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 63
in accordance withMaxwells law, the generated e. m. f. in all the outer conductorswhich are ascending is directed toward the observer, as is designatedby a + sign, Fig. 46; while in all the descending conductors it isdirected away from the observer, as indicated by a — sign. If thecircuit through… … Fig. 45. Diagram of Simple BipolarGenerator 49 40 DIRECT-CURRENT DYNAMOS current-flow in the armature is toward the bottom and away fromthe top on both sides. This result is obtained when the winding ofthe armature is right-handed, and the opposite effect is obtained if the winding is left-handed.…
Electrical engineering
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