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  1. qubitsized

    Concrete Water Tank Question

    Hi Everyone, We have a rectangular concrete potable water tank, per figure below. Tank is 25mx25m. Depth of water originally at 2m. Free board of 0.6m, manhole, vent, over flow provided. (top image) We later found out the pump head are not enough. Instead of buying pump with greater head...
  2. qubitsized

    Split and Blend - Controlling Volumetric Flow via Branching Pipelines

    Hello Everyone! Suppose I have 3+1 VFD pumps abstracting 18000 m^3/day of water from a filtered water tank. The pumps discharge at a common header. The header then branches into two pipes, one goes to disinfection tank, one goes to the RO then to the disinfection tank. See figure below...
  3. qubitsized

    Sludge Cake Pumping to Sludge Silo

    Hi everyone! We have a 15 bar progressive cavity pump that is conveying lime-treated sludge to an 8-m high, 4-mΦ cylindrical concrete silo at the rate of 5 m3/h. We decided to inject the sludge cake at the bottom of the silo instead of the top as shown below: Diameter of conveying stainless...

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