X-Virus-Scanned: clean according to Sophos on Logan.com X-SpamCatcher-Score: 50 [XX] (100%) RECEIVED: Received headers not consistent with Juno "FROM:" Return-Path: Received: from m12.lax.untd.com ([64.136.30.75] verified) by logan.com (CommuniGate Pro SMTP 5.1.4) with SMTP id 1739682 for flyrotary@lancaironline.net; Fri, 05 Jan 2007 20:18:49 -0500 Received-SPF: pass receiver=logan.com; client-ip=64.136.30.75; envelope-from=alwick@juno.com Received: from m12.lax.untd.com (localhost [127.0.0.1]) by m12.lax.untd.com with SMTP id AABC378FKAX9YHAJ for (sender ); Fri, 5 Jan 2007 17:17:29 -0800 (PST) X-UNTD-OriginStamp: L941HVjjYzDhN3itp//mkPjUki+2qPyA2xj3PDbtmsvCfcnc9vDbgA== Received: (from alwick@juno.com) by m12.lax.untd.com (jqueuemail) id MBC6QYLJ; Fri, 05 Jan 2007 17:16:54 PST To: flyrotary@lancaironline.net Date: Fri, 5 Jan 2007 16:28:30 -0800 Subject: Re: [FlyRotary] Re: Ideal cooling Message-ID: <20070105.171614.2596.9.alwick@juno.com> X-Mailer: Juno 5.0.49 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary=--__JNP_000_380f.1da4.601e X-Juno-Line-Breaks: 8-6,8-11,13,21-22,24,26-30,31-32767 From: al p wick X-ContentStamp: 7:3:3996206520 X-MAIL-INFO:4a61214061b10d0c4d40b1304db9e574d945bd8d20c0e9a09575713104e06039e90d4949f91dede4fdd90ced0c04400c31fd112089204081e140c44530 X-UNTD-Peer-Info: 127.0.0.1|localhost|m12.lax.untd.com|alwick@juno.com This message is in MIME format. Since your mail reader does not understand this format, some or all of this message may not be legible. ----__JNP_000_380f.1da4.601e Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 8bit Sounds like I was off a couple degrees on boiling point estimate. LOL. Only off by 140! -al On Fri, 5 Jan 2007 10:46:48 -0500 "Jeff Whaley" writes: “The Egg guys have been very successful using the Evans coolant. The fluid is less efficient, so it inflates the operating temperature. But it also brings a new very high boiling point to the party. So instead of operating at the normal 200F temp, they operate at 215F. But the boil over temp is way up there...I forget, but something like 260F or so. As a result, they end up with greater safety margin. A very sound decision for their installation. This because boil over is sudden, catastrophic, and essentially irreversible. When it blows, it blows.” I don’t see anything startling about this Evans coolant … 50/50 water and glycol at 15 psi has a boiling point of 265F. Either the boiling temperature is much higher than 260F or there is something else going on. JWW ----__JNP_000_380f.1da4.601e Content-Type: text/html; charset=us-ascii Content-Transfer-Encoding: quoted-printable

Sounds like I was off a couple degrees on boiling point estimate. LOL.= Only=20 off by 140!

-al

On Fri, 5 Jan 2007 10:46:48 -0500 "Jeff Whaley" <jwhaley@intldata.ca> writes:

“The Egg guys have been very successful = using the=20 Evans coolant. The fluid is less efficient, so it inflates the operating= =20 temperature. But it also brings a new very high boiling point to the = party. So=20 instead of operating at the normal 200F temp, they operate at 215F. But = the=20 boil over temp is way up there...I forget, but something like 260F or so.= As a=20 result, they end up with greater safety margin. A very sound decision for= =20 their installation. This because boil over is sudden, catastrophic, and=20 essentially irreversible. When it blows, it=20 blows.”

I don’t see anything startling about this= Evans=20 coolant … 50/50 water and glycol at 15 psi has a boiling point of=20 265F.

Either the boiling temperature is much higher = than=20 260F or there is something else going on.

JWW

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