a) A balanced three-phase Wye-Wye circuit follows the positive phasesequence at sinusoidal steady-state. Note that we employ lowercase lettersto represent the source end and uppercase letters to represent the load endof the network. The source phase voltage of phase A, the impedance ofeach line, and the impedance in each load phase are:Van=240/0°V, Zline=1+j2, Zy=20+j10 2Determine the following:i) Plot the circuit diagram of the described three-phase circuit and labelall parameters of the circuitii)The effective value of the line current IbBiii) The load phase voltage VBNiv) The reactive power for phase B at the loadv) The real power for phase A at the source

In this question We need to plot three phase diagram for balance circuit. We know Current I= V/Z…

A balanced three-phase Wye-Wye circuit follows the positive phas sequence at sinusoidal steady-state. Note that we employ lowercase letter to represent the source end and uppercase letters to represent the load en of the network. The source phase voltage of phase A, the impedance o each line, and the impedance in each load phase are: Van=24020°V, Zline=1+j2, Zy=20+ j10 Ω, Ω Determine the following: i) Plot the circuit diagram of the described three-phase circuit and labe all parameters of the circuit ii) The effective value of the line current IbB iii) The load phase voltage VBN iv) The reactive power for phase B at the load v) The real power for phase A at the source

A balanced three-phase Wye-Wye circuit follows the positive phas sequence at sinusoidal steady-state. Note that we employ lowercase letter to represent the source end and uppercase letters to represent the load en of the network. The source phase voltage of phase A, the impedance o each line, and the impedance in each load phase are: Van=24020°V, Zline=1+j2, Zy=20+ j10 Ω, Ω Determine the following: i) Plot the circuit diagram of the described three-phase circuit and labe all parameters of the circuit ii) The effective value of the line current IbB iii) The load phase voltage VBN iv) The reactive power for phase B at the load v) The real power for phase A at the source

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

Chapter2: Fundamentals

Section: Chapter Questions

Problem 2.42P: A balanced -connected impedance load with (12+j9) per phase is supplied by a balanced three-phase...

See similar textbooks

Similar questions

The instantaneous power absorbed by the load in a single-phase ac circuit, for a general R LC load under sinusoidal-steady-state excitation. is (a) Nonzero constant (b) Zero (c) Containing double-frequency components
= = Impedances Z₂ and z3 in parallel are in series with an impedance z₁ across a 100V,50Hz AC supply. Z₁ (6.25 +j1.25)ohms, Z₂ = (5 + j0)ohms and Z3 (5 - jxc)ohms. Determine the value of capacitance Xc said that the total current of the circuit will be in phase with the total voltage. What is then the circuit current and power?
In the 3-phase circuit in the figure, f = 2000 Hz. Find line and phase voltages and currents for the load.(in amplitude and phase).
Two impedances are connected in parallel to the supply; the first takes a current of40A at a lagging phase angle of 300, and the second a current of 30A at a leadingphase angle of 450. Draw a phasor diagram to scale to represent the supply voltageand these currents. By calculation, determine the total current taken from the supplyand its phase angle. All currents are expressed in their r.m.s. values
Impedances Z2 and Z3 in parallel are in series with impedance Z1 across a 100 V, 50 Hz ac supply. Z1 =6.25 + j1.25 ohm; Z2 = 5+ j0 ohm and Z3 = 5-jXc ohm. Determine the value of capacitance of Xc such that the total curent of the circuit will be in phase with the total voltage. When is then the circuit current and power.
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
Suppose that a current source with Is amperes of current is connected in parallel to a pair of impedances Z₁ and Z2. Let I₁ be the current through Z₁ and 12 be the current through Z₂. Then, the total voltage Is is divided between 1₁ and 12 in proportion to impedance values Z₁ and Z2. a. True O b. False
The phase b voltage and the phase b current of a balance three-phase system are V = 220 sin (wt + 210°) and I = 10 sin (wt-180°). * A. 5256.44 W B. 5514.38 W C. 5715.76 W D. 6049.22 W
)Two complex loads Z1 and Z2 are connected in parallel and powered by a value voltage effective 7.2 kV and frequency 60 Hz. The first load has a power of 50 kVA and a factor of rear power of 0.9. The second charge has a power of 45 kW and a rear power factorof 0.91. Determine in steady state the kVAR power and the capacity required to correct the Total power factor to a value of 0.97 rear.
Need asap pls help. Solve for the voltages across and currents through each component. Show the complete solution and explain. The total power should be zero..
Explain current divider rule in ac circuits with two parallel impedances Z1 and Z2. Calculate the currents I1 and I2 in phasor form for the circuit given in figure.
There is an installation with two equal triphasic loads of 300 kVA each and a power factor of 0.9 lagging. When connecting a pure reactive element in parallel, the reactive power at the entrance of the installation is 150 kVARS, with a lagging power factor. We can say that: a) A bank of reactors was connected and the fp deteriorated. b) A capacitor bank was connected and the pf deteriorated. c) A bank of reactors was connected and the fp improved. d) A capacitor bank was connected and the pf improved. e) None of the above