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 146
rrent generator orbus bars. There is an adjustablecompensating winding on thealternating-current magnet con-nected through a current trans-former to the principal lightingfeeder. The object of this wind-ing is to raise the voltage of the al-ternating-current bus bars as theload increases. The… … Fig. 116. Back View of TirrillRegulator 127 116 ALTERNATING-CURRENT MACHINERY The relay consists of a U-shaped magnet core having a differ-ential winding and a pivoted armature controlling the contactswhich open and close the shunt circuit across the exciter field rheostat.One of the differential…
Electrical engineering
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