Received-SPF: pass
 receiver=logan.com; client-ip=66.147.249.6; envelope-from=jslade@canardaviation.com
DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=default; d=canardaviation.com;
	h=Received:Message-ID:Date:From:User-Agent:MIME-Version:To:Subject:References:In-Reply-To:Content-Type:Content-Transfer-Encoding:X-Identified-User;
	b=yDFq+M/hhmGNv1/dT+QWSC00vbmLQlZtTvMdp4ImJ2q8dXtOsSdCUTIbjK70TXEf4XWqjPGbUe+md0ExIWwmvSfxttaYkxIvN7AepB93eKrPlcBaESBD2vygT4atr2hB;
Message-ID: <4AA464F3.7010204@canardaviation.com>
Date: Sun, 06 Sep 2009 21:42:11 -0400
From: John Slade <jslade@canardaviation.com>
User-Agent: Thunderbird 1.5.0.14 (Windows/20071210)
MIME-Version: 1.0
To: Rotary motors in aircraft <flyrotary@lancaironline.net>
Subject: Re: [FlyRotary] Regarding Scott Emery's turbo manifold
References: <list-3839412@logan.com>
In-Reply-To: <list-3839412@logan.com>
Content-Type: text/plain; charset=ISO-8859-1; format=flowed
Content-Transfer-Encoding: 7bit

 > Is there a conventional wisdom as to when to use a waste gate.
Chris,
My wastegate is automatic. It takes a vacuum feed fro the intake 
manifold and cuts in and out automatically.
John

Chris Barber wrote:
> Scott/Group,
>  
> I was just looking at the turbo set up that you posted.  
> http://gallery.eaa326.org/members/semery/?g2_page=1  Thanks for posting.
>  
> It looks great.  It is continuing my motivation to pursue the turbo. I 
> also have the Conversions Concepts mount.  I too will likely have to 
> fabricate - read that as have fabricated since, contrary to my manly 
> man status :-), I know not how to weld :-(   - my turbo manifold.  I 
> like how clean and simple yours is.
>  
> I am trying to decide the best position for it.  The current extension 
> that I have on my engine - in order to clear the Mistral Injectors 
> location puts my aftermarket turbo manifold perilously close to my 
> aileron control linkage (about 3/4 of an inch, or so).  Also, it is 
> right up on the top of the cowling.
>  
> My question to you is, I did not notice a waste gate mounting place on 
> your turbo exhaust manifold.  Both my aftermarket manifolds have a 
> place to mount a waste gate.  Did I miss it, is the wastage internal 
> to the turbo? which I think is how Mazda did it, but figured this was 
> not the case with the larger T04's we seem to be using).  Where might 
> I add one to a manifold I would have made.  Would the position be 
> secondary to just putting it in the place with most clearance?
>  
> While I have learned a great deal about how turbo's work, I am far 
> from versed enough yet.  Is there a conventional wisdom as to when to 
> use a waste gate.  I thought they were standard and the primary means 
> to control boost, along with a pop off valve (if that is the correct 
> term and idea?)
>  
> Advice and insight is sought and appreciated.
>  
> Thanks in advance guys and gals.
>  
> All the best,
>  
> Chris
>  
> Cpl. Christopher Barber, JD
> Badge 330
> Bellaire Police Department
> 5110 Jessamine
> Bellaire, Texas 77401
>  
> 713-668-0487
> 713-662-8289 fax
>  
> CBarber@BellairePolice.com
>
> Warning: This e-mail transmission, and any documents, files or 
> previous e-mails attached to it, may contain confidential information 
> that is legally privileged. If you are not the intended recipient or 
> the person responsible for delivering it to the intended recipient, 
> you are hereby notified that any disclosure, copying, distribution or 
> use of any of the information contained in or attached to this 
> transmission is STRICTLY PROHIBITED. If you have received this 
> transmission in error, please immediately notify us by telephone at 
> 713-662-8132 and destroy the original transmission and its attachments 
> without reading them. Thank you.
>