Mailing List flyrotary@lancaironline.net Message #40114
From: Finn Lassen <finn.lassen@verizon.net>
Subject: Re: [FlyRotary] Re: Rotary Cross Country Report
Date: Tue, 30 Oct 2007 22:23:56 -0400
To: Rotary motors in aircraft <flyrotary@lancaironline.net>
Ed, is there any possible way that the injectors can be made to flow more or less fuel due to turbo charging?
But I guess any "back pressure" from the turbocharged air would be insignificant compared to the fuel pressure...

Finn

Ed Anderson wrote:
Hi Dave, glad you made it.  Yes, really made it a gloomy week on my end thinking about all the fun all you folks were having while I kept pulling the curtains back looking at the ceiling {:>)
 
Thanks for the data,  I'll look into the fuel calibration procedure again.  I would normally expect it to settle down by now.  Tell me once again the flow rate of your primary and secondary injectors, then I'll go back and look to see if I perhaps screwed up the calculation.  I would normally expect to see the error being less than 0.5 gallons out of a 37 gallon tank of fuel.  Naturally, the process depends on accuracy in measuring input, but most tank pumps are pretty good.  More importantly, I would expect it to stabilize, so need to look into it.
 
It looks like an average of about 2.35 gallons per fill-up ranging from an error of 3.8 gallons to 0.8 gallons and I know we can do better than that.
 
 
 
Ed
 

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