Pf correction, Power Factor Correction Question 1:An alternator is supplying a load of 200 kW at 0.5 lagging. If power factor is raised tounity, how many more kW can alternator supply for the same KVA loading?

An alternator is supplying a load, Active power, P1=200 kW At power factor, cosϕ1=0.5 lagging…

Answered: Power Factor Correction Question 1: An…

Delmar's Standard Textbook Of Electricity

7th Edition

ISBN:9781337900348

Author:Stephen L. Herman

Publisher:Stephen L. Herman

Chapter23: Resistive-inductive-capacitive Series Circuits

Section: Chapter Questions

Problem 7PP: Is the power factor in Question 6 a leading or lagging power factor? Explain your answer.

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Similar questions

Is the power factor in Question 6 a leading or lagging power factor? Explain your answer.
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
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.
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.
The total instantaneous power delivered by a three-phase generator under balanced operating conditions is (a) A function of time (b) A constant
A generator is supplying a load of 700 kW at a power factor of 0.9 lagging. If the power factor is raised to unity, how many more kilowatts can alternator supply for the same kVA loading?
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.
An alternator is supplying a load of 300 kW at a power factor of 0.6 lagging. If the power factor is raised to unity, how many more kW can alternate supply ?
An alternator is supplying a load of 300 kW at a power factor of 0.6 lagging. If the power factor is raised to unity, how many more kW can alternator supply ?
It is desired to correct the 2,400-kVa 0.65 lagging power factor load in a plantto unity by the installation of a synchronous condenser. Calculate the kilovoltampere rating of the latter. Ans.: 1824 kVA
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
A load of 23 kVA, with .65 power factor lagging is connected to a 240 volts line. How much capacitive reactive power is needed to correct the power factor to 0.95 lagging? Express in four decimal places.

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Power Factor Correction Question 1: An alternator is supplying a load of 200 kW at 0.5 lagging. If power factor is raised to unity, how many more kW can alternator supply for the same KVA loading?