A balanced delta connected load has an impedance of (60 +j45) ohm per phase. The load is fed through a line having an impedance of (0.8 +j0.6) ohm per phase. The phase voltage at the terminals of the load is U =480V. The phase sequence is positive. N.B: Use UAB as the reference. a- Calculate the three phase currents of the load. b-Deduce the three line currents I. c- Construct the a-phase equivalent circuit of the system. d- Calculate the three line-to-neutral voltages at the sending end of the line e-deduce the threee to line voltages
A balanced delta connected load has an impedance of (60 +j45) ohm per phase. The load is fed through a line having an impedance of (0.8 +j0.6) ohm per phase. The phase voltage at the terminals of the load is U =480V. The phase sequence is positive. N.B: Use UAB as the reference. a- Calculate the three phase currents of the load. b-Deduce the three line currents I. c- Construct the a-phase equivalent circuit of the system. d- Calculate the three line-to-neutral voltages at the sending end of the line e-deduce the threee to line voltages
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
Chapter2: Fundamentals
Section: Chapter Questions
Problem 2.7P: Let a 100V sinusoidal source be connected to a series combination of a 3 resistor, an 8 inductor,...
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A balanced delta connected load has an impedance of (60 +j45) ohm per phase. The load is fed through a line having an impedance of (0.8 +j0.6) ohm per phase. The phase voltage at the terminals of the load is U =480V. The phase sequence is positive.
N.B: Use UAB as the reference.
a- Calculate the three phase currents of the load.
b-Deduce the three line currents I.
c- Construct the a-phase equivalent circuit of the system.
d- Calculate the three line-to-neutral voltages at the sending end of the line
e-deduce the threee to line voltages
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