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Recent content by mpsmps

  1. mpsmps

    The corrosivity of naphtenic crude.

    I use the following criteria: - when steell is not of series 300, max TAN 0.3/0.5 the first in case no protective additive addition; - in case of steell series 300, accepted TAN up to 1.5; - in some case this formula is also used for assessment: S>2*TAN. Crude recutting is requested in order to...
  2. mpsmps

    Refining process units monitoring

    Making reference to semirigen reforming, as follows has to be monitored: - DWAIT, delta beeing expected weight average reactors inlet temperature vs actual. Parameters ( RON, Naphthenes, aromatics, LHSV) have to be normalized, catalyst suppliers provide General operating manual where...
  3. mpsmps

    reforming catalyst contamination by silica

    Dear all, I recently experimented silica contamination of semirigen platforming catalyst. Silica comes from antifoaming agents used upstream. I'd like information relevant to criteria followed for monitoring pick up and breakthrough, if any, from upstream hydrotreating unit. Regards Luca
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