The inventions, researches and writings of Nikola Tesla : with special reference to his work in polyphase currents and high potential lighting (1894)
Martin, Thomas C, Tesla, Nikola · The Electrical Engineer · leaf 106
dary poles from the direct influence of the others . This may be done by con structing a motor with two independent sets of fields , and with either one or two armatures electrically connected , or by using two armatures and one field . These modifications are illustrated further on . Fig . 69 is a… … Fig . 71 Pig . 70 . of the main circuit from the generator g . These two circuits or branches are of different self - induction , one , as d , being higher than the other . This is graphically indicated by making coils d much larger than coils b . By reason of the difference in the electrical…
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