Rings.—These are rings resembling a series ofhoops provided in a parallel wound armature to eliminate theeffects of unbalancing, by which… … Fig. 278.—Rear view of armature of a large dynamo built by the General Electric Co., show-ing equalizer rings. Ques. In multipolar machines what points are con-nected by equalizer rings? Ans. Any two or more points in the winding, that duringthe rotation, are at nearly equal potentials. ARMATURE…
Electrical engineering
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