Problem 3. A 22-kV, three-phase transmission line is 16 km long. The line has a per phase impedance of 0.125 + j0.475 Q/km. The transmission line is delivering 70 MVA, 0.8 power factor lagging at 64...


Problem 3. A 22-kV, three-phase transmission line is 16 km long. The line has a per phase impedance of<br>0.125 + j0.475 Q/km. The transmission line is delivering 70 MVA, 0.8 power factor lagging at 64 kV.<br>a) Draw the equivalent circuit;<br>b) Determine the parameter of two-port network model;<br>c) Determine the voltage, current at the sending end;<br>d) Determine the voltage regulation and the transmission efficiency.<br>

Extracted text: Problem 3. A 22-kV, three-phase transmission line is 16 km long. The line has a per phase impedance of 0.125 + j0.475 Q/km. The transmission line is delivering 70 MVA, 0.8 power factor lagging at 64 kV. a) Draw the equivalent circuit; b) Determine the parameter of two-port network model; c) Determine the voltage, current at the sending end; d) Determine the voltage regulation and the transmission efficiency.

Jun 10, 2022
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