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View All : Main > Topics > AC Circuits > Balanced Three-Phase > Wye-Wye Connection
diagram_thumbnail Problem 1

A balanced three-phase Y-connected generator with positive sequence is connected with a balanced three-phase-connected load.

a) Calculate the three line currents IaA, IbB, and IcC.

b) Calculate the line voltages VAB, VBC, and VCA.

AC Circuits > Balanced Three-Phase > Wye-Wye Connection
Keywords:
Length: 5:45    Date Added: 2007-08-03 14:29:01    Filename: ac_3phase_yy_ex1_eng    ID: 443
diagram_thumbnail Problem 2

The phase voltage at the terminals of a balanced three-phase Y-Connected load is 200 V. Assume the phase sequence is positive and the internal impedance of the source is 1+j1 Ω per phase. For each phase, the load has an impedance of 100+j100 Ω and the line impedance is 2+j2 Ω. Find the internal phase-to-neutral voltages at the source.

AC Circuits > Balanced Three-Phase > Wye-Wye Connection
Keywords:
Length: 5:11    Date Added: 2007-08-03 14:29:06    Filename: ac_3phase_yy_ex2_eng    ID: 444