A 50 Hz, three-phase, 400 kV, 200 km transmission line has the following parameters Series resistance per phase 0.04 km Series inductance per phase 1 mH/km Shunt capacitance per phase-0.01 uF/km (a) Corresponding to the nominal-a representation, obtain ABCD parameters of the transmission line. (b) If the receiving end voltage is 400 kV, determine ) Sending-end voltage if a load of 100 MW at 0.85 lagging pf is delivered at the receiving end (11) Maximum power that can be delivered if the sending end voltage is maintained at 420 kV

A 50 Hz, three-phase, 400 kV, 200 km transmission line has the following parameters Series resistance per phase 0.04 km Series inductance per phase 1 mH/km Shunt capacitance per phase-0.01 uF/km (a) Corresponding to the nominal-a representation, obtain ABCD parameters of the transmission line. (b) If the receiving end voltage is 400 kV, determine ) Sending-end voltage if a load of 100 MW at 0.85 lagging pf is delivered at the receiving end (11) Maximum power that can be delivered if the sending end voltage is maintained at 420 kV

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 5.11P: A 40-km, 220-kV, 60-Hz, three-phase overhead transmission line has a per-phase resistance of...

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A 40-km, 220-kV, 60-Hz, three-phase overhead transmission line has a per-phase resistance of 0.15/km, a per-phase inductance of 1.3263 mH/km, and negligible shunt capacitance. Using the short line model, find the sending-end voltage, voltage regulation, sending-end power, and transmission line efficiency when the line is supplying a three-phase load of (a) 381 MVA at 0.8 power factor lagging and at 220 kV and (b) 381 MVA at 0.8 power factor leading and at 220 kV.
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