Electrical machinery; a practical study course on installation, operation and maintenance (1921)
Annett, Fred Anzley · New York [etc.] McGraw-Hill book company · leaf 319
y full-load current, causing full-load currentto flow through F. The series-field excitation would thereforebe the same as it would be if all the lamps in both X and Ywere turned on, and it would give as much compounding inthe one case as in the other. To overcome these disadvantages it is… … Fig. 335.—Three-wire compouiul generator; series-field winding divided into two sections. two poles, and since each pole has its share of the series-field wijidiiig wound upon it. With this arrangement the currents in .1 and B each pioduce the coi-rect amount of magnetization. If the machine is a…
Electric machinery
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