X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from vms048pub.verizon.net ([206.46.252.48] verified) by logan.com (CommuniGate Pro SMTP 5.2c1) with ESMTP id 2440886 for flyrotary@lancaironline.net; Tue, 30 Oct 2007 22:23:49 -0400 Received-SPF: pass receiver=logan.com; client-ip=206.46.252.48; envelope-from=finn.lassen@verizon.net Received: from [71.98.183.250] by vms048.mailsrvcs.net (Sun Java System Messaging Server 6.2-6.01 (built Apr 3 2006)) with ESMTPA id <0JQR004JU7YFI355@vms048.mailsrvcs.net> for flyrotary@lancaironline.net; Tue, 30 Oct 2007 21:23:04 -0500 (CDT) Date: Tue, 30 Oct 2007 22:23:56 -0400 From: Finn Lassen Subject: Re: [FlyRotary] Re: Rotary Cross Country Report In-reply-to: To: Rotary motors in aircraft Message-id: <4727E73C.1040508@verizon.net> MIME-version: 1.0 Content-type: text/plain; charset=ISO-8859-1; format=flowed Content-transfer-encoding: 7bit References: User-Agent: Thunderbird 2.0.0.6 (Windows/20070728) 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 >