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 414
t the lowest peripheral speeds, the rotor construction employedis the same as for the engine-type alternators with bolted poles. Fig.165 shows a construction wherein poles are dovetailed into the rimof a cast spider. IMachines of a larger diameter have their rotorsbuilt as shown in Fig. 166, where… … Fig. 165. Westinghouse Rotor Construction Showing Cast Spider and Dovetailed Pole Pieces Rolled-steel plates form thespider and the poles aredovetailed to the spider. The stator and arma-ture constructions of thesemachines are similar to theengine type. The water-wheel alternators are de-signed…
Electrical engineering
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