X-Junk-Score: 0 [] X-Cloudmark-Score: 0 [] X-Cloudmark-Analysis: v=2.3 cv=eLZtc0h1 c=1 sm=1 tr=0 a=xN7/8Tw1Xg3lV/lsLTMjOw==:117 a=jpOVt7BSZ2e4Z31A5e1TngXxSK0=:19 a=l697ptgUJYAA:10 a=TwYdP5wkG_QA:10 a=r77TgQKjGQsHNAKrUKIA:9 a=pGLkceISAAAA:8 a=hOpmn2quAAAA:8 a=Ia-xEzejAAAA:8 a=L8q9EnliAAAA:20 a=6tmIj5h-ovwohW81qYMA:9 a=QEXdDO2ut3YA:10 a=4PR2P7QzAAAA:8 a=0u4WTBeF-rJZ0P21N1kA:9 a=-IOE4S6ELzIXE7K-:21 a=UiCQ7L4-1S4A:10 a=hTZeC7Yk6K0A:10 a=frz4AuCg-hUA:10 a=_W_S_7VecoQA:10 a=GyA-uvUxXSCciAkwuKQO:22 a=Urk15JJjZg1Xo0ryW_k8:22 a=4dqwQCo7Po2mVW515mGf:22 From: "Finn Lassen finn.lassen@verizon.net" Received: from sonic302-22.consmr.mail.ne1.yahoo.com ([66.163.186.148] verified) by logan.com (CommuniGate Pro SMTP 6.2.14) with ESMTPS id 13491722 for flyrotary@lancaironline.net; Mon, 17 Feb 2020 17:10:33 -0500 Received-SPF: pass receiver=logan.com; client-ip=66.163.186.148; envelope-from=finn.lassen@verizon.net DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=verizon.net; s=a2048; t=1581977416; bh=qk3vW4Sawkv1AWENef235aIsLp2s4MmL/5Kfle5Wjxk=; h=Subject:To:References:From:Date:In-Reply-To:From:Subject; b=uXG9b+8hqwgSEHm1ltb6aJ6jWRaCmVs2dREJiuJQ493Q6Dv1T8lrCgoM9r63hh8cszOEJwJM6+JCnyCpueoe2jtvi0aBuElarDMWI/eqYxO79FqNqt/6uDeDFJ2JL4Z+LiWYZP+sKmIB9mrSIiO86e3JUYJ9wUYMzOa3zH/gD6zvhe0QrSVm0zGQxGc+rhPO5SfKX8K7aEuO4P7HOF/ci3bSc9Zvhs4VP5vdUQ6XTqQJ6ygMImaUXFT76AikUIqc26/x08ypqkTEHnDiLP95+e/64e8vDmgvuL+6kkWrB3F8Z44oihiwWCE3R6/qC4ziaZ4hhDvuV9XolNHdVnCXeQ== X-YMail-OSG: 4ClyjF8VM1lWAOO5F5b4iFpvbdI8P9WA2xYgAn1lZoyaELT16plG1ycQY2pKD5Q MWXoOB_VkTU198OC4SLBr4roeQ8iwe0QMxdPhD6WOTkECOb38FYK98JehcMPkfkeJtA5KGX0crC9 yUTw7lPAhnhWf5AxUhWtcUiYLQrmkjmfEsP8anFQ3UoJiZ_11LrNuBIvG71FoR6LkvyXQ8vsqjS7 P1fN8kGsfHWQBewPLteanETbWdGruLnaexQM_8CIA1PioW76TA_Vru8E2ci4UdBu5vs9Ra7ijp.. 1lDtt6tc6cpVdizi4d9baEWseOT1zu2HL6zKsaGK1zCjBKqudGADlXocyjPIfQ9.VK_QHDtMDcST 94Xwyui4RFZEr8u_NA9ODKDUVgILDaU1vRvfmQYSa.amBOnkK9ac_ej8DDQfB8ynfxS46BqYPDxB vdUv7DbqIRbe0L4fhlnBYApYiU6qMccTE78QRm7YpldHxRnHiM3TaIKvmxBlyCs3ca507wd_DahB cPUJTtMmi8M5ZDxUcIZkQ2U3TMmJnDjQ_C4sAaHxxZlazrga8g35myjOUeMEZ6fs7LM_N.60bSKb QL6gqAsA5UDK2Yq5.etdsGYVdgsRiRXfUThX5CdP2nw_RYxc2A92SC5SolJ8VatmKDrHeTCcxsw_ th_m4Foor5S2DdvpUquHuVVq2Bn2rztN8TiAYEIpxrEoxk0EvVQiVfDGRP4jeefJrj4MNofGYh4O NSMOkVqZwOQKa_7.7nVVcEFbS_EUn_104xCmd.cnD1DX7C.UhyZ1AnbQP7.ynbQC04m31GnjUSvc y1iKHC1ogHE0YpSwvwqlv40YSIQhPED1avzpCKmGC5rl48zcn8TxKV1pgSgUySfREOiV97BwgDrm 2CV0uB99u5Mvnl0rEIkzZv5G5ByzclK1sQ8uaUqHroDD7zS0z1jNNBBAR_6CrHMtdkzPvuK.GX4Z yjuW4G0.K8IeYQvjMa_k.hgE29EMGNPRIijGy2Q_PQJ_PXXOdpCQEVVPnkRQFHzcwhKk2zRAsire Cbu4pOczy2s6zOGTEsN..rtS7N9YGfFF2lct8_ab546.YKO.We2HfVcC.wPPkAhUZy8RHU28ehIK Dr_VuGAUc82JEwzk_crzkwwIoJo0A4WyFsmhdj7Hm1mZKUsX1CZrtXy7klLzlDn2F084im92HQE5 byMIAMcKrGqbcqm7QXO_uiWUvC.3bX7Sb1ix_Ua96PdiOxvqGcwEX7Za4N5UhQbhx3vciQ1.WXAA xli7TREZDkfjCZhunWW0t9Xw66cLZjXPCMx80MzldzmdzwDZ6FvCaMo6iBZATvXLDmldzgUvzYPJ EiSc_lL.jquCQ8H3OApEY99RIhCqNTNcMFSngxK3cT_m9Xfhhmc0uBwP.FL1uz3Pvcv2jett3Nzv GjHkn3O8tqEAPoau3dEeUhSzeVggAEnQKrKj20A-- Received: from sonic.gate.mail.ne1.yahoo.com by sonic302.consmr.mail.ne1.yahoo.com with HTTP; Mon, 17 Feb 2020 22:10:16 +0000 Received: by smtp407.mail.ne1.yahoo.com (Oath Hermes SMTP Server) with ESMTPA ID f9dd87f3827da78928fdfb7939c0ae9a; Mon, 17 Feb 2020 22:10:13 +0000 (UTC) Subject: Re: [FlyRotary] Re: Intake Plenum 13 B To: Rotary motors in aircraft References: Message-ID: <3d466915-cfef-d185-f75a-aeedd95da9bb@verizon.net> Date: Mon, 17 Feb 2020 17:10:11 -0500 User-Agent: Mozilla/5.0 (Windows NT 5.1; rv:52.0) Gecko/20100101 Thunderbird/52.9.1 MIME-Version: 1.0 In-Reply-To: Content-Type: multipart/alternative; boundary="------------3A91998BF9AB3EF1348292B6" Content-Language: en-US X-Mailer: WebService/1.1.15199 hermes Apache-HttpAsyncClient/4.1.4 (Java/1.8.0_181) Content-Length: 9278 This is a multi-part message in MIME format. --------------3A91998BF9AB3EF1348292B6 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 8bit Same here. I've been thinking about adding a spare throttle body on the other end of the plenum. Extra weight and complexity (additional throttle handle and cable), but would get you home using the hot air from within the cowling. Finn On 2/17/2020 3:00 PM, Charlie England ceengland7@gmail.com wrote: > My installation appears to have the throttle body positioned > similarly, and fed directly (about a 4" straight shot) from the left > side air inlet on the RV7 cowl. My biggest concern is ingesting a > bird. As built, there's no alternate air available. I worry more about > that than a backfire. > > Charlie > On 2/17/2020 12:51 PM, Le Roux Breytenbach breytenbachleroux@gmail.com > wrote: >> Marc:  This is a excellent idea will look and see into a blow off >> valve, and how to implement it on the intake system (plenum) >> >> Le Roux >> >> Sent from my iPhone >> Le Roux Breytenbach >> >>> On 17 Feb 2020, at 19:03, Marc Wiese cardmarc@charter.net >>> wrote: >>> >>>  >>> >>> Only think I would think of is a backfire or transient causing a >>> pressure that plenum couldn’t handle? Maybe put a blow off valve >>> somewhere on it? >>> >>> Marc >>> >>> *From:* Rotary motors in aircraft >>> *Sent:* Sunday, February 16, 2020 3:46 AM >>> *To:* Rotary motors in aircraft >>> *Subject:* [FlyRotary] Intake Plenum 13 B >>> >>> Completed the intake manifold for my 13B "plugs up" mount. >>> Adjustable for the best performance (18 - 24 inch) then can be >>> locked by silicone 50 mm hose >>> Next step to place the 4 injectors on the 44 mm intake runners. >>> >>> >>> >>> >>> >>> https://drive.google.com/file/d/1Pn3iWOamh-KfVfaHtgaUg5HGT8dZSIpZ/view?usp=drivesdk >>> >>> Sent from my iPhone >>> >>> Le Roux Breytenbach >>> >>> South Africa >>> > --------------3A91998BF9AB3EF1348292B6 Content-Type: text/html; charset=utf-8 Content-Transfer-Encoding: 8bit
Same here.

I've been thinking about adding a spare throttle body on the other end of the plenum. Extra weight and complexity (additional throttle handle and cable), but would get you home using the hot air from within the cowling.

Finn

On 2/17/2020 3:00 PM, Charlie England ceengland7@gmail.com wrote:
My installation appears to have the throttle body positioned similarly, and fed directly (about a 4" straight shot) from the left side air inlet on the RV7 cowl. My biggest concern is ingesting a bird. As built, there's no alternate air available. I worry more about that than a backfire.

Charlie
On 2/17/2020 12:51 PM, Le Roux Breytenbach breytenbachleroux@gmail.com wrote:
Marc:  This is a excellent idea will look and see into a blow off valve, and how to implement it on the intake system (plenum)

Le Roux

Sent from my iPhone
Le Roux Breytenbach 

On 17 Feb 2020, at 19:03, Marc Wiese cardmarc@charter.net <flyrotary@lancaironline.net> wrote:



Only think I would think of is a backfire or transient causing a pressure that plenum couldn’t handle? Maybe put a blow off valve somewhere on it?

Marc

 

From: Rotary motors in aircraft
Sent: Sunday, February 16, 2020 3:46 AM
To: Rotary motors in aircraft <flyrotary@lancaironline.net>
Subject: [FlyRotary] Intake Plenum 13 B

 

Completed the intake manifold for my 13B "plugs up" mount.
Adjustable for the best performance (18 - 24 inch) then can be locked by silicone 50 mm hose
Next step to place the 4 injectors on the 44 mm intake runners.





 

Sent from my iPhone

Le Roux Breytenbach 

South Africa



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