Principles and practice of electrical engineering (1914)
Gray, Alexander, 1882-1921 · New York [etc.] McGraw-Hill Book Company, inc. · leaf 266
Fig. 273.—Single-phase. Fig. 274.—Two-phase. Fig. 275.—Three-Figs. 273-275.—Revolving armature type of alternator. … Fig. 276.—Inductor alternator. voltage E2 is zero while E1 is positive and decreasing and E3 isnegative and increasing, this corresponds to instant a on thevoltage curve diagram. 270. The inductor alternator, one type of which is shown dia-grammatically in Fig. 276, has been found suitable for the…
Electrical engineering
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