X-Virus-Scanned: clean according to Sophos on Logan.com X-SpamCatcher-Score: 69 [XX] (56%) BODY: contains an image tag with CID (44%) URL: contains host with port number Return-Path: Received: from smtp112.sbc.mail.mud.yahoo.com ([68.142.198.211] verified) by logan.com (CommuniGate Pro SMTP 5.1.7) with SMTP id 1931248 for flyrotary@lancaironline.net; Mon, 19 Mar 2007 19:00:07 -0400 Received-SPF: none receiver=logan.com; client-ip=68.142.198.211; envelope-from=dcarter11@sbcglobal.net Received: (qmail 98875 invoked from network); 19 Mar 2007 22:59:21 -0000 DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=s1024; d=sbcglobal.net; h=Received:Message-ID:From:To:References:Subject:Date:MIME-Version:Content-Type:X-Priority:X-MSMail-Priority:X-Mailer:X-MimeOLE; b=kyH5WPe/9BhwT/rqBxK9sEChFIh76OBX1/kPBn/JUnUVKJmozdKAvnNLWpbdu858yeRaXx9I4WUN0isIRnE3MbAMXiskBrSROVhctb+njJUkk9WH+bzuXpU6kblUe5KQTJvDiFmdux/zpd6ekb4FclXJYCUjmoPvFYa9KeYC3AY= ; Received: from unknown (HELO davidsdell8200) (dcarter11@sbcglobal.net@70.136.27.61 with login) by smtp112.sbc.mail.mud.yahoo.com with SMTP; 19 Mar 2007 22:59:19 -0000 Message-ID: <00b701c76a7a$387dee80$6501a8c0@davidsdell8200> From: "David Carter" To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] Re: water boiling point Date: Mon, 19 Mar 2007 17:59:16 -0500 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_00B4_01C76A50.4F488870" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2900.3028 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.3028 This is a multi-part message in MIME format. ------=_NextPart_000_00B4_01C76A50.4F488870 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Hit the nail again - Lynn provides a logical reason why I've made the = decision to use water in summer (when I need best cooling) - with system = corrosion and lub protection using John Deere "Coolant Conditioner" = (equiqalent to motorcycle racing's Red Line "Water Wetter", except about = 1/4 the cost). Then in cooler weather, will drain that and use std = 50/50 mix . . . More of my "non-flying" views. David Carter ----- Original Message -----=20 From: Lehanover@aol.com=20 To: Rotary motors in aircraft=20 Sent: Monday, March 19, 2007 5:43 PM Subject: [FlyRotary] Re: water boiling point In a message dated 3/19/2007 5:18:31 P.M. Eastern Standard Time, = wrjjrs@aol.com writes: Al, I understand your system and it seems like sound reasoning. The = reason I believe many of the Rotary builders run higher pressure is the = rotary does stress the cooling system more than the Subaru. The extra = BOIL-OVER protection rather than the simplicity of the system wins out.=20 Raising pressure to raise boiling temperature seems more effective for = over-all cooling than to add chemicals that reduce heat transfer while = raising boiling temperature. No practical coolant works as well for heat = transfer as distilled water.=20 The temperature you see on the gage, is the temperature of the coolant = touching the sensor bulb. Not the coolant temperature between the spark = plugs. Lucy, come up here. My view esploded. Lynn E. Hanover -------------------------------------------------------------------------= ----- AOL now offers free email to everyone. Find out more about what's free = from AOL at AOL.com.=20 -------------------------------------------------------------------------= ----- -------------------------------------------------------------------------= ----- -- Homepage: http://www.flyrotary.com/ Archive and UnSub: = http://mail.lancaironline.net:81/lists/flyrotary/List.html ------=_NextPart_000_00B4_01C76A50.4F488870 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
Hit the nail again - Lynn provides a logical reason = why I've=20 made the decision to use water in summer (when I need best cooling) - = with=20 system corrosion and lub protection using John Deere "Coolant = Conditioner"=20 (equiqalent to motorcycle racing's Red Line "Water Wetter", except = about=20 1/4 the cost).  Then in cooler weather, will drain that and use std = 50/50=20 mix
. . . More of my "non-flying" views.
 
David Carter
----- Original Message -----
From:=20 Lehanover@aol.com
Sent: Monday, March 19, 2007 = 5:43=20 PM
Subject: [FlyRotary] Re: water = boiling=20 point

In a message dated 3/19/2007 5:18:31 P.M. Eastern Standard Time, = wrjjrs@aol.com writes:
Al,
 I understand your system and it seems like sound = reasoning. The=20 reason I believe many of the Rotary builders run higher pressure is = the=20 rotary does stress the cooling system more than the Subaru. The = extra=20 BOIL-OVER protection rather than the simplicity of the system wins = out.=20
 
Raising pressure to raise boiling temperature seems more = effective for=20 over-all cooling than to add chemicals that reduce heat transfer while = raising=20 boiling temperature. No practical coolant works as well for heat = transfer as=20 distilled water.
 
The temperature you see on the gage, is the temperature of the = coolant=20 touching the sensor bulb. Not the coolant temperature between the = spark=20 plugs.
 
Lucy, come up here. My view esploded.
 
Lynn E. Hanover



AOL now offers free email to everyone. Find out more about what's free = from=20 AOL at AOL.com.

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Homepage:  http://www.flyrotary.com/
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