X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from naeanrfkax10o.nmci.navy.mil ([138.162.5.154] verified) by logan.com (CommuniGate Pro SMTP 6.0.7) with ESMTP id 6510331 for flyrotary@lancaironline.net; Thu, 10 Oct 2013 15:18:38 -0400 Received-SPF: none receiver=logan.com; client-ip=138.162.5.154; envelope-from=luis.i.luciano@navy.mil X-AuditID: 8aa20599-b7f866d000003dba-29-5256fd6afc6d Received: from naeanrfkeg01v.nadsusea.nads.navy.mil (gate1-norfolk.nmci.navy.mil [138.162.0.41]) by naeanrfkax10o.nmci.navy.mil (Symantec Mail Security) with SMTP id 22.F4.15802.A6DF6525; Thu, 10 Oct 2013 15:18:02 -0400 (EDT) X-MimeOLE: Produced By Microsoft Exchange V6.5 Content-class: urn:content-classes:message MIME-Version: 1.0 Subject: RE: [FlyRotary] Re: waterless coolant? Date: Thu, 10 Oct 2013 15:17:38 -0400 Content-Type: multipart/signed; protocol="application/x-pkcs7-signature"; micalg=SHA1; boundary="----=_NextPart_000_0081_01CEC5CB.D75C81C0" Message-ID: <6B1A555DC95A8E42942C5B48F311C142026C14CB@naeanrfkez29v.nadsusea.nads.navy.mil> In-Reply-To: X-MS-Has-Attach: yes X-MS-TNEF-Correlator: Thread-Topic: [FlyRotary] Re: waterless coolant? Thread-Index: Ac7F5WVvfrmDJsIqR1S1DJKjmThF5gAB3bVg References: From: "Luciano, Luis I CIV PEOSUB, PMS404P" To: "Rotary motors in aircraft" Return-Path: luis.i.luciano@navy.mil X-OriginalArrivalTime: 10 Oct 2013 19:17:51.0355 (UTC) FILETIME=[69D104B0:01CEC5ED] X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFlrHIsWRmVeSWpSXmKPExsXStYhBUzfrb1iQwZc5xhaL5/xhdmD06L3Y zxTAGMVlk5Kak1mWWqRvl8CVsWKhQMHPiIq3Dy0bGP8FdjFyckgImEhc7TrGDmGLSVy4t56t i5GLQ0jgMaPE5aN3mSESehLLFk9hAbGZBbQkjlxqYgSxeQUEJU7OfAIWFxbQl9h+ZAnYIBYB VYm5f9qYQAYxC0xklHjW9pQdoiFaYkbLGzCbE6ho6q6PLBALRCQeXjzNBnPFv10PwWwRAQOJ XVtXMkLYRhJbFv5jBbGFBFQkNjf9Aerl4GATcJV4dM8PosRWYvOhvUwwJR2797OClEgIBEu8 eckygVFkFpIPZiH5YBaySyGKtCWe3nzKAmMvW/iaGcK2lXhx6j5UjaLElO6HULa5xLMt51gW MHKsYlTOS0xNzCtKy06sMDTQy0tMKS4tTk0EM4BEWaVebmbOJkZwzLHO3MG4ar7VIUYBDkYl Hl6WxtAgIdbEsuLK3EOMKkBTH21YfYFRiiUvPy9VSYTX+WdYkBBvSmJlVWpRfnxRaU5q8SFG aQ4WJXFeyeR3gUIC6YklqdmpqQWpRTBZJg5OqQZGN8k310vOKe1KP7b5v+vCLo7kF5vvXBeR vbjsj8aSyvmaAsnpHemHXaxOf186adP9lxusBV5zG32oY7o3abpE8+SHgjXuMdptD71WvZbO VdTfbJXFYvp4WeTrZiOj2+kui88abJ9o6LA6sMm7Jz6tSGmjnvmUPb/FJkjfVrl20dZKW+qw P8cxJZbijERDLeai4kQAH4TJnsECAAA= This is a multipart message in MIME format. ------=_NextPart_000_0081_01CEC5CB.D75C81C0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Folks might also want to check out the testing done via the link below. = It highlights many of the experiences already mentioned and a couple = more. http://www.norosion.com/evanstest.htm Luis Luciano -----Original Message----- From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On = Behalf Of Ed Anderson Sent: Thursday, October 10, 2013 2:15 PM To: Rotary motors in aircraft Subject: [FlyRotary] Re: waterless coolant? You might want to check what happens to the viscosity of this fluid at = lower temperatures. Its been a while, but as I recall this fluid turns = into heavy syrup at lower temps. You can visualize your water pump = churning (cavitating) in a void of this fluid at low temperatures while = not moving any through your cooling system. =20 =20 The fluid next to the rotors would undoubtedly get hot -while that in = the radiator and water pump may act as a (Temporary) plug to coolant = flow =E2=80=93 until the heated fluid explosively forces the issue. =20 I tried finding the viscosity charts they used to have on the site, but = could not find it.=20 =20 My impression when I looked into this fluid back a few years ago, was = that this heavy viscosity at low temps was probably not much of a draw = back compared to the benefits in a racing motor =E2=80=93 heated = garage, summer temps, etc. But, might be a different story for aircraft = application. =20 Ed =20 Edward L. Anderson Anderson Electronic Enterprises LLC 305 Reefton Road Weddington, NC 28104 http://www.andersonee.com http://www.eicommander.com =20 From: Gordon Alling =20 Sent: Thursday, October 10, 2013 1:05 PM To: Rotary motors in aircraft =20 Subject: [FlyRotary] Re: waterless coolant? =20 This appears interesting. I looked at the website and was unable to = find the heat capacity of the fluid. The higher boiling temp may not be = helpful if the heat capacity is such that you need a large delta T to = transfer the same amount of heat as a water-based system. =20 One must also consider the effect of the higher operating temperature on = engine oils. At some temperature, oil loses its lubrication ability. I = don=E2=80=99t know what that temp is but assume it is different for = different oils. Just because the coolant allows higher operating = temperatures, doesn=E2=80=99t mean one should do that. =20 Gordon C. Alling, Jr., PE President acumen Engineering/Analysis, Inc. =20 540-786-2200 www.acumen-ea.com =20 From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On = Behalf Of Michael Silvius Sent: Thursday, October 10, 2013 1:19 PM To: Rotary motors in aircraft Subject: [FlyRotary] waterless coolant? =20 While on the subject of cooling, I am curious if anyone has tried the = waterless coolant? Seems to offer some advantages, namely higher boiling = boint and low pressure, is there any reason it should not be used in our = aplication? http://www.evanscooling.com/ =20 Michael No virus found in this message. Checked by AVG - www.avg.com Version: 2013.0.3408 / Virus Database: 3222/6738 - Release Date: = 10/10/13 ------=_NextPart_000_0081_01CEC5CB.D75C81C0 Content-Type: application/pkcs7-signature; name="smime.p7s" Content-Transfer-Encoding: base64 Content-Disposition: attachment; filename="smime.p7s" MIAGCSqGSIb3DQEHAqCAMIACAQExCzAJBgUrDgMCGgUAMIAGCSqGSIb3DQEHAQAAoIISezCCA3Aw ggJYoAMCAQICAQUwDQYJKoZIhvcNAQEFBQAwWzELMAkGA1UEBhMCVVMxGDAWBgNVBAoTD1UuUy4g R292ZXJubWVudDEMMAoGA1UECxMDRG9EMQwwCgYDVQQLEwNQS0kxFjAUBgNVBAMTDURvRCBSb290 IENBIDIwHhcNMDQxMjEzMTUwMDEwWhcNMjkxMjA1MTUwMDEwWjBbMQswCQYDVQQGEwJVUzEYMBYG A1UEChMPVS5TLiBHb3Zlcm5tZW50MQwwCgYDVQQLEwNEb0QxDDAKBgNVBAsTA1BLSTEWMBQGA1UE AxMNRG9EIFJvb3QgQ0EgMjCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBAMAswfaNO6z/ PzzWcb64dCIH7HBBFfyrQOMHqsHD2J/+2kw6vz/I2Ch7SzYBwKxFJcPSDgqPhRhkED0aE3Aqb47X 3I2Ts0EPOCHNravCPSoF01cRNw3NjFH5k+PMRkkhjhS0zcsUPjjNcjHuqxLyZeo0LlZd/+5jdctt upE0/J7z9C0cvlDEQt9ZiP9qs/qobD3LVnFxBZa7n4DlgEVZZ0Gw68OtYKSAdQYXnA70Q+CZDhv7 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