The following questions use the per phase circuit model of the 3 phase syn- chronous machine that is the no-load AC voltage E in series with the synchronous reactance X. (Leakage reactance and resistance of the windings are neglected.) (5) A 3 phase synchronous generator has a synchronous reactance of 9 per phase, a no-load line to neutral AC voltage of E= 12 kV and a line to line terminal voltage of 17.3 kV. You will need your formula for power produced by the generator (you can get this by adapting your answer from homework 7 or the class notes) (a) The power angle dm = 30°. (8m is the angle between E and V.) Calculate the 3 phase real power delivered to the grid at the terminals of the generator.

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The following questions use the per phase circuit model of the 3 phase syn-
chronous machine that is the no-load AC voltage E in series with the synchronous
reactance X. (Leakage reactance and resistance of the windings are neglected.)
(5) A 3 phase synchronous generator has a synchronous reactance of 9 per phase,
a no-load line to neutral AC voltage of E= 12 kV and a line to line terminal voltage
of 17.3 kV. You will need your formula for power produced by the generator (you
can get this by adapting your answer from homework 7 or the class notes)
(a) The power angle dm = 30°. (8m is the angle between E and V.) Calculate the
3 phase real power delivered to the grid at the terminals of the generator.
Transcribed Image Text:The following questions use the per phase circuit model of the 3 phase syn- chronous machine that is the no-load AC voltage E in series with the synchronous reactance X. (Leakage reactance and resistance of the windings are neglected.) (5) A 3 phase synchronous generator has a synchronous reactance of 9 per phase, a no-load line to neutral AC voltage of E= 12 kV and a line to line terminal voltage of 17.3 kV. You will need your formula for power produced by the generator (you can get this by adapting your answer from homework 7 or the class notes) (a) The power angle dm = 30°. (8m is the angle between E and V.) Calculate the 3 phase real power delivered to the grid at the terminals of the generator.
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