A 50 Hz synchronous generator is supplying 60% of its maximum power to an infinite busthrough a reactive network. Due to a certain fault, the reactance of the network betweenthe generator internal voltage and the infinite bus is increased four times. After the fault iscleared, 80% of maximum power can be transferred.AttyaAttyaAttya(a) Sketch the mechanical power versus power angle curves, in the same figure, underythe different operation conditions, and annotate all the key points on the curves. Ayman AttyaAyman Attya(b) Calculate the power angle before which the fault should be cleared to avoid generatorinstability.NIE2294 exNIE2294 ex2020

Power deliverd =0.8 Pmax 80% of Pmax=Pmax×80100=0.8PmaxPower of a synchronous generator…

A 50 Hz synchronous generator is supplying 60% of its maximum power to an infinite bus through a reactive network. Due to a certain fault, the reactance of the network between the generator internal voltage and the infinite bus is increased four times. After the fault is cleared, 80% of maximum power can be transferred. Attya am 2020-21 Ayma tty

A 50 Hz synchronous generator is supplying 60% of its maximum power to an infinite bus through a reactive network. Due to a certain fault, the reactance of the network between the generator internal voltage and the infinite bus is increased four times. After the fault is cleared, 80% of maximum power can be transferred. Attya am 2020-21 Ayma tty

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

Chapter11: Transient Stability

Section: Chapter Questions

Problem 11.8P

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