Return-Path: Received: from fed1mtao05.cox.net ([68.6.19.126] verified) by logan.com (CommuniGate Pro SMTP 4.1.8) with ESMTP id 2900878 for flyrotary@lancaironline.net; Mon, 22 Dec 2003 11:00:38 -0500 Received: from BigAl ([68.107.116.221]) by fed1mtao05.cox.net (InterMail vM.5.01.06.05 201-253-122-130-105-20030824) with ESMTP id <20031222160035.YYYY9968.fed1mtao05.cox.net@BigAl> for ; Mon, 22 Dec 2003 11:00:35 -0500 From: "Al Gietzen" To: "'Rotary motors in aircraft'" Subject: RE: [FlyRotary] Re: evap core versus radiator Date: Mon, 22 Dec 2003 08:00:47 -0800 Message-ID: <006801c3c8a4$c36ba7b0$6400a8c0@BigAl> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0069_01C3C861.B54867B0" X-Priority: 3 (Normal) X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook, Build 10.0.4024 In-Reply-To: X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1165 Importance: Normal This is a multi-part message in MIME format. ------=_NextPart_000_0069_01C3C861.B54867B0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Ed wrote: Ok, Paul Using the K&W formulas, I calculate that the 14x10 core area would handle 120HP at 120MPH TAS, you would need to get to 160 MPH to get the mass flow to handle 160HP. Just scaling your power number on the basis of core area; it comes to about 225hp for my setup. I designed for 200 hp at 120 mph; so I guess that is reasonable close correlation. Either we're both right, or both wrong :-). Al ------=_NextPart_000_0069_01C3C861.B54867B0 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

Ed wrote:

Ok, Paul

Using the K&W formulas, I calculate that the 14x10 core area = would

handle 120HP at 120MPH TAS, you would need to get to 160 MPH to get the = mass

flow to handle 160HP.

Just scaling = your power number on the basis of core area; it comes to about 225hp for my = setup. I designed for 200 hp at 120 mph; so I guess that is reasonable close = correlation. Either we’re both right, or both wrong J.

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