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  • Users: SeanB
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  1. SeanB

    HSR Fouling

    From our naphtha splitter heavy straight run naphtha (HSR) is pumped hot (420 °F) to the rheniformer. Inside the rheniformer battery limits a small amount of cold HSR from tankage is mixed with the hot feed and then this feeds our rheni charge pumps. We are seeing signifcant fouling in the pump...
  2. SeanB

    High TAN Crudes

    As with most refiners today we are processing heavier crude slates, with much higher TAN. Our vacuum tower bottoms pumps have experienced significant corrosion - believed to be due to naphthenic acid attack. These pumps are to be replaced and it is requested to upgrade the metallurgy. The pumps...
  3. SeanB

    Vacuum Pumps

    I am looking at installing a Vapor Recovery Unit at a marine terminal. We have two options available for the vacuum pump, a dry vacuum pump and a liquid ring vacuum pump. I was hoping someone could comment on the reliability of both and any preference of one over the other. Thanks.
  4. SeanB

    Hydrotest of Pipe During Winter

    We have to hydrotest a new ULSD shipping line. The pipe is approximately 10,000 ft in length. The pipe is to be hydrotested in April, 2006. As we are located on the eastern coast of Canada there are concerns about hydrotesting with water. Thus we are considering other mediums for hydrotest...
  5. SeanB

    Recirculating sample Point

    I have to design a sample point to be located on a diesel rundown header. My client is requesting that this be a recirculating sample connection. Normally this would be easy to do around a control valve or some other source of pressure drop. However, this is on rundown piping where there isn't...

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