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calculate total power in Watts? A three-phase delta-connected load is energized by a balanced, wye-connected source as shown. Using any valid approach, compute the total average (real) power delivere...
Question 2: Three phase circuit. (100p) A wye connected generator supplies a delta connected balanced load...
Question 2: Three phase circuit. (100p) A wye connected generator supplies a delta connected balanced load through short feeder. seree the load line to neutral voltage as reference voltage phase angle zero. 02.1 Q2.2 Q2.3 Q2.4 Draw the equivalent circuit. 10p Calculate the load line-to-neutral voltages and line-to-line voltages. 20p Calculate the delta load currents and feeder currents. 20p Calculate the supply wye connected generator line-to-neutral voltages. Is the obtained values are acceptable? Calculate the generator real and reactive power...
1. In a three-phase balanced wye-wye system, the source is an abc-positive sequence set of voltag...
1. In a three-phase balanced wye-wye system, the source is an abc-positive sequence set of voltages with Van- 120 20 Vrms. The per phase impedance of the load is 5 +j62. If the line impedance per phase is 0 Ω, find the line currents, the line to line voltages at the source, and the line to line voltages at the load 120 20 Vms 2. In a three-phase balanced wye-wye system, the source is an abc-sequence set of voltages with...
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....
1. A balanced delta-connected load has 12 +j16 ohms impedance per phase, and is energized by...
1. A balanced delta-connected load has 12 +j16 ohms impedance per phase, and is energized by 208 V line-to-line. The phase sequence is ‘a-b-c'. (a) Find the line and phase voltages and currents at the delta load, and show them in a phasor diagram. (b) If the delta-connected load is rewired and connected in wye, show the line and phase voltages and currents at the wye load in a phasor diagram.
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...
A balanced positive-sequence wye-connected 60-Hz three-phase source has line-to-line voltages of VL = 440 V rms....
A balanced positive-sequence wye-connected 60-Hz three-phase source has line-to-line voltages of VL = 440 V rms. This source is connected to a balanced wye-connected load. Each phase of the load consists of a 0.5-H inductance in series with a 50-Ω resistance. Assume that the phase of Van is zero. home / study / engineering / electrical engineering / electrical engineering questions and answers / A Balanced Positive-sequence Wye-connected 60-Hz Three-phase Source Has Line-to-line Voltages ... Question: A balanced positive-sequence wye-connected...
3- A balanced wye-connected load of (4 + j3) Ω is connected across a three-phase delta...
3- A balanced wye-connected load of (4 + j3) Ω is connected across a three-phase delta connected source. the source phase voltage is 173 V . • Find the load current. • Find the power factor, P and Q
A balanced wye-connected load and a balanced delta con- hected load are supplied by a three-phase...
A balanced wye-connected load and a balanced delta con- hected load are supplied by a three-phase 480-V 50 HZ generator. The ranch impedance of the wye and della are 10/30° 2 and 20/-50° 2. respectively. Determine the active and reactive powers drawn by each three loads. Determine the phasor voltage and phase any one branch of each three-phas e branch of each three-phase load, and substitute into wer equation for balanced three-phase loads. Given ise angle of V is 30...
A balanced three-phase source with a 208 V rms (line-to-line) is delivering power to a balanced...
A balanced three-phase source with a 208 V rms (line-to-line) is delivering power to a balanced Y-connected load with phase impedance Z1 = 4 + j 3 Ohms in parallel with a balanced delta-connected load with phase impedance Z2 = 7.5 + j 6 Ohms. Calculate the active (real) and reactive (imaginary) powers delivered by the source. Draw the power triangle. What is the power factor of the combined load?
Question 2: Three phase circuit. (100p) A wye connected generator supplies a delta connected balanced load through short feeder. seree the load line to neutral voltage as reference voltage phase angle zero. 02.1 Q2.2 Q2.3 Q2.4 Draw the equivalent circuit. 10p Calculate the load line-to-neutral voltages and line-to-line voltages. 20p Calculate the delta load currents and feeder currents. 20p Calculate the supply wye connected generator line-to-neutral voltages. Is the obtained values are acceptable? Calculate the generator real and reactive power...
1. In a three-phase balanced wye-wye system, the source is an abc-positive sequence set of voltages with Van- 120 20 Vrms. The per phase impedance of the load is 5 +j62. If the line impedance per phase is 0 Ω, find the line currents, the line to line voltages at the source, and the line to line voltages at the load 120 20 Vms 2. In a three-phase balanced wye-wye system, the source is an abc-sequence set of voltages with...
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....
1. A balanced delta-connected load has 12 +j16 ohms impedance per phase, and is energized by 208 V line-to-line. The phase sequence is ‘a-b-c'. (a) Find the line and phase voltages and currents at the delta load, and show them in a phasor diagram. (b) If the delta-connected load is rewired and connected in wye, show the line and phase voltages and currents at the wye load in a phasor diagram.
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...
A balanced wye-connected load and a balanced delta con- hected load are supplied by a three-phase 480-V 50 HZ generator. The ranch impedance of the wye and della are 10/30° 2 and 20/-50° 2. respectively. Determine the active and reactive powers drawn by each three loads. Determine the phasor voltage and phase any one branch of each three-phas e branch of each three-phase load, and substitute into wer equation for balanced three-phase loads. Given ise angle of V is 30...
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