Electrical machinery; a practical study course on installation, operation and maintenance (1921)
Annett, Fred Anzley · New York [etc.] McGraw-Hill book company · leaf 371
load on the others. Putting- an Alternator Into Service.—As pointed out inthe foregoing that in order to operate two or more alternatorsin parallel, it is necessary that they be of the same voltage, ofthe same frequency, and that they be in phase. The first ofthese requisites is readily… … Fig. 418.—Coniiecwi-i.^ f^. sviu-hroniziiijr i.,(j singicpuase alternators; lamps dark. alternators, G^ and G^, with G, connected to the busbars B.Sui)pose that it becomes necessary to put Gn into service also.Having started G., and brought it up to normal speed, itsvoltage is adjusted to be the…
Electric machinery
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