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  1. duvy

    proper chilled water pump sizing

    When a system requires a GPM flow rate to supply system AHUs is there a percentage increase needed to over come pipe resistance? If system GPM is 172 needed to AHUs, should the pump chosen be rated at 172GPM or increased by a certain percentage say 25%,215 GPM to insure enough GPM for the...
  2. duvy

    Chemical flush for chilled water system to neutralize PH

    Can any one give me a good location to find info on the process to chemically flush a chilled water system to neutralize the PH level to prevent scaling.
  3. duvy

    GPM drop across chiller barrel

    Is there a calculation using the Pressure Drop from entering PSI and leaving PSI on the chiller barrel?

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