A 90-MVA 69.3-KV, three-phase synchronous generator has a synchronous reactance of 11 Ohms/phase and negligible armature resistance. The generator is delivering power to the bus bar at the rated voltage with its field current adjusted for a generated emf (excitation voltage) of 45 kv per phase and a power angle 8 = 13 degree. Thus, the delivered power is the generator armature current is and the power factor is 110.458 MW 36.819 MW 491.031 MW None of these 191.319 MW

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A 90-MVA 69.3-KV, three-phase synchronous generator has a synchronous reactance of 11 Ohms/phase and negligible armature resistance. The generator is delivering power to the
bus bar at the rated voltage with its field current adjusted for a generated emf (excitation voltage) of 45 kv per phase and a power angle 8 = 13 degree.
Thus, the delivered power is
the generator armature current is
and the power factor is
110.458 MW
36.819 MW
491 031 MW
None of these
191.319 MW
Transcribed Image Text:A 90-MVA 69.3-KV, three-phase synchronous generator has a synchronous reactance of 11 Ohms/phase and negligible armature resistance. The generator is delivering power to the bus bar at the rated voltage with its field current adjusted for a generated emf (excitation voltage) of 45 kv per phase and a power angle 8 = 13 degree. Thus, the delivered power is the generator armature current is and the power factor is 110.458 MW 36.819 MW 491 031 MW None of these 191.319 MW
EHide b
NG360 Midterm
A 90-MVA 69.3-kv, three-phase synchronous generator has a synchronous reactance of 11 Ohms/phase and negligible armature resistance. The generator is delivering power to the
bus bar at the rated voltage with its field current adjusted for a generated emf (excitation voltage) of 45 kV per phase and a power angle 8 = 13 degree.
Thus, the delivered power is
the generator armature current is
and the power factor is
0.984 < 68.3 (KA)
0.984 <-20.757° (KA)
2.49- 68.3" (KA)
2.49 <-20.757 (KA)
None of these
Transcribed Image Text:EHide b NG360 Midterm A 90-MVA 69.3-kv, three-phase synchronous generator has a synchronous reactance of 11 Ohms/phase and negligible armature resistance. The generator is delivering power to the bus bar at the rated voltage with its field current adjusted for a generated emf (excitation voltage) of 45 kV per phase and a power angle 8 = 13 degree. Thus, the delivered power is the generator armature current is and the power factor is 0.984 < 68.3 (KA) 0.984 <-20.757° (KA) 2.49- 68.3" (KA) 2.49 <-20.757 (KA) None of these
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