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 68
54 DIRECT-CURRENT MOTORS 45 number of turns In the coils. IVIotors have also been used in whichthe field-coils were connected in various series-parallel combina-tions. Railway Motors. The most important application of the seriesmotor is on the electric railway, the equipment being generally… … Fig. 35. Vehicle Motor.Westinghouse Electric & Manufacturing Company, Pittsburg, Pa. ated form of that shown at b in Fig. 27. At starting, the controllerconnects both motors and a resistance in series, and the resistance isgradually cut out, leaving the motors in series across the line,…
Electrical engineering
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