Q2// For the three-phase power system shown in Fig. (1), the reactances of its elements are given in per unit based on a common base. Find the fault current in per unit when a symmetrical three-phase fault occurs at bus 27. Assume the prefault voltages are all 10 pus X.'- j0.6 pu ww jo.2 pu XAL m 10.3 pu Fig.(1) Na j9.3 pu T: 3ww. 10.15 pu Xi-j0.25 pu

Q2// For the three-phase power system shown in Fig. (1), the reactances of its elements are given in per unit based on a common base. Find the fault current in per unit when a symmetrical three-phase fault occurs at bus 27. Assume the prefault voltages are all 10 pus X.'- j0.6 pu ww jo.2 pu XAL m 10.3 pu Fig.(1) Na j9.3 pu T: 3ww. 10.15 pu Xi-j0.25 pu

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

Chapter8: Symmetrical Components

Section: Chapter Questions

Problem 8.36P

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