X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from [65.54.250.86] (HELO hotmail.com) by logan.com (CommuniGate Pro SMTP 5.0.6) with ESMTP id 917044 for flyrotary@lancaironline.net; Sat, 07 Jan 2006 21:04:02 -0500 Received-SPF: pass receiver=logan.com; client-ip=65.54.250.86; envelope-from=lors01@msn.com Received: from mail pickup service by hotmail.com with Microsoft SMTPSVC; Sat, 7 Jan 2006 18:03:16 -0800 Message-ID: Received: from 4.171.114.29 by BAY115-DAV14.phx.gbl with DAV; Sun, 08 Jan 2006 02:03:16 +0000 X-Originating-IP: [4.171.114.29] X-Originating-Email: [lors01@msn.com] X-Sender: lors01@msn.com From: "Tracy Crook" To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] First Engine Start Date: Sat, 7 Jan 2006 21:03:12 -0500 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0099_01C613CD.C5447820" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: MSN 9 X-MimeOLE: Produced By MSN MimeOLE V9.10.0011.1703 Seal-Send-Time: Sat, 7 Jan 2006 21:03:12 -0500 X-OriginalArrivalTime: 08 Jan 2006 02:03:16.0714 (UTC) FILETIME=[B0967CA0:01C613F7] This is a multi-part message in MIME format. ------=_NextPart_000_0099_01C613CD.C5447820 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Sounds good Bob. Glad to hear that another EC2 ran more or less OK out = of the box. The natural resonance of the drive train is around 800 - 1000 rpm so = don't be surprised if you can't get things perfectly smooth there. An = idle of 1200 - 1500 is perfectly acceptable in most aircraft (including = mine). That's about 460 rpm at the prop which is less than most Lycs = idle at. Tracy (finally out of Soob SVX controller hell) ----- Original Message -----=20 From: Bob White=20 To: Rotary motors in aircraft=20 Sent: Saturday, January 07, 2006 8:44 PM Subject: [FlyRotary] First Engine Start I'm happy to report that I actually started my engine today. The only terrifying event was due to a momentary brain fade on my part. For some reason I was thinking the throttle had to be all the way in to be off. Not sure why I got that into my head. Maybe because I've kept = it in that position just so it was out of the way while I worked on the electrical for the last month. Any way, I cranked it over, it sort of fired a little but did't start. I hit the cold start switch and BAM, it took off at WOT. Sorry to say I don't know what the RPM reading = was as I was flipping every switch I could get my hands on to get it stopped. Glad I had primed the oil pump with the starter the other day. So the first 10 seconds or so of my first start was at WOT. = Also glad I had a prop on it. I got that all sorted out and restarted the engine. I ran it for = 10-20 minutes and noted some random parameters. Today's goal was to start = the engine, not take data. I ran till the oil temp read 156 and water 182 before I shut it down. Oil pressure at first start indicated 97 psi. I didn't check at shutdown. The gear box seemed to rattle around 1000 rpm, but it idles pretty = good above 1200 or so. (I need to start reading some of the EC2 and EM2 instructions.) I made no attempt to set mixture or anything, and all = of the sensors are using the default settings. The actual values may change as I get calibration data. I do have Tracy's latest self adjusting mixture feature, and it did seem like the engine smoothed = out as it ran. tried to take some video of the first start, but for some reason it didn't work. The tape moved but nothing was recorded. Later I = recorded running the engine again. As soon as I relearn how to get it onto the computer, I will post a short clip on my web site. *Jerry Hey's Cool Tube Exhaust system. The best I can tell, this exhaust is doing a great job. I took one quick reading from the wing tip on the exhaust side of the plane. I saw 97 db on mode C and about 3000 rpm (Radio Shack sound meter). I will get more complete data in days to come. There were a half dozen people standing around watching all this, and no one mentioned = anything about the exhaust noise. All I can say is I'm thrilled to reach this milestone. Bob W. --=20 http://www.bob-white.com N93BD - Rotary Powered BD-4 (The engine is running) Custom Cables for your rotary installation - http://www.roblinphoto.com/shop/ -- Homepage: http://www.flyrotary.com/ Archive and UnSub: = http://mail.lancaironline.net/lists/flyrotary/ ------=_NextPart_000_0099_01C613CD.C5447820 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
Sounds good Bob.  Glad to hear that another EC2 ran more or = less OK=20 out of the box.
 
The natural resonance of the drive train is around 800 - 1000 rpm = so don't=20 be surprised if you can't get things perfectly smooth there.  An = idle of=20 1200 - 1500 is perfectly acceptable in most aircraft (including = mine). =20 That's about 460 rpm at the prop which is less than most Lycs idle=20 at.
 
Tracy (finally out of Soob SVX controller hell)
----- Original Message -----
From: Bob White
To: Rotary motors in = aircraft
Sent: Saturday, January 07, = 2006 8:44=20 PM
Subject: [FlyRotary] First = Engine=20 Start


I'm happy to report that I actually started my = engine=20 today.  The only
terrifying event was due to a momentary brain = fade on=20 my part.  For
some reason I was thinking the throttle had to = be all=20 the way in to be
off.  Not sure why I got that into my = head. =20 Maybe because I've kept it
in that position just so it was out of = the way=20 while I worked on the
electrical for the last month.  Any way, = I=20 cranked it over, it sort of
fired a little but did't start.  I = hit the=20 cold start switch and BAM,
it took off at WOT.  Sorry to say I = don't=20 know what the RPM reading was
as I was flipping every switch I = could get my=20 hands on to get it
stopped.  Glad I had primed the oil pump = with the=20 starter the other
day.  So the first 10 seconds or so of my = first=20 start was at WOT.  Also
glad I had a prop on it.

I got = that all=20 sorted out and restarted the engine.  I ran it for = 10-20
minutes and=20 noted some random parameters.  Today's goal was to start = the
engine,=20 not take data.  I ran till the oil temp read 156 and water = 182
before=20 I shut it down.  Oil pressure at first start indicated 97 = psi.
I=20 didn't check at shutdown.

The gear box seemed to rattle around = 1000=20 rpm, but it idles pretty good
above 1200 or so.  (I need to = start=20 reading some of the EC2 and EM2
instructions.)  I made no = attempt to=20 set mixture or anything, and all of
the sensors are using the = default=20 settings.  The actual values may
change as I get calibration=20 data.  I do have Tracy's latest self
adjusting mixture = feature, and it=20 did seem like the engine smoothed out
as it ran.

 tried = to take=20 some video of the first start, but for some reason it
didn't work. = The tape=20 moved but nothing was recorded.  Later I recorded
running the = engine=20 again.  As soon as I relearn how to get it onto the
computer, = I will=20 post a short clip on my web site.

*Jerry Hey's Cool Tube = Exhaust=20 system.

The best I can tell, this exhaust is doing a great = job.  I=20 took one
quick reading from the wing tip on the exhaust side of the = plane.  I
saw 97 db on mode C and about 3000 rpm (Radio Shack = sound=20 meter).  I
will get more complete data in days to come.  = There=20 were a half dozen
people standing around watching all this, and no = one=20 mentioned anything
about the exhaust noise.

All I can say is = I'm=20 thrilled to reach this milestone.

Bob W.

--
http://www.bob-white.com
N93BD = - Rotary=20 Powered BD-4 (The engine is running)
Custom Cables for your rotary=20 installation -
http://www.roblinphoto.com/shop= /

--
Homepage: =20 http://www.flyrotary.com/
Archi= ve and=20 UnSub:   http://mail.lanca= ironline.net/lists/flyrotary/
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