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Recent content by ek54

  1. ek54

    Electrical Power PE Exam study material

    Hello!!!! I finally received confirmation that I will be taking the Power PE exam this fall ( October 2015) Can anyone tell me what code books and study material I should be looking to buy? I'm guessing I will be needing the NEC 2014 and was going to buy the study packet from ppi2pass.com any...
  2. ek54

    Transmission Footing Resistance/ Lightning Performance in high soil resistance area

    Has anyone performed Transmission tower/pole footing resistance calculations? I have performed some calculations following equations specified in the EPRI red book and the EPRI guide for transmission Line Grounding. The transmission line I am designing is in an area with very high soil...
  3. ek54

    Lightning Protection for buildings

    Hello, I would like some information on lighting protection for a building. IEEE 998 established lightning protection for substations NFPA780 is a standard for installing lightning protection for various structures. The building I am protecting is a GIS inside of a substation; due to the size...
  4. ek54

    Transmission Tower Lightning Protection and grounding

    Hi Guys, I am a learning transmission design and would like some help with lighting protection. My project involves 115 kV and 345 kV monopoles. Using the EPRI AC transmission red book, table 6.10.2 provides equations for various tower footing resistance. I used the CDEGS software to create a...

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