X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from fed1rmmtao102.cox.net ([68.230.241.44] verified) by logan.com (CommuniGate Pro SMTP 5.3.0) with ESMTP id 4072981 for flyrotary@lancaironline.net; Mon, 11 Jan 2010 20:03:08 -0500 Received-SPF: none receiver=logan.com; client-ip=68.230.241.44; envelope-from=rv-4mike@cox.net Received: from fed1rmimpo01.cox.net ([70.169.32.71]) by fed1rmmtao102.cox.net (InterMail vM.8.00.01.00 201-2244-105-20090324) with ESMTP id <20100112010233.GDRC8308.fed1rmmtao102.cox.net@fed1rmimpo01.cox.net> for ; Mon, 11 Jan 2010 20:02:33 -0500 Received: from willsPC ([68.105.91.112]) by fed1rmimpo01.cox.net with bizsmtp id UR2Y1d00G2RT1vG03R2Zk1; Mon, 11 Jan 2010 20:02:33 -0500 X-VR-Score: 0.00 X-Authority-Analysis: v=1.1 cv=4cmh2gL1a6RJOvq2diO5/mV5P7W7DelkioqUudxRLMU= c=1 sm=1 a=zm4jE3b3x8MA:10 a=lTdc4wscJffengO6xjBlCw==:17 a=ayC55rCoAAAA:8 a=arxwEM4EAAAA:8 a=QdXCYpuVAAAA:8 a=7g1VtSJxAAAA:8 a=ekHE3smAAAAA:20 a=UretUmmEAAAA:8 a=Ia-xEzejAAAA:8 a=WrMfpB0aAAAA:8 a=nUuTZ29dAAAA:8 a=-Oq2Tt93Z7rwSH1SCTwA:9 a=9D6zKHZtNWgYViOzUWIA:7 a=8OyCsk6yBxbb6xV-PX4dtcBQBFMA:4 a=9wBI3Xk3sDoA:10 a=1vhyWl4Y8LcA:10 a=EzXvWhQp4_cA:10 a=Y2VNeNrzAAAA:8 a=yMhMjlubAAAA:8 a=TW66zc2HAAAA:8 a=SSmOFEACAAAA:8 a=HQ31llbKAAAA:8 a=DXAVa7UUMlyJlGXAQSsA:9 a=KDh3YQ2fMzQVSZzyKxoA:7 a=La5M5esqcjSCFTTuTbzcJ5wlQQ4A:4 a=lTdc4wscJffengO6xjBlCw==:117 X-CM-Score: 0.00 Message-ID: <0EC545CDD2A744009C45E05CAAB66B5C@willsPC> From: "Mike Wills" To: "Rotary motors in aircraft" References: In-Reply-To: Subject: Re: [FlyRotary] Re: P-51 Scoop (Radiator/Oil Cooler) Date: Mon, 11 Jan 2010 17:02:32 -0800 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_001D_01CA92DF.DD70CD00" X-Priority: 3 X-MSMail-Priority: Normal Importance: Normal X-Mailer: Microsoft Windows Live Mail 14.0.8089.726 X-MIMEOLE: Produced By Microsoft MimeOLE V14.0.8089.726 This is a multi-part message in MIME format. ------=_NextPart_000_001D_01CA92DF.DD70CD00 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Cant help you there Ed, but I can tell you this. The inlet and exit on = Strega, the unlimited Reno racer, which is a highly modified P-51, is = even smaller than stock. Strega probably produces two to three times the = HP of a stock P-51. Many years ago when first contemplating the 13B = install I walked around the Reno pits with a tape measure and took a = bunch of notes (which I've long since lost). Another interesting tidbit about Strega is the inlet eliminates the = boundary layer splitter found on the stock Mustang which is supposed to = be so necessary. Having said all that, I still think its easier/better to keep the = cooling system under the cowl in most cases. More likely to come up with = something that works out of the box, and I'm sure it works better during = extended ground runs/taxi, something even stock Mustangs have a problem = with. Mike Wills RV-4 N144MW From: Ed Anderson=20 Sent: Monday, January 11, 2010 11:42 AM To: Rotary motors in aircraft=20 Subject: [FlyRotary] Re: P-51 Scoop (Radiator/Oil Cooler) Boy, they really skinny down the inlets and exits on that P 51 duct. If = you ever come up with the dimensions of the radiator I would like to = know them. I'd like to try and calculate some of the airflow parameters = in the duct while at 400 + Mph to see how much power it would = theoretically dissipate based on air flow alone.. =20 Ed =20 Ed Anderson Rv-6A N494BW Rotary Powered Matthews, NC eanderson@carolina.rr.com http://www.andersonee.com http://www.dmack.net/mazda/index.html http://www.flyrotary.com/ http://members.cox.net/rogersda/rotary/configs.htm#N494BW http://www.rotaryaviation.com/Rotorhead%20Truth.htm -------------------------------------------------------------------------= ------- From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On = Behalf Of Thomas Mann Sent: Monday, January 11, 2010 11:58 AM To: Rotary motors in aircraft Subject: [FlyRotary] P-51 Scoop (Radiator/Oil Cooler) =20 I'm still on my quest for information to improve on my design of my = P-51 scoop. I did acquire an accurate drawing that is a true scale = rendering of the scoop and the diffuser. I figured I'd better share it. = It's a little difficult to find. =20 I apologize for the quality of the drawing. It's a print from digital = rendering from a microfiche of the original blueprints from North = American. It's enough for me to transfer to CAD and then scale to my = application. Interesting stuff.=20 =20 I scaled it down but it's too big to attach so please use the link = below: =20 http://forum.canardaviation.com/attachment.php?attachmentid=3D4674&d=3D12= 63224869 =20 __________ Information from ESET NOD32 Antivirus, version of virus = signature database 3267 (20080714) __________ The message was checked by ESET NOD32 Antivirus. http://www.eset.com ------=_NextPart_000_001D_01CA92DF.DD70CD00 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
Cant help you there Ed, but I can tell you = this. The=20 inlet and exit on Strega, the unlimited Reno racer, which is a highly = modified=20 P-51, is even smaller than stock. Strega probably produces two to three = times=20 the HP of a stock P-51. Many years ago when first contemplating the 13B = install=20 I walked around the Reno pits with a tape measure and took a bunch of = notes=20 (which I've long since lost).
 
Another interesting tidbit about Strega is the = inlet=20 eliminates the boundary layer splitter found on the stock Mustang which = is=20 supposed to be so necessary.
 
Having said all that, I still think its = easier/better to=20 keep the cooling system under the cowl in most cases. More likely to = come up=20 with something that works out of the box, and I'm sure it works better = during=20 extended ground runs/taxi, something even stock Mustangs have a problem=20 with.
 
Mike Wills
RV-4 N144MW

Sent: Monday, January 11, 2010 11:42 AM
Subject: [FlyRotary] Re: P-51 Scoop (Radiator/Oil=20 Cooler)

Boy, they = really skinny=20 down the inlets and exits on that P 51 duct.  If you ever come up = with the=20 dimensions of the radiator I would like to know them.  I=92d like = to try and=20 calculate some of the airflow parameters in the duct while at 400 + Mph = to see=20 how much power it would theoretically dissipate based on air flow=20 alone..

 

Ed

 

Ed=20 Anderson

Rv-6A N494BW=20 Rotary Powered

Matthews,=20 NC

eanderson@carolina.rr.com

http://www.andersonee.com

http://www.dmack.net/mazda/index.html

http://www.flyrotary.com/

http://members.cox.net/rogersda/rotary/configs.htm#N494BW

http://www.r= otaryaviation.com/Rotorhead%20Truth.htm

From:=20 Rotary motors in aircraft=20 [mailto:flyrotary@lancaironline.net] On=20 Behalf Of Thomas Mann
Sent: Monday, January 11, 2010 = 11:58=20 AM
To: = Rotary motors in aircraft
Subject: [FlyRotary] P-51 Scoop=20 (Radiator/Oil Cooler)

 

I=92m = still on my=20 quest for  information to improve on my design of my P-51 scoop. I = did=20 acquire an accurate drawing that is a true scale rendering of the scoop = and the=20 diffuser. I figured I=92d better share it. It=92s a little difficult to=20 find.

 

I = apologize for=20 the quality of the drawing. It=92s a print from digital rendering from a = microfiche of the original blueprints from North American. It=92s enough = for me to=20 transfer to CAD and then scale to my application. Interesting stuff.=20

 

I scaled = it down=20 but it=92s too big to attach so please use the link=20 below:

 

http://forum.canardaviation.com/attachment.php?attachmentid=3D4674&= amp;d=3D1263224869

 



__________ Information from ESET NOD32 = Antivirus, version of virus signature database 3267 (20080714)=20 __________

The message was checked by ESET NOD32 = Antivirus.

http://www.eset.com

------=_NextPart_000_001D_01CA92DF.DD70CD00--