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4. (20 points) The three-phase Y-connected power supply has a line-to-neutral voltage KIN of 1.220° KV....
Q1) Two ideal voltage sources designated as machines 1 and 2 are connected as shown in...
Q1) Two ideal voltage sources designated as machines 1 and 2 are connected as shown in Figure 1. If E! = 100.200 V, E-100し300 V and Z = 0 +JS a) Determine whether each machine is generating or consuming real power and the amount b) Determine whether each machine is receiving or supplying reactive power and the amount c) Determine the P and Q absorbed by the impedance 2 #2 Figure 1: Ideal voltage sources connected through impedance Z Q2)...
Q2. A three-phase unbalanced delta-connected load containing impedances Z1, Z2 and resistor R3 is connected to...
Q2. A three-phase unbalanced delta-connected load containing impedances Z1, Z2 and resistor R3 is connected to a three-phase power source of 380 V, 50 Hz in positive sequence A-B-C as shown in figure Q2. It is known that line current Ic is 54 292° A. The power consumption of load R3 is 18050 W. The impedance of Zi is 20 -70° 2. By taking VAB as reference, calculate B BB/ Z2 TBC figure Q2 (a) the line voltage VAB, VBC...
A Δ-connected source supplies power to a Y-connected load in a three-phase balanced system. Given that...
A Δ-connected source supplies power to a Y-connected load in a three-phase balanced system. Given that the line impedance is (1 + j1) Ω per phase while the load impedance is (6 + j4) Ω per phase, find the magnitude of the line voltage at the load. Assume the source phase voltage Vab= 208 ∠0° V rms. The magnitude of the line voltage at the load is _______ Vrms.
Problem 3ph [10 pts]: Y-connected source: A Y-connected balanced three-phase source is feeding a ...
Please show how this transformers problem is done. Thanks!
Problem 3ph [10 pts]: Y-connected source: A Y-connected balanced three-phase source is feeding a balanced three-phase load (it doesn't matter whether the load is Y or Delta connected). The voltage and current of the source are: van (t) - 340 sin (377t + 0.5236) ia(t) 100sin (377t 0.87266) Calculate the following: (a) The rms phase voltage (Van, magnitude and phase). (b) The rms line-to-line voltage (Vab, magnitude and phase) (c) The...
5 points uestion # Part-l Figure 4 shows a Δ-A configuration of a Δ-connected 3-phase source supp...
5 points uestion # Part-l Figure 4 shows a Δ-A configuration of a Δ-connected 3-phase source supplying power to a Δ- connected 3-phase load. The following parameters are known Source Voltage Source Impedance Load Impedance Feeder Impedance y, = 180.0-v (rms) z, = 0.15 +/0.45 Ω Z1-0.1 +/0.2 Ω lA Vp AB ZA Zi ICA Feeder Lines 3-Phase Source Balanced Load Figure 4 a. Compute the line currents IA IB, and lc. (5 points) b. Find the load currents IAB,...
I. A balanced three-phase positive sequence wye-connected 60Hz source voltage has line-neutral voltage of V, 1000 V. It is connected to a three- phase wye connected load whose impedance is z 50+j...
I. A balanced three-phase positive sequence wye-connected 60Hz source voltage has line-neutral voltage of V, 1000 V. It is connected to a three- phase wye connected load whose impedance is z 50+j37.7 2 a. Find line currents ia ib, ic and line-line voltages Vab, Vbo Vac b. Find the total complex power delivered to the load. c. Find delta-connected capacitor bank needed to bring the PF to 0.95 (lagging) of system. d. Re-calculate currents la, ib, io with Case c....
I. A balanced three-phase positive sequence wye-connected 60Hz source voltage has line-neutral voltage of V, 1000 V. It is connected to a three- phase wye connected load whose impedance is z 50+j...
I. A balanced three-phase positive sequence wye-connected 60Hz source voltage has line-neutral voltage of V, 1000 V. It is connected to a three- phase wye connected load whose impedance is z 50+j37.7 2 a. Find line currents ia ib, ic and line-line voltages Vab, Vbo Vac b. Find the total complex power delivered to the load. c. Find delta-connected capacitor bank needed to bring the PF to 0.95 (lagging) of system. d. Re-calculate currents la, ib, io with Case c....
Problem 1 Part A A balanced three-phase circuit has the following characteristics: • Y-Y connected; •...
Problem 1 Part A A balanced three-phase circuit has the following characteristics: • Y-Y connected; • The line voltage at the source, Vab, is 90/32-60° V: • The phase sequence is positive • The line impedance is 3+2/; . The load impedance is 37–328 /¢. Calculate the phase voltage at the a terminal of the source. Express your answer in volts to three significant figures. Enter your answer using angle notation. Express argument in degrees. View Available Hints) VAX vec...
There is a problem regarding power system. A balanced, Y-connected voltage source with Vab = 38020...
There is a problem regarding power system.
A balanced, Y-connected voltage source with Vab = 38020 rad is applied to a balanced, delta-connected load with ZA = 20.00 20.20rad 12. The line impedance between the source and load is Zi = 2.2021.22rad 22 for each phase. Calculate the real power losses in the three phase line in Watts.
The magnitude of the phase voltage of an ideal balanced three-phase Y-connected source is 125 V....
The magnitude of the phase voltage of an ideal balanced three-phase Y-connected source is 125 V. The source is connected to a balanced Y-connected load by a distribution line that has an impedance of 0.1 +0.8 g/0. The load impedance is 19.9+j14.20/0. The phase sequence of the source is acb. Use the a-phase of the source as the reference. Specify the magnitude and phase angle of bв -) Magnitude of I bB ) Phase angle of lbs in degrees:
Q1) Two ideal voltage sources designated as machines 1 and 2 are connected as shown in Figure 1. If E! = 100.200 V, E-100し300 V and Z = 0 +JS a) Determine whether each machine is generating or consuming real power and the amount b) Determine whether each machine is receiving or supplying reactive power and the amount c) Determine the P and Q absorbed by the impedance 2 #2 Figure 1: Ideal voltage sources connected through impedance Z Q2)...
Q2. A three-phase unbalanced delta-connected load containing impedances Z1, Z2 and resistor R3 is connected to a three-phase power source of 380 V, 50 Hz in positive sequence A-B-C as shown in figure Q2. It is known that line current Ic is 54 292° A. The power consumption of load R3 is 18050 W. The impedance of Zi is 20 -70° 2. By taking VAB as reference, calculate B BB/ Z2 TBC figure Q2 (a) the line voltage VAB, VBC...
Please show how this transformers problem is done. Thanks!
Problem 3ph [10 pts]: Y-connected source: A Y-connected balanced three-phase source is feeding a balanced three-phase load (it doesn't matter whether the load is Y or Delta connected). The voltage and current of the source are: van (t) - 340 sin (377t + 0.5236) ia(t) 100sin (377t 0.87266) Calculate the following: (a) The rms phase voltage (Van, magnitude and phase). (b) The rms line-to-line voltage (Vab, magnitude and phase) (c) The...
5 points uestion # Part-l Figure 4 shows a Δ-A configuration of a Δ-connected 3-phase source supplying power to a Δ- connected 3-phase load. The following parameters are known Source Voltage Source Impedance Load Impedance Feeder Impedance y, = 180.0-v (rms) z, = 0.15 +/0.45 Ω Z1-0.1 +/0.2 Ω lA Vp AB ZA Zi ICA Feeder Lines 3-Phase Source Balanced Load Figure 4 a. Compute the line currents IA IB, and lc. (5 points) b. Find the load currents IAB,...
I. A balanced three-phase positive sequence wye-connected 60Hz source voltage has line-neutral voltage of V, 1000 V. It is connected to a three- phase wye connected load whose impedance is z 50+j37.7 2 a. Find line currents ia ib, ic and line-line voltages Vab, Vbo Vac b. Find the total complex power delivered to the load. c. Find delta-connected capacitor bank needed to bring the PF to 0.95 (lagging) of system. d. Re-calculate currents la, ib, io with Case c....
I. A balanced three-phase positive sequence wye-connected 60Hz source voltage has line-neutral voltage of V, 1000 V. It is connected to a three- phase wye connected load whose impedance is z 50+j37.7 2 a. Find line currents ia ib, ic and line-line voltages Vab, Vbo Vac b. Find the total complex power delivered to the load. c. Find delta-connected capacitor bank needed to bring the PF to 0.95 (lagging) of system. d. Re-calculate currents la, ib, io with Case c....
Problem 1 Part A A balanced three-phase circuit has the following characteristics: • Y-Y connected; • The line voltage at the source, Vab, is 90/32-60° V: • The phase sequence is positive • The line impedance is 3+2/; . The load impedance is 37–328 /¢. Calculate the phase voltage at the a terminal of the source. Express your answer in volts to three significant figures. Enter your answer using angle notation. Express argument in degrees. View Available Hints) VAX vec...
There is a problem regarding power system.
A balanced, Y-connected voltage source with Vab = 38020 rad is applied to a balanced, delta-connected load with ZA = 20.00 20.20rad 12. The line impedance between the source and load is Zi = 2.2021.22rad 22 for each phase. Calculate the real power losses in the three phase line in Watts.
The magnitude of the phase voltage of an ideal balanced three-phase Y-connected source is 125 V. The source is connected to a balanced Y-connected load by a distribution line that has an impedance of 0.1 +0.8 g/0. The load impedance is 19.9+j14.20/0. The phase sequence of the source is acb. Use the a-phase of the source as the reference. Specify the magnitude and phase angle of bв -) Magnitude of I bB ) Phase angle of lbs in degrees:
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