X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from [64.129.170.194] (HELO VIRCOM1.fcdata.private) by logan.com (CommuniGate Pro SMTP 6.0c1) with ESMTP id 5724683 for flyrotary@lancaironline.net; Wed, 22 Aug 2012 18:43:53 -0400 Received-SPF: none receiver=logan.com; client-ip=64.129.170.194; envelope-from=cbarber@texasattorney.net Received: from FCD-MAIL06.FCDATA.PRIVATE (unverified [172.16.5.23]) by VIRCOM1.fcdata.private (Vircom SMTPRS 5.1.1024.13396) with ESMTP id for ; Wed, 22 Aug 2012 17:42:21 -0500 X-Modus-BlackList: 172.16.5.23=OK;cbarber@texasattorney.net=OK X-Modus-RBL: 172.16.5.23=Excluded X-Modus-Trusted: 172.16.5.23=NO X-Modus-Audit: FALSE;0;0;0 Received: from FCD-MAIL05.FCDATA.PRIVATE ([fe80::809d:a06e:5913:452e]) by FCD-MAIL06.FCDATA.PRIVATE ([fe80::697f:d6aa:b87:78d8%17]) with mapi id 14.01.0379.000; Wed, 22 Aug 2012 17:44:27 -0500 From: Chris Barber To: Rotary motors in aircraft Subject: Re: [FlyRotary] Turbo Power!! was : [FlyRotary] Turbo diagnosisupdate Thread-Topic: [FlyRotary] Turbo Power!! was : [FlyRotary] Turbo diagnosisupdate Thread-Index: AQHNgK8WSkEswi6HN0Sz1PN0U+RJDpdmbaz1 Date: Wed, 22 Aug 2012 22:43:16 +0000 Message-ID: References: In-Reply-To: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Hmmmm? Hand holds. A measures consideration. I am at the hangar now testing= the intercooler. I am blowing a shop vac through it and it seems to have N= O restriction. I am wondering of perhaps I have a big leak instead. Harder = to test for that with only two hands....and legs....and a mouth when needed= , even if I hold my tongue juuuust right.=20 Onward.=20 Sent from my iPhone 4 On Aug 22, 2012, at 4:41 PM, "Ed Anderson" wrot= e: > Sounds like a restriction in you inter cooler alright, Chris. >=20 > Yes, one of the thrills is getting more power out of your engine - the do= wnside is more power =3D more waste heat your cooling system has to get rid= of. >=20 > My calculations show that for 31.2" Hg at 6200 rpm with a fuel flow of 20= GPH (check what your fuel flow is now that you've got more air to burn fue= l with), your set up could be theoretically producing 218 HP vs the approx = 156 HP you were producing at 5700 rpm and 24.5" Hg. >=20 > So be prepared for a real kick in the pants on next take off. Perhaps yo= u should install pilot hand holds like the Navy does for there catapulted a= ircraft - so the G forces don't force your hand back on the stick during ta= ke off. {:>) >=20 > Ed >=20 > Edward L. Anderson > Anderson Electronic Enterprises LLC > 305 Reefton Road > Weddington, NC 28104 > http://www.andersonee.com > http://www.eicommander.com >=20 > -------------------------------------------------- > From: "Chris Barber" > Sent: Tuesday, August 21, 2012 7:49 PM > To: "Rotary motors in aircraft" > Subject: [FlyRotary] Turbo diagnosis update >=20 >> When I got to the hangar this afternoon I jumped into a diagnosing my tu= rbo problems. I checked out the turbo and it moved easily and freely with n= o noticble physical damage. I cranked up the engine, crawled under the wing= and removed the hose from the intake and felt if I could feel any preesure= out of the hose from the turbo. No joy. I couldn't feel any air movement. = Ok, shut her down and went to the other side of the engine and removed the = hose from the outlet of the turbo compressor. Cranked her up and felt for a= ir out of the turbo compressor. I felt steady moderate air pressure. How ab= out that. Data. I also could see the compressor spinning nicely. >>=20 >> So, I rigged an alternate plumbing route and bypassed my intercooler. I = also removed the pop off valve as it over complicated the rigged plumbing. >>=20 >> I got it all buttoned up and started her up and recorded my readings lik= e yesterday. >>=20 >> They were as follow: >>=20 >> 2000 - 14.1 >> 3000 - 15.4 >> 4000 - 20.2 >> 5000 - 26.4 >> 6000 - 30.3 >> 6200 - 31.2 >>=20 >> Hmmm, seems more like it. So, it seems if I may need a new intercooler u= nless I am missing something. >>=20 >> The new power surprised me as in just the short time I was at the higher= power setting, the time it took to write numbers down, I overheated. I hav= e had no heating issues since I modified my radiator location back in April= . >>=20 >> Again, this is with a 3 lb spring on the waste gate and 93 octane fuel >>=20 >> Thanks for y'all's input. >>=20 >> Chris Barber >> Houston, GSOT >> Velocity SE >> 13b turbo rotary. >>=20 >> Sent from my iPhone 4 >> -- >> Homepage: http://www.flyrotary.com/ >> Archive and UnSub: http://mail.lancaironline.net:81/lists/flyrotary/List= .html >>=20 >>=20 >> ----- >> No virus found in this message. >> Checked by AVG - www.avg.com >> Version: 2012.0.2197 / Virus Database: 2437/5217 - Release Date: 08/22/1= 2 >>=20 >=20 > -- > Homepage: http://www.flyrotary.com/ > Archive and UnSub: http://mail.lancaironline.net:81/lists/flyrotary/Lis= t.html