Return-Path: Received: from [24.25.9.100] (HELO ms-smtp-01-eri0.southeast.rr.com) by logan.com (CommuniGate Pro SMTP 4.1.6) with ESMTP id 2703136 for flyrotary@lancaironline.net; Thu, 30 Oct 2003 12:29:05 -0500 Received: from o7y6b5 (clt78-020.carolina.rr.com [24.93.78.20]) by ms-smtp-01-eri0.southeast.rr.com (8.12.10/8.12.7) with SMTP id h9UHT1QU003630 for ; Thu, 30 Oct 2003 12:29:02 -0500 (EST) Message-ID: <001101c39f0a$cdac0d00$1702a8c0@WorkGroup> From: "Ed Anderson" To: "Rotary motors in aircraft" Subject: Fw: Shady Bend and Weather and the EDDIE Date: Thu, 30 Oct 2003 12:25:24 -0500 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_000E_01C39EE0.E492E180" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2800.1106 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1106 X-Virus-Scanned: Symantec AntiVirus Scan Engine This is a multi-part message in MIME format. ------=_NextPart_000_000E_01C39EE0.E492E180 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable This message was originally bounced by the Flyrotor server due to the = unread messages on my server. Here it is again. =20 Subject: Shady Bend and Weather and the EDDIE Hi Folks, Just got home after 5 "terrible" days of being stuck in Shady Bend = due to weather {:>). I mean how much worst could of it have been? = Stuck there with 5 guys who knew nothing to talk about but rotary = engines and aircraft, day and night. Just Pizza and beer to sustain us = (with an occasional donut - for vitamins) and Coffee to keep us awake. = It was as close to heaven as it comes for a rotary flier. Sorry the = rest of you were able to drive out and therefore missed the post event = activity. Yes, I know some of you had exciting adventures of your own = returning on our commercial air carriers - but, don't think they beat = the post event activities {:>) As everyone has mentioned, Tracy and Laura, produced a great event. = Well, to be more accurate, Laura, produced a great event and Tracy went = along for the ride {:>). Couldn't imagine two more gracious = host/hostess who not only worked their butts off to bring off the event, = but then were stuck for 5 more days with 4 of us. Three who couldn't = get out due to weather. Well, Laura could only stand so much and left = for Atlanta on Tuesday morning - leaving us guys to fin for ourselves - = the house is still standing, Laura. I think various reports have covered the events without me taking up = disk space repeating them. I just wanted to state that it was great = meeting some of you finally face to face, who I have chatted with for = several years over the e mail . Of course, great to again see those of = you who I had met before (even If I didn't always remember). =20 I was greatly honored be presented an award for my efforts to get = stories published on the flying rotaries. I am certain my old English = Teacher is smiling up in heaven and recalling when a young 12 year old = told her "... twarn't nuting 'portant - 'cept Math and Science" as she = tried to (rightly) convey how important communication skills were - even = for budding Engineers and Scientist. {:>) EDDIE I greatly appreciate the opportunity to present the EDDIE Presentation = to those of you there. It seems to have stood up well to the inquiring = minds present {:>). I hope in the not too distance future to refine = the value bounds for some of the variables in the equation, but nothing = was brought up (to my knowledge) that raised any doubt as to the logic = and structure of the basic EDDIE equations. So I feel fairly = comfortable that it represents a reasonably sound (no pun intended) = mathematical analysis of the phenomena and small advancement of our = rotary knowledge. For those of you who have inquired about the EDDIE presentation. An = effort was made to video tape it, however, I am not certain it was = totally successful - Tracy and Laura will let us know as soon as they = find out. I am going to attempt to put the presentation slides into PDF = format and Laura Crook has offered to put it on there RWS web page for = all (who are interested) to view. I need to write some script to go = with the slides, so it may be a week or two for me to get that finished = and then of course however, long it may take Laura to put it on the RWS = web page. Unusually Happening #147 to Ed Anderson Jim Mosur and I launched from Shady Bend around 0830. Kevin had = unfortunately done one of those things that no one else has ever done - = leaving his master own after returning from giving rides in his great = looking RV at Shady Bend. But, as we left Tracy had hooked up a battery = charger, so I'm certain that small problem was quickly corrected. Crossed the Okefenokee swamp at 5500 MSL, where I noticed that my oil = pressure began to fluctuate about the time I was dead center over the = Swamp. It appears that the fluctuation I thought I had imagined when I = shut the engine off when my exhaust pipe backed out of its header was = indeed real. The oil pressure which is normally rock solid at around 70 psi was = slowly wiggling its way up to 90 psi in 5 - 10 psi fluctuations. I = could detect no other indication that there might be a problem. But, = I'll tell you that I kept an eye out for clear cut areas, dirt roads, = anything that might possibly provide solid ground to touch down on = should I have to. Needless to say there would be no "precautionary" = shut downs of the engine over this swamp. But things like that do tend = to raise the pucker factor a bit {:>). Made it across the swamp and on to Way-Cross, Georgia where Jim and I = topped off the tanks and then Jim Launched headed to Canada trying to = get there before the next front rolls through and I headed for = Charlotte, NC. Well, on this leg, the oil pressure was again jumping = and now going up over 100 psi. I was beginning to suspect that there = was no real problem (at least it wasn't falling oil pressure) as there = was no other indication of a problem. I thought that if it were an oil problem it must be associated with my = recent reinstallation of the redrive and was wondering if I could do any = airborne analysis to find out. So I decided to pull a fraction of a "G" = to see the results. As soon as I put "Positive" loading on the = airframe, the oil pressure immediately dropped back to 70psi for a few = moments, before again wiggling back up to over 100 psi. =20 Aha! That provided the input to decide on the most likely cause of the = oil pressure fluctuation. Yes, you guessed it. Apparently the = electrical terminal to the oil pressure sensor can is loose. Several = more pull ups confirmed that with "Positive Gs" the terminal apparently = would make adequate contact. Negative "G's produced no effect. The = sensor/gauge combination I have, go to maximum reading on the gauge if = the ground connection fails, so this appears to be a intermittent = contact problem causing the gauge to bounce. So made the rest of the trip a bit more relaxed and got home around = 12:30. Too beat to take the cowl off to check the oil pressure sensor = terminal, so will do that this weekend. Again, I had a great time and enjoyed it enormously. See you there next = year. Best Regards Ed Ed Anderson RV-6A N494BW Rotary Powered Matthews, NC eanderson@carolina.rr.com ------=_NextPart_000_000E_01C39EE0.E492E180 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
This message was originally bounced by = the Flyrotor=20 server due to the unread messages on my server.  Here it is=20 again.
 
Subject: Shady Bend and Weather and the EDDIE

Hi Folks,
 
    Just got home after = 5 "terrible"=20 days of being stuck in Shady Bend due to weather {:>).  I mean = how much=20 worst could of it have been?  Stuck there with 5 guys who knew = nothing to=20 talk about but rotary engines and aircraft, day and night.  Just = Pizza and=20 beer to sustain us (with an occasional donut - for vitamins) and Coffee = to keep=20 us awake.  It was as close to heaven as it comes for a rotary = flier. =20 Sorry the rest of you were able to drive out and therefore missed the = post event=20 activity.  Yes, I know some of you had exciting adventures of your = own=20 returning on our commercial air carriers - but, don't think they beat = the post=20 event activities {:>)
 
  As everyone has mentioned, Tracy = and Laura,=20 produced a great event.   Well, to be more accurate, Laura, = produced a=20 great event and Tracy went along for the ride {:>).  Couldn't = imagine=20 two more gracious host/hostess who not only worked their butts off to = bring off=20 the event, but then were stuck for 5 more days with 4 of=20 us.  Three who couldn't get out due to weather.  = Well, Laura=20 could only stand so much and left for Atlanta on Tuesday morning - = leaving us=20 guys to fin for ourselves - the house is still standing, = Laura.
 
  I think various reports have = covered the=20 events without me taking up disk space repeating them.  I just = wanted to=20 state that it was great meeting some of you finally face to face, =  who I=20 have chatted with for several years over the e mail .  Of=20 course, great  to again see those of you who I had met before = (even If=20 I didn't always remember). 
 
   I was greatly honored be = presented an=20 award for my efforts to get stories published on the flying = rotaries.  I am=20 certain my old English Teacher is smiling up in heaven and recalling = when a=20 young 12 year old told her "... twarn't nuting 'portant - = 'cept Math=20 and Science" as she tried to (rightly) convey how = important=20 communication skills were - even for budding Engineers and Scientist.=20 {:>)
 
 EDDIE
 
  I greatly appreciate the = opportunity to=20 present the EDDIE Presentation to those of you there.  It seems to = have=20 stood up well to the inquiring minds present {:>). I hope  = in the=20 not too distance future to refine  the value bounds for some of the = variables in the equation, but nothing was brought up (to my knowledge) = that=20 raised any doubt as to the logic and structure of the basic EDDIE=20 equations.  So I feel fairly comfortable that it represents a = reasonably=20 sound (no pun intended) mathematical analysis of the phenomena and small = advancement of our rotary knowledge.
 
  For those of you who have = inquired about the=20 EDDIE presentation.  An effort was made to video tape it, however, = I am not=20 certain it was totally successful - Tracy and Laura will let us know as = soon as=20 they find out.  I am going to attempt to put the presentation = slides into=20 PDF format and Laura Crook has offered to put it on there RWS web page = for all=20 (who are interested) to view.  I need to write some script to go = with the=20 slides, so it may be a week or two for me to get that finished and then = of=20 course however, long it may take Laura to put it on the RWS web=20 page.
 
Unusually Happening #147 to Ed=20 Anderson
 
Jim Mosur and I launched from Shady = Bend around=20 0830.  Kevin had unfortunately done one of those things that no one = else=20 has ever done - leaving his master own after returning from giving rides = in his=20 great looking RV at Shady Bend.  But, as we left Tracy had hooked = up a=20 battery charger, so I'm certain that small problem was quickly=20 corrected.
 
Crossed the Okefenokee swamp at 5500 = MSL, where I=20 noticed that my oil pressure began to fluctuate about the time I was = dead center=20 over the Swamp.  It appears that the fluctuation I thought I had = imagined=20 when I shut the engine off when my exhaust pipe backed out of its header = was=20 indeed real.
 
The oil pressure which is normally rock = solid at=20 around 70 psi was slowly wiggling its way up to 90 psi in 5 - 10 psi=20 fluctuations.  I could detect no other indication that there might = be a=20 problem.  But, I'll tell you that I kept an eye out for clear cut = areas,=20 dirt roads, anything that might possibly provide solid ground to touch = down on=20 should I have to.  Needless to say there would be no = "precautionary" shut=20 downs of the engine over this swamp.  But things like that do tend = to raise=20 the pucker factor a bit {:>).
 
Made it across the swamp and on to = Way-Cross,=20 Georgia where Jim and I topped off the tanks and then Jim Launched = headed to=20 Canada trying to get there before the next front rolls through and I = headed for=20 Charlotte, NC.  Well, on this leg, the oil pressure was again = jumping and=20 now going up over 100 psi.  I was beginning to suspect that there = was no=20 real problem (at least it wasn't falling oil pressure) as there was no = other=20 indication of a problem.
 
I thought that if it were an oil = problem it must be=20 associated with my recent reinstallation of the redrive and was = wondering if I=20 could do any airborne analysis to find out.  So I decided to pull a = fraction of a "G" to see the results.  As soon as I put "Positive" = loading=20 on the airframe, the oil pressure immediately dropped back to 70psi for = a few=20 moments, before again wiggling back up to over 100 psi.  =
 
 Aha!  That provided the = input to decide=20 on the most likely cause of the oil pressure fluctuation.  Yes, you = guessed=20 it.  Apparently the electrical terminal to the oil pressure sensor = can is=20 loose.  Several more pull ups confirmed that with "Positive Gs" the = terminal apparently would make adequate contact.  Negative "G's = produced no=20 effect.  The sensor/gauge combination I have, go to maximum reading = on the=20 gauge if the ground connection fails, so this appears to be a = intermittent=20 contact problem causing the gauge to bounce.
 
So made the rest of the trip a bit=20 more relaxed and got home around 12:30. Too beat to take the cowl = off to=20 check the oil pressure sensor terminal, so will do that this=20 weekend.
 
Again, I had a great time and enjoyed = it=20 enormously.  See you there next year.
 
Best Regards
 
 
Ed
 
Ed Anderson
RV-6A N494BW Rotary=20 Powered
Matthews, NC
eanderson@carolina.rr.com
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