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 76
he alternator. The odd numbered seg-ments are connected together and to one terminal of the secon-dary coil of the small transformer, and the even numbered seg-ments are connected together and to the other terminal of thesecondary coil of the small transformer. Tw^o brushes at a dis- THE DYNAMO AND… … Fig. 51. It is necessary to shift the rectifier brushes back and forthuntil the position is found which gives a minimum of sparking.The brushes will then be passing from one segment to the nextat the instant when the alternating current is passing through thezero value. The sparking, however, is…
Dynamos · Electric motors
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