2. Figure 2.26 shows three loads connected in parallel across a 1000-V (rms), 60-Hz single-phase source. Load 1: Inductive load, 125 kVA, 0.28 p.f. lagging Load 2: Capacitive load, 10 kW, 40 kvar Load 3: Resistive load, 15 kW 1000 V a) Find i1 to i3. b) Find the source power. 4 $ Load 1₂2 Load 2 13 Load 3

2. Figure 2.26 shows three loads connected in parallel across a 1000-V (rms), 60-Hz single-phase source. Load 1: Inductive load, 125 kVA, 0.28 p.f. lagging Load 2: Capacitive load, 10 kW, 40 kvar Load 3: Resistive load, 15 kW 1000 V a) Find i1 to i3. b) Find the source power. 4 $ Load 1₂2 Load 2 13 Load 3

Power System Analysis and Design (MindTap Course List)

6th Edition

ISBN:9781305632134

Author:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Publisher:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Chapter2: Fundamentals

Section: Chapter Questions

Problem 2.16P: A single-phase, 120V(rms),60Hz source supplies power to a series R-L circuit consisting of R=10 and...

See similar textbooks

Similar questions

Q2. For the circuit shown below, sketch the current waveforms is and io and determine the Average and RMS for both currents. a = 50° T1 50 2 ot Vs = 300 sin 100rt T2 ot
15 A of current is taken by a non-inductive load at 125 V. In order that the same current shall be generated from 240 V, 50 Hz mains. An inductor is now also then connected in series. Note: The resistance of the inductor should be ignored and also assume the waveform to be sinusoidal. Determine the phase difference between the current and the applied voltage, the impedance of the circuit and the inductance of the inductor.
For the circuit given in Figure 1, a) Find the Thevenin equivalent circuit with respect to terminals a-b b) When a 5000 resistor is connected to terminal a-b, find the voltage on the resistor wwwwwwmm c) It will be connected to a-b terminals and its voltage on 5000 load will be 132 kV rms. What should be the capacitive reactance value that will increase it? wwwwwwwww d) What happens to the short-circuit current when the a-b terminals are short-circuited? 2+1202 000 m da 127/6 kV rms ob 1.5 +/902 000 w 12725 kV ms
Q2. For the circuit shown below, sketch the current waveforms is and io and determine the Average and RMS for both currents. ot io Vs = 220V a = 220° + ot 1002
The power factor of the circuit shown in figure 2 is. a. 0.866 lagging b. 0.5 lagging c. 0.707 lagging d. 1
Three loads are connected in parallel across a 1400-V rms, 60-Hz single-phase supply as shown in Figure 2.8. Load 1: Inductive load, 125 kVA at 0.28 power factor. Load 2: Capacitive load, 10 kW and 40 kvar. Load 3: Resistive load of 15 kW. 1400 V (a) Find the total kW, kvar, kVA, and the supply power factor. 1 12 (b) A capacitor of negligible resistance is connected in parallel with the above loads to improve the power factor to 0.8 lagging. Determine the kvar rating of this ca- pacitor and the capacitance in uF. 13 3
Task 3 A three phase, four wire star connected load consisting of: ZR: a resistor of 9500 in series with a 3H inductor ZB: a resistor of 1950 ZY: a resistor of 1950 in series with a 4µF capacitor Using the equipment available in the power lab (Room T017), connect the given load to a three-phase supply available in the lab and: 3.1. Determine the current of each line and the neutral current and measure the total power supplied by the source. 3.2. Analytically, calculate all currents and the total power and compare with those obtained in measurements. 3.3. Device a method and measure the waveform of the neutral current. Discuss the obtained waveform and the reason for any distortion in the waveform 3.4. Validate your calculations using computer simulation
Oman- All Docume.. G flux type sign boar sf Career Oport The power factor of purely resistance circuit is Zero O Leading O Lagging Unity
2)With reference to the waveform given below formulate the equation for the average value of DC voltage available across the load, if the load connected is a pure resistive load and if the circuit applicable tot his waveform is fed from a load having 180 volt 50 Hz start connected input with the value of resistance equivalent to 200 ohm solve and obtain the value of Dc power in the load (3 phase bridge) Van Vbn Vcn +Vm P 180° 210° 360° D3&D4 D5&D4 D5&D2 D1 & D2 D1&D6 D3 & D6 120° 120°
Assume that the voltage applied to a load is V = 208- 30° V and the current flowing through the load is I = 5415° A a. Calculate the complex power S consumed by this load. b. Is this load inductive or capacitive? c. Calculate the power factor of this load. d. Calculate the reactive power consumed or supplied by this load. Does the load consume reactive power from the source or supply it to the source?
Power factor is leading if a. load absorbing reactive power Ob. load is inductive C. voltage lags current d. voltage leads current Clear my choice
Need asap pls help. Solve for the voltages across and currents through each component. Show the complete solution and explain. The total power should be zero..