Hello,
We have recently installed a 15MVA , 66/11kv, Dyn11 transformer of which cooling is ONAN. Unfortunately we lost its manual from our station. When it was fully loaded we found that the Winding Temperature and Oil Temperature is compared other generator transformers in the same station...
Sir,
Normally rectifier transformers used in Battery Chargers are found with Star-Delta configuration. Why secondary side is given as delta? What is the disadvantage if secondary side was Star?
Thanks in advance,
with regards
zkz
Hello,
One small power producer wishes to connect his 5 HP induction generator to Kerala State Electricity Board's grid to supply power. What are the protections to be provided to the generator and to the turbine? What are the other protections to be provided to isolate...
Sir,
We have a 130MW generator (375RPM vertical hydro generator) in a powerhouse. When I took charge of Electrical Maintenance Engineer in that power house, I noted that the UGB vibration reading channel of Vibration monitor of that unit was found blocked. I also found that the LGB...
hello,
What is the permissible value of generator shaft current? I read somewhere else that the permissible value of shaft current shall be less than 1 ampere.
I am expecting your valuable comments.
Regards,
appunni
