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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 77

An illustration from 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, leaf 77
latively low core loss shouldbe selected so as to increasethe all-day efficiency. Iffully loaded all day, thelosses should be divided about equally between the copper and theiron losses. Regulation. By regulation of a transformer is meant thepercentage drop in the secondary voltage from no load to… … Fig. 33. Transformer Connections from ThreePhase to Six-Phase for Rotary Converter 62 POWER TRANSMISSION 53 10 per cent, or less, of that due to the resistance drop. For non-inductive load (power factor= unity) the regulation is from 1 to 3per cent in good transformers. With induction load this is…

Electrical engineering

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