Return-Path: Received: from ms-smtp-02.southeast.rr.com ([24.93.67.83] verified) by logan.com (CommuniGate Pro SMTP 4.1) with ESMTP id 2512782 for flyrotary@lancaironline.net; Tue, 05 Aug 2003 23:03:10 -0400 Received: from o7y6b5 (clt78-221.carolina.rr.com [24.93.78.221]) by ms-smtp-02.southeast.rr.com (8.12.5/8.12.2) with SMTP id h762xomo019135 for ; Tue, 5 Aug 2003 22:59:51 -0400 (EDT) Message-ID: <003f01c35bc8$6e359ce0$1702a8c0@WorkGroup> From: "Ed Anderson" To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] Re: Cooling / Pressure recovery Date: Tue, 5 Aug 2003 23:11:29 -0400 MIME-Version: 1.0 Content-Type: multipart/related; type="multipart/alternative"; boundary="----=_NextPart_000_003B_01C35BA6.E6F1A240" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2800.1106 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1106 This is a multi-part message in MIME format. ------=_NextPart_000_003B_01C35BA6.E6F1A240 Content-Type: multipart/alternative; boundary="----=_NextPart_001_003C_01C35BA6.E6F1A240" ------=_NextPart_001_003C_01C35BA6.E6F1A240 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Sounds good to me, Bill. With OAT over 100F, my oil would probably = hit 205-210F and the coolant perhaps 215 on a hard climbout. My cowl = opening is 3" tall and approx 20" wide, perhaps a bit much, but haven't = had any reason to try to reduce the size Ed Anderson NOW you come up with this! I already did it the hard way. = Pressure recovery was good, and the biggest improvement came from = opening up the cowl flap. I made a new one that is about twice the size = of the original. Now I can climb out at 25 inches MAP with OAT over = 100F, and the oil stays under 200, and the coolant stays about 205. = Does that sound reasonable for temps? Bill Eslick -------Original Message------- > There is quite a bit more but here is the key part. Use an extra=20 > airspeedindicator to measure the pressure at various places around=20 > the heat > exchangers, especially the 'front' side. =20 =20 =20 ____________________________________________________ IncrediMail - Email has finally evolved - Click Here -------------------------------------------------------------------------= ----- >> Homepage: http://www.flyrotary.com/ >> Archive: http://lancaironline.net/lists/flyrotary/List.html ------=_NextPart_001_003C_01C35BA6.E6F1A240 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
 
 Sounds good to me, Bill.  = With OAT=20 over 100F, my oil would probably hit 205-210F and the coolant perhaps = 215 on a=20 hard climbout.  My cowl opening is 3" tall and approx 20" wide, = perhaps a=20 bit much, but haven't had any reason to try to reduce the size
 
Ed Anderson

 NOW you come up with this!  I already did it the = hard=20 way.  Pressure recovery was good, and the biggest = improvement came=20 from opening up the cowl flap.  I made a new one that is = about=20 twice the size of the original.  Now I can climb out at 25 = inches=20 MAP with OAT over 100F, and the oil stays under 200, and the = coolant=20 stays about 205.  Does that sound reasonable for = temps?
 
Bill Eslick
 
-------Original=20 Message-------
 

> There is quite a bit more but = here is=20 the key
part. Use an extra
> airspeedindicator to = measure the=20 pressure at
various places around
> the heat
>=20 exchangers, especially the 'front' side.
____________________________________________________
  IncrediMail - Email has finally = evolved -=20 Click=20 Here

>>  Homepage: =20 http://www.flyrotary.com/
>>  Archive:  =20 = http://lancaironline.net/lists/flyrotary/List.html
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