X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from ispmxmta09-srv.alltel.net ([166.102.165.170] verified) by logan.com (CommuniGate Pro SMTP 5.0.8) with ESMTP id 1033039 for flyrotary@lancaironline.net; Mon, 13 Mar 2006 19:23:51 -0500 Received-SPF: pass receiver=logan.com; client-ip=166.102.165.170; envelope-from=montyr2157@alltel.net Received: from Thorstwin ([166.102.185.184]) by ispmxmta09-srv.alltel.net with SMTP id <20060314002303.LAIE16513.ispmxmta09-srv.alltel.net@Thorstwin> for ; Mon, 13 Mar 2006 18:23:03 -0600 Message-ID: <000501c646fd$79a6c2c0$01fea8c0@Thorstwin> From: "M Roberts" To: Subject: heat output Date: Mon, 13 Mar 2006 18:23:10 -0600 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0002_01C646CB.2EE87710" 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 This is a multi-part message in MIME format. ------=_NextPart_000_0002_01C646CB.2EE87710 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Thomas, while there is probably more hydrocarbon (fuel) being ejected = from the combustion chamber ports of a rotary than a non-race = reciprocating engine , I think you will find that its already being = burned in the header pipes - that is one of the reasons for the Rotary's = hotter exhaust. So great idea, but I believe you will find its already = ignited in the 1700F+ temps of the exhaust. =20 Humm, so if its already ignited, then all we need to do is shape a = rocket reaction chamber shape and get additional thrust...... On the = other hand, I think a turbo charger would probably be a more effective = use of that exhaust energy. But, that's just my opinion and it might be = interesting to see if any thrust would result. Monty???. Ed=20 Really the only way to get it back is turbo-compound, not that I am a = big advocate of turbocompounding, but it will work if you have the = budget and the burning need. Turbocharging does some good, but you can = only use it effectively if you have variable pitch prop. The fuel = consumption numbers for all out power get really ugly, plus you are = working the snot out of the engine and trying to cool it in thin air, = and turbo's really prefer to have the turbine inlet temp south of 1600f. The rocket: sure just put some nitrous in there with some extra fuel and you can = have a JATO. Rotary equivalent of the afterburner, guaranteed airshow = crowd pleaser ;-) I'm all for smoke flames and noise! (in a semi-controlled fashion of = course) Monty ------=_NextPart_000_0002_01C646CB.2EE87710 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
Thomas, while there is = probably more=20 hydrocarbon (fuel) being ejected from the combustion chamber ports of a = rotary=20 than a non-race  reciprocating engine , I think you will find that = its=20 already being burned in the header pipes - that is one of the reasons = for the=20 Rotary's hotter exhaust.  So great idea, but I believe you will = find its=20 already ignited in the 1700F+ temps of the exhaust. 
 
Humm, so if its already = ignited, then=20 all we need to do is shape a rocket reaction chamber shape and get = additional=20 thrust......  On the other hand, I think a turbo charger would = probably be=20 a more effective use of that exhaust energy.  But, that's just my = opinion=20 and it might be interesting to see if any thrust would result. =20 Monty???.
 
Ed
 
Really the only way to get it back is=20 turbo-compound, not that I am a big advocate of turbocompounding, but it = will=20 work if you have the budget and the burning need. Turbocharging = does some=20 good, but you can only use it effectively if you have variable = pitch prop.=20 The fuel consumption numbers for all out power get really ugly, plus you = are=20 working the snot out of the engine and trying to cool it in thin air, = and=20 turbo's really prefer to have the turbine inlet temp south of=20 1600f.
 
The rocket:
 
sure just put some nitrous in there = with some extra=20 fuel and you can have a JATO. Rotary equivalent of the afterburner, = guaranteed=20 airshow crowd pleaser ;-)
 
I'm all for smoke flames and noise! (in = a=20 semi-controlled fashion of course)
 
Monty
 
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