X-Virus-Scanned: clean according to Sophos on Logan.com From: "William Jepson" Received: from mail-vk0-f43.google.com ([209.85.213.43] verified) by logan.com (CommuniGate Pro SMTP 6.1.12) with ESMTPS id 9052617 for flyrotary@lancaironline.net; Thu, 20 Oct 2016 17:07:02 -0400 Received-SPF: pass receiver=logan.com; client-ip=209.85.213.43; envelope-from=wrjjrs@gmail.com Received: by mail-vk0-f43.google.com with SMTP id q126so91287042vkd.2 for ; Thu, 20 Oct 2016 14:07:03 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:from:date:message-id:subject:to; bh=obw3hHipY7rzpJkSADyP8CpVsDPmtTNhfyVdVQcELzY=; b=eJf5k6rwxZE1wED7N43lLb1NfGDAKNSkj3ck0ITV9fZ2nOuXrLpvrqR4CablANbyPh yA846iB7f3h+7h6vEg7isbJxZFF8jg/tpnJe5wagY1bspuDC0SQO1HZ7l5onwCbKU7zh cmdXOFZ4a5X5qNRrLMCqxgI+E/PLdJyRUh525OJBSkNm8L38cGXe+4idDsfxilY+P5it IZN2EMGdZwDIs0OtqOBUp7youDavs91fzb++i4z8qcn+RkxNpQOdLdqxubTdx+wl5xaK BAIHcZWxwn8+ZHq6+Z+iWzonpYV+WRAOZ/0isMIPX8HPDuf5IUeD1mfoJ/dayvhTeXVb 8xNg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:mime-version:in-reply-to:references:from:date :message-id:subject:to; bh=obw3hHipY7rzpJkSADyP8CpVsDPmtTNhfyVdVQcELzY=; b=KkQA6ZrCJVKvMht3PUKN9WFLXfgsLju6N6DhhDpkolSk3mfj3se6AJteq86UxJXlL3 23G8O9z/2DZ5o5BBXcnwpuPEOk+hEYHKrH4JDVWz2eJHNJMWzEJSad7K2zw70DEXyeZU wVgPUY1WhcgpJsfyVKmFQuQm3XCzcceXCfqZoeBJYaIVIoSNZi7l6tzTBc38OzU//cAA G9UpGOuVz1+blCiKsnwKma1Ap6aP+F0v68jG/u3+qWtJfCBzHAjBtUMyYgwFy5UThDHz Hqlp8ohvuUYV/8ebZyyi+sK14s1lhuRFio4NeJ2Xfck6pFTpE6Nr98+s225dWtSrGFL1 n53g== X-Gm-Message-State: AA6/9Rm1biRBhfxMFe+ozVBzyU5iTt/McGqClse1RATES6O6dNT7Egg5RX3vMID2w1CHEBNZ/Y9WotMfacS3iA== X-Received: by 10.31.76.134 with SMTP id z128mr4024664vka.59.1476997605473; Thu, 20 Oct 2016 14:06:45 -0700 (PDT) MIME-Version: 1.0 Received: by 10.103.81.201 with HTTP; Thu, 20 Oct 2016 14:06:44 -0700 (PDT) In-Reply-To: References: Date: Thu, 20 Oct 2016 14:06:44 -0700 Message-ID: Subject: Re: [FlyRotary] Re: [Flyrotary] Re: Just a bit of a update To: Rotary motors in aircraft Content-Type: multipart/alternative; boundary=001a114dad509bc327053f524d57 --001a114dad509bc327053f524d57 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Bobby, Working on getting setup for the P-ports now. Once we decide to release them I will post about it. Do you have housings put aside for it? Bill On Thu, Oct 20, 2016 at 1:29 PM, Bobby J. Hughes < flyrotary@lancaironline.net> wrote: > Bill, > > > > I think I miscommunicated. I=E2=80=99m not in favor of welding to the lin= er. I was > merely stating that Mark=E2=80=99s has work for about 150 hours but who k= nows for > how much longer? So when can you p-port me a couple of housings? > > > > Bobby > > > > *From:* Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] > *Sent:* Thursday, October 20, 2016 1:06 PM > *To:* Rotary motors in aircraft > *Subject:* [FlyRotary] Re: [Flyrotary] Re: Just a bit of a update > > > > I'm replying to a couple posts here so if I'm a bit disjointed bear with > me. First, for Charlie. I have been working with Steve, at the location o= f > the dyno frequently. Yes I obviously have heard the muffler first hand. I= t > works great. I am glad there isn't a huge HP penalty! For Bobby, Mark's > work was super he spoke to Steve and I on several occasions. His passing = is > very sad. With regard to the welded p-port. You can do it if you want but= I > won't fly behind it. Just too risky without post-weld heat treatment. A > crack with any water pressure behind it will put water directly into the > combustion chamber. > > Bill Jepson > > > > On Oct 20, 2016 8:37 AM, "Bobby J. Hughes" > wrote: > > I intended to say the =E2=80=9Cguy=E2=80=99s=E2=80=9D down under referrin= g to Neil and Christian. > I=E2=80=99m really happy to see the renewed development efforts for PSRU = options > and P-Port housings. Also enjoying the increased flyrotary list activity. > > > > Bobby > > > > *From:* Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] > *Sent:* Thursday, October 20, 2016 9:05 AM > *To:* Rotary motors in aircraft > *Subject:* [FlyRotary] Re: [Flyrotary] Re: Just a bit of a update > > > > Bill, > > If no sealant is used then I=E2=80=99m assuming the coolant passages are = not > totally blocked. Mark Steitle=E2=80=99s P-Port has about 150 hours with = the > inserts welded to the liner. Mark was an excellent welding and I=E2=80=99= m sure he > back purged to minimize crystallization. But who knows how long they wil= l > last and the failure mode. Small coolant leak, large coolant leak or apex > seal failure. At least with the 20B an apex seal failure is not likely to > stress the gearbox and should allow for a safe landing with a reasonable > smooth engine. Not so with 2 rotors. > > > > Any chance you guys will offer the p-port housing service to folks on thi= s > list? I=E2=80=99ve got another FWF renesis under slow development in the = garage. > Getting close to finishing up the plugs up oil pan and block off plate. T= he > exhaust headers and turbo are next and then the intake manifold. On the > fence about the p-port but I=E2=80=99m encouraged by all the effort and s= eemingly > positive results from your efforts and they guy down under. I=E2=80=99m = running > 7000 rpm / 38=E2=80=9D MP for takeoff with the super charger and cruise a= t 4800 =E2=80=93 > 5200 rpm / 28-32=E2=80=9D MP. P-Porting would probably allow for lower MP= for > takeoff and still normalize for cruise. > > > > Bobby > > RV10 \ Super Charged Renesis > > About 400 hobbs / 310 flight hours > > bhughes@qnsi.net > > > > > > *From:* Rotary motors in aircraft [mailto:flyrotary@lancaironline.net > ] > *Sent:* Monday, October 17, 2016 5:59 PM > *To:* Rotary motors in aircraft > *Subject:* [FlyRotary] Re: Just a bit of a update > > > > Charlie, > > Pardon my haste in the original reply. The butterflies are very similar t= o > the original, with the exception that we have devised a new way to make > them that doesn't require drilling through the housings. Can't say more > right now other than we do NOT use epoxy in the housings and NO sealing > problems. Don't expect any. Also we DO NOT weld to the liner as sometimes > pushed by others. I do not believe you can weld to the liner without > catastrophic failure later. I believe you will either fail your apex seal= s > or crack the weld due to crystallization of the steel. The muffler is a > MAJOR win. It is quieter than a unmuffled Lyc, and successfully kills the > annoying hi frequencies. It is more restrictive than some but only costs = us > a few HP. It also fits in an RV-3! I am experimenting with a larger versi= on > in hopes of repeating the success with a bit less restriction on cowls th= at > aren't as tight as the RV-3 > > Bill > > > > On Mon, Oct 17, 2016 at 3:15 PM, Charlie England < > flyrotary@lancaironline.net> wrote: > > Hi Bill, > > > > Thanks for the link. I've been following it on the Homebuilt Airplanes > forum; are you 'billsrv4' over there? > > > > I've been trying to find a throttle mechanism in the video, but don't see > one. Are they using the custom 'in the housing' butterflies, like the > original Powersport engine? > > > > Have you heard it run in person? If so, does the muffler work as well as > it seems to in the video? (Hard to know how much the audio is clipped in > level on a recording.) > > > > Thanks, > > > > Charlie > > > > On Mon, Oct 17, 2016 at 4:52 PM, William Jepson < > flyrotary@lancaironline.net> wrote: > > Since it has been so quiet thought I would make some noise. > > Try this package on for size. > > https://www.youtube.com/watch?v=3DEfreUJt-Fsk. > > Think you will find it interesting. > > Bill > > > > > --001a114dad509bc327053f524d57 Content-Type: text/html; charset=UTF-8 Content-Transfer-Encoding: quoted-printable
Bobby, Working on getting setup for the P-ports now. Once = we decide to release them I will post about it. Do you have housings put as= ide for it?=C2=A0

Bill

On Thu, Oct 20, 2016 at 1:29 PM, Bobby = J. Hughes <flyrotary@lancaironline.net> wrote:
=

Bill,

=C2=A0

I think I miscommunicated. I=E2= =80=99m not in favor of welding to the liner. I was merely stating that Mar= k=E2=80=99s has work for about 150 hours but who knows for how much longer?= So when can you p-port me a couple of housings?

=C2=A0=

Bobby

=C2=A0=

From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net]
Sent: Thursday, October 20, 2016 1:06 PM
To: Rotary motors in aircraft
Subject: [FlyRotary] Re: [Flyr= otary] Re: Just a bit of a update

=

=C2=A0

I'm replying to a cou= ple posts here so if I'm a bit disjointed bear with me. First, for Char= lie. I have been working with Steve, at the location of the dyno frequently= . Yes I obviously have heard the muffler first hand. It works great. I am g= lad there isn't a huge HP penalty! For Bobby, Mark's work was super= he spoke to Steve and I on several occasions. His passing is very sad. Wit= h regard to the welded p-port. You can do it if you want but I won't fl= y behind it. Just too risky without post-weld heat treatment. A crack with = any water pressure behind it will put water directly into the combustion ch= amber.

Bill Jepson

=C2=A0

On Oct 20, 2016 8:37 AM, "Bobby J. Hughes" <flyrotary@lancair= online.net> wrote:

I intended to say the = =E2=80=9Cguy=E2=80=99s=E2=80=9D down under referring to Neil and Christian.= =C2=A0 I=E2=80=99m really happy to see the renewed development efforts for = PSRU options and P-Port housings. Also enjoying the increased flyrotary lis= t activity.

=C2=A0

Bobby

=C2=A0

=

From: Rotary m= otors in aircraft [mailto:flyrotary@lancaironline.net]
= Sent: Thursday, October 20, 2016 9:05 AM
= To: Rotary motors in aircraft
Subject: [FlyRotary] = Re: [Flyrotary] Re: Just a bit of a update

=C2=A0

<= p class=3D"MsoNormal">Bill,=

If no sealant is used= then I=E2=80=99m assuming the coolant passages are not totally blocked.=C2= =A0 Mark Steitle=E2=80=99s P-Port has about 150 hours with the inserts weld= ed to the liner. Mark was an excellent welding and I=E2=80=99m sure he back= purged =C2=A0to minimize crystallization. But who knows how long they will= last and the failure mode. Small coolant leak, large coolant leak or apex = seal failure. At least with the 20B an apex seal failure is not likely to s= tress the gearbox and should allow for a safe landing with a reasonable smo= oth engine. Not so with 2 rotors. =C2=A0

=C2=A0

Any chance you guys will of= fer the p-port housing service to folks on this list? I=E2=80=99ve got anot= her FWF renesis under slow development in the garage. Getting close to fini= shing up the plugs up oil pan and block off plate. The exhaust headers and = =C2=A0turbo are next and then the intake manifold. On the fence about the p= -port but I=E2=80=99m encouraged by all the effort and seemingly positive r= esults from your efforts and they guy down under.=C2=A0 I=E2=80=99m running= 7000 rpm / 38=E2=80=9D MP for takeoff with the super charger and cruise at= 4800 =E2=80=93 5200 rpm / 28-32=E2=80=9D MP. P-Porting would probably allo= w for lower MP for takeoff and still normalize for cruise.

=C2=A0=

Bobby

RV10 = \ Super Charged Renesis

About 400 hobbs / 310 flight hours=

bhughes@qnsi.net<= /u>

=C2=A0

=C2=A0

From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] Sent: Monday, October 17, 2016 5:59 PM
To: Rotary motors= in aircraft
Subject: [FlyRotary] Re: Just a bit of a update

=C2=A0

Charlie,

P= ardon my haste in the original reply. The butterflies are very similar to t= he original, with the exception that we have devised a new way to make them= that doesn't require drilling through the housings. Can't say more= right now other than we do NOT use epoxy in the housings and NO sealing pr= oblems. Don't expect any. Also we DO NOT weld to the liner as sometimes= pushed by others. I do not believe you can weld to the liner without catas= trophic failure later. I believe you will either fail your apex seals or cr= ack the weld due to crystallization of the steel. The muffler is a MAJOR wi= n. It is quieter than a unmuffled Lyc, and successfully kills the annoying = hi frequencies. It is more restrictive than some but only costs us a few HP= . It also fits in an RV-3! I am experimenting with a larger version in hope= s of repeating the success with a bit less restriction on cowls that aren&#= 39;t as tight as the RV-3

Bill

=C2=A0

On Mon, Oct 17, 2016 at 3:15 PM, C= harlie England <flyrotary@lancaironline.net> wrote:

<= p class=3D"MsoNormal">Hi Bill,

=C2=A0

Thanks for the l= ink. I've been following it on the Homebuilt Airplanes forum; are you &= #39;billsrv4' over there?

=C2=A0

I've be= en trying to find a throttle mechanism in the video, but don't see one.= Are they using the custom 'in the housing' butterflies, like the o= riginal Powersport engine?=C2=A0

=C2=A0

Have you= heard it run in person? If so, does the muffler work as well as it seems t= o in the video? (Hard to know how much the audio is clipped in level on a r= ecording.)

=C2=A0=

Thanks,

=C2=A0

Charlie

=C2=A0

On Mon, Oct= 17, 2016 at 4:52 PM, William Jepson <flyrotary@lancaironline.net> wrote:

Since it has been so quiet thou= ght I would make some noise.

T= ry this package on for size.

= Think you will find it intere= sting.

Bill

=C2=A0

=C2=A0

=

--001a114dad509bc327053f524d57--