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Synchronous Motors

# Synchronous Motors - Synchronous Motors Washington...

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Synchronous Motors Washington University Electrical Engineering JEE 4350(Tuesday Session) Electrical Energy Laboratory by T. “Ryan” Mason With Artem Boyko Joe Doyle 1

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Report 1.) I feild (A) E A (V) 0 4.29 0.53 45.3 0.99 78 1.5 108 2 130 2.5 146.9 3 163 3.5 173 0 4.29 Comment: The plot of E A versus I f initially showed a linear progression until about when the field current equaled about one when the linear increase displayed started change into a more parabolic nature. 2.) = = . . = . X VI 121 615 84 7 677Ω Comment: The uncertainty in α effects the impedance value very little, observe equation below. = = - X VIxIf 01 α0 2
P=450 (W) I line (A) I field (A) 9.2 0.5 6.1 1 4 1.5 3.6 1.72 4.2 2 6.5 2.5 9.2 3 3

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12.1 3.5 3.) a.) P=240 (W) I line (A) I field (A) 8.84 0.46 5.1 1 2.4 1.5 2 1.7 2.8 2 5.6 2.5 8.4 3 11.6 3.8 P=700 (W) I line (A) I field (A) 11.08 0.5 7.96 1 5.96 1.5 5.76 1.78 6.4 2 7.9 2.5 10 3 12.9 3.5 4
3.)(cont.) b.) Power=P (W) I line (A) I fm (A) 240 2 1.7 450 3.6 1.72 700 5.76 1.78 c.) Power=P (W) E A (V) α fm 240 116.554 1.7 450 117.526 1.72 700 120.393 1.78 d.) Power=P (W) α fm V (V) p 240 1.7 121.6 0.125 450 1.72 121.6 0.234 700 1.78 121.6 0.363 e.) Power=P (W) α fm (Experimental) p 240 1.7 0.125 450 1.72 0.234 700 1.78 0.363 5

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3.) (cont.) f.) Power=P (W) α fm (Experimental) α fm (Theoretical) p 240 1.7 1.007782 0.125 450 1.72
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