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[Electric engineering.] (1902)

International Library of Technology · Scranton, International Textbook Co. · leaf 439

An illustration from [Electric engineering.], 1902, leaf 439
t in the opposite by the num-ber of conductors included between the lines x y and s t,which make equal angles with the line a b. Further, it willbe seen that the current flowing in these conductors sets upa magnetomotive force which is directly opposed to the mag-netic field in which the armature… … 3118. It will be seen, then, that when the brushes ofan armature are shifted ahead from the position where theshort-circuited coils are in the theoretical neutral line, inorder to effect sparkless commutation, the magnetizingeffect of the armature current may be divided into two com-ponents; one of…

Electrical engineering

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