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Consider the following circuit with an AC voltage source Vin = 1500V260° V connected to a...
An impedance of 10+4j is connected to a voltage source supplying 100 < 0 V to...
An impedance of 10+4j is connected to a voltage source supplying 100 < 0 V to the impedance. What is the current supplied to the impedance? What is the power factor of the load? What is the real, reactive, apparent, and complex power consumed by the load?
2. A load is connected to a voltage of 1320 volts at 60 Hz. The load...
2. A load is connected to a voltage of 1320 volts at 60 Hz. The load dissipates 100 kW with a 0.867 power factor. Specify the capacitance needed to correct the power factor to being 1. 3. Consider a circuit for a single-phase AC power system, where a 200 volt AC voltage source is delivering power to a loads. Find the true power, reactive power and apparent power delivered by 150 mA current (Impedance phase angle 0 = 30°) 3....
a. The value of the voltage source and all the load impedances of AC circuit in...
a. The value of the voltage source and all the load impedances of AC circuit in Figure Q2(a) are given as list below; 21 Z3 V. Z2 ZA Figure Q2(a) Calculate the real and reactive power absorbed by load impedances and (C01: P01 - 8 marks) ii. Determine the power factor at the load impedance, (C01: P01 - 2 marks) a. The value of the voltage source and all the load impedances of AC circuit in Figure Q2(a) are given...
An AC-AC converter with a thyristor connected to a 250 V (phase-neutral) and 50 Hz source...
An AC-AC converter with a thyristor connected to a 250 V (phase-neutral) and 50 Hz source is Y-connected. It feeds a 3-phase resistor. Circuit losses are neglected. Load resistance is 10 Ω / phase, α trigger angle is ?/6rad. Accordingly a) Calculate the effective values of the output voltage, output current and output power of the converter. b) Find the total reactive and total harmonic powers for the α angle value you obtained. c) Calculate the phase shift angle, phase...
1. A resistor R and capacitor care connected in series with an AC voltage source with...
1. A resistor R and capacitor care connected in series with an AC voltage source with frequency f and maximum voltage Vo. a. Find the complex impedance (in the form Z = R + jX). If the impedance is written in polar form (Z = Zejº), find expressions for Z and Ⓡ. Write your answers in terms of the variables R, C, and o(= 21f). b. If the voltage source is described by the phasor V = V, ejwt, and...
A 3-phase Y-connected motor is connected to a three phase Y-connected source with 440V line voltage....
A 3-phase Y-connected motor is connected to a three phase Y-connected source with 440V line voltage. It draws a line current of 5A from the source. If the power factor of the motor is 0.8, calculate Active power and Reactive power absorbed by the load Total Apparent power
solve the circuit following the steps For the sample AC circuit 2: vst) 31H Zeq Vs(t)...
solve the circuit following the steps
For the sample AC circuit 2: vst) 31H Zeq Vs(t) = 10 cos (10t + 90°) V (Variations: Changes in resistor and source values and directions).) B. Determine Step 1: The voltage phasor VSF Step 2: The equivalent impedance Zeq Step 3: The phasor current IF Step 4: The steady state current l(t)ss Step 5: The complex power (S = VsFlF* = P + jQ). Step 6: The average (P) and reactive power (Q)....
1. (50 Points) angle phase voltage source supplies an RL load connected in parallel configuration throu...
1. (50 Points) angle phase voltage source supplies an RL load connected in parallel configuration throu given below: Load: R 500 and X j50 Ω. The voltage across the load is 20 kV. wire impedance : 2.5 +j20 Ω. Answer the following questions: (a) Represent the circuit in phasor domain. (b) Calculate the phasor current through the wire. (c) Calculate the voltage across the source. (d) Calculate the phasor current through the load resistance. (e) Calculate the complex power supplied...
9. A three phase balanced Y connected source is supplying three, three phase loads that are...
9. A three phase balanced Y connected source is supplying three, three phase loads that are connected in parallel. First load is a y connected and has an impedance of 30+j40 ohms. The second load is absorbing a total of 150kVA at 0.5 power factor lagging. The third load is absorbing 150kVA at 0.5 power factor leading. The line to line source rms voltage is 2500V. i Find the load current in each load i) Find the total real and...
Reinforcement Problem # 4 (25 pts.) A) Given An AC electric power circuit is given 1)...
Reinforcement Problem # 4 (25 pts.) A) Given An AC electric power circuit is given 1) The values for the load average power Pt, reactive power Q, and complex power Su 2) The value of the line current I 3) The value of the line average power Pt, reactive power Qr, and complex power St. 4) The value of the power factor of the entire electrical power circuit (seen by source generator). 5) The value of the required line voltage...
2. A load is connected to a voltage of 1320 volts at 60 Hz. The load dissipates 100 kW with a 0.867 power factor. Specify the capacitance needed to correct the power factor to being 1. 3. Consider a circuit for a single-phase AC power system, where a 200 volt AC voltage source is delivering power to a loads. Find the true power, reactive power and apparent power delivered by 150 mA current (Impedance phase angle 0 = 30°) 3....
a. The value of the voltage source and all the load impedances of AC circuit in Figure Q2(a) are given as list below; 21 Z3 V. Z2 ZA Figure Q2(a) Calculate the real and reactive power absorbed by load impedances and (C01: P01 - 8 marks) ii. Determine the power factor at the load impedance, (C01: P01 - 2 marks) a. The value of the voltage source and all the load impedances of AC circuit in Figure Q2(a) are given...
1. A resistor R and capacitor care connected in series with an AC voltage source with frequency f and maximum voltage Vo. a. Find the complex impedance (in the form Z = R + jX). If the impedance is written in polar form (Z = Zejº), find expressions for Z and Ⓡ. Write your answers in terms of the variables R, C, and o(= 21f). b. If the voltage source is described by the phasor V = V, ejwt, and...
solve the circuit following the steps
For the sample AC circuit 2: vst) 31H Zeq Vs(t) = 10 cos (10t + 90°) V (Variations: Changes in resistor and source values and directions).) B. Determine Step 1: The voltage phasor VSF Step 2: The equivalent impedance Zeq Step 3: The phasor current IF Step 4: The steady state current l(t)ss Step 5: The complex power (S = VsFlF* = P + jQ). Step 6: The average (P) and reactive power (Q)....
1. (50 Points) angle phase voltage source supplies an RL load connected in parallel configuration throu given below: Load: R 500 and X j50 Ω. The voltage across the load is 20 kV. wire impedance : 2.5 +j20 Ω. Answer the following questions: (a) Represent the circuit in phasor domain. (b) Calculate the phasor current through the wire. (c) Calculate the voltage across the source. (d) Calculate the phasor current through the load resistance. (e) Calculate the complex power supplied...
9. A three phase balanced Y connected source is supplying three, three phase loads that are connected in parallel. First load is a y connected and has an impedance of 30+j40 ohms. The second load is absorbing a total of 150kVA at 0.5 power factor lagging. The third load is absorbing 150kVA at 0.5 power factor leading. The line to line source rms voltage is 2500V. i Find the load current in each load i) Find the total real and...
Reinforcement Problem # 4 (25 pts.) A) Given An AC electric power circuit is given 1) The values for the load average power Pt, reactive power Q, and complex power Su 2) The value of the line current I 3) The value of the line average power Pt, reactive power Qr, and complex power St. 4) The value of the power factor of the entire electrical power circuit (seen by source generator). 5) The value of the required line voltage...
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