[s-cars] rs2 injectors
mlp qwest
mlped at qwest.net
Mon Feb 23 11:15:36 EST 2004
Brian, No. I think you use the square root of 1.33, @ 1.153265, as your
multiplier.
1.153256 x 36cc = 41.5 cc/min
Try looking at www.rceng.com -> technical info page for some suggested
conversion samples.
2nd, I believe the above formula "assumes" the pressure change involved will
not otherwise significantly affect injector operation, in other words it
simply reflects what pressure does with a given nozzle orifice, not
potential mechanical effects on opening/closing cycles, etc. that would
begin to occur as fuel pressure reached "extreme" levels. My guess, and its
just a guess, is that for most injector setups not otherwise designed for
it, approaching or exceeding say 100 psi would be pushing those limits.
Mike
~-----Original Message-----
~From: s-car-list On Behalf Of Brian Link
~
~Mihnea, I think it is correct..
~
~4.0/3.0 = 1.33 1.33x36 = 48???
~
~Brian
~
~> Date: Sat, 21 Feb 2004 00:55:37 +0100
~> From: Mihnea Cotet <mik at info.fundp.ac.be>
~>
~> Dave, the pressure increase calculation isn't correct, the right
~formula
~> is:
~>
~> sqrt(new pressure/old pressure)*old flow=new pressure flow.
~>
~> So this means that 36 lb/hr @3Bar injectors will flow 41.5lb/hr at 4
~Bar.
~>
~
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