Building a Flow bench

[Greg Hermann]

At 3:44 PM 2/2/02, TVS wrote:
>> Goes a little bit further. Basically--there is no way you are gonna may 25
>> to 33 inches of H2O pressure air  (33 allows for some ducting and
>> measurement losses) with ANY kind of a standard fan or blower wheel. You
>> are going to need multiple (compounded) fans OR, as I said, a regenerative
>> blower. End of story.
>
>Yes, I believe it is quite acceptable to test the flow at a more manageable
>pressure drop, say 5" of H20 and then standardise the flow rate to 25" of
>H20. This can of course simply be done by multiplying the flow by the square
>root of the ratio of pressures.
>Toby
>
See what I said about flow separation on the short side radius of the
intake port making things go _VERY_ non-linear.

Greg


----- End of forwarded message from owner-diy_efi at diy-efi.org -----
----------------------------------------------------------------------------
To unsubscribe from diy_efi, send "unsubscribe diy_efi" (without the quotes)
in the body of a message (not the subject) to majordomo at lists.diy-efi.org