Modification of a commutator motor and its operation as a repulsion motor (1909)
Henry, Donald Alison, Nash, Charles Anson · leaf 24
ld current and power input, taken on the field,and of opencircuit voltage on the armature, for each pos-ition of the brushes, while they were shifted tlirough 180°electrical, that is, 90° each side of the zero positioh,bysteps of 10°. Because of the heavy currents induced in the coilssurrounding… … I Combined Generator and Transformer Action.JJuring tliis test tiie motor -was driven at synclixonoiisspeed (810 R. P. M. for 27 cycle current) by a direct cur-rent motor, A constant exciting current of 34 ampereswas maintained on ttie field of the motor under test, andtlie open circuit armature…
Commutation (Electricity) · Electric motors, Repulsion-induction · Theses
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