A (different) company has an average load of 30 kVA at 0.7 power factor (lagging) connected to the 230 V, 50 Hz single phase supply. What is the magnitude of the current drawn from the supply? What capacitance is required to bring the overall power factor to 0.95 (lagging)? With the above capacitance included, what would be the new magnitude of the current drawn from the supply? By what proportion would the inclusion of the capacitance reduce the losses in the supply line?

A (different) company has an average load of 30 kVA at 0.7 power factor (lagging) connected to the 230 V, 50 Hz single phase supply. What is the magnitude of the current drawn from the supply? What capacitance is required to bring the overall power factor to 0.95 (lagging)? With the above capacitance included, what would be the new magnitude of the current drawn from the supply? By what proportion would the inclusion of the capacitance reduce the losses in the supply line?

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 2.12P: The voltage v(t)=359.3cos(t)volts is applied to a load consisting of a 10 resistor in parallel with...

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