Line impedance z=(0.4+j0.9) ohm/km, If the power Pr=60 MW and its power factor 0.8 delay and voltage at the end of the line VR=160 KV, so calculate:- 1. transmitter voltage Vs ? 2. Voltage regulation factor ? 3. Efficiency ?

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 5.15MCQ
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Three-phase transmission line 90 km long
Line impedance z=(0.4+j0.9) ohm/km, If the
power Pr=60 MW and its power factor 0.8
delay and voltage at the end of the line
VR=160 KV, so calculate:-
1. transmitter voltage Vs?
2. Voltage regulation factor ?
3. Efficiency ?
Transcribed Image Text:Three-phase transmission line 90 km long Line impedance z=(0.4+j0.9) ohm/km, If the power Pr=60 MW and its power factor 0.8 delay and voltage at the end of the line VR=160 KV, so calculate:- 1. transmitter voltage Vs? 2. Voltage regulation factor ? 3. Efficiency ?
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