a)The currents in a 3-phaseunbalanced system are 2-j4,3+j1 and 5-j6 amperes forphases A, B and C respectively.Convert these intopositive,negative and zero sequencecurrent components.b)Obtain with the absolutemagnitudes of positive andnegative sequence components.

Answered: a) The currents in a 3-phase unbalanced…

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...

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8
In Figure 1, the 3-phase source has a line-to-line voltage of 440 volts. The details of the impedances are the following: Z₁ = 36-j15; Z₂ = 40 + /300; Z₂ = 45+j60 ; Z₂ = 75 + jo ; Z5 = 50+j50; Z6 = 20+ j48 2. Determine the following: (a) Line currents: labi, and I (c) Line currents: lar, Ibr, and ICT; (b) Line currents: Iaz, Ibz, and Iczi (d) PT, QT, ST, and pft for the system; (e) W, and W, readings for 2-wattmeter method at lines a and b. Balanced 3-Phase ab-bc-ca source C Figure 1 →laT -Ibr -KT 1 lal ²3 ↓ Ibi 1 Ici la2 lb2 le2ܝ 150 1²₂ OND
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a) The currents in a 3-phase unbalanced system are 2-j 4,3+j1 and 5-j6 amperes for phases A, B and C respectively. Convert these intopositive, negative and zero sequence current components. b) Obtain with the absolute magnitudes of positive and negative sequence components.