X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from fmailhost05.isp.att.net ([207.115.11.55] verified) by logan.com (CommuniGate Pro SMTP 5.2.16) with ESMTP id 3859793 for flyrotary@lancaironline.net; Sat, 19 Sep 2009 18:07:04 -0400 Received-SPF: none receiver=logan.com; client-ip=207.115.11.55; envelope-from=keltro@att.net DKIM-Signature: v=1; q=dns/txt; d=att.net; s=dkim01; i=keltro@att.net; a=rsa-sha256; c=relaxed/relaxed; t=1253398025; h=Content-Type: MIME-Version:In-Reply-To:Message-Id:Date:Subject:To:From; bh=eoMZYc M+F4M7pm6J6yaAFIN/oJd/OMSxqfGGxBA0TFs=; b=J7rUgB7krGDUXV272McXC0rSo Va6rmw9klSfRJPW/m650ZbCx+BWV6hOiqxtfj5wz5OffBajjV1YyET5chq+3Q== Received: from fwebmail03.isp.att.net ([204.127.218.103]) by isp.att.net (frfwmhc05) with SMTP id <20090919220629H05003ebbme>; Sat, 19 Sep 2009 22:06:30 +0000 X-Originating-IP: [204.127.218.103] Received: from [208.114.43.195] by fwebmail03.isp.att.net; Sat, 19 Sep 2009 22:06:29 +0000 From: "Kelly Troyer" To: "Rotary motors in aircraft" Subject: Private P-Port Renesis Date: Sat, 19 Sep 2009 22:06:29 +0000 Message-Id: <091920092206.24496.4AB555E5000A61DE00005FB022230647629B0A02D29B9B0EBF019D9B040A05@att.net> In-Reply-To: X-Mailer: AT&T Message Center Version 1 (Mar 2 2009) X-Authenticated-Sender: a2VsdHJvQGF0dC5uZXQ= MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="NextPart_Webmail_9m3u9jl4l_24496_1253397989_0" --NextPart_Webmail_9m3u9jl4l_24496_1253397989_0 Content-Type: text/plain Content-Transfer-Encoding: 8bit George, Send us all the photos you have of that lite weight 2 rotor.............. -- Kelly Troyer "Dyke Delta"_13B ROTARY Engine "RWS"_RD1C/EC2/EM2 "Mistral"_Backplate/Oil Manifold -------------- Original message from "George Lendich" : -------------- Bobby, I did some maths on my single configuration and that compares well to Powersports figures and we both agree that 44mm is the optimum PP diameter. My figures are 240hp (approx) at 7500 rpm - a bit higher with the renesis 10:1 rotors. So I'm looking for between 115hp and 125 hp with a take-off rpm of 7200 rpm. IMHO the PP is well worth consideration if power levels are borderline, as in my case with the single with weight considerations. One of the chaps who was involved in Powerspart was on the other list and gave some great insight into their development work and their very small and light development of a 2 rotor which came out to a similar weight to an Al housing development - beautiful little engine. They used chrome molly (oven brazed) centre and end housings with a 12A crank - lovely work. I have a photo if anyone is interested. One thing about PL's site, the people drawn to it and a wealth of input, but not necessarily PL's. Like Ed, I look forward to the 16X - perhaps a 16X single, if the power is right. George ( down under) --NextPart_Webmail_9m3u9jl4l_24496_1253397989_0 Content-Type: multipart/related; boundary="NextPart_Webmail_9m3u9jl4l_24496_1253397989_1" --NextPart_Webmail_9m3u9jl4l_24496_1253397989_1 Content-Type: text/html; charset="utf-8" Content-Transfer-Encoding: quoted-printable

George,

Send us all the photos you have of that lite weight= 2 rotor..............

--
Kelly Troyer
"Dyke Delta"_1= 3B ROTARY Engine
"RWS"_RD1C/EC2/EM2
"Mistral"_Backplate/Oil Manifol= d

-------------- Original message from "George Lendich" <le= ndich@aanet.com.au>: --------------

Bobby,

I did some maths on my single configuratio= n and that compares well to Powersports figures and we both agree that 44mm= is the optimum PP diameter.

My figures are 240hp (approx) at 7500 rpm = - a bit higher with the renesis 10:1 rotors. So I'm looking for between 115hp and 125 hp with a take-off rpm o= f 7200 rpm. IMHO the PP is well wor= th consideration if power levels are borderline, as in my case with the sin= gle with weight considerations.

One of the chaps who was involved in Power= spart was on the other list and gave some great insight into their developm= ent work and their very small and light development of a 2 rotor which came= out to a similar weight to an Al housing development - beautiful little en= gine. They used chrome molly (oven brazed) centre and end housings with a 1= 2A crank - lovely work. I have a photo if anyone is interested. One thing a= bout PL's site, the people drawn to it and a wealth of input, but not neces= sarily PL's.

Like Ed, I look forward to the 16X - perha= ps a 16X single, if the power is right.

George ( down under)

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