An isolated 50 Hz synchronous generator is rated at 15 MW which is also maximum continuous power limit of it's prime mover. It is equipped with a speed governor with 5% droop. Initially, the generator is feeding three loads of 4MW each at 50 Hz. One of these loads is programmed to trip permanently if the frequency falls below 48 Hz. If additional load of 3.5 MW is connected, then the frequency will settle down to

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
Chapter12: Power System Controls
Section: Chapter Questions
Problem 12.7P
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An isolated 50 Hz synchronous generator is rated at 15 MW which is also maximum
continuous power limit of it's prime mover. It is equipped with a speed governor with
5% droop. Initially, the generator is feeding three loads of 4MW each at 50 Hz. One of
these loads is programmed to trip permanently if the frequency falls below 48 Hz. If
additional load of 3.5 MW is connected, then the frequency will settle down to
Transcribed Image Text:An isolated 50 Hz synchronous generator is rated at 15 MW which is also maximum continuous power limit of it's prime mover. It is equipped with a speed governor with 5% droop. Initially, the generator is feeding three loads of 4MW each at 50 Hz. One of these loads is programmed to trip permanently if the frequency falls below 48 Hz. If additional load of 3.5 MW is connected, then the frequency will settle down to
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