X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from smtprh02.spirittelecom.com ([165.166.0.78] verified) by logan.com (CommuniGate Pro SMTP 5.1.11) with ESMTPS id 2211429 for flyrotary@lancaironline.net; Sun, 29 Jul 2007 10:56:23 -0400 Received-SPF: pass receiver=logan.com; client-ip=165.166.0.78; envelope-from=jewen@comporium.net X-Report-Abuse-To: abuse@spirittelecom.com Received: from engineer1 (165-166-183-191.lnhe.2wcm.comporium.net [165.166.183.191] (may be forged)) by smtprh02.spirittelecom.com (8.13.6/8.13.1) with SMTP id l6TEthqj031640 for ; Sun, 29 Jul 2007 14:55:43 GMT Message-ID: <00e001c7d1f0$86759ec0$6405a8c0@cooleygroup.local> From: "Joe Ewen" To: "Rotary motors in aircraft" Subject: Inlet Scoops Date: Sun, 29 Jul 2007 10:55:37 -0400 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_00DD_01C7D1CE.FF474F00" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2900.3138 X-MIMEOLE: Produced By Microsoft MimeOLE V6.00.2900.3138 X-Virus-Scanned: ClamAV 0.88/3804/Sun Jul 29 04:09:31 2007 on smtprh02.spirittelecom.com X-Virus-Status: Clean This is a multi-part message in MIME format. ------=_NextPart_000_00DD_01C7D1CE.FF474F00 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Are there any guidelines / rules of thumb for the entrance area of inlet = scoops. I am referring to the leading edge of the scoop. Is a narrow = (1/8") frontal area OK or should it be larger and radiused? If larger, = how large? Joe ------=_NextPart_000_00DD_01C7D1CE.FF474F00 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable

Are there any guidelines / rules of = thumb for the=20 entrance area of inlet scoops. I am referring to the leading edge = of the=20 scoop. Is a narrow (1/8") frontal area OK or should it be larger = and=20 radiused? If larger, how large?

Joe

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