PROBLEM 1 (40%) Figure 1(b) shows the waveforms of the line-to-line voltage and the phase current of a three-phase motor (balanced Y-connected load) in Fig. 1(a). Answer the following questions.
申論題內容
(c) (20%) Connect balanced Y-connected capacitors in parallel with the motor to increase the power factor. Determine the capacitance value in each phase so that the power factor is close to 1.
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