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Question 3.AE.11: Nonideal induction machines may generate even space harmonic......

Nonideal induction machines may generate even space harmonics. For A_1=1 pu, A_H=0.05 pu, I_{m1}=1 pu, I_{mh}=0.05 pu, H=12, and h=0.1, compute the resulting rotating mmf and its angular velocities.

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F_{\text {total }}=1.5 \cos \left(\theta-\omega_1 t\right)+0.075 \cos \left(\theta-0.1 \omega_1 t\right)

with the angular velocities

\frac{d \theta_{h=1}}{d t}=\omega_1, \quad \frac{d \theta_{h=0.1}}{d t}=0.1 \omega_1 .

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