Estimate the distance over which a load of 15000 kW at 0·85 p.f. can be delivered by a 3-phase transmission line having conductors of steel-cored aluminum each of resistance 0·905 Ω/phase per kilometer. The voltage at the receiving end is to be 132 kV and the loss in transmission is to be 7·5% of the load.

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
Chapter4: Transmission Line Parameters
Section: Chapter Questions
Problem 4.7P: If the per-phase line loss in a 70-km-long transmission line is not to exceed 65 kW while it is...
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Estimate the distance over which a load of 15000 kW at 0·85 p.f. can be delivered by a 3-phase transmission line having conductors of steel-cored aluminum each of resistance 0·905 Ω/phase per kilometer. The voltage at the receiving end is to be 132 kV and the loss in transmission is to be 7·5% of the load.

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