Refer to the circuit shown below The circuit drawn shows a balanced 3 phase A-connected source of 440 V line to line voltage supplying a balanced Y connected load of ZY 6+j8 Q tha is connected in parallel with a Delta load with ZA-15 j9 0 The transmission line impedance is ZI 1+j2 0. The source line current is A. Ia 440/120 V 440/0 V 440/-120 V Ib Ic O55.21L-122.76 O 66.89-17.54 O 4336 -78.1 O 115,76 148.1 • 25.96-55.87 None of the above

Refer to the circuit shown below The circuit drawn shows a balanced 3 phase A-connected source of 440 V line to line voltage supplying a balanced Y connected load of ZY 6+j8 Q tha is connected in parallel with a Delta load with ZA-15 j9 0 The transmission line impedance is ZI 1+j2 0. The source line current is A. Ia 440/120 V 440/0 V 440/-120 V Ib Ic O55.21L-122.76 O 66.89-17.54 O 4336 -78.1 O 115,76 148.1 • 25.96-55.87 None of the above

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 8.6P

See similar textbooks

Similar questions

2. A three-phase transmission line has parameters Xc-6 k 2, R-3.25 2 and X₁-25 92, and delivers 300 MW to a load with both ends of the line at 230 kV. Draw a pi equivalent per-phase circuit of the line. On a per-phase basis, calculate the active power delivered to the load, the reactive power of the line and the active power delivered by the source. Based on these calculations can the equivalent circuit be simplified further?
2. Two transformes A and B of ratings 5uokVA and 25okVA. Supplying a load kVA of 750 ato.8Pf lagging. open circunt valtajes are 400V and 410v respectively. Trusfarmn A has 1/ nsistance and 5/ ractance and traugformer B hay 1.$, mesistona and 41 reactance. Find (^) Crossacarent in the seandaries on no.load.ib) the load shared by euch transfarmer Their are
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.
VA-120 V4120 Z₁ volt In lc c ZA Three-phase source Feeder lines Balanced load In the above circuit diagram, we have source impedance Zg = 0.05+j0.15 ohm, Z₁ = 0.1+j0.2 ohm and per phase impedance in the balanced Delta connected load, Z₁ = 12+j9 ohm. RMS value of source voltage is 200 volt. Phase sequence is as shown in the diagram. RMS value of current Ic= ampere Phase angle of le= degree RMS value of line voltage VCA = B JAB Inc ICA
The circuit shown is a negative impedance converter. Determine the impedance looking in: z= VI/II general Z_L= R and if Z_L= 1 /jwc .
The Full-looad and No-load of a regulator are 5.2V and 5.3V, respectively. Then the % load regulation is а. 0.1% b. 2.63% C. 1.92% d. 5.3%
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. ' qu V = 1.05200 0.01+ j0.025 300 + j200 MVA 3 0.015 + j0.035 150 MW 200 + j150 MVA 0.01 + j0.03 |V = 1.03 The admittance matrix (Y_bus)? The bus power in per-unit?
1. Given the circuit below, the phase voltages are given by Van = 20040° Vrms. The source impedance is 5 + j7 per phase and the wire impedance is 8 +j10 per phase. Let the load impedance be Zy = 50 ohms. Find: Van Vin Ven a. II, and Ic b. c. VAN, VBN, and VCN, and VAB, VBC, and VCA Z₂ Z₂ Z₂ Zw Zw Zw B C le N
a) Find the ICA load current.b) Give the line voltage Vab.c) Calculate the total complex power on voltage sources.
help on this question? I just wanna check if I did the 5.15 right. The 5.14 has a solution in Barteby from the book Power System Analysis and Design by Glover and Sarma 6thEd. But the 5.15 hasn't
In the power system the magnitude of the sending end and receiving end voltages are kept at 1pu. The loads are S1 = (6 + j12) pu and S2 = (14 + j7)pu. The line impedance is j0.04pu. The power fed to the busbars are (10 + j17) and (10 + j2). Use the given information to calculate the following: i) the load angle for the sending end voltage ii) the receiving end reactive power iii) the sending end reactive power iv) total reactive power in the line