Cyclopedia of applied electricity : a general reference work on direct-current generators and motors, storage batteries, electrochemistry, welding, electric wiring, meters, electric lighting, electric railways, power stations, switchboards, power transmission, alternating-current machinery, telegraphy, etc. (1916)
American Technical Society · Chicago : American Technical Society · leaf 112
zes the beddingis negative. Connections of Exciting Coils. It is the almost invariable customto connect all the field-magnet exciting coils of the same type in serieswith each other, so that the magnetizing current is the same through-out. Then, if the number of turns per spool is the same, the… … Fig. 104. Connections of Field-Magnet Coils will come alternately at the yoke-end and the pole-face end of thebobbin, as in Fig. 104. Particular methods of winding field coilsare shown in detail on pages 163—167. Excitation Losses. Having computed the resistance of theshunt winding r^^ by the…
Electrical engineering
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