X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from eastrmmtao107.cox.net ([68.230.240.59] verified) by logan.com (CommuniGate Pro SMTP 5.3.0) with ESMTP id 4072983 for flyrotary@lancaironline.net; Mon, 11 Jan 2010 20:23:50 -0500 Received-SPF: none receiver=logan.com; client-ip=68.230.240.59; envelope-from=tmann@n200lz.com Received: from eastrmimpo03.cox.net ([68.1.16.126]) by eastrmmtao107.cox.net (InterMail vM.8.00.01.00 201-2244-105-20090324) with ESMTP id <20100112012314.BAMH18765.eastrmmtao107.cox.net@eastrmimpo03.cox.net> for ; Mon, 11 Jan 2010 20:23:14 -0500 Received: from testPC ([98.168.254.7]) by eastrmimpo03.cox.net with bizsmtp id URPE1d0080ALyG202RPE8N; Mon, 11 Jan 2010 20:23:14 -0500 X-VR-Score: 0.00 X-Authority-Analysis: v=1.1 cv=FH51oeu+1X08ltvBTlHolcDUHFauRgb+9oFgHbwYNT8= c=1 sm=1 a=zm4jE3b3x8MA:10 a=u3n+HnEbI1wdzZeyJY7NnA==:17 a=Ia-xEzejAAAA:8 a=ayC55rCoAAAA:8 a=arxwEM4EAAAA:8 a=QdXCYpuVAAAA:8 a=7g1VtSJxAAAA:8 a=ekHE3smAAAAA:20 a=UretUmmEAAAA:8 a=WrMfpB0aAAAA:8 a=nUuTZ29dAAAA:8 a=bb-PRpjQtLPlmWppRDgA:9 a=Xveqtg7dJ76UPNk_-cwA:7 a=fuQeTsxcXTpzznR9KtyjZv_di-AA:4 a=9wBI3Xk3sDoA:10 a=1vhyWl4Y8LcA:10 a=EzXvWhQp4_cA:10 a=yOOPvjIgaoC17660:21 a=5gJX6VW5RAty7MVw:21 a=Y2VNeNrzAAAA:8 a=yMhMjlubAAAA:8 a=TW66zc2HAAAA:8 a=SSmOFEACAAAA:8 a=HQ31llbKAAAA:8 a=0Qbk70gDArAU_bP50JAA:9 a=3yfIguA9_qeGkyLcuJUA:7 a=iY-HE9jvGDwDAqt1ij6P52ZeM9IA:4 a=sWfzEgf46nEnQ2Y2:21 a=O_mE3q1u3H1Wj9vT:21 a=u3n+HnEbI1wdzZeyJY7NnA==:117 X-CM-Score: 0.00 From: "Thomas Mann" To: "'Rotary motors in aircraft'" References: In-Reply-To: Subject: RE: [FlyRotary] Re: P-51 Scoop (Radiator/Oil Cooler) Date: Mon, 11 Jan 2010 19:23:19 -0600 Message-ID: <00d701ca9325$d317b620$79472260$@com> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_00D8_01CA92F3.887D4620" X-Mailer: Microsoft Office Outlook 12.0 Thread-Index: AcqTIwDMCSQAdOL4TXySeeW/OZsXRgAAhuGw Content-Language: en-us This is a multi-part message in MIME format. ------=_NextPart_000_00D8_01CA92F3.887D4620 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Mike, This is for a canard aircraft where the P-51 style scoop is the 'Out of the box' solution but for an air-cooled engine vs. a water cooled solution. Ed, I sent the North American Radiator page. It's a little big. It's pretty large so if you have any trouble, let me know and I'll post it on a web location. Thanks, T Mann From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Mike Wills Sent: Monday, January 11, 2010 7:03 PM To: Rotary motors in aircraft Subject: [FlyRotary] Re: P-51 Scoop (Radiator/Oil Cooler) 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 Sent: Monday, January 11, 2010 11:42 AM To: Rotary motors in aircraft 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.. Ed 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) 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. 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. I scaled it down but it's too big to attach so please use the link below: http://forum.canardaviation.com/attachment.php?attachmentid=4674&d=126322486 9 __________ 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_00D8_01CA92F3.887D4620 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

Mike,

This is for a canard aircraft where the P-51 style scoop = is the ‘Out of the box’ solution but for an air-cooled engine vs. a water = cooled solution.

 

Ed,

I sent the North American Radiator page. It’s a = little big. It’s pretty large so if you have any trouble, let me know and = I’ll post it on  a web location.

 

Thanks,

 

T Mann

 

From:= Rotary = motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Mike = Wills
Sent: Monday, January 11, 2010 7:03 PM
To: Rotary motors in aircraft
Subject: [FlyRotary] Re: P-51 Scoop (Radiator/Oil = Cooler)

 

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

 <= /o:p>

From: Ed Anderson

Sent: Monday, = January 11, 2010 11:42 AM

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..

 

Ed

 

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.r= otaryaviation.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)

 

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.

 

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.

 

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

 

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

 



__________ 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_00D8_01CA92F3.887D4620--