For the four bus system as shown in Fig. Determine the fault current when the fault takes place at bus no.2 with fault impedance Z; =0 p.u. The Subtransient reactance of the generators and positive sequence reactance of other elements are given. Assume prefault Votage Eth = 120° p.u Generator X = j0.11p.u ; Transmission line X = j0.26p.u ; Transformer X = j0.37p.u G2 Y글 △ Zth in p.u Fault current Ițin p.u

For the four bus system as shown in Fig. Determine the fault current when the fault takes place at bus no.2 with fault impedance Z; =0 p.u. The Subtransient reactance of the generators and positive sequence reactance of other elements are given. Assume prefault Votage Eth = 120° p.u Generator X = j0.11p.u ; Transmission line X = j0.26p.u ; Transformer X = j0.37p.u G2 Y글 △ Zth in p.u Fault current Ițin p.u

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

Chapter2: Fundamentals

Section: Chapter Questions

Problem 2.52P: A balanced three-phase load is connected to a 4.16-kV, three-phase, fourwire, grounded-wye dedicated...

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