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  1. brad4pumps

    Temporary Backup Pump for Cooldown System

    Thanks for the input. The back pressure valve on the discharge loop is a great idea. I prefer to use the diesel back up pumps as the primary pumps during the water tower service period as suggested by unclesyd. I believe that will be the simplest as well as the most reliable. Thanks again for...
  2. brad4pumps

    Temporary Backup Pump for Cooldown System

    Thanks for your input, please let me explain the process further. Normally, there are three (3) cooldown pumps used to cool down the process equipment with an elevated storage tank used as a backup should the power fail. If the power fails, the elevated tank gravity cools the process for a...
  3. brad4pumps

    Temporary Backup Pump for Cooldown System

    The static suction lift is 15' and the static discharge lift is 15' for a total static lift of 30'. Thanks.
  4. brad4pumps

    Temporary Backup Pump for Cooldown System

    I have been asked to design a temporary pumping system as a backup to a cooldown system. The proposed temporary system would connect two (2) diesel-driven pumps to a discharge header. The normal system header pumps deliver 5,000 GPM at 95 PSI. The proposed backup system would run 24/7 for 1 - 3...

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