X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from mail-ww0-f50.google.com ([74.125.82.50] verified) by logan.com (CommuniGate Pro SMTP 5.3.10) with ESMTP id 4587272 for flyrotary@lancaironline.net; Sun, 21 Nov 2010 15:59:19 -0500 Received-SPF: pass receiver=logan.com; client-ip=74.125.82.50; envelope-from=rwstracy@gmail.com Received: by wwd20 with SMTP id 20so6429656wwd.7 for ; Sun, 21 Nov 2010 12:58:45 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:received:sender:received :in-reply-to:references:date:x-google-sender-auth:message-id:subject :from:to:content-type; bh=psZjSktFY11qz6qugpZ9j+9cUfDh1xC0Kz7pS19NElU=; b=pWnSXqzlOx9s8rm2JjqhloGx3ad3NjQmeWaMPvg3q+qmwFmK6bFo+lN9wcW3CI7H7C c7Aoyghb5AVbQsKbR5EUoRXVJcrjTrHefrNzU8YlpqNZTqOBhp84fNEY5c7uMz+vsNk9 rb70WtqItmSDubAdiewR5P9C3IF3MMzBRa068= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:sender:in-reply-to:references:date :x-google-sender-auth:message-id:subject:from:to:content-type; b=LqJ+KjOa0gVlbYnbgnmhXKkF6Upz1wSkF+rgff1QNBCMo2LXk2CBalxgllacPw41FM ydrpMHvwdN+3m/u7Pg9pms3J7Y/vTtNB5pYARt5Y4CVtSZCW/nzUuU8C0tHKvnE8nxD6 i5HhQ36tcviNOC6CiL7dn2b8Wk3oUeddXeDfE= MIME-Version: 1.0 Received: by 10.216.161.147 with SMTP id w19mr4142156wek.88.1290373121398; Sun, 21 Nov 2010 12:58:41 -0800 (PST) Sender: rwstracy@gmail.com Received: by 10.216.21.145 with HTTP; Sun, 21 Nov 2010 12:58:41 -0800 (PST) In-Reply-To: References: Date: Sun, 21 Nov 2010 15:58:41 -0500 X-Google-Sender-Auth: UWhCg4_2nyF-mqXOohDlv5FeOuA Message-ID: Subject: Re: [FlyRotary] Re: Nitro in a rotary aircraft - N/A 20B? From: Tracy To: Rotary motors in aircraft Content-Type: multipart/alternative; boundary=0016e65b5d6e87603504959667bd --0016e65b5d6e87603504959667bd Content-Type: text/plain; charset=ISO-8859-1 I think Ken is right that the EC3 would work fine with nitrous but to be on the safe side you could set the B controller up with less ignition advance and/or disable the trailing coils during takeoff with the nitros shot. There is a coil disable input on the EC3 for coil testing that could be used for that purpose. Tracy On Sun, Nov 21, 2010 at 12:48 PM, Dustin Lobner wrote: > Ken, > > How easy would it be to add it after the fact? I'm building a Bearhawk, > planning to put it on floats eventually, but not right away. The nitro > would be assistance getting off the water, same as you. If I were to add > the nitro when I add floats, how hard would that be? > > Dustin > > > On Sun, Nov 21, 2010 at 11:19 AM, Ken Welter wrote: > >> >> I have been running NOS with a 125 hp burst to get my Coot up on the >> step and out of the water, without it I would just have a boat that could >> not fly, I think it would work fine with Tracy's setup as the nitrous system >> adds extra fuel to make up for the extra oxygen, use only the NOS brand >> system as most other systems are junk. >> Ken >> >> >> >> >> On Nov 21, 2010, at 8:21 AM, Dustin Lobner wrote: >> >> Yeah, I'll put that idea to rest for awhile then. Thanks! >> >> Dustin >> >> On Sun, Nov 21, 2010 at 6:42 AM, Tracy wrote: >> >>> Nitrous systems that I've seen have a completely independent system for >>> injecting additional fuel when the nitrous is on. The EC3 has no way of >>> knowing anything about the NOX system so it does nothing different. >>> >>> Tracy >>> >>> >>> On Sun, Nov 21, 2010 at 1:26 AM, Dustin Lobner wrote: >>> >>>> Some talk on HomeBuiltAirplanes.com forums brought up the question, has >>>> someone ever used nitrous oxide on a rotary aircraft install? I'm pretty >>>> sure a supercub-type plane did that awhile back (on a Lyco) for a super >>>> short takeoff roll using a fixed pitch cruise prop (with a crapton of HP at >>>> takeoff). That's close to my application in the end, probably with a N/A >>>> 20B, hence the interest. >>>> >>>> Tracy, how would your EC3 handle short bursts of nitro? Would that >>>> totally throw the mixture curve, would I need to manual adjust while doing >>>> it, or would it auto compensate somehow? >>>> >>>> Thanks! >>>> >>>> Dustin >>>> Rockford, IL >>>> >>> >>> >> >> > --0016e65b5d6e87603504959667bd Content-Type: text/html; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable I think Ken is right that the EC3 would work fine with nitrous but to be on= the safe side you could set the B controller up with less ignition advance= and/or disable the trailing coils during takeoff with the nitros shot.=A0= =A0 There is a coil disable input on the EC3 for coil testing that could be= used for that purpose.

Tracy

On Sun, Nov 21, 2010 at 12:48 P= M, Dustin Lobner <dmlobner@gmail.com> wrote:
Ken,

How easy would it be to add it after the fact?=A0 I'm build= ing a Bearhawk, planning to put it on floats eventually, but not right away= .=A0 The nitro would be assistance getting off the water, same as you.=A0 I= f I were to add the nitro when I add floats, how hard would that be?

Dustin


On Sun, Nov 21, 2010 at 11:19 AM, Ken Welter &= lt;rotarycoot= .ken@gmail.com> wrote:

=A0=A0I have been= running NOS with a 125 hp burst to get my Coot up on the step and out of t= he water, without it I would just have a boat that could not fly, I think i= t would work fine with Tracy's setup as the nitrous system adds extra f= uel to make up for the extra oxygen, use only the NOS brand system as most = other systems are junk.
=A0Ken



On Nov 21, 2010, at 8:21 AM, Dustin Lobner wrote:
Yeah, I'll put that idea to rest for aw= hile then.=A0 Thanks!

Dustin

On Sun, Nov 21, 2010 at 6:42 A= M, Tracy <tracy@rotaryaviation.com> wrote:
Nitrous systems t= hat I've seen have a completely independent system for injecting additi= onal fuel when the nitrous is on.=A0 The EC3 has no way of knowing anything= about the NOX system so it does nothing different.

Tracy


On Sun,= Nov 21, 2010 at 1:26 AM, Dustin Lobner <dmlobner@gmail.com> wrote:
Some talk on Ho= meBuiltAirplanes.com forums brought up the question, has someone ever u= sed nitrous oxide on a rotary aircraft install?=A0 I'm pretty sure a su= percub-type plane did that awhile back (on a Lyco) for a super short takeof= f roll using a fixed pitch cruise prop (with a crapton of HP at takeoff).= =A0 That's close to my application in the end, probably with a N/A 20B,= hence the interest.

Tracy, how would your EC3 handle short bursts of nitro?=A0 Would that t= otally throw the mixture curve, would I need to manual adjust while doing i= t, or would it auto compensate somehow?

Thanks!

Dustin
Rockford, IL





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