Return-Path: <13brv3@bellsouth.net> Received: from imf23aec.mail.bellsouth.net ([205.152.59.71] verified) by logan.com (CommuniGate Pro SMTP 4.1.8) with ESMTP id 2923686 for flyrotary@lancaironline.net; Thu, 08 Jan 2004 18:50:23 -0500 Received: from rad ([68.155.99.73]) by imf23aec.mail.bellsouth.net (InterMail vM.5.01.06.05 201-253-122-130-105-20030824) with ESMTP id <20040108235018.ZTVD1950.imf23aec.mail.bellsouth.net@rad> for ; Thu, 8 Jan 2004 18:50:18 -0500 From: "Russell Duffy" <13brv3@bellsouth.net> To: "'Rotary motors in aircraft'" Subject: RE: [FlyRotary] Series vs parralel rads Date: Thu, 8 Jan 2004 17:50:21 -0600 Message-ID: <000501c3d642$2d9dd590$6001a8c0@rad> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0006_01C3D60F.E3036590" X-Priority: 3 (Normal) X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook, Build 10.0.4510 Importance: Normal X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1165 In-Reply-To: This is a multi-part message in MIME format. ------=_NextPart_000_0006_01C3D60F.E3036590 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Neil (Giving Rusty something else to think about)=20 =20 Thanks, that's just what I need :-) =20 =20 Actually, I'm not committed to series or parallel at the moment, so I'll = be interested to hear any comments about the benefits of parallel cores. = I'm sure parallel "can" be better, if the water behaves, but if it doesn't, = you probably lose all the extra cooling margin. I suspect that it can be = better than your figures indicated. With less restriction, there will be a = greater flow rate. Also, efficiency is improved in parallel, because the = hottest water contacts a larger area of radiator. =20 =20 Series is certainly easier, and cheaper if you're using AN hoses. =20 =20 Cheers, Rusty (probably series) =20 =20 =20 =20 ------=_NextPart_000_0006_01C3D60F.E3036590 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Message
Neil  (Giving Rusty something else = to think=20 about) 
 
Thanks, = that's just=20 what I need :-) 
 
Actually, I'm not=20 committed to series or parallel at the moment, so I'll be = interested to=20 hear any comments about the benefits of parallel cores.  I'm = sure=20 parallel "can" be better, if the water behaves, but if it doesn't, you = probably=20 lose all the extra cooling margin.  I suspect that it can be = better=20 than your figures indicated.  With less restriction, there will be = a=20 greater flow rate.  Also, efficiency is improved in = parallel, because=20 the hottest water contacts a larger area of radiator. =20  
 
Series is=20 certainly easier, and cheaper if you're using AN=20 hoses.  
 
Cheers,
Rusty = (probably=20 series)   

           =20  

           =20

 

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