An installation consists of an induction motor and a heater load. The induction motor takes 25 KVA at 0.8 PF lagging. The rating of the heater operating at the unity PF so that the overall PF become 0.9 lagging.

An installation consists of an induction motor and a heater load. The induction motor takes 25 KVA at 0.8 PF lagging. The rating of the heater operating at the unity PF so that the overall PF become 0.9 lagging.

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 2.27P: An industrial load consisting of a bank of induction motors consumes 50 kW at a power factor of 0.8...

See similar textbooks

Related questions

Q: A synchronous motor absorbing 60 kW is connected in parallel with a factory load of 240 kW having a…

A: In synchronous motor the rotor is rotate a constant speed and this type of rotor is wound rotor.…

Q: ww Consider the following circuit diagram. 20 Q 2 mF wwH 50230 V @ = 2000 rad/sec 4 mH R, Find the…

A: The given circuit is: The maximum power across RL can be calculated with the help of maximum power…

Q: A load is supplied the complex power S = 60 + j80 VA by a voltage source of 50 cos 377t V. Find the…

Q: The Upward wind and down wind velocity of a wind turbine are 12m/s and 5m/s respectively. What is…

A: Given: Downward wind velocity, Sd=5 m/s Upward wind velocity, Su=12 m/s

Q: A 5 hp motor with a 0.60 lagging power factor and efficiency of 92% is connected to 208V, 60HZ…

A: The solution is given below

Q: A 120 V (rms), 60 Hz voltage source is connected to a R = 700 2 resistor. What is the average…

Q: The voltage applied to a coil having R-2002 ohm, L-638 mH is represented by e=20sin 100 pi t. Find a…

Q: A lighting load operates from a 208V, 60Hz supply and is rated 1 kW @ p.f. .707 lagging. What size…

A: The reactive power demand when the capacitor is not connected is, Substitute the values.

Q: (25 pts) A patient is coupled by 5pF stray capacitance to a 220V 50HZ ac power-line bus while his…

Q: A transformer connected to a120 V (rms) ac line is to supply 12.0 V (rms) to a portable electronic…

A: Given: Primary side voltage, V1=120V Secondary side voltage, V2=12V Load resistance, RL=5Ω

Q: An industrial heater has a nameplate that reads: 200 V, 60 Hz, 12 kVA, o.788 pf lagging Determine…

A: Disclaimer: Since you have asked multiple questions, we will solve the first question for you. If…

Q: When connected to a 120 V (rms). 60 Hz power line, a load absorbs 4 kW at a lagging power factor of…

A: Given data VL=line voltage=120Vfrequency f=60HzActive power=4 kWCos ∅1=0.8Cos ∅2=0.95 new value of…

Q: You own a factory that uses several conveyor belts and other motor-driven machineries. Upon…

Q: Q/ when connected to a 120V (rms), 60HZ power line , a load absorbs 4Kw at a lagging power factor of…

Q: An emf is represented by the phasor (342 +j380) volts. Extract the cube root of this quantity,…

A: The solution is given below

Q: 7.34 Suppose that the electricity in your home has g out on a hot, humid summer day and the power…

A: The air conditioner consumed power is found below; Average power,PA=V×I×p.fV=120 V,I=9.6…

Q: An Industrial load is taking 500kW at 0.6 lagging pf. It is desired to raise the pf to 0.866 lagging…

A: According to the question, it is given that Industrial Load=500 KW at 0.6 at lagging cosϕ1=0.6…

Q: The impedance coil absorbs 250 watts when connected across 220 V, 60 Hz mains, it is then connected…

Q: 4. Three transformers each rated 100KVA, supplies it rated value to a load having a pf of 0.8…

A: KVA rating of the transformer is given asS3ϕ=3×100kVAS3ϕ=300kVALoad 1Since load 1 is operated on…

Q: The

Q: 1) A. a heater is connected to voltage source of 250 V and absorbs P= 1000 W.S= 1400 VA .What is the…

A: The heater is connected to a voltage source of 250 Volts. The real power absorbed by the heater is…

Q: The average load of a dairy plant at 11 kV, 50 Hz is 950 kW at 80 percent power factor but the…

A: The circuit this is excited the use of alternating supply is referred to as an AC Circuit. The…

Q: If a supply voltage is represented as "single phase, 200 V, 50 Hz" the 200 V is the RMS valu of…

Q: When an impedance coil is connected to a 114 volt 60 cps source, the current is 3 A. If the current…

A: Let inductance =L resistance=R hence impedance of coil=R+jωL

Q: An Industrial load is taking 500kW at 0.6 lagging pf. It is desired to raise the pf to 0.866 lagging…

Q: 9. The power factor of a load on a 120 volt. 60HZ source is raised from 0.707 to 0.866 lagging by…

A: “Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: The nameplate of an electric molur owing information: Line voltage: 220V rms Line current: 15 A rms…

Q: 15 Ω woa юа 10j Q 10210° Awgk/rms

Q: A 397-Vrms, 60-Hz supply serves a load that is 10 kW (resistive), 5 kVAR (capacitive), and 15 kVAR…

Q: What is the value of real power supplied by the source in the figure? 62 30/0° V rms 42 3031.4 2007…

A: Impedance of the circuit :- 6+(4∥(-j2))=6.8-j1.6=6.98∠-13.24o So current supplied by source =…

Q: Find the value of parallel capacitance needed to correct a load of 120 KVAR at 0.75 lagging pf to…

Q: 8). The short circuit Current of 132kV system 8000kA. The current occurs at 2.5% of peak value of…

A: STORED ELECTROMAGNETIC ENERGY = ELECTROSTATIC ENERGY12Li2=12Cv2prospective voltage…

Q: The load of an industrial plant consists of 600kVA at a power factor of 0.75 lag. One large motor is…

A: In this question , we will find new load in kVA if motor is to be added in parallel to load....

Q: An industrial plant consists of several induction motors. The plant absorbs 300 kW at 0.6 PF lagging…

Q: A synchronous motor absorbing 60 kW is connected in parallel with a factory load of 240 kW having a…

A: The synchronous motor is connected in parallel with a factory load hence total active power of the…

Q: The voltage applied to a coil having R-2002 ohm, L-638 mH is represented by e=20 sin 100 ? t. Find a…

Q: Consider a building with a real power demand of 650 kW and reactive power demand of 480 KVAR.…

A: In building Power demand 650KW Reactive power 480KVAR The power factor? Capacitor rating to be…

Q: A load is consisting of induction motors is drawing 80 kW from a 220-V, 60-Hz power line at a power…

A: Referring to the given question, the load power (P) is 80kW. The power factor is given as 0.72.…

Q: we connect a Water heater circuit with 15A MCB? Justify your answer

A: There are different ratings of water heaters, And for different MCBs are required for different…

Q: Calculate: Reactive, apparent and active power of the circuit, consider the power supply 120V rms…

Q: What is the maximum allowable capacitance between a 480Vac 60 Hz industrial power supply and the…

A: Given: Supply Voltage, Vs=480 V Supply frequency, f=50 Hz Load resistance, RL=3 kΩ (resistance of a…

Q: For a system if the value of damping o increases, then the peak time is increased. Select one: O…

A: In control systems, we have Wd = Wn x squareroot(1- delta2 )-------(1) Where delta is damping.

Q: A single-phase consumer who lives in San Francisco has an annual average monthly consumption of 430…

A: Given data: Power consumption per month: 43. kWh Full sunlight available per day: 3.96 hours Solar…

Q: A coil, with 100 mH of inductance and 10 Q of resistance, has been connected to an C power supply…

Q: also like to keep one window air conditioner running, as well as run the refrigerator in your…

A: Given ratings for different appliances, Air conditioner; 9.6 A rms @ 120 V rmsp.f.=0.90 lagging…

Q: The voltage applied to a coil having R = 200 ohms, L= 638 mH is represented by e= 20 sin 100 pi × t.…

Q: An industrial plant consisting primarily of induction me 0.85 power factor lagging. Compute the…

A: Given Power S = 1200 KVA at 0.85 pf Ti determine the shunt capacitor required to improve power…

Q: A supply of 250 V, 80 Hz is connected across an inductive load and the power consumed is 2 kW, when…

Q: 36 An industrial assembly hall is continuously lit by one hundred 40-W mercury vapor lamps in…

A: The total power consumed by 100 bulbs is:

Question

100%

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 3

VIEW

Step by step

Solved in 3 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Alternating Current (AC) Series Motor and Universal Motor

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

An industrial plant consisting primarily of induction motor loads absorbs 500 kW at 0.6 power factor lagging. (a) Compute the required kVA rating of a shunt capacitor to improve the power factor to 0.9 lagging. (b) Calculate the resulting power factor if a synchronous motor rated at 500 hp with 90 efficiency operating at rated load and at unity power factor is added to the plant instead of the capacitor. Assume constant voltage (1hp=0.746kW).
An industrial load consisting of a bank of induction motors consumes 50 kW at a power factor of 0.8 lagging from a 220-V,60-Hz, single-phase source. By placing a bank of capacitors in parallel with the load, the resultant power factor is to be raised to 0.95 lagging. Find the net capacitance of the capacitor bank in F that is required.
A motor with 1mH of inductance and an unknown internal resistance is connected to a 100V RMS 10kHz source. The power factor has been corrected by adding a 247nF capacitor in parallel with the motor. Calculate the value of the internal resistance.
A supply of 250 V, 80 Hz is connected across an inductive load and the power consumed is 2 kW, when the supply current is 10 A. Determine the following: 1.The value of capacitance (µF) connected in parallel with the load that is needed to improve the overall power factor to unity.
A sawmill uses a 15-hp electric motor operating at 480 V rms. Its power factor is 0.82. When a power-factor-correcting capacitor is added to the system, the power factor increases to 0.95. Find the rms current in the wires supplying the motor a) before and b) after the power factor increase.
An Industrial load is taking 500kW at 0.6 lagging pf. It is desired to raise the pf to 0.866 lagging using synchronous machines whose power input is 300-kW. Calculate the KVA rating of the motor required for such operation and the power factor at which the motor will operate.
An Industrial load is taking 500kW at 0.6 lagging pf. It is desired to raise the pf to 0.866 lagging using synchronous machines whose power input is 300-kW. Calculate the KVA rating of the motor required for such operation and the power factor at which the motor will operates.
Understand ac power concepts, their relationships to one another, and how to calculate them in a circuit The periodic triangular current shown , has a peak value of 180 mA. Find the average power that this current delivers to a 5 kΩ resistor.
You own a factory that uses several conveyor belts and other motor-driven machineries. Upon measuring the factory's apparent power requirement and power factor, it turns out that it runs at 15 MVA at 0.7 lagging of; therefore, it is too inductive! To avoid electrical code violations, the factory must operate at a pf of at least 0.9 lagging. If the factory is connected to 34.5 kV AC at 60 Hz, what is the size of the compensating capacitor that must be installed to achieve the desired pf level? Express the answer in microfarads. The given voltage can be assumed to be at angle zero.
A transformer connected to a120 V (rms) ac line is to supply 12.0 V (rms) to a portable electronic device.The load resistance in the secondary is 5.00 Ω. What rms current must the secondary supply?
A synchronous motor absorbing 60 kW is connected in parallel with a factory load of 240 kW having a lagging pf. of 0.6. If the combined load has a pf. of 0.9, what is the value of the leading kVAR supplied by the motor and at what p.f, is it working ?
Calculate:Reactive, apparent and active power of the circuit, consider the power supply 120V rms and a frequency of 60 Hz.