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 209
crease the field strength, the current beingkept constant. CLASSES OF DYNAMO 189 Ques. What is the objection to this method? Ans. This arrangement is undesirable for magnets of largesize, because of the tendency to flashing at the contacts ofthe regulating switch. The Shunt Dynamo.—The shunt wound… … Fig. 193.—Shunt wound dynamo for parallel circuit incandescent lighting, and for mill andfactory power. The coils of the field magnet form a shunt to the main circuit; they con-sist of many turns of fine wire and consequently absorb only a small fraction of the currentinduced in the armature. The…
Electrical engineering
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