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 105
ivered by an alternator.— Let e be the value, at a given instant, of the electromotiveforce of an alternator and i the value at the same instant of thecurrent delivered by the alternator ; then ei is the power in wattswhich is delivered by the alternator at the given instant, and the 94 DYNAMOS AND… … Fig. 76. Current in phase with voltage. of the effective value of the alternating electromotive force andthe effective value of the alternating current; but, in general, theaverage power delivered by an alternator (average value of ei) isless ^han the product of effective voltage and effective…
Dynamos · Electric motors
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