A 3-phase star-connected alternator is excited to give 6600 V between lines on open circuit. It has a resistance of 0.5 Q and synchronous reactance of 5 2 per phase. Calculate the terminal voltage and regulation at full load current of 130 A when the P.F. is (i) 0.8 lagging, (ii) 0.6 leading. [Rajive Gandhi Technical University, Bhopal, 2000] [(1) 3318 Volts/Ph, + 14.83% (ii) 4265 Volts/Ph, - 10.65%]
A 3-phase star-connected alternator is excited to give 6600 V between lines on open circuit. It has a resistance of 0.5 Q and synchronous reactance of 5 2 per phase. Calculate the terminal voltage and regulation at full load current of 130 A when the P.F. is (i) 0.8 lagging, (ii) 0.6 leading. [Rajive Gandhi Technical University, Bhopal, 2000] [(1) 3318 Volts/Ph, + 14.83% (ii) 4265 Volts/Ph, - 10.65%]
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...
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