X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from [65.54.250.89] (HELO hotmail.com) by logan.com (CommuniGate Pro SMTP 5.0.9) with ESMTP id 1113994 for flyrotary@lancaironline.net; Mon, 15 May 2006 09:51:26 -0400 Received-SPF: pass receiver=logan.com; client-ip=65.54.250.89; envelope-from=lors01@msn.com Received: from mail pickup service by hotmail.com with Microsoft SMTPSVC; Mon, 15 May 2006 06:50:40 -0700 Message-ID: Received: from 4.171.114.142 by BAY115-DAV17.phx.gbl with DAV; Mon, 15 May 2006 13:50:38 +0000 X-Originating-IP: [4.171.114.142] X-Originating-Email: [lors01@msn.com] X-Sender: lors01@msn.com From: "Tracy Crook" To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] Re: oil cooler lines Date: Mon, 15 May 2006 09:50:33 -0400 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_007C_01C67805.0265BF70" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: MSN 9 X-MimeOLE: Produced By MSN MimeOLE V9.20.0026.0800 Seal-Send-Time: Mon, 15 May 2006 09:50:33 -0400 X-OriginalArrivalTime: 15 May 2006 13:50:40.0723 (UTC) FILETIME=[8DA68A30:01C67826] This is a multi-part message in MIME format. ------=_NextPart_000_007C_01C67805.0265BF70 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Yep, good point, that's why I measure oil and air temps going in AND out = of all coolers.=20 Tracy (shamelessly plugging the many capabilities of the EM2 engine = monitor : )=20 ----- Subject: [FlyRotary] Re: oil cooler lines You have two flows to consider, oil and air. If the oil isn't cooled = very much in one of the coolers is it because most of the oil is going = through it, or because not enough air is going through it? Bill Schertz -------------- Original message --------------=20 From: Ernest Christley = >=20 > wschertz@comcast.net wrote:=20 >=20 > > I agree that flow can be balanced, however you would have to be = able=20 > > to measure the flow in order to do that, and most installations = do not=20 > > have that capability. Just assuming that they are balanced is = frought=20 > > with the peril that they might not be due to irregularities that = are=20 > > not obvious.=20 > > Bill=20 >=20 > Assuming each core is doing its job, wouldn't measuing the = temperature=20 > of the oil exiting the core be a good measure? Low flow would = equal low=20 > temp.=20 >=20 > --=20 > ,|"|"|, Ernest Christley |=20 > ----=3D=3D=3D<{{(oQo)}}>=3D=3D=3D---- Dyke Delta Builder |=20 > o| d |o www.ernest.isa-geek.org |=20 >=20 > --=20 &g t; Homepage: http://www.flyrotary.com/=20 > Archive and UnSub: http://mail.lancaironline.net/lists/flyrotary/ ------=_NextPart_000_007C_01C67805.0265BF70 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
Yep, good point, that's why I measure oil and air temps going in = AND out of=20 all coolers. 
 
Tracy (shamelessly plugging the many capabilities of the = EM2=20 engine monitor : ) 
----- Subject: [FlyRotary] Re: = oil cooler=20 lines

You have two flows to consider, oil and air. If the oil isn't = cooled very=20 much in one of the coolers is it because most of the oil is going = through it,=20 or because not enough air is going through it?
 
Bill Schertz
 
--------------=20 Original message --------------
From: Ernest Christley <echristley@nc.rr.com> =

>=20 wschertz@comcast.net wrote:
>
> > I agree that flow = can be=20 balanced, however you would have to be able
> > to measure = the=20 flow in order to do that, and most installations do not
> = > have=20 that capability. Just assuming that they are balanced is frought =
>=20 > with the peril that they might not be due to irregularities = that are=20
> > not obvious.
> > Bill
>
> = Assuming=20 each core is doing its job, wouldn't measuing the temperature =
> of=20 the oil exiting the core be a good measure? Low flow would equal low =
> temp.
>
> --
> ,|"|"|, Ernest = Christley |=20
> ----=3D=3D=3D<{{(oQo)}}>=3D=3D=3D---- Dyke Delta = Builder |
> o| d=20 |o www.ernest.isa-geek.org |
>
> --
&g t; = Homepage:=20 http://www.flyrotary.com/
> Archive and UnSub:=20 http://mail.lancaironline.net/lists/flyrotary/=20
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