hi i need some help with this question For the balanced load Delta-Y case, use a...
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i need some help with this question
For the balanced load Delta-Y case, use a...
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.
a) Figure 3 shows a Y-connected source driving a A-connected load. This system has a balanced load where Zs-Zb-Z-502...
a) Figure 3 shows a Y-connected source driving a A-connected load. This system has a balanced load where Zs-Zb-Z-50225°2. The polar expression for VLI is 784197e V. From Figure 3, Lu V. Figure 3 i) Determine the load voltages. (3 Marks) ii Determine the magnitude the line currents. (1 Mark) ) Determine the magnitude of phase currents. (1 Mark) iv) Draw a phasor diagram of phase voltages and line voltages. (6 Marks) v) Determine the load currents. 3 Marks)
a)...
Q3 (3 marks) (4 marks) Two wattmeters are connected in the a and b phases, with...
Q3 (3 marks) (4 marks) Two wattmeters are connected in the a and b phases, with the ends of the voltage coils connected in the c phase, of a balanced three phase star- connected lagging load. Draw a circuit diagram showing the three phases, the wattmeters and the load. Draw a phasor diagram of the phase voltages and currents, the voltages across the wattmeter voltage coils, and the angles between the wattmeter voltages and currents. Show that the sum of...
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....
help find those answers please 10) In a certain A-connected balanced load, the line voltages are...
help find those answers please
10) In a certain A-connected balanced load, the line voltages are 230 V and the impedances are 60 35 2. Determine the magnitude of the phase currents A) 1.63 A B) 2.78 A C) 3.83 A D) 4.15 A 11) In a certain Δ-connected balanced load, with line voltages of 230 V and impedances of 60 L35Ώ, determine the total power A) 920.2 W B) 2346.3 W C) 1572.9 w D) 1250.9 W 12) For...
hi I need some help with creating umls for use-case driven diagram for a airline reservation...
hi I need some help with creating umls for use-case driven diagram for a airline reservation system a architecture-centric for functional, structural, and behavior diagram that shows the three basic processes and properties of each diagram for the airline reservation system and the iterative-incremental diagram. Also I need to explain each diagram from these critical elements. In their 1999 book The Unified Software Development Process, the authors of Unified Modeling Language (UML) noted that any modern object-oriented approach to developing...
Please I need an answer to all questions 46) 46) In a Y-connected source feeding a...
Please I need an answer to all questions
46) 46) In a Y-connected source feeding a A-connected load: A) each phase of the load has one-third of the full line voltage across it. b) each phase of the load has a voltage across it equal to V times the line voltage C) each phase of the load has the full line voltage across it. D) each phase of the load has two-thirds of the full line voltage across it. 47)...
I would like some help with this question and please be clearer also show all the...
I would like some help with this question and please be
clearer also show all the steps if you do I will read you a good
rate and a good feedback thank you. i need part 4,5 ,6,7 only
please fast i need it.
[C] An RLC circuit has L- 400mH, R- 20O2, C-250HF (1)Calculate the resonance frequency for this circuit. (2) For a frequency o-400 rad/s, draw the phasor diagram with the current along the real axis, determine the...
solve no: 3.14 , 3.16, 3.19 please show each step and solve for beginners 120 Power...
solve no: 3.14 , 3.16, 3.19
please show each step and solve for beginners
120 Power System Analysis 3.12. A single-phase system similar to that shown in Figure 3.11 has two transformers A-B a B-C connected by a line B feeding a load at the receiving end C. The ratings and parame ter values of the components are 500 V/1.5 kV, 9.6 kVA. leakage reactance 5 % 1.2 kV/120 V, 7.2 kVA, leakage reactance 4 % series impedance (0.5 +...
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.
a) Figure 3 shows a Y-connected source driving a A-connected load. This system has a balanced load where Zs-Zb-Z-50225°2. The polar expression for VLI is 784197e V. From Figure 3, Lu V. Figure 3 i) Determine the load voltages. (3 Marks) ii Determine the magnitude the line currents. (1 Mark) ) Determine the magnitude of phase currents. (1 Mark) iv) Draw a phasor diagram of phase voltages and line voltages. (6 Marks) v) Determine the load currents. 3 Marks)
a)...
Q3 (3 marks) (4 marks) Two wattmeters are connected in the a and b phases, with the ends of the voltage coils connected in the c phase, of a balanced three phase star- connected lagging load. Draw a circuit diagram showing the three phases, the wattmeters and the load. Draw a phasor diagram of the phase voltages and currents, the voltages across the wattmeter voltage coils, and the angles between the wattmeter voltages and currents. Show that the sum of...
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....
help find those answers please
10) In a certain A-connected balanced load, the line voltages are 230 V and the impedances are 60 35 2. Determine the magnitude of the phase currents A) 1.63 A B) 2.78 A C) 3.83 A D) 4.15 A 11) In a certain Δ-connected balanced load, with line voltages of 230 V and impedances of 60 L35Ώ, determine the total power A) 920.2 W B) 2346.3 W C) 1572.9 w D) 1250.9 W 12) For...
Please I need an answer to all questions
46) 46) In a Y-connected source feeding a A-connected load: A) each phase of the load has one-third of the full line voltage across it. b) each phase of the load has a voltage across it equal to V times the line voltage C) each phase of the load has the full line voltage across it. D) each phase of the load has two-thirds of the full line voltage across it. 47)...
I would like some help with this question and please be
clearer also show all the steps if you do I will read you a good
rate and a good feedback thank you. i need part 4,5 ,6,7 only
please fast i need it.
[C] An RLC circuit has L- 400mH, R- 20O2, C-250HF (1)Calculate the resonance frequency for this circuit. (2) For a frequency o-400 rad/s, draw the phasor diagram with the current along the real axis, determine the...
solve no: 3.14 , 3.16, 3.19
please show each step and solve for beginners
120 Power System Analysis 3.12. A single-phase system similar to that shown in Figure 3.11 has two transformers A-B a B-C connected by a line B feeding a load at the receiving end C. The ratings and parame ter values of the components are 500 V/1.5 kV, 9.6 kVA. leakage reactance 5 % 1.2 kV/120 V, 7.2 kVA, leakage reactance 4 % series impedance (0.5 +...
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