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QUESTION A) List the advantages and disadvantages of synchronising an AC generator to the utility grid. B) Describe the...

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Question

Electrical Engineering

QUESTION

A) List the advantages and disadvantages of synchronising an ACgenerator to the utility
grid.
B) Describe the importance of frequency control for synchronousgenerators.
C) List the important applications of synchronising AC generator tothe utility grid

Answer & Explanation Solved by verified expert
4.1 Ratings (474 Votes)
A AC generators advantages 1For the large part an AC motor has a very simple structure because the only moving part it has is the rotor1 2This also makes it easier to maintain these generators 3They have a quiet operation 4Cost of ownership is lower 5Longer lifespan compared to DC motors that have a commutator and carbon brushes that wear out over a period of time These require regular replacement through the life of the system 6AC motors dont have a smell thats very typical of DC motors in the latter this is caused by components that are more prone to friction 7An AC generator allows users to covert its current to other voltages with the use of transformers and these are compatible only with an AC generator and not with a DC generator AC generators disadvantages 1While there are a number of benefits to opting for AC generators there are certain limitations as well such as 2These systems require additional insulation because of the greater voltages needed to    See Answer
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