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  1. PovaSa

    transformer spcs.

    May be something like this: "Any kind of internal failure or grid failure, e.g. a one or three phase short circuit, in any normal operating state does not lead to disproportional damage of the terminal box."
  2. PovaSa

    Copper versus Aluminium cable for Offshore

    Does anybody know why they don´t use (much) aluminium cable to put in the sea bed? Has it do with cable laying?
  3. PovaSa

    Islanding detection scheme for Induction generator of wind turbine

    Measuring the frequency change is not enough. You can / must look also to the vector shift and voltage change. It depends on the country (Energy board and regulations of that country) how a islanding situation has to be measured. Good example is the G59 regulations in the UK. Look for...

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