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Recent content by hernanrmz

  1. hernanrmz

    Internal diameter of Economizer Header - HRSG

    Hello everyone, Is there any design rule to define the internal diameter of HRSG Economizer headers? In two reference Boilers books, I have found that the axial velocity inside the Economizer header should be less than 6 m/s? I think there should be a minimum internal diameter to ensure...
  2. hernanrmz

    National Board NB-27 Questions

    Hello, We are implementing the NB-27 A Guide for Blowoff Vessels in our Purge tanks desings, but I have a question for people who use this document. For the calculation of the diameter of the vessel, you calculate first the requiered cross-sectional area (AR), using the mass flow rate of the...

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