Consider a simple power system: two generators (20MVA each at 13.2kV) running in parallel via a combined generator step-up transformer (rated at 30/33.3/36.7 MVA: ONAN/ONAF/ONAF cooling, 13.2 (Delta)/115 (Solidly Grounded Wye) kV). The sub-transmission line is 10.0mi long and rated at 115kV. Estimate (write the assumptions) the 3-phase bolted fault current at the end of the 115kV line

Consider a simple power system: two generators (20MVA each at 13.2kV) running in parallel via a combined generator step-up transformer (rated at 30/33.3/36.7 MVA: ONAN/ONAF/ONAF cooling, 13.2 (Delta)/115 (Solidly Grounded Wye) kV). The sub-transmission line is 10.0mi long and rated at 115kV. Estimate (write the assumptions) the 3-phase bolted fault current at the end of the 115kV line

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

Chapter5: Transmission Lines: Steady-state Operation

Section: Chapter Questions

Problem 5.37P

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Transmission line conductance is usually neglected in power system studies. True False
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