The following test results are obtained from a 3 -phase, 4800KW, 6600V, star connected, 2 pole, 50 Hz turbo alternator: With a field current of 125A, open circuit voltage is 8000V.With the same field current the short circuit current is 800A. Armature resistance is 0.218 ohm. Find the regulation of alternator on full load at a power factor of 0.8 leading.

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The following test results are obtained from a 3 -phase, 4800KW, 6600V, star connected, 2 pole,
50 Hz turbo alternator:
With a field current of 125A, open circuit voltage is 8000V.With the same field current the short
circuit current is 800A. Armature resistance is 0.218 ohm. Find the regulation of alternator on full
load at a power factor of 0.8 leading.
Transcribed Image Text:The following test results are obtained from a 3 -phase, 4800KW, 6600V, star connected, 2 pole, 50 Hz turbo alternator: With a field current of 125A, open circuit voltage is 8000V.With the same field current the short circuit current is 800A. Armature resistance is 0.218 ohm. Find the regulation of alternator on full load at a power factor of 0.8 leading.
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