X-Virus-Scanned: clean according to Sophos on Logan.com From: "Jeff Whaley" Received: from hub026-NJ-4.exch026.serverdata.net ([206.225.166.167] verified) by logan.com (CommuniGate Pro SMTP 6.1.4) with ESMTPS id 7822296 for flyrotary@lancaironline.net; Tue, 07 Jul 2015 20:27:01 -0400 Received-SPF: none receiver=logan.com; client-ip=206.225.166.167; envelope-from=jwhaley@datacast.com Received: from MBX026-E1-NJ-2.exch026.domain.local ([10.240.14.52]) by HUB026-NJ-4.exch026.domain.local ([10.240.14.39]) with mapi id 14.03.0224.002; Tue, 7 Jul 2015 17:26:27 -0700 To: 'Rotary motors in aircraft' Subject: Re: Adequate Cooling Thread-Topic: Adequate Cooling Thread-Index: AdC5E8dHkvjf2qkbRxSnksXMk7OFzQ== Date: Wed, 8 Jul 2015 00:26:26 +0000 Message-ID: <234B758DE9A64449BEB6BB5D1345CA7A48ECE8B9@mbx026-e1-nj-2.exch026.domain.local> Accept-Language: en-CA, en-US Content-Language: en-CA X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [204.237.127.89] Content-Type: multipart/alternative; boundary="_000_234B758DE9A64449BEB6BB5D1345CA7A48ECE8B9mbx026e1nj2exch_" MIME-Version: 1.0 --_000_234B758DE9A64449BEB6BB5D1345CA7A48ECE8B9mbx026e1nj2exch_ Content-Type: text/plain; charset="Windows-1252" Content-Transfer-Encoding: quoted-printable Al, thanks for the encouragement and the technical tip. I don't think an e= ductor would work with my setup as the exhaust is not contained within the = cowling: muffler/tailpipe ends about 4 feet behind firewall. Jeff p.s. 1st recurrent taildragger lesson went well. From: Al Wick Subject: Re: [FlyRotary] Adequate Cooling Date: Tue, 7 Jul 2015 09:02:49 -0700 To: Rotary motors in aircraft [Message Header] [Undecoded Message] Congrats on the success Jeff. I=92d sure give some thought to adding exhaus= t eductor. One of the few things you can add that improves efficiency. Real= easy to test the concept without making any sort of commitment. Just add a= large diam, say 4=94, tube that surrounds exhaust outlet. It has to stick = out further than exhaust pipe. That allows expanding exhaust gas to acceler= ate air between the two tubes. A real winner. You can use a little air spee= d device to prove how much it accelerates air. -al wick This message, and the documents attached hereto, is intended only for the a= ddressee and may contain privileged or confidential information. Any unauth= orized disclosure is strictly prohibited. If you have received this message= in error, please notify us immediately so that we may correct our internal= records. Please then delete the original message. Thank you. --_000_234B758DE9A64449BEB6BB5D1345CA7A48ECE8B9mbx026e1nj2exch_ Content-Type: text/html; charset="Windows-1252" Content-Transfer-Encoding: quoted-printable

Al, thanks for the encouragement and the technical tip. I don'= t think an eductor would work with my setup as the exhaust is not contained= within the cowling: muffler/tailpipe ends about 4 feet behind firewall.
Jeff
p.s. 1st recurrent taildragger lesson went well.

From:	Al Wick <flyrotary@lancaironline.net>
Subject:	Re: [FlyRotary] Adequate Cooling
Date:	Tue, 7 Jul 2015 09:02:49 -0700
To:	Rotary motors in aircraft <flyrotary@lancair= online.net>

Congrats on the success Jeff. I=92d sure give some thought to adding e= xhaust eductor. One of the few things you can add that improves efficiency.= Real easy to test the concept without making any sort of commitment. Just = add a large diam, say 4=94, tube that surrounds exhaust outlet. It has to stick out further than exhaust pipe. T= hat allows expanding exhaust gas to accelerate air between the two tubes. A= real winner. You can use a little air speed device to prove how much it ac= celerates air.

-al wick

This message, and the documents attached hereto, is intended only for the a= ddressee and may contain privileged or confidential information. Any unauth= orized disclosure is strictly prohibited. If you have received this message= in error, please notify us immediately so that we may correct our internal records. Please then delete the origin= al message. Thank you. --_000_234B758DE9A64449BEB6BB5D1345CA7A48ECE8B9mbx026e1nj2exch_--