What do you meant by slip power recovery?

1 Answers   PSEB,

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Practical condition in 400KV Sub station:- Breaker(open) , isolator(open), Earthing (close) at both end e.g A & B. Now Open A Stn Earthing than Open B stn Earthing (Which have a 50MVA reactor) , AND suddenly show R,Y,B phase 704KV,573KV,118KV respectively. Que is without closing of breaker how it is possible.???? My Whats app No:07621840498 for Further Discussion. Pls experts suggest.

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what is the working of vfd drives.

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why DC source is used to idetify the polarity of CT/PT?

1 Answers  

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Dear all, how we select the cable size according  to current with or without including different correction factor , is there any direct method for sizing of cable... 

0 Answers   Kharafi National,

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What is the type of earth fault protection used in battery? explain.

0 Answers   PSEB,

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Why we transmit the power at the voltage in the multiple of 11 or 1.1 like 11kv, 22kv, 66kv, 132kv...... some one told me that it is due to fomr factor 1.1 of sine wave. its fine but while transforming we can choose any voltage, so why only multiple of 1.1 there also.......? plz tell me.

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What are the common sources of energy?

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What is oscillator circuit?

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What is the method & formula of Fault level calculation in power Transformesr.

3 Answers  

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what is the acceptable limit value for Desolve Gas Analysis/

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what will happen if we double the input frequency of a transformer keeping the voltage constant?

6 Answers  

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