A balanced Y-Y four-wire system has phase voltages bn Van = 12020° V, Von = 1202-120° V, V = 120/120° V The load impedance per phase is 19+ j13 and the line impedance per phase is 1+j2n, Solve for the line currents and neutral current.

A balanced Y-Y four-wire system has phase voltages bn Van = 12020° V, Von = 1202-120° V, V = 120/120° V The load impedance per phase is 19+ j13 and the line impedance per phase is 1+j2n, Solve for the line currents and neutral current.

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

Chapter3: Power Transformers

Section: Chapter Questions

Problem 3.24MCQ: It is stated that (i) balanced three-phase circuits can be solved in per unit on a per-phase basis...

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Concept explainers

Single Phase AC Circuit

Alternating Current (AC) is a type of electric power in which the electric current changes, both in magnitude and direction, at regular intervals. This AC Circuits can deliver power in either a Single Phase system or a Three Phase system.

Question

A balanced Y-Y four-wire system has phase voltages
Van = 12020° V, Von = 1202-120° V, Vcn = 120/120° V
The load impedance per phase is 19+ j13 and the line impedance per phase is
1+j2 , Solve for the line currents and neutral current.

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