why a pilot exciter is used in combination with the main exciter? why not only a main exciter is used for excitation to an alternator?

1 Answers   Electrical,

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why odd hormonics only will effect the power system.why not even hormonics

2 Answers  

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Is it mandatory statutory requirement of transformer oil filtration annualy despite oil is withstanding required dieelectrical strenth and all others parameters

5 Answers  

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What is mean by hot and cold loop testing? What is the difference between them?

0 Answers  

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What is core balancing in Power Transformer. What is the affect of an unbalabce core.

1 Answers  

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Can i replace Earth leakage relay to the faulty Earth Faulty Relay

0 Answers  

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what will happen when ac is applied resistor,inductor,capcitor?

1 Answers  

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why fan consume constant power even when we increase or decrease its circuit resistance through speed regulator???

2 Answers  

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When alarm is activated in buccholz relay in transformer

1 Answers  

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What is the equipment used to control the generator output?

4 Answers  

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In a Synchronous generator, Can AC voltage be used instead of DC voltage in field winding of rotor to produce AC power?

10 Answers   NTPC, Windia,

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Is it recommended to apply H.pot test for new cables segments after terminations or joints, however, this cable has been tested before at the manufactor by the vendor ? or only we can apply megger tests ?

1 Answers   Centroid,

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