1In the Y-A system shown inthe figure, the source is apositive sequence withV_an=220L0°V and phaseimpedance Z_p=2-j5 Q.Calculate the line voltage VLand the line current IL. *aZpZ,ZpVen

According to the question we have to find the value of line voltage VL and Line current IL.

Answered: In the Y-A system shown in the figure,…

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

Chapter8: Symmetrical Components

Section: Chapter Questions

Problem 8.13P

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(b) A symmetrical delta-connected 415V three-phase supply is feed to an asymmetrical delta- connected load as shown in Figure Q2(b). Assume that it is a RYB sequence. The impedances of the load are ZrY = 50 + j50 N , ZYB = 150 + j0 N and ZBr = 50 –j50 N. jos (i) Determine and draw the phasor diagram of phase currents in the load. (ii) Determine and draw the phasor diagram of line currents in the system.
Here X= 165 this is my roll no plzz solve urgent with detail...
VRY = 220 cis 0°, VYB = 220 cis -120° and VBR = 220 cis -240°. IR = 10 cis 0°. The load isbalanced and delta connected. Determine the: (a) Impedance per phase (b) Current perphase (c) Line currents.
The one-line diagram of a three-phase power system is shown in the above figure. The line impedances are in per- unit on a 100-MVA base, and the line admittances are neglected. Use Gauss-Seidel method in Matlab to analyze the system the tolerance of error is 10-3. Then anwser the questions as follows. V, = 1.05200 0.01+ j0.025 300 + j200 MVA 0.015 + j0.035 150 MW 200 +j150 MVA 0.01+ j0.03 |V = 1.03 The admittance matrix (Y_bus)? 0.02 + jo.04 0.0125 + jo.03 2.
c) Drive the expression for maximum phase leads of m given network V. in R₁ min C₁ wwww R2
VASSESSMENT PROBLEM Objective 5-Be able to analyze circuits with ideal transformers 15 The source voltage in the phasor domain circuit in the accompanying figure is 25 /0° kV. Find the amplitude and phase angle of V2 and I2. 1.5 kn j6 kN 25:1 V2 --j14.4 N V, Ideal
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The course is power distribution and utilization system...
18. A 415 V, 50 Hz, 3-phase supply of phase sequence RYB is connected to a delta connected load in which branch RY consists of R, = 100. branch YB conists of R₂ = 20 2 in series with X₂ = 60 Q and branch BR consists of a capacitor C= 30 uF. Take Vy as the reference and calculate the line currents. Draw the complete phasor diagrams. (Elect. Machines, A.M.I.E. Sec. B. 1989) 14.54, 1, 10.66 2172,92, 14.46 2-471 (1 = 7.78
Figure Q2(a) shows a positive sequence three phase circuits. Given a line-to-line voltage at generator, 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. R Zry Zyt Figure Q2(a) If the transmission line in three phase circuit at Figure Q2(a) has a impedance of 1+j20 for each phase, determine the phase voltages for each load with using an appropriate analysis. Use phase voltage at generator, ERN as a reference. Then determine the total apparent power, active power and reactive power supplied by the generator.
Given the circuit below. a A 220°n U,07t 100 -V 3-ø source b 5260°n B 'IcA Iec 22-30°n Determine the phasor line current la in the three-system shown in the figure (both magnitude and angle). Explain why the line current Ic is unaffected by 220°N the impedance. Calculate the phasor line current Ia in the three-system shown in the figure (both magnitude and angle).

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