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Help with water pump calculations

  1. Jun 16, 2016 #1
    So i have this Diesel Water pump, i need to achive a pressure of 4 bars at the end of the hose, How to calculate the pressure in inlet to achieve the desired result of 4 bars at outlet.
    (Assuming that I'm using a standard hose of length 30metres, with a diameter of 2.5 inches)
    Pump FLOW RATE IS Q=1000GPM
  2. jcsd
  3. Jun 18, 2016 #2


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    Goggle: "flowing friction factor for rubber hose" and scroll down to " (pdf) Determination of Fire Hose Friction Loss Characteristics - NFPA
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