Principles and practice of electrical engineering (1914)
Gray, Alexander, 1882-1921 · New York [etc.] McGraw-Hill Book Company, inc. · leaf 323
ut out when themotor is up to speed. 325. Motors for Textile Machinery.—The quality of thefinished product of a loom depends largely on the constancyof the motor speed and for such service induction motors arepreferred to direct-current motors because their speed dependsonly on the frequency of the… … abed 100 1 80 D 2 60 Ao » 40 o I 20 3 8fitch u CJosed ^ ^ i<£i%>£ ^ V >\°. \ V Fig. 349. 25 50 75 100 125 150 Pex Cent of Fall Load Toique Fig. 350. Effect of rotor resistance on the speed of an induction motor. speed between no-load and full-load, as shown in curve a, Fig. 350. When…
Electrical engineering
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