A 2200Vrms (line-to-line), 30Hz, Y-connected, 3-phase synchronous motor has a synchronous reactance of 10Ω per phase....
A 2200Vrms (line-to-line), 30Hz, Y-connected, 3-phase synchronous motor has a synchronous reactance of 10Ω per phase. The motor draws 163kW at a power angle of 15°.
Determine:
a) The excitation voltage per phase.
b) The supply current and the supply power factor.
c) Draw the phasor diagram for the above condition.
d) Suppose the mechanical load is now disconnected, with all the losses are negligible. Determine the new supply current and the supply power factor.
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A 2200Vrms (line-to-line), 30Hz, Y-connected, 3-phase
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