Electrical machinery; a practical study course on installation, operation and maintenance (1921)
Annett, Fred Anzley · New York [etc.] McGraw-Hill book company · leaf 217
o flow throughthe armature winding, and the series-field amperes-turns causethe magnetic field to increase in value to where the armaturewill generate 120 volts, then the 5 additional volts will justcompensate for the loss in the armature and the volts at thearmature terminals will be maintained… … ila. 217 Fio ?i-^ Figs. 217 and 21S.—Componnd-woimd generators. force entering and leaving the armature and again cause thevolts generated to build up and compensate for the drop intlie armature, thus keei)ing constant e.m.f. at the lirushes. The foregoing characteristic of the comi)ound…
Electric machinery
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