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- · New York, T. Audel · leaf 235
tion firm and sohd. The ends of the coils,where they project beyond the aloes, i CONSTRUCTION OF ALTERNATORS 1,223 the distribution of the magnetic flux follows a sine law, and that thewhole of the loops of active inductors in the armature circuit actssimultaneously, that is to say, the winding is… … Fig. 1505.—Allis Chalmers armature construction; view showing section of frame and twolayer winding. of the poles, is often quite different from a sine distribution.Hence, the coefficient 2.22 in equation (2) is often departed from,and in the general case equation (2) may be written E virt io8 (3)…
Electrical engineering
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