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  • Users: westex
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  1. westex

    What do you think of these phase angle readings?

    Part of our relay maintenance procedure we have to prove that the current and voltage inputs to the relay are correct. When we triggered the event (screen shot provided) on the SEL-311C (substation A) we saw that the phase angles didn’t quite make sense (IB was almost in phase with VA). When...
  2. westex

    Tres Amigas Super-Substation

    Is the Tres Amigas Super-Substation dead? I have not heard anything about it. Last I remember ERCOT said no way!! Anyone have a update?
  3. westex

    A better understanding of psia vs. psig

    Fill a scuba tank up to 10psig (sea level, outside on a boat) and put that scuba tank into a decompression chamber and pressureize the decompression chamber to 24.7psia. If you were living inside the decompression chamber with the scuba tank that was filled with 10psig, and you put a pressure...

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