A 3-phase, 50 Hz, 30 km long overhead line supplies 425 kW at 22 kV, 0.9 p.f. lagging. The line resistance is 5 Q per phase and line inductance is 10 mH per phase. Calculate the Reactance of the Line, Current flowing through the transmission line, Sending end voltage, Voltage regulation and Efficiency of transmission.
A 3-phase, 50 Hz, 30 km long overhead line supplies 425 kW at 22 kV, 0.9 p.f. lagging. The line resistance is 5 Q per phase and line inductance is 10 mH per phase. Calculate the Reactance of the Line, Current flowing through the transmission line, Sending end voltage, Voltage regulation and Efficiency of transmission.
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
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Question
![A 3-phase, 50 Hz, 30 km long overhead line
supplies 425 kW at 22 kV, 0.9 p.f. lagging. The
line resistance is 5 Q per phase and line
inductance is 10 mH per phase. Calculate the
Reactance of the Line, Current flowing through the
transmission line, Sending end voltage, Voltage
regulation and Efficiency of transmission.
Inductive Reactance
Current flowing through the transmission line
Sending end Voltage
Voltage Regulation of Transmission line
Transmission line efficiency](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fc1a36467-80d3-4396-ab6a-43ba9d411ec3%2Fbc355775-cb2b-420b-b071-91a61b6e8c37%2F3imld7e_processed.jpeg&w=3840&q=75)
Transcribed Image Text:A 3-phase, 50 Hz, 30 km long overhead line
supplies 425 kW at 22 kV, 0.9 p.f. lagging. The
line resistance is 5 Q per phase and line
inductance is 10 mH per phase. Calculate the
Reactance of the Line, Current flowing through the
transmission line, Sending end voltage, Voltage
regulation and Efficiency of transmission.
Inductive Reactance
Current flowing through the transmission line
Sending end Voltage
Voltage Regulation of Transmission line
Transmission line efficiency
Expert Solution
![](/static/compass_v2/shared-icons/check-mark.png)
Step 1
Given
3-phase over head transmission line
Frequency f=50 Hz
Length L=30 km
Load at the receiving end is
The line parameters
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