X-Virus-Scanned: clean according to Sophos on Logan.com X-SpamCatcher-Score: 73 [XX] (60%) SPAM DICTIONARY WORDS: low count (40%) URL: contains host with port number Return-Path: Received: from access.aic-fl.com ([207.30.253.2] verified) by logan.com (CommuniGate Pro SMTP 5.1.8) with ESMTP id 1995662 for flyrotary@lancaironline.net; Fri, 20 Apr 2007 08:48:12 -0400 Received-SPF: softfail receiver=logan.com; client-ip=207.30.253.2; envelope-from=unicorn@gdsys.net Received: from main (gdsi-42.gdsys.net [207.30.255.42]) by access.aic-fl.com (Rockliffe SMTPRA 4.5.6) with SMTP id for ; Fri, 20 Apr 2007 07:44:15 -0500 Message-ID: <000e01c78352$92bfaaa0$2aff1ecf@main> From: "Richard Sohn" To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] Re: Single Rotor Testing Date: Fri, 20 Apr 2007 08:48:26 -0500 MIME-Version: 1.0 Content-Type: text/plain; format=flowed; charset="iso-8859-1"; reply-type=response Content-Transfer-Encoding: 7bit X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2900.2180 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.2180 I will not make it this year. Richard Sohn N2071U ----- Original Message ----- From: "Bulent Aliev" To: "Rotary motors in aircraft" Sent: Friday, April 20, 2007 5:16 AM Subject: [FlyRotary] Re: Single Rotor Testing > Good Job Richard. Are you going to S&F? > Bulent "Buly" Aliev > FXE Ft lauderdale, FL > http://tinyurl.com/dcy36 > > > > > > On Apr 19, 2007, at 11:11 PM, Richard Sohn wrote: > >> Tested my single rotor today. The first time with some real, >> reproduceable data. >> The configuration is with one compound side housing. The other side >> housing is still sandwiched, using milled down MAZDA housing section. >> This version weight for the nacked engine, flywheel and water pump >> included, is 90lb. This engine is based on 12A rotor and rotor housing. >> Intake is P-P. >> >> Data: >> >> RPM 4000 >> Fuel flow 2.5GPH >> MAP 21" >> EGT 1400F >> O2 .650 = 15 (ratio) >> >> At shut down: >> oil temp 200F >> Water temp 200F >> oil pressure was 50psi cold and hot, looks suspect. >> The water pressure gauge did not work, which was the reason for shutting >> down after 7min runtime. I had planed to go to max water temperature, >> did not want to do that without water pressure. >> >> The most interesting fact of this test is the possibility of a power >> estimate. Calculated power using a BSFC of .5 is 30 hp. Looking at the >> power curve of the LeMans engine, this is about 10% below of what is >> shown there. From this, I believe the projected over 100hp at 7500RPM is >> within reach. >> >> Richard Sohn >> N2071U >> > > > -- > Homepage: http://www.flyrotary.com/ > Archive and UnSub: > http://mail.lancaironline.net:81/lists/flyrotary/List.html > > > -- > No virus found in this incoming message. > Checked by AVG Free Edition. > Version: 7.5.446 / Virus Database: 269.5.4/768 - Release Date: 4/19/2007 > 5:32 AM > >