Electric transmission of power : its present position and advantages (1879)
Higgs, Paget · London ; New York : Spon · leaf 20
quantity, by winding the ring vdth fine or coarse wire.With equal velocities of the ring the electric tension willbe proportional to the number of convolutions of the wire. THE GRAMME MACHINE. 9 FigB. 6 and 7 represent a Gramme macliine; it consistsof two flanks of cast iron, arranged vertically,… … on the soft iron, and connected to two collectors to re-ceive the currents. The poles of the electro-magnet areof large size, and embrace seven-eighths of the total cir-cumference of the central ring. Four brushes collect thecurrents produced. The electro-magnet is placed in thecircuit. The total…
Electric power production
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