Return-Path: Sender: "Marvin Kaye" To: lml@lancaironline.net Date: Mon, 18 Oct 2004 09:32:27 -0400 Message-ID: X-Original-Return-Path: Received: from rwcrmhc12.comcast.net ([216.148.227.85] verified) by logan.com (CommuniGate Pro SMTP 4.2.5) with ESMTP id 476853 for lml@lancaironline.net; Mon, 18 Oct 2004 05:46:04 -0400 Received-SPF: none receiver=logan.com; client-ip=216.148.227.85; envelope-from=mjrav@comcast.net Received: from MJR (h000094c615c2.ne.client2.attbi.com[65.96.140.242]) by comcast.net (rwcrmhc12) with SMTP id <20041018094532014004n9j7e>; Mon, 18 Oct 2004 09:45:32 +0000 X-Original-Message-ID: <003101c4b4f7$3c2cb060$f28c6041@ne2.client2.attbi.com> From: "Mark Ravinski" X-Original-To: "Lancair Mailing List" Subject: Plenum cooling X-Original-Date: Mon, 18 Oct 2004 05:45:42 -0400 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_002E_01C4B4D5.B494C960" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2800.1437 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1441 This is a multi-part message in MIME format. ------=_NextPart_000_002E_01C4B4D5.B494C960 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable This science of making a larger volume chamber under the cowling = confuses me. The air in this chamber isn't doing anything useful. The volume as the = air is passing the cylinder cooling fins may be what's important. If = the air expands and cools above the engine but speeds up and heats up as = it goes past the cylinders, have we gained anything? As confused as ever Mark Ravinski N360KB 1305 hrs. ------=_NextPart_000_002E_01C4B4D5.B494C960 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
This science of making a larger volume = chamber=20 under the cowling confuses me.
The air in this chamber isn't doing = anything=20 useful.  The volume as the air is passing the cylinder cooling fins = may be=20 what's important.  If the air expands and cools above the engine = but speeds=20 up and heats up as it goes past the cylinders, have we gained=20 anything?
 
As confused as ever
Mark Ravinski
N360KB 1305 = hrs.
------=_NextPart_000_002E_01C4B4D5.B494C960--