A salient pole synchronous generator delivering power to an infinite bus through a reactive tie line reaches its steady state stability limit. What is the power angle of the generator relative to the infinite bus voltage reference?
A. Greater than 90 degrees.
B. Equal to 90 degrees.
C. Less than 90 degrees.
D. Zero. [U.PS.C. I.E.S. 2009]
Answer:C
A salient pole synchronous generator delivering power to an infinite bus through a reactive tie line reaches its steady state stability limit. What is the power angle of the generator relative to the infinite bus voltage reference?
A. Greater than 90 degrees. B. Equal to 90 degrees. C. Less than 90 degrees. D. Zero. [U.PS.C. I.E.S. 2009]