Standard Polyphase Apparatus and SystemsVan Nostrand, 1899 - 249 стор. |
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60 cycles alternating current alternating-current amount of copper amperes apparatus armature reaction armature windings arrangement capacity cent CIRCULAR MILS cloth coils collector rings commutator component compounding condenser conductors connected cross-section curve device direct current direct-connected direct-current distribution effect efficiency electromotive forces engine exciting current field excitation four-wire frequency frequency changer full load give Illustrated impressed E.M.F. impressed volts increased induction motor inductor insulation lagging laminated machine magnetic maximum method monocyclic Motors & Lights neutral number of poles operation output panel polar polyphase polyphase system potential power factor practice pressure primary quadrature reactance receiving end reduced regulation revolving field Rheostat rotary converter rotation secondary self-induction shown in Fig single-phase system slots speed starting current starting torque stationary armature step-up transformers Switch synchronous motor teaser wire terminals three-phase circuits three-phase system three-wire tion transmission lines two-phase unitooth vary voltage drop Volts Motors Motors wattmeter Westinghouse wound
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