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Recent content by sd_barry

  1. sd_barry

    Chilled Water Coil – Confusion About Delta T and Heat Transfer

    If the air flow rate is sufficiently high then the temperature difference might be the same Qwater=m*Cp*dT where m = mass flow rate of water, Cp = Specific heat capacity of water, dT = Temperature difference of water Qair=m*Cp*dT where m = mass flow rate of air, Cp = Specific heat capacity of...
  2. sd_barry

    Standard Flow rate at an oil terminal for gasoline and diesel

    Thanks everyone, for sharing their useful inputs. @LittleInch @Snickster @shvet @pierreick @georgeverghese You guys are gems for me. Let me know if I can help you guys as well
  3. sd_barry

    Pumps with VFDs

    excellent point sir... I'll mention this in my report
  4. sd_barry

    Standard Flow rate at an oil terminal for gasoline and diesel

    Dear Fellow Members, Hope you all are doing well. I am looking for the maximum recommended/allowable flow rate at an oil terminal as per standard for filling lorries of gasoline and diesel both for bottom and top loading. Looking to your guidance. Best Regards Sulaiman
  5. sd_barry

    Pumps with VFDs

    Thanks @pierreick I'll review the documents you shared and will discuss my learnings. :)
  6. sd_barry

    Pumps with VFDs

    Yes @georgeverghese , I've asked ksb support team as well. I am short on time, which gave me an idea to consult experienced persons.
  7. sd_barry

    Pumps with VFDs

    Thanks. You are right. I'll have asked the KSB support team. Meanwhile, my supervisor will also go through my calculation as well.
  8. sd_barry

    Pumps with VFDs

    Thanks @Snickster , you identified correctly. The motors installed have a year of manufacture of 1993. I am waiting for OEM support. Meanwhile, I've identified 200 mm impeller matches our requirement.
  9. sd_barry

    Pumps with VFDs

    Thanks! I asked them for support via email yesterday
  10. sd_barry

    Pumps with VFDs

    Dear @LittleInch Thank you for your guidelines, they have been helpful. I just recently learned about affinity laws for scaling for VFDs! I requested support from KSB yesterday via email, but I am waiting for their reply. With your support, I found that the 200 mm impeller matches the...
  11. sd_barry

    Pumps with VFDs

    Dear Fellow Members This is Sulaiman Dawood working as a Project Engineer in Energy Futures Consulting. I am doing a project for a client and I am stuck at pump analysis with VFDs. The nameplate of a pump is attached along with the pump curve. Can you please guide which curve to use with the...
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