A 580 km 720 kV 60 Hz three-phase overhead transmission line has a characteristic impedance of 270 2 and a propagation constant of j0.002 km-¹. Find the following: 1) The wavelength of the line. (1 pt) 2) The total impedance (in 2) of the line. (1 pts) 3) The ABCD parameters of the line. (3 pts) 4) If the line operates at full load to deliver power to a 720 kV 10 MVA load at 0.8 power factor (lagging), determine the voltage and the current at the center between the load and the supply. (3 pts)

A 580 km 720 kV 60 Hz three-phase overhead transmission line has a characteristic impedance of 270 2 and a propagation constant of j0.002 km-¹. Find the following: 1) The wavelength of the line. (1 pt) 2) The total impedance (in 2) of the line. (1 pts) 3) The ABCD parameters of the line. (3 pts) 4) If the line operates at full load to deliver power to a 720 kV 10 MVA load at 0.8 power factor (lagging), determine the voltage and the current at the center between the load and the supply. (3 pts)

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 4.10MCQ: Transmission line conductance is usually neglected in power system studies. True False

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