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Electrical machinery; a practical study course on installation, operation and maintenance (1921)

Annett, Fred Anzley · New York [etc.] McGraw-Hill book company · leaf 357

An illustration from Electrical machinery; a practical study course on installation, operation and maintenance, 1921, leaf 357
tween zero and maximum.Just what this value is can probably best be explained by avector diagram. In Fig. 394 on the vertical axis 11 lay off OA represent-ing to scale the maximum value of the e.m.f. generated inconductor A. Next draw OB 120 deg. in a clockwise directionfrom OA making OB represent… … A Y ¥^ 0 ■• CV. i^^a ^-__-^B Pig 394 Fig. 39:5 Figs. 393 and ..94.—Illustrate in an elementary way how a three-phase voltage is generated. deg. in a clockwise direction from OB to represent to scale themaximum e.m.f. generated in C. For the reason already setforth, OQ will also equal OA. The…

Electric machinery

Internet Archive · Gerstein Library, University of Toronto · Public Domain Mark 1.0. Free to use for anything.

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