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A system consists of 4 identical 250MVA generators feeding a load of 510MW. The inertia constant...

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Electrical Engineering

A system consists of 4 identical 250MVA generators feeding aload of 510MW. The inertia constant H of each unit is 2.5 on themachine base. The total load varies at 1.4% for a 1% change infrequency. If there is a drop in load of 10MW, determine the systemblock diagram expressing H and D on a base of 1000MVA. Giveexpression for the speed deviation, assuming there is no speedgovernor.

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