Do you run both pumps in the same time?
- dornnalex <adornn@kgsgroup.com> wrote:
>
>
> How do you calculate the NPSH available when 2 pump
> are drawing from
> the same suction line. I imagine I add the total
> flow of both pumps to
> calculate the friction losses in the suction line.
> The absolute
> pressure, vapour pressure and the static height
> remain the same.
> NPSH avail = Habs - Hvpa +/- Hst - Hfs
>
> Will this mean that the total "NPSH required" is
> just the sum of the
> NPSH of each pump?
>
>
>
>
>
>
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Received on Thu Apr 14 13:01:00 2005