4-Why we measure the insulation resistance of main core and frame in spite of that must be connected with ground before energize the transformer?

3 Answers  

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super position theorem is applicable to

1 Answers  

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after parallaing two generators current is shooting up in both the generators.for ex: load is 400 kw..after paralling and load sharing current in running gen is approx 900 amps and incoming is 750 amps which is too high when trying toshift the load current in incoming gen is coming more than 1300 amps and both getting tripped and making blackout..

3 Answers  

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why the voltage and current in a long transmission line are called travelling wave?

0 Answers   UIU,

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Why we need to carry out knee point voltage test of current transformer ?

1 Answers   Power Grid,

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why the power cut problems occur in tamil nadu? may i know the exact reason.plz

17 Answers  

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0 Answers   Maples,

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Difference between mcband isolator

1 Answers  

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what is corona ?

3 Answers  

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is KVAR (not reverse power) relay necessary to protect from excitor field failure on a brushless, synchroneus generator? Some people with previos experince tell me no but the manufacturers tell me it is designed for that purpose. Is it that it is only necessary for brushless generators and not the older style with the slip rings and brushes?

1 Answers  

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what is the responsibilities of electrical project engineer?

2 Answers  

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why there is no grow of grass under the high voltage transmission line?

3 Answers   TATA, Tata Power,

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