which pump used in WTP explain the function of VFD how to dtermine capacitorbank of capacity one plant

0 Answers   Dalkia,

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what material is used in capaciter

0 Answers  

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what is difference between earth fault& restricted earth fault.

3 Answers  

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We know that primary transmission is done to reduce current so that i^2*r loss could be minimised but according to ohm's law v is directly proportional to i,which indirectly means higher potential difference means larger current?so how the current is minimised in high power transmission line??

2 Answers  

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i Have 1000kva 11/.4 kv voltemp make t/f Its a 2 year old. i wants to known how much iron losses & copper loses during no load condition.

2 Answers  

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For a 6.6kV Motor it is recommended to do megger test with 500 V d.c and not more than 5kV d.c but the Hi voltage withstand test should be performed by 12kV AC. Why the dc voltage test should be limited but AC voltage withstand test could be with such a high voltage?

0 Answers   Hormozgan Steel,

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how to decide choke rating for drive?

0 Answers   Reliance,

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how the harmonics are generated in transforemer?

5 Answers   IFFCO,

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What are the advantages of speed control using thyristor?

0 Answers  

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What is the actual calculation for transformer short circuit test?.

0 Answers  

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Explain the operation principle, advantages and disadvantages of the following converters: a) A 12 pulse converter b) A Switch-mode inverter c) A thyristor inverter

0 Answers  

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How the value of KVAR of capacitor bank used in switchgears calculated??

2 Answers  

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