The output of a station with two alternators in parallel is 40MW at 0.75 power factor lagging. One machines is loaded to 20,000KW at 0.8 power factor lagging. Determine the: a. KVA rating and power factor of the load b. KVA rating and power factor of the other alternator

The output of a station with two alternators in parallel is 40MW at 0.75 power factor lagging. One machines is loaded to 20,000KW at 0.8 power factor lagging. Determine the: a. KVA rating and power factor of the load b. KVA rating and power factor of the other alternator

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 2.24P: A source supplies power to the following three loads connected in parallel: (1) a lighting load...

See similar textbooks

Related questions

Q: 4. A 150 kW, 1000V, 25 Hz, three-phase induction motor with a star-connected stator winding has a…

A: Star Connection: The Star Connection (Y) Method, also known as the Three Phase Four Wire System…

Q: 4. On the Amplifier below (VCC-12). ß = 100 a. find IC b. Draw small signal eq. circuit Find Gain…

A: The required parameters can be calculated by using the DC and AC analysis of the emitter follower…

Q: A single stage amplifoer has a single stage of 60. The collector load of 500 ohms and the input…

Q: Problem Set: Consider the circuit shown: a + Vi R Vo RL b I Problem 1 a. Derive an expression for…

A: equivalent resistance of the circuit is given as:Req=R∥R+R∥R

Q: What is the resulting SQNR for a signal uniformly distributed on [−5, 5] when uniform?

Q: Let the Fourier transform of the signal x(t) is X(f) shown below, sketch Fourier transform of the…

Q: 5. Obtain the equivalent capacitance of the circuit below. 40 μF 35 μF 5 μF HH Q 10 μF 10 με HH 20…

Q: Suppose an audio amplifier producea 8.0V rms output with 80mV rms input. Suppose the amplifier input…

Q: Given the potential field V = 50(x² - y²)V at point P (-4, 1, 5) that is stipulated to lie on a…

A: In this question , potential field V is given....We have to find out potential , electric field…

Q: Q2/ Evaluate the state space representation of the below system, if you s+a G(s) = s+b CC R(S) G(s)…

Q: 2. Find the cascaded voltage gain Vout/Vin of the following amplifier chain. Vin www RS Vout AC 1K…

A: Cascade Amplifier: A cascade amplifier is a two-port network with amplifiers connected in series,…

Q: 1- What will happen if the primary of a transformer is connected to d.c. supply? I ist four…

A: Note : According to the guidelines of the company we supposed to answer only first question please…

Q: Compose the voltage equations based on the variables given. Retain the signs generated by the…

A: The given circuit diagram is shown below:

Q: The upper cutoff frequency of this amplifoer is 22KHz. The output at that frequency is 6.71V p-p.…

Q: An AM transmitter is modulated by a sine wave at 1 kHz with maximum and minimum amplitudes of 11 V…

Q: Vin = 10 mV Sin (wt) C1 inf 1. For the Diode Circuits shown below, Vd-0.7v a. Draw the small signal…

A: Diode: It is a semiconductor device and this is unidirectional because it flows the current when it…

Q: QUESTION 2 A conducting wire is turned in a circular loop 100 times. If the wire carries a current…

Q: Please draw the charging waveform of a Lead Acid Battery.

A: It is asked to draw the charging waveform of a Lead Acid Battery.

Q: 1- The low voltage winding is wound under the high voltage winding. Why. What 1:00

A: Note: The bartleby guideline states that for more than one question asked only first is to be…

Q: E₁ 12 V Tit R₂ 3.3 Ω R3 R₁ 2.4 Ω 4₁ 3 A 4.7 Ω 5. Using the superposition theorem, determine the…

Q: 6. Using superposition, find the current through R₁ in the circuit above.

A: The superposition theorem state that the response across any element is equal to the algebraic sum…

Q: + +V 10 R1 3 R2 2.5 IN R4 1.5 -V -10

Q: Determine the overall gain, Vo/V₁ of the circuit shown below. What value of V₂ will result in V =…

Q: Item 5 of 10 A series RL circuit has R of 10 Q and XL of 5 Q, its impedance in rectangular form is…

A: The question is basic of electric circuit.

Q: The Fourier transform of etx(t + 3) is

A: In this question we need to find a Fourier transform of the given signal.

Q: Q2/ Find the state-space representation of the electrical network shown in Figure 3.8. The output is…

A: The state space analysis of the given circuit can be obtained by assuming the state to the elements…

Q: 8: Optimize the following Boolean functions F together with the don’t-care conditions d: (a) F(A, B,…

Q: Item 6 of 10 A network has a true power and a reactive power of 2400 W and 3200 W respectively. What…

Q: An AM signal has the following characteristics: fc = 150Mhz Vm = 40V…

Q: A 300 KVA 1-ph transformer is designed to have a resistance of 1.8% and maximum efficiency occurs at…

Q: Find the Voltages and Currents for all the devices on the circuit below using Mesh Theory

A: In this question, We need to determine the Voltages and Currents for all the devices on the circuit…

Q: 3.An audio amplifier has an output impedance of 7500 . It must be coupled to a speaker whose input…

Q: Problem Set: Consider the circuit shown: a + + Vi {R vo R₁ b Problem 1 a. Derive an expression for…

A: As per Bartleby policy we can answer only one question at a time. I am solving first question for…

Q: Make an essay about "how filter circuits for AC and DC power supply works"

A: A filter circuit is a circuit used for filtering out AC voltage variations in a rectifier circuit.

Q: In the circuit shown, the source current has a value of Is = 57mA. Determine the amount of power…

A: Given circuit, Is=57 mA

Q: In THEVENIN'S, it is allowable to set a dependent source to zero in the computation of the…

A: TRUE or FALSE for given statements:

Q: T B-two transformers A and B are connected in parallel to a load of (2+ in secondary terms are ZA=…

Q: Calculate ix and vo in the circuit of Fig. 3. Find the power dissipated by the 40-k resistor. 8 ΚΩ…

Q: 1- What will happen if the primary of a transformer is connected to d.c. supply? I ist fous…

A: As per the honor code I will attempt only first question. Kindly repost the other questions again.…

Q: [1] How to check transistor with help of multimeter?

A: We are authorized to answer one question at a time, since you have not mentioned which question you…

Q: Refer to the given circuit below. Determine the Thevenin Equivalent Resistance if R3 is to be…

A: given here a electrical network and asked to determine the thevenin's equivalent resistance ( Rth )…

Q: A 10 – hp, 4 pole, 25Hz 3-phase induction motor is taking 9100 watts from the line. Core loss is 29…

Q: 1-transfer function of DC series motors (step by step ). 2-block diagram of DC series motors la L It…

Q: I. Inverse Laplace Transform. (6s+6) 1. F(s) = 2. F(s) = (s²+s+1) (16s+48) (4s²+4s-3)

Q: Item 1) Paquímetro 0 10 20 30 40 50 0 1 2 3 4 5 6 7 8 9 10 m a) 4,00mm b)4,50mm c) 5,00mm d) 3,90mm

A: Given measuring instrument

Q: A 10 – hp, 4 pole, 25Hz 3-phase induction motor is taking 9100 watts from the line. Core loss is 29…

Q: Among the main causes of electrical failure involves Electro-Static-Discharge (ESD). Please…

A: Since there are 4 different questions (a), (b), (c) and (d), as per the guidelines, in the following…

Q: e. The value of the inductor

Q: Consider a parallel connection of two capacitors. They were detached from the potential source after…

A: From given condition both capacitors are in parallel, and they have been charged. Now since…

Q: 3. Shown below is a current mirror formed by M3 and M1. The Current mirror feeds current to the…

A: Since you have posted a question with multiple sub-parts, we will solve the first three sub-parts…

Question

The output of a station with two alternators in parallel is 40MW at 0.75 power factor
lagging. One machines is loaded to 20,000KW at 0.8 power factor lagging. Determine
the:
a. KVA rating and power factor of the load
b. KVA rating and power factor of the other alternator

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step by step

Solved in 2 steps with 2 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, electrical-engineering and related others by exploring similar questions and additional content below.

Similar questions

The total instantaneous power absorbed by a three-phase motor (under balanced steady-state conditions) as well as a balanced three-phase impedance load is (a) A constant (b) A function of time
Is the power factor in Question 6 a leading or lagging power factor? Explain your answer.
A single-phase, 120V(rms),60Hz source supplies power to a series R-L circuit consisting of R=10 and L=40mH. (a) Determine the power factor of the circuit and state whether it is lagging or leading. (b) Determine the real and reactive power absorbed by the load. (c) Calculate the peak magnetic energy Wint stored in the inductor by using the expression Wint=L(Irms)2 and check whether the reactive power Q=Wint is satisfied. (Note: The instantaneous magnetic energy storage fluctuates between zero and the peak energy. This energy must be sent twice each cycle to the load from the source by means of reactive power flows.)
The instantaneous power absorbed by the load in a single-phase ac circuit, for a general R LC load under sinusoidal-steady-state excitation. is (a) Nonzero constant (b) Zero (c) Containing double-frequency components
The voltage v(t)=359.3cos(t)volts is applied to a load consisting of a 10 resistor in parallel with a capacitive reactance XC=25. Calculate (a) the instantaneous power absorbed by the resistor, (b) the instantaneous power absorbed by the capacitor. (c) the real power absorbed by the resistor, (d) the reactive power delivered by the capacitor, and (e) the load power factor.
Consider a single-phase load with an applied voltage v(t)=150cos(t+10)volts and load current i(t)=5cos(t+50)A. (a) Determine the power triangle. (b) Find the power factor and specify whether it is lagging or leading. (c) Calculate the reactive power supplied by capacitors in parallel with the load that correct the power factor to 0.9 lagging.
A source supplies power to the following three loads connected in parallel: (1) a lighting load drawing 10kW. (2) an induction motor drawing 10kVA at 0.90 power factor lagging, and (3) a synchronous motor operating at 10hp,85 effIciency and 0.95 power factor leading (1hp=0.746kW). Determine the real, reactive, and apparent power delivered by the source. Also, draw the source power triangle.
A single phase, unity power factor load takes 90 Amps at 10 kV. Using a base voltage of 65 kV and base kilovolt amperes of 4475 kVA. Find the base current, base impedance, base power, per unit current and per unit voltage of the load.
n 3-phase alternator, the change of terminal voltage from no load to full load is more in case of leading power factor as compared to unity power factor. Select one: True False
For single phase ac voltage controller, R=15ohm, f=50Hz and Vrms=230V and α=0,82 rad. Calculate the rms load voltage (V). In this question, take 2 digits after the comma and take pi = 3,14; enter your answer into the system in terms of the desired unit only as a number.solve the question by using the rules of power electronics
An 11 kV, three-phase, star-connected alternator has a synchronous impedance of10∟80° Ω/phase and operates at unity power factor on infinite bus bars. It supplies acurrent of 300 A by using a general load diagram. Determine: the full-load current for normal excitation ( motor mode), the current and power factor for 100% excitation on 25% overload (generatormode), the maximum power that the machine can develop in the generator mode for50% excitation
Pls. Answer thank you! A generating station has a maximum demand of 25MW, a load factor of 60%, a plant capacity factor of 50% and a plant use factor of 72%. Find the reserve capacity of the plant in MW.