Dynamos and motors; a text book for colleges and technical schools (1911)
Franklin, William S. (William Suddards), 1863-1930, Esty, William, 1868-1928 · New York The Macmillan company · leaf 317
obrowolsky. The essential features of thisarrangement are shown in Fig. 219 for a two-ring machine.The voltage between the direct-current brushes a and b is, say,220 volts, and it is desired to supply direct current to an Edisonthree-wire system and maintain 110 volts (direct) between themiddle… … Fig. 219. The two coils C and C represent the two similar coils of atransformer so wound that the point g is, as it were, the middleof one continuous winding, the terminals of which, namely, h THE SYNCHRONOUS CONVERTER. 309 and i, are connected to the two alternating-current brushes cand d of the…
Dynamos · Electric motors
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