1. The circuit below shows a three-phase system with two loads. The delta-connected generator has a line voltage of 480V, and the line impedance is 0.09 + j0.16 Ohms. Load 1 is wye- connected, with a phase impedance of 2.5236.87° Q and load 2 is delta-connected, with a phase impedance of 5Z-20° Q. a) What is the line voltage of the two loads? b) Find the real and reactive powers supplied to each load. c) Find the real and reactive power losses in the transmission line. d) Find the real power, reactive power and power factor supplied by the generator. 1₁2 0.09 Ω 20.1612 ww Vca=480Z-240° V 242 242 (2) (.2. Vic=4802-120° V Generator = 480/0° V 0.09 2 www 0.09 £2 ww 201 10.16 Ω m 20.16 12 Z₂1 Load 1 201 Z42 Load 2 Zo12.5236.87° Zo2=52-20°

1. The circuit below shows a three-phase system with two loads. The delta-connected generator has a line voltage of 480V, and the line impedance is 0.09 + j0.16 Ohms. Load 1 is wye- connected, with a phase impedance of 2.5236.87° Q and load 2 is delta-connected, with a phase impedance of 5Z-20° Q. a) What is the line voltage of the two loads? b) Find the real and reactive powers supplied to each load. c) Find the real and reactive power losses in the transmission line. d) Find the real power, reactive power and power factor supplied by the generator. 1₁2 0.09 Ω 20.1612 ww Vca=480Z-240° V 242 242 (2) (.2. Vic=4802-120° V Generator = 480/0° V 0.09 2 www 0.09 £2 ww 201 10.16 Ω m 20.16 12 Z₂1 Load 1 201 Z42 Load 2 Zo12.5236.87° Zo2=52-20°

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...

See similar textbooks

Similar questions

A balanced three-phase, negative sequence, Y-connected generator is connected to a three-phase balanced Y-connected load. The generator has an impedance of 1.5-j1.25 Q/phase. The impedance of the line connecting the generator to the load is 2.5+jl1.25 0/phase. The phase "B" load voltage is 1520° kV. The impedance of each phase of the Y-connected load is 60-j80 Q/phase. Calculate phase voltages \(V_{an}\) at the generator. \(V_{an}=\) Volts
Three single-phase transformers are connected Star-delta to step down a line voltage of 221 kV to 35 kV to supply a load of 26 MW at a lagging power factor of 0.89. Calculate the line current in the primary side, IL p. in ampers ILp
Do all the steps...
QUESTION 6 Find the total real power dissipation in a balanced wye-delta system. Load impedance is 5kN270° and phase voltage is 320V RMS O 63W 99W 150W 36W
2. Determine the Ripple factor, Kr VA wt 2 2
A balanced three-phase, negative sequence, Y-connected generator is connected to a three-phase balanced Y-connected load. The generator has an impedance of 1.5-j1.25 Ω/phase. The impedance of the line connecting the generator to the load is 2.5+j1.25 Ω/phase. The phase “B” load voltage is 15∠20 kV. The impedance of each phase of the Y-connected load is 60-j80 Ω/phase. Calculate line voltage VABVAB at the load.
Three unequal, single phase inductive loads are connected between the lines 1-2, 2-3 and 3-1 of a 3 phase system. The line potentials are each 230V with V12 leading V23. The first load takes 100A at 0.707 pf, the second takes 150A at 0.8 pf and the third takes 28.4KW at 0.5 power factor. What will be the value of the two wattmeter connected for the two wattmeters method in measuring power if the current coils were in lines a and 2?
A single phase circuit is supplying the two loads, Load1 draws a real power of 350 kW at a unity power factor and Load 2 draws reactive power of 15 kvar at a power factor of 0.74 leading. Find the Apparent power of the Load 1 and Load2.Apparent power of Load1 kVA?Answer for part 1 Apparent power of the load 2 kVA ?
A three-phase A-connected generator has an inter- nal impedance of 9 + j90 m2/þ. When the load is removed from the generator, the magnitude of the terminal voltage is 13,800 V. The generator feeds a A-connected load through a transmission line with an impedance of 20 + j180 m2/þ. The per-phase impedance of the load is 7.056 + j3.417 N. a) Construct a single-phase equivalent circuit. b) Calculate the magnitude of the line current. c) Calculate the magnitude of the line voltage at the terminals of the load. d) Calculate the magnitude of the line voltage at the terminals of the source.
A single phase circuit is supplying the two loads, Load1 draws a real power of 225 kW at a power factor of 0.66 lagging and Load 2 draws reactive power of 35 kvar at a power factor of 0.68 leading. Find the Apparent power of the Load 1 and Load 2. Apparent power of Load 1 kVA? Apparent power of the load 2 kVA?
The terminal voltage of a 3-φ generator is 19053 V, line-to-line. The load draws a current of 1515 A, leading, with a phase angle of 30o. The total real power, drawn by the load would be:
PLEASE SHOW ALL THE STEPS AND THE WAY OF THE SOLUTION , BECAUSE I WANT TO LEARN HOW TO SOLVE, THANK YOU FOR YOUR UNDERSTANDING