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 39
f f lA/mm- f lAMA/Wlr f i/WWW\r- … -n/wi/im—m/m—M/vm—M/im- J r^ -n/WWm M/\M MM/m MWA- Fig. 9. Series-Parallel Connections of Four Motors. E.M.F. increases the current in a much greater ratio. In the ex-ample there given, reducing the field strength 1 per cent increasesthe armature current 24 per cent, so that the actual increase in…
Electrical engineering
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