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  • Users: jobarr
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  1. jobarr

    Adding Headloss To Piping System?

    Hello all, Is there a reliable and predictable way to add headloss to a pipe system so that I can stay on a pump curve? If there is little to no elevation head, then the TDH relies entirely on headloss in the pipes. In order to generate enough headloss in the pipes to develop a TDH that works...
  2. jobarr

    Flexible Connection to Skid

    I am working on a project where we are installing a new domestic water booster pump skid for a small community. There is existing flanged ductile iron piping that we will be connecting to. Should there be a flexible connection between the booster pump skid suction and discharge lines and the...
  3. jobarr

    Booster Pump Sizing based on Peak Hour Demand

    Question: Is it legitimate to use peak hour demand for the sizing of domestic water booster pumps? I am working on a project where we need to size a booster pump skid to provide domestic water for a subdivision with 224 homes. There is already a separate fire pump which will handle fire...
  4. jobarr

    EPANET Properties Dialogue Box Missing

    Hello, I am working with EPANET and for some reason, the properties dialogue box won't show up on my screen. When I first started working with the model (created by someone else), the properties box would often pop up half-way off the screen, and when I put my cursor over it, it would slide...
  5. jobarr

    Undrained Cohesion

    Hello, I am new to this forum, and was hoping to get some help with a soil strength varible that is consfuing me. I am conducting a hydraulic fracture analysis for a HDD project. To do this, I am using the program MDrill (from the Netherlands). In their user manual, they refer to "Undrained...

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