Three single phase loads are connected in parallel to a voltage source through a line with impedance Žline = 1 + j2 №, Load Z₁ is a purely resistive load and consumes 800 W. Load Z2 is also a purely resistive load and consumes 120 W and Load Z3 consumes 1760 W at a power factor of 0.7 lagging. The voltage at the load is V₁ = 12020° Volts RMS. Calculate: V Zline Irms Z₁ Vrms Z₂ Z3 + V₂ (a) the complex power S consumed by the three loads combined and draw the power triangle. (b) the impedance of the three loads combined, (c) the total current supplied by the voltage source and the voltage Vs in phasor form. (d) The frequency of the voltage source is w = 377 rad/s, determine the value of the capacitor that must by placed in parallel with the three loads so that the power factor of the parallel combination is pf = 1.

Three single phase loads are connected in parallel to a voltage source through a line with impedance Žline = 1 + j2 №, Load Z₁ is a purely resistive load and consumes 800 W. Load Z2 is also a purely resistive load and consumes 120 W and Load Z3 consumes 1760 W at a power factor of 0.7 lagging. The voltage at the load is V₁ = 12020° Volts RMS. Calculate: V Zline Irms Z₁ Vrms Z₂ Z3 + V₂ (a) the complex power S consumed by the three loads combined and draw the power triangle. (b) the impedance of the three loads combined, (c) the total current supplied by the voltage source and the voltage Vs in phasor form. (d) The frequency of the voltage source is w = 377 rad/s, determine the value of the capacitor that must by placed in parallel with the three loads so that the power factor of the parallel combination is pf = 1.

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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