Please do draw the two circuit and calculate the theoretical values.
4. Add a balanced Y-connected inductive load (in parallel with the resistive load), having an inductance of 1.6 H per phase, to the previous circuit. Sketch a one-line diagram for the circuit in the space below. Determine the expected current- and volt-meter readings, and record these values in the table below. Please use the actual components in the lab. Table 3 Y-connected resistive load in parallel with the inductive load Quantity Theoretical Value Lab Result Ei-N E2-N E3-N
Homework Answers
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Make a sketch below of a balanced Y-connected resistive load, having a resistance of 300 S2 per p...
A purely inductive, balanced, Y-connected load having an inductance L per phase, is fed by the three-phase half-bridge inverter shown below in Figure Q5. The inverter is operated in the square-wave mo...
A purely inductive, balanced, Y-connected load having an
inductance L per phase, is fed by the three-phase half-bridge
inverter shown below in Figure Q5. The inverter is operated in the
square-wave mode (meaning that the pole voltages are square waves)
with a frequency fs.
A purely inductive, balanced, Y-connected load having an inductance L per phase, is fed biy the three-phase half-bridge inverter shown below in Figure Q5. The inverter is operated in the square-wave mode (meaning that the pole...
please show steps 30 Points A balanced A-connected load consisting of a pure resistance of 18...
please show steps
30 Points A balanced A-connected load consisting of a pure resistance of 18 per phase is in parallel with a purely sistive balanced Y-connected load of 12 per phase as shown in Figure 3. The combination is connected to a three-phase balanced supply of 346.41-V ims (line-to-line) via a three-phase line having an inductive reactance of 30 per phase. Taking the phase voltage Vas as reference, determine: (a) The current, real power and reactive power drawn from...
A balanced Y -connected load having an impedance of 92+j21Ω/ϕ is connected in parallel with a...
A balanced Y -connected load having an impedance of 92+j21Ω/ϕ is connected in parallel with a balanced Δ -connected load having an impedance of 150∠ 0 ∘ Ω/ϕ . The paralleled loads are fed from a line having an impedance of j1Ω/ϕ . The magnitude of the line-to-line voltage of the Δ -load is 8150 V . A. Calculate the magnitude of the current in the line feeding the loads. B. Calculate the magnitude of the phase current in the...
A balanced Ý-source with positive phase sequence (V,-200 ej4% yms) is connected to a balanced Y-load...
A balanced Ý-source with positive phase sequence (V,-200 ej4% yms) is connected to a balanced Y-load with Za (25 +j5)2. 45° 3. Sketch the circuit, labeling all values. Find the three line currents and line voltages a. b.
A balanced Y-connected load with a phase impedance of 10 + j 4 Ω is supplied...
A balanced Y-connected load with a phase impedance of 10 + j 4 Ω is supplied by a balanced, positive sequence Δ-connected voltage source having Vab 208∠0o V. Given that the line impedance is 0.8 + j 0.3 Ω per phase. (i) Construct a single-phase equivalent circuit of the three-phase system. (ii) Calculate the phase currents of the load. (iii) Calculate the line voltages at the load.
8.25 A three-phase balanced Y-connected load with series impedances of
8.25 A three-phase balanced \(Y\) -connected load with series impedances of \((8+j 24) \Omega\) per phase and mutual impedance between any two phases of \(j 4 \Omega\) is supplied by a three-phase unbalanced source with line-to-neutral voltages of \(V_{a n}=200 \angle 25^{\circ}, V_{b n}=100 \angle-155^{\circ}\), \(V_{c n}=80 \angle 100^{\circ} \mathrm{V}\). The load and source neutrals are both solidly grounded. Determine: (a) the load sequence impedance matrix, (b) the symmetrical components of the line-toneutral voltages, (c) the symmetrical components of the...
AC Circuit Analysis 3. Three balanced three-phase loads are connected in parallel. Load 1 is Y-...
AC Circuit Analysis
3. Three balanced three-phase loads are connected in parallel. Load 1 is Y- connected with an impedance of 400 + j300N/0 load 2 is A-connected with an impedance of 2400 – 18001/¢, and load 3 is 270 +39000kVA. The loads are fed from a distribution line with an impedance of 1 + j4N/0. The magnitude of the line-to-neutral voltage at the load end of the line is 1673 kv. a) Calculate the total complex power at the...
2) The reactive power of the balanced Y-Y connected three phase system depicted below is to be co...
2) The reactive power of the balanced Y-Y connected three phase system depicted below is to be compensated by adding shunt capacitors. The network frequency is known as 50 Hz. The load resistances are R 330ΣΩ and the load inductances are L H. The phasor of the voltage for R phase is given as V 220/2 Volts. a) Find the followings before connecting the power factor compensation capacitors: i) The effective values of the line currents IR, Is, IT, ii)...
4. (20 points) The three-phase Y-connected power supply has a line-to-neutral voltage KIN of 1.220° KV....
4. (20 points) The three-phase Y-connected power supply has a line-to-neutral voltage KIN of 1.220° KV. A balanced-A load consisting of impedance Z1-20 30 Ω per phase is in parallel with a balanced-Y load having phase impedance of Z2 = 15245° Ω. Identical line impedances of Z1 = 3L15。Ω are in each of the three lines connecting the combined loads to the phase supply (a) Draw the per-phase equivalent circuit; (b) Find the line-to-line voltage Vab (magnitude and angle) at...
You have been asked to design a circuit, shown below, that will deliver a high-current, slightly underdamped, sinusoidal current pulse to a resistive load when the switch is closed at t = 0. You are g...
You have been asked to design a circuit, shown below, that will
deliver a high-current, slightly
underdamped, sinusoidal current pulse to a resistive load when the
switch is closed at t = 0. You
are given the design requirements and parameters listed in the
table:
a) What values of L and C are required to meet the
specifications?
b) Calculate the time of the first current peak.
c) Calculate the maximum current delivered by the capacitor?
d) Calculate the value...
A purely inductive, balanced, Y-connected load having an
inductance L per phase, is fed by the three-phase half-bridge
inverter shown below in Figure Q5. The inverter is operated in the
square-wave mode (meaning that the pole voltages are square waves)
with a frequency fs.
A purely inductive, balanced, Y-connected load having an inductance L per phase, is fed biy the three-phase half-bridge inverter shown below in Figure Q5. The inverter is operated in the square-wave mode (meaning that the pole...
please show steps
30 Points A balanced A-connected load consisting of a pure resistance of 18 per phase is in parallel with a purely sistive balanced Y-connected load of 12 per phase as shown in Figure 3. The combination is connected to a three-phase balanced supply of 346.41-V ims (line-to-line) via a three-phase line having an inductive reactance of 30 per phase. Taking the phase voltage Vas as reference, determine: (a) The current, real power and reactive power drawn from...
A balanced Ý-source with positive phase sequence (V,-200 ej4% yms) is connected to a balanced Y-load with Za (25 +j5)2. 45° 3. Sketch the circuit, labeling all values. Find the three line currents and line voltages a. b.
AC Circuit Analysis
3. Three balanced three-phase loads are connected in parallel. Load 1 is Y- connected with an impedance of 400 + j300N/0 load 2 is A-connected with an impedance of 2400 – 18001/¢, and load 3 is 270 +39000kVA. The loads are fed from a distribution line with an impedance of 1 + j4N/0. The magnitude of the line-to-neutral voltage at the load end of the line is 1673 kv. a) Calculate the total complex power at the...
2) The reactive power of the balanced Y-Y connected three phase system depicted below is to be compensated by adding shunt capacitors. The network frequency is known as 50 Hz. The load resistances are R 330ΣΩ and the load inductances are L H. The phasor of the voltage for R phase is given as V 220/2 Volts. a) Find the followings before connecting the power factor compensation capacitors: i) The effective values of the line currents IR, Is, IT, ii)...
4. (20 points) The three-phase Y-connected power supply has a line-to-neutral voltage KIN of 1.220° KV. A balanced-A load consisting of impedance Z1-20 30 Ω per phase is in parallel with a balanced-Y load having phase impedance of Z2 = 15245° Ω. Identical line impedances of Z1 = 3L15。Ω are in each of the three lines connecting the combined loads to the phase supply (a) Draw the per-phase equivalent circuit; (b) Find the line-to-line voltage Vab (magnitude and angle) at...
You have been asked to design a circuit, shown below, that will
deliver a high-current, slightly
underdamped, sinusoidal current pulse to a resistive load when the
switch is closed at t = 0. You
are given the design requirements and parameters listed in the
table:
a) What values of L and C are required to meet the
specifications?
b) Calculate the time of the first current peak.
c) Calculate the maximum current delivered by the capacitor?
d) Calculate the value...
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