Figure Q2(a) shows a positive sequence three phase circuits. Given a line-to-line voltage atgenerator, ERY = 415230°V. With assumption that all load impedance are balanced,Zn=Zyb=Zbr= 15 + jl8 2, determine all phase currents at each load and line currents.Include the phasor diagram for all currents in your analysis.RZryZytFigure Q2(a)If the transmission line in three phase circuit at Figure Q2(a) has a impedance of 1+j20for each phase, determine the phase voltages for each load with using an appropriateanalysis. Use phase voltage at generator, ERN as a reference. Then determine the totalapparent power, active power and reactive power supplied by the generator.

Answered: Image /qna-images/answer/0eeaa90c-53af-4b2c-b944-0f61d6c8f7d4.jpg

Figure Q2(a) shows a positive sequence three phase circuits. Given a line-to-line voltage. generator, ERY = 415430°V. With assumption that all load impedance are balanced Z-Zyb=Zb= 15 + jl8 2, determine all phase currents at each load and line currents %3! Include the phasor diagram for all currents in your analysis. R Zo Zry E Figure Q2(a)

Figure Q2(a) shows a positive sequence three phase circuits. Given a line-to-line voltage. generator, ERY = 415430°V. With assumption that all load impedance are balanced Z-Zyb=Zb= 15 + jl8 2, determine all phase currents at each load and line currents %3! Include the phasor diagram for all currents in your analysis. R Zo Zry E Figure Q2(a)

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

From the circuit below, determine secondary winding voltage Vsec if the primary winding voltage Vpri = 120Vrms? Np:Ns 6:1 Vp 120 Vac 60 Hz out R = 200 ) O Ovrms O 720Vrms 120Vrms O 20Vrms wi m
i need the answer quickly
4. Would you parallel a delta-delta (A - A) 3-phase transformer bank with a delta-wye (A - Y) bank, assuming their output and input terminal voltages are equal? Justify your answer by superimposing their separate vector diagrams. (Hint solve the short circuit current at the secondary for %Z = 5%) Ans. Isc=518% of secondary current
A load impedance of (200+j0) ohm is to be matched with a 50 ohm transmission line using a quarter wave transformer. What will be the value of the characteristic impedance of the quarter wave transformer.
Number 17
What do the connection angles and groups show in transformers? For example, where are the Yy0 , Dy5 ,Yd5, Yz5 group transformers used?
If the line-to-line primary voltage and line current is 1.0 at 0 degrees, what is the secondary line- to-line voltage for the following three-phase transformers? Assume a turns ratio of N = 10. Express answer in polar form. a. Delta-to-Delta: b. Delta-to-Wye: c. Wye-to-Delta: d. Wye-to-Wye:
Two single-phase transformers, having equal turns ratio, in parallel supply a secondary load of 1,000 A at 0.8 pf lagging. For each transformer the secondary emf on open circuit is 3,300 V and their total leakage impedances referred to secondary are (0.10 + j0.20) ohms and (0.05 + j0.040) ohm, respectively. Determine the output current on each transformer.
A three-phase alternator generating unbalanced voltages is connected to an unbalanced load through a 3-phase transmission line as shown in figure. The neutral of the alternator and the star point of the load are solidly grounded. The phase voltages of the alternator are Ea = 1020º, Eb = 102-90°, Ec = 10/120⁰ E E E The positive sequence component of the load current is (A) 1.3102-107⁰ A (B) 0.3322-120° A (C) 0.9962-120º A (D) 3.5104-81⁰ A +) + j1.002 0000 j1.002 0000 j1.0Ω vovo j1.0Ω 0000 j2.002 voor j3.002 oooo
How does a three-phase power system differ from a single-phase power system, and what are their respective applications?
5.5 kW, 1450 rpm. L-type equivalent circuit and parameters for a continuous sinusoidal phase of a star connected 3-phase ASM with line voltage 220 V and frequency 50 Hz are given as follows, ignoring core (iron) losses: R1=0.21 Ohm, R2=-0.18 Ohm, X1=X2-0.66 Ohm and Xm = 9.9 Ohm How many times the inrush current will be the rated current when the ASM is started directly? Answer options group 8.0815 2.6455 4.3763 7.1534 1.2558 6.3414 5.2280 3.7473
Develop the mathematical relationships for the design of the inductance and capacitance of a three-phase double circuit line. A three-phase double circuit line consists of two identical three-phase parallel circuits as shown in the figure below. The circuits are operated with a1-a2, b1-b2, and c1-c2 in parallel.