X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from mail-yx0-f180.google.com ([209.85.213.180] verified) by logan.com (CommuniGate Pro SMTP 5.4.1) with ESMTPS id 5091768 for flyrotary@lancaironline.net; Sun, 14 Aug 2011 10:55:49 -0400 Received-SPF: pass receiver=logan.com; client-ip=209.85.213.180; envelope-from=rwstracy@gmail.com Received: by yxi11 with SMTP id 11so7449383yxi.25 for ; Sun, 14 Aug 2011 07:55:14 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=subject:references:from:content-type:x-mailer:in-reply-to :message-id:date:to:content-transfer-encoding:mime-version; bh=Y880lgSLdP2EUL4qZ4D0QV2QKYkNvjcKEllfMXNiYk8=; b=rW97miTG9xwHPg4vXCAmP40K0Tj6cHOmb921bu+VEqFleUPb/JVChe6jJwPjDQj5NC kp0bQ7/WBn5TBaYgGAsKj+RWA7YxgvB/kAgVoWaLTMU0Xc9pw9TpkRlURvIfppAK2ITm xeFdUwYxnHT9PqkauGj71JFK7z0XJO6bX9PDA= Received: by 10.236.201.129 with SMTP id b1mr9709907yho.20.1313333714103; Sun, 14 Aug 2011 07:55:14 -0700 (PDT) Return-Path: Received: from [10.0.1.2] (99-197-145-127.cust.wildblue.net [99.197.145.127]) by mx.google.com with ESMTPS id s62sm3848071yhn.19.2011.08.14.07.55.06 (version=TLSv1/SSLv3 cipher=OTHER); Sun, 14 Aug 2011 07:55:12 -0700 (PDT) Subject: Re: [FlyRotary] Renesis Question References: From: Tracy Content-Type: text/plain; charset=us-ascii X-Mailer: iPad Mail (8F191) In-Reply-To: Message-Id: <869F5521-7605-4F99-B803-01EA1D1AACC2@gmail.com> Date: Sun, 14 Aug 2011 10:54:54 -0400 To: Rotary motors in aircraft Content-Transfer-Encoding: quoted-printable Mime-Version: 1.0 (iPad Mail 8F191) There is no difference between supercharging a Renesis and any other engine.= If you choose the appropriate supercharger and pulley ratios and mount th= e hardware properly, it will work. But don't underestimate the size of the= task. Tracy Sent from my iPad On Aug 14, 2011, at 1:01 AM, Samuel Treffinger = wrote: > I think my brain has had a meltdown: I am thinking about "supernormalizing= " the Renesis engine. Is this even possible. The idea is to use a by-passabl= e positive displacement type blower (roots type...probably an eaton m90) fed= to an intercooler that then sends air to the engine. If my thinking is corr= ect, and it probably isn't, this would eliminate the complex N/A intake, whi= le not over-boosting the Renesis engine. Also, the supercharger being a posi= tive displacement blower would in theory produce more boost than is needed b= y the engine at all rpm levels, eliminating the "peeky" torque of boosted en= gines. The excess (above standard intake) pressure would be controlled via a= n automatic or manual waste-gate. Please shoot my idea down if it is insane,= but i would like some constructive criticism if it is available. >=20 > Sam