Return-Path: Received: from ns5.rokland.us ([67.15.10.31] verified) by logan.com (CommuniGate Pro SMTP 4.2.5) with ESMTP-TLS id 531340 for flyrotary@lancaironline.net; Sat, 13 Nov 2004 22:44:38 -0500 Received-SPF: none receiver=logan.com; client-ip=67.15.10.31; envelope-from=bob@bob-white.com Received: from bgp01386375bgs.brodwy01.nm.comcast.net ([68.35.160.229] helo=localhost) by ns5.rokland.us with smtp (Exim 4.43) id 1CTBJL-0007sQ-HL for flyrotary@lancaironline.net; Sat, 13 Nov 2004 21:44:19 -0600 Date: Sat, 13 Nov 2004 20:44:17 -0700 From: Bob White To: "Rotary motors in aircraft" Subject: Re: [FlyRotary] Re: EWP Testing Message-Id: <20041113204417.1daee674.bob@bob-white.com> In-Reply-To: References: X-Mailer: Sylpheed version 1.0.0beta2 (GTK+ 1.2.10; i686-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Antivirus-Scanner: Clean mail though you should still use an Antivirus X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - ns5.rokland.us X-AntiAbuse: Original Domain - lancaironline.net X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - bob-white.com X-Source: X-Source-Args: X-Source-Dir: On Sat, 13 Nov 2004 20:52:22 -0600 "William" wrote: Hi Bill, I was just looking at the viscosity of water. It varies from 1.31 cp at 40 deg to 0.347 cp at 180 deg. What does that do to the flow rate everything else staying the same? Bob White > Bob, > Pressure drop through a core is usually linear with the square of the > flow rate, both for pumps and radiators. > > The point marked "real rad test" has my two evap cores in parallel > being pumped by the mazda pump. > > Pumps in series add pressure, pumps in parallel add flow rate. > Bill Schertz > KIS Cruiser # 4045 -- http://www.bob-white.com N93BD - Rotary Powered BD-4 (soon)