Q2:- Two 50 MVA, 11kV synchronous generators are connected to common bus bar which supplies a feeder. The star point on one of the generators is grounded through resistance of 192, while that of the other generator is isolated. A line to ground fault occurs at the far end of the feeder, determine: a) The fault current. b) The line voltages. Generator 1 and 2: X₁ = j 0.2 pu, X₂ = 0.15 pu and Xo = 0.08 pu Feeder: X₁ X₂ = 0.4 0/phase and Xo = = 0.8 /phase Slove on paper

Q2:- Two 50 MVA, 11kV synchronous generators are connected to common bus bar which supplies a feeder. The star point on one of the generators is grounded through resistance of 192, while that of the other generator is isolated. A line to ground fault occurs at the far end of the feeder, determine: a) The fault current. b) The line voltages. Generator 1 and 2: X₁ = j 0.2 pu, X₂ = 0.15 pu and Xo = 0.08 pu Feeder: X₁ X₂ = 0.4 0/phase and Xo = = 0.8 /phase Slove on paper

Power System Analysis and Design (MindTap Course List)

6th Edition

ISBN:9781305632134

Author:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Publisher:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Chapter7: Symmetrical Faults

Section: Chapter Questions

Problem 7.34P

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c) On 24th May 2021, there was a fault that caused wide power outage in Ghana from 7pmto 1am, the whole country was in total darkness. When the Volta River Authority (VRA) was contacted, they explained that the generators experienced massive system transient stability. In your own understanding of Synchronous generator, what would you recommend VRA do to restore power and bring the country back to light anytime there is such occurrence?