Questionfigure below,Jo.3In this network that shewn inZbus matrix is given asinjo.3Per unit. We establisheda newgenerator tofeed location C Cbus-3) with Zb jo.3) puaddit ion Zb from Ref to newbus]-After thatWe Connected location A and lo cation C witho.25Z6jo.25), then we Connected location B andlocation C with Zb(jo.4).finally we providelocation D (bus-4) from Bus-1, Bus-2and Bus-3 with Z jo2), Z jo.2) andZbljo.125) respectively. find Zbus matrixfor the new network.location AlocationBjo.3jo.3Ref

The Z-bus matrix, also known as the impedance matrix or the network matrix, is a mathematical…

Question In this network that shown in Zbus matrix is given as Jo.3 jo.3 Per unit-We established a new generator to feed location C (bus-3) with Zub (jo-3) pu [addition Zb from Ref to new bus]-After that We connected location A and location C with 6.25 Zb (jo.25), then we connected location B and location C with Zb (jo-4).finally we provide location D (bus-4) from Bus-1, Bus-2 and Bus-3 with Zb (jo.2), Zb (jo.2) and Zb.jo.125) respectively. find Zbus matrix for the new network. location A jo.3 www Ref location B figure below, in T jo.3

Question In this network that shown in Zbus matrix is given as Jo.3 jo.3 Per unit-We established a new generator to feed location C (bus-3) with Zub (jo-3) pu [addition Zb from Ref to new bus]-After that We connected location A and location C with 6.25 Zb (jo.25), then we connected location B and location C with Zb (jo-4).finally we provide location D (bus-4) from Bus-1, Bus-2 and Bus-3 with Zb (jo.2), Zb (jo.2) and Zb.jo.125) respectively. find Zbus matrix for the new network. location A jo.3 www Ref location B figure below, in T jo.3

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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Find the bus admittance matrix for the system shown in figure 1. Series impedances of the lines are given by: z12-0·16+j0·18, 223=0·3+jo.5 224-0.25+jo.3 Shunt charging admittances are neglected. Base values are 1 kV and So MVA. Express all the values in per unit. 3 F 2 4
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A single-line diagram of a four-bus system is shown in Figure 3: BUS 3 b- Assume that: 0.25 /0,25 ww m 10.1 j0.2 Zbus- j* Let a three-phase fault occur at bus 2 of the network. a- Determine Ybus of this system. BUS 2 0.125 BUS 1 10.2 j0,4 (ground is the reference node) Figure 3: Four-bus system. BUS 4 www m 10.1 0.2437 0.1939 0.1545 0.1457 0.1939 0.2295 0.1495 0.1507 0.1545 0.1495 0.1956 0.1046 0.1457 0.1507 0.1046 0.1955 10.2 c- Using Zbus, calculate the initial symmetrical RMS current in the fault, Assume the prefault voltage Vf at bus 2 to be 10°, and neglect all prefault currents. d- Determine the voltages during the fault at buses 1, 3, and 4. e- Compute the fault currents contributed to bus 2 by the adjacent unfaulted buses 1, 3, and 4. f Find the current flow in the line from bus 3 to bus 1.