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Introduction to Electricity

For a synchro...

Question

For a synchronous generator that is connected to an infinite bus, and its field current has been adjusted so that it is supplying rated power and power factor to the bus. What must be done to decrease the reactive power supplied by the generator to the system.

A

Decrease the generator input power

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B

Increase the generator field current

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C

Increase the generator input power

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D

Decrease the generator field current

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Solution

The correct option is D Decrease the generator field current
Reactive power supplied by the generator can be reduced by decreasing the generator field current.

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