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  • Users: 2000Kvar
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  1. 2000Kvar

    Open Delta

    How are you able to derive 3 phase power from an open delta configuration. What is the mathematic behind this?
  2. 2000Kvar

    .8 pf

    how did .8pf value on generators come about?
  3. 2000Kvar

    neutral

    what would happen if the neutral on the utility side is broken. Would anything happen since its grounded at multiple points
  4. 2000Kvar

    Autotransformers

    In the case of bulk power transfer, why is the autotransformer between the two lines grounded WYE: grounded WYE? ie 500KV:230KV or 230Kv:69KV
  5. 2000Kvar

    transmission line

    Does anyone know how determine how much charge remains on a transmission line once the circuit has been opened but not brought to ground? I have a 7 mile long 69kV (nominal) transmission line that was opened up and never grounded.
  6. 2000Kvar

    Blackout

    Is the California blackout a result of insufficient generation capacity or transmission capacity
  7. 2000Kvar

    Genset

    Is there any draw back on adding capacitors to the terminal genset with a pf of .8 to raise it to 1. why does most manufactures use a base of .8 and not a value closer to unity
  8. 2000Kvar

    utility transformer

    While working as an intern, I worked with a senior engineer designing a few residential services. The services are 250 amp, but the poco mounts a 25KVA transformer on the pole. What criterias do the poco engineers use to size thier transformers? thank you all.

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