The practical testing of dynamos and motors (1905)
Smith, Charles Frederick, 1873- · Manchester Scientific Pub. Co · leaf 288
voltage may be thesame in each case. In the Figs. 89 to 91 the effect of magnetic saturationhas been neglected. It was assumed that the magneticdensity in the iron near the air gap increased or^decreasedin the same proportion as the magnetising force. The distribution of the magnetising force is… … Fig. 92.—Potential Round Commutator. Current in Aejiaxure.Brushes with Lead. Effect of Saturation Shown. Figs. 89^to 91. The airgap thus absorbs only one-halfthe number of ampere-turns which it did in the previouscase. The other half of the ampere-tums is assumedto be required in order to send the…
Dynamos · Electric motors
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