Return-Path: Received: from relay1.mail.twtelecom.net ([216.136.102.250] verified) by logan.com (CommuniGate Pro SMTP 4.3c2) with ESMTP id 775921 for flyrotary@lancaironline.net; Tue, 08 Mar 2005 17:57:06 -0500 Received-SPF: neutral receiver=logan.com; client-ip=216.136.102.250; envelope-from=hsanders@bellsouth.net Received: from herbhehbdwmte2 (66-162-168-98.gen.twtelecom.net [66.162.168.98]) by relay1.mail.twtelecom.net (Postfix) with ESMTP id 43BD94FF4 for ; Tue, 8 Mar 2005 15:50:29 -0600 (CST) From: "Herb Sanders" To: "'Rotary motors in aircraft'" Subject: RE: [FlyRotary] Re: Paul's Speed Queen Date: Tue, 8 Mar 2005 16:56:10 -0600 Message-ID: <000001c52432$08b28890$1900a8c0@herbhehbdwmte2> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0001_01C523FF.BE181890" X-Priority: 3 (Normal) X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook, Build 10.0.4510 Importance: Normal In-Reply-To: X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.2180 This is a multi-part message in MIME format. ------=_NextPart_000_0001_01C523FF.BE181890 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Paul, It looks like you are on a good track, refining what you have, and = do something more drastic only after you have improved this engine to the limit. Hope you get the time and confidence to bring it to Sun & Fun so = we can all see your handiwork. Herb =20 -----Original Message----- From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Paul Sent: Tuesday, March 08, 2005 3:59 PM To: Rotary motors in aircraft Subject: [FlyRotary] Re: acetone ? =20 Hi, Herb....I am still playing with it on the ground. I did a couple of aborted takeoffs yesterday, and it seemed to be running fine. Today I = ran it with the top cowling off to see how many rpm's I could get with unrestricted airflow into the TWM throttlebody. Today it only went to = 5250 rpm's static. Last week I had it up to 5600 rpm's static. By the time = I was starting to play with the mixture settings, the temps were getting = too hot, so I shut it down for the day. Hopefully tomorrow I will get to do = it again, and this time I will have more time to adjust prior to = overheating temps are reached. The engine is running very smoothly, with no hesitation anywhere = from idle (800 rpm) to full throttle (5250 rpm's). I finished the ram air = scoop on the cowling to bring inflight ram air to the throttlebody intake. I = am also making an aluminum scoop that bolts to the throttlebody, which is = kind of like a short periscope that protrudes into the fiberglass ram air = intake scoop I just made (on the cowling). That way, any incoming air has = nowhere else to go but to feed the throttlebody. It is all fabricated, I just = need to get it welded.( I do not want any screws or nuts on this intake that might possibly come loose and be ingested into the engine). Call me = chicken, I don't care. I also purchased an MS HA-6 sidedraft carburetor. I am going to = make an intake plenum for it similar to Ron Gowan's rotary powered LongEZ = system, except that the intake runners will be shorter, since his is mounted = plugs up, and mine is mounted oil pan down. Haven't commited to the = carburetor yet, as I am still giving the ECU one last chance to prove it's virtues. = =20 The HA-6 carb has manual mixture control and would eliminate a lot = of electrical current demand on my system if I dump the two high pressure = fuel pumps, electrically fired injectors, etc. I could also dump the controversial fuel return line, vented sump tank, etc, etc. The down = side is I will have to hook up a mixture control lever and supply carb heat. = The carb's close proximity to the exhaust makes carb heat provision very = easy, of course. Decisions, decisions. Guess I shouldn't complain as I do = have a good flying canard aircraft with which I get to make these = decisions....only the engine/fuel system needs more experimentation. Glad it's an experimental, and I am allowed to experiment. I also purchased street ported 4-port turbo engine parts, and an = extra 6 port NA engine, so that I can use two engines to make one street = ported 4-port with NA rotors and housings. On the other hand, if I get my 5600 static rpm's back on my present 1989 turbo engine (minus turbo), I just might keep and be happy with what I have on the plane right now. That = extra rpm would probably put me over 200 mph, and I would be quite satisfied = with that. I could always sell what I don't need. Paul, sorry I bored you = to death, Conner ----- Original Message -----=20 No virus found in this incoming message. Checked by AVG Anti-Virus. Version: 7.0.308 / Virus Database: 266.6.3 - Release Date: 3/7/2005 ------=_NextPart_000_0001_01C523FF.BE181890 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Message

Paul, It looks like you are on a = good track, refining what you have, and do something more drastic only after = you have improved this engine to the limit. Hope you get the time and = confidence to bring it to Sun & Fun so we can all see your handiwork. = Herb

 

-----Original Message-----
From: Rotary motors in = aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Paul
Sent: Tuesday, March 08, = 2005 3:59 PM
To: Rotary motors in = aircraft
Subject: [FlyRotary] Re: = acetone ?

 

Hi, Herb....I am still playing with it on the ground. = I did a couple of aborted takeoffs yesterday, and it seemed to be running = fine.  Today I ran it with the top cowling off to see how many rpm's I could = get with unrestricted airflow into the TWM throttlebody. Today it only went to = 5250 rpm's static.   Last week I had it up to 5600 rpm's = static.  By the time I was starting to play with the mixture settings, the temps = were getting too hot, so I shut it down for the day.  Hopefully tomorrow = I will get to do it again, and this time I will have more time to adjust prior = to overheating temps are reached.

      The engine is running = very smoothly, with no hesitation anywhere from idle (800 rpm) to full = throttle (5250 rpm's).  I finished the ram air scoop on the cowling to bring inflight ram air to the throttlebody intake.  I am also making an = aluminum scoop that bolts to the throttlebody, which is kind of like a short = periscope that protrudes into the fiberglass ram air intake scoop I just made (on = the cowling). That way, any incoming air has nowhere else to go but to feed = the throttlebody. It is all fabricated, I just need to get it welded.( I do = not want any screws or nuts on this intake that might possibly come loose = and be ingested into the engine). Call me chicken, I don't care.

     I also purchased an MS HA-6 sidedraft carburetor. I am going to make an intake plenum for it similar = to Ron Gowan's rotary powered LongEZ system, except that the intake runners = will be shorter, since his is mounted plugs up, and mine is mounted oil pan = down.  Haven't commited to the carburetor yet, as I am still giving the ECU one = last chance to prove it's virtues. 

      The HA-6 carb has = manual mixture control and would eliminate a lot of electrical current demand = on my system if I dump the two high pressure fuel pumps, electrically = fired injectors, etc.  I could also dump the controversial fuel return line, vented sump tank, etc, etc.  The down side is I will = have to hook up a mixture control lever and supply carb heat. The carb's = close proximity to the exhaust makes carb heat provision very easy, of course.  Decisions, decisions.  Guess I shouldn't complain as I do = have a good flying canard aircraft with which I get to make these = decisions....only the engine/fuel system needs more experimentation.  Glad it's an experimental, and I am allowed to experiment.

     I also purchased street = ported 4-port turbo engine parts, and an extra 6 port NA engine, so = that I can use two engines to make one street ported 4-port with NA rotors and housings. On the other hand, if I get my 5600 static rpm's back on my = present 1989 turbo engine (minus turbo), I just might keep and be happy with = what I have on the plane right now.  That extra rpm would probably put me = over 200 mph, and I would be quite satisfied with that.  I could always = sell what I don't need.  Paul, sorry I bored you to death, = Conner

----- Original Message -----

No virus found in this incoming message.
Checked by AVG Anti-Virus.
Version: 7.0.308 / Virus Database: 266.6.3 - Release Date: = 3/7/2005

------=_NextPart_000_0001_01C523FF.BE181890--