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  • Users: noleche
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  1. noleche

    AMCA Type A vs Type B Centrifugal Fan

    Hello, I searched and don't see an answer to this question anywhere in the forums. The question is, I am specifying a fan to move a flammable vapor. The vapor stream will be inerted with nitrogen, so the fan will see flammable vapor plus nitrogen (oxygen will be held below the LOC). I want...
  2. noleche

    Nitrogen Purge for Thermal Oxidizer Vent Collection Header

    Hello, I am working on a project to add a nitrogen purge to a vent collection header that feeds a direct-fired thermal oxidizer. This is for a batch plant so there will be times when there are no process vapors being released to the header, only the purge. I cannot find a guide that tells me...
  3. noleche

    flow rate and pressure drop through dimple jacket

    I've searched the forums and can't find an answer to my question so here it is. I have a vertical tank with a dimple jacket welded onto it. The vessel is about 40 years old and the manufacturer is out of business. I want to put a circulating tempered water loop on the jacket so I need a flow...

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