Lessons in practical electricity; principles, experiments, and arithmetical problems, an elementary text-book (1902)
Swoope, Coates Walton. [from old catalog] · New York, D. Van Nostrand company · leaf 416
le tips tothose illustrated in Fig. 349. The neutral line, or plane will,therefore, advance backward against the direction of rotationof the motor, and it is at this position commutation in a mo-tor should take place. The brushes are set in the same man-ner as given for a dynamo in ^ 339, but are… … WEI&HT iBoft Mr•»niW.<-e. H. P. driving dynamo = 32.7. Efficiency of dynamo, 90^^. Useful watts generated= 21967.2 (29.4 H. P.) Watts intake by motors, 20868.84 watts. Efficiency of motor, 80ft. Useful power developed by motor, 22.3 H.P. General efficiency of the entire transmission system,…
Electricity · Magnetism
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