6 Questions
What is the power factor of the line?
0.85 lagging
What is the total impedance of the line per phase?
112 $ ext{ohms}$
What is the capacitive reactance of the line per km per phase?
2 $ ext{ohms}$
What are the sending end voltage and current of the line?
Sending end voltage: 121.1 kV, Sending end current: 416.4 A
Calculate the resistance, inductive reactance, and capacitive shunt admittance of the line per phase.
Resistance: 16.8 ohm/km, Inductive reactance: 7.2 ohm/km, Capacitive shunt admittance: 31 mS/km
What is the total power loss in the line?
Total power loss: 4.67 MW
Test your knowledge of 3-phase transmission lines by calculating the sending end voltage and current for a given power factor and load. Solve for the sending end parameters using the given line characteristics and power delivery requirements.
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