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  • Users: hamid.njd
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  1. hamid.njd

    Center of Graviry in Horizontal Vessel

    Dear All I want to calculate the center of gravity location on a horizontal vessel. When I perform mechanical calculations, the PV Elite software shows the location of C.G. in one direction (From Left T.L.). But the offset of C.G. from the centerline is a question for me. The question is: "How...
  2. hamid.njd

    Allowable Stress for Hydrotest

    Dear All I have a qouestion: In hydrostatic test calculation, what is the allowable stress reference when considering not 90% of the yield stress? I checked. It is 1.3 times the allowable stress data that is mentioned in Sec.II-D. But I wanted the reference for it. Can anybody help me...
  3. hamid.njd

    Wind calculation according to ASCE 7-10

    Dear All I modeled a tower in PV Elite. For wind calculation according to ASCE 2010, I can't change the importance factor and the value is 1. I searched ASCE 7-10 and according to different categories and also according to the site condition the importance factor is 1.15 in my case. Does anyone...
  4. hamid.njd

    Nitrogen purge or silica gel

    Hi, can anybody help me to find any standard or code requirements for nitrogen purge or silica gel?

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