Quote:
Originally posted by Cathar
.......
.....There are many studies of the jet distance vs efficiency effect, and every single scientific paper I read found that getting less than 4d in height results in a performance drop off, hitting a peak plateau between 4-5d (different papers differ on the exact best distance) and then dropping off after that.
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Like electrip_flip, I also interested in some specific references.
I am only aware of two from which this can be concluded :-
(1) the work of Suresh Garimella :-
http://widget.ecn.purdue.edu/~eclweb...ht_results.xls from
http://widget.ecn.purdue.edu/~eclweb/jet_benchmark/
(2) Calculating the "h" profiles using the Flomerics calculator
http://www.coolingzone.com/Content/D...as/fcalc10.htm (referred to by leejsmith)
I am keen to add to my info pool.
leejsmith
An old example of the parameters I use at 20C..
http://www.jr001b4751.pwp.blueyonder.co.uk/Jeta.jpg
My interpreation of the consequences for the "best case"(probably no interference beteen Jets) on a flat surface of 9 Jet array compared to a Single Jet are shown in my post in the original Volenti thread
http://<br />
<a href="http://forum...eadid=4650</a>