Tek-Tips is the largest IT community on the Internet today!

Members share and learn making Tek-Tips Forums the best source of peer-reviewed technical information on the Internet!

Register Log in
  • Congratulations TugboatEng on being selected by the Eng-Tips community for having the most helpful posts in the forums last week. Way to Go!

Search results for query: *

  • Users: scottf
  • Content: Threads
  • Order by date
  1. scottf

    EHV Power Quality

    I'm looking for some information on why power quality data (harmonics, etc...) would need to be obtained directly from HV/EHV/UHV lines. I understand the need for PQ data, but I'm trying to understand why it would need to be measured on the high side of substations, etc... I would be...
  2. scottf

    Doble Testing of Dry-type Insulation

    Does anyone have any information on Doble testing of dry-type insulation systems, particularly cast epoxy. I am most concerned with the test's validity and if deemed valid, the acceptable range of readings.
  3. scottf

    Substation Ground Grid Location

    I am interested to know the location of substation ground grids in relation to control wiring. I.e. is control wiring (such as wiring from apparatus to the control house) generally run above or below the station ground grid. Thanks for any input you may have.
  4. scottf

    DC Offset on HV Transmission Lines

    Does anyone have any information on DC on AC HV transmission lines. I.e. DC current that is either induced or injected on transmission lines under steady state conditions. I know that EHV lines can have some DC currents induced by the DC magnetic field between line and ground. What magnitudes...

Part and Inventory Search

Back
Top