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On a 600V 3-Phase Wye connected four wire system, the nominal voltage to Ground would be:...
Q3. Prove that, "Line voltage = 3 x Phase voltage" by using a three-phase wye connected source and wye connecte...
Q3. Prove that, "Line voltage = 3 x Phase voltage" by using a three-phase wye connected source and wye connected load in Simulink. [30]
Q3. Prove that, "Line voltage = 3 x Phase voltage" by using a three-phase wye connected source and wye connected load in Simulink. [30]
A three-phase system is in "abc" sequence with a wye-connected load, and one phase voltage is...
A three-phase system is in "abc" sequence with a wye-connected load, and one phase voltage is given by ?AN = 60V?40° . What is the line voltage ?CA ?
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....
2. A 230V, 3 phase, 3 wire abc system supplies a wye connected load with impedances,...
2. A 230V, 3 phase, 3 wire abc system supplies a wye connected load with impedances, Za-10+j0, Zb=3+j4 and Zc 0-j 10, all in ohms. Determine: a. ) Find the line currents a and b. b.) Determine the total power of the system. c.) Verify (b), using two wattmeter method, with line 'a' as the free node. d.) What are the symmetrical components of the line currents using the result in (a). Verify your answers if correct using Fortesques theory.
Given a 3-phase WYE transformer at tached to WYE connected loads, each having a value of...
Given a 3-phase WYE transformer at tached to WYE connected loads, each having a value of 100 2, and the phase voltage, Vp 100 V, determine the line voltage and line current for each load. (a) 100 V@1A (c) 100 V@ 1.73 A (b) (d) 173 V@1A 173 V @ 1.73 A For a balanced 3-phase system the power (S) may be determined according to the formula S 3 VL IL VA (volt-amperes). A 3-phase, WYE-connected, 200-k V A alternator...
Given a three phase wye system with phase voltages of 240V and phase current of 25A,...
Given a three phase wye system with phase voltages of 240V and phase current of 25A, determine, (a) the line current and line-to-line voltage values (b) the total true power out put of the system, if the power factor equals 0.90
For a 3 phase power system that operates at 208V in a Y connected configuration and...
For a 3 phase power system that operates at 208V in a Y connected configuration and it draws a line current of 20.0 A. The Power Factor is 0.80. Electricity costs $0.18 / kWhr. Answer the following: a. What is the phase voltage of the system? b. What is the phase current for the system? c. How much apparent power is being delivered to the system? d. What is the real power delivered to the system? e. In 8 hours,...
1. [20 points] Choose the right answer. a) If phase current of a wye-connected three-phase system...
1. [20 points] Choose the right answer. a) If phase current of a wye-connected three-phase system is equal to Ipu, then the line current of the same system is equal to V3 pu. i. True ii. False b) A synchronous generator is supplying power to a load with unity power factor at 60 Hz. The load is suddenly disconnected (tripped). What would happen to the internal generated voltage, EA? i. Same as before ii. Increase iii. Decrease c) What is...
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
Q3. Prove that, "Line voltage = 3 x Phase voltage" by using a three-phase wye connected source and wye connected load in Simulink. [30]
Q3. Prove that, "Line voltage = 3 x Phase voltage" by using a three-phase wye connected source and wye connected load in Simulink. [30]
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....
2. A 230V, 3 phase, 3 wire abc system supplies a wye connected load with impedances, Za-10+j0, Zb=3+j4 and Zc 0-j 10, all in ohms. Determine: a. ) Find the line currents a and b. b.) Determine the total power of the system. c.) Verify (b), using two wattmeter method, with line 'a' as the free node. d.) What are the symmetrical components of the line currents using the result in (a). Verify your answers if correct using Fortesques theory.
Given a 3-phase WYE transformer at tached to WYE connected loads, each having a value of 100 2, and the phase voltage, Vp 100 V, determine the line voltage and line current for each load. (a) 100 V@1A (c) 100 V@ 1.73 A (b) (d) 173 V@1A 173 V @ 1.73 A For a balanced 3-phase system the power (S) may be determined according to the formula S 3 VL IL VA (volt-amperes). A 3-phase, WYE-connected, 200-k V A alternator...
1. [20 points] Choose the right answer. a) If phase current of a wye-connected three-phase system is equal to Ipu, then the line current of the same system is equal to V3 pu. i. True ii. False b) A synchronous generator is supplying power to a load with unity power factor at 60 Hz. The load is suddenly disconnected (tripped). What would happen to the internal generated voltage, EA? i. Same as before ii. Increase iii. Decrease c) What is...
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