X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from [66.219.56.253] (HELO mail.qnsi.net) by logan.com (CommuniGate Pro SMTP 5.2.14) with ESMTP id 3731482 for flyrotary@lancaironline.net; Wed, 24 Jun 2009 16:53:23 -0400 Received-SPF: none receiver=logan.com; client-ip=66.219.56.253; envelope-from=bhughes@qnsi.net Return-Receipt-To: "Bobby J. Hughes" Subject: RE: [FlyRotary] Re: 88HP vice 130 HP. [FlyRotary] Re: 295cc vs 495 cc Renesis Test[FlyRotary] MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----_=_NextPart_001_01C9F516.5BC0D1FE" Date: Wed, 24 Jun 2009 15:54:32 -0600 Disposition-Notification-To: "Bobby J. Hughes" Content-class: urn:content-classes:message X-MimeOLE: Produced By Microsoft Exchange V6.5 Message-ID: <74120FDE88CAFE4DBDA8814BCE20A3F315E514@qnsi-mail.qnsi.net> X-MS-Has-Attach: X-MS-TNEF-Correlator: Thread-Topic: [FlyRotary] Re: 88HP vice 130 HP. [FlyRotary] Re: 295cc vs 495 cc Renesis Test[FlyRotary] Thread-Index: Acn1E/XQZ1CbwArUQBW6djzeN6GTCAAAigMg References: From: "Bobby J. Hughes" To: "Rotary motors in aircraft" This is a multi-part message in MIME format. ------_=_NextPart_001_01C9F516.5BC0D1FE Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Tracy's rev limiter works. Problem is staying away from it on take-off with the MT electric prop. =20 Bobby ________________________________ From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Bill Bradburry Sent: Wednesday, June 24, 2009 2:35 PM To: Rotary motors in aircraft Subject: [FlyRotary] Re: 88HP vice 130 HP. [FlyRotary] Re: 295cc vs 495 cc Renesis Test[FlyRotary] Dennis, I don't think that doubling thing is supposed to happen except for the fuel flow thru the other set of injectors. I certainly could be wrong tho. I don't know what would happen to mine above 7500 rpm because I couldn't get there if I threw it off a cliff! :>) =20 You lost me with the 540 CC secondaries thing at the bottom. Did you mean 840 CC?? Your intake was similar to mine. What did you do to change it? =20 What is full static power? =20 Bill B=20 =20 ________________________________ From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Dennis Haverlah Sent: Wednesday, June 24, 2009 3:57 PM To: Rotary motors in aircraft Subject: [FlyRotary] Re: 88HP vice 130 HP. [FlyRotary] Re: 295cc vs 495 cc Renesis Test[FlyRotary] I agree that my Renesis engine was only producing about 70-80 HP on the small red primaries. When I run only on the primaries with the secondaries off and the=20 cold start line grounded my EM-2 tach RPM doubles - 4000 RPM shows up as 8000! My fuel flow numbers and HP numbers appear also to be doubled!! The 140 HP probably was actually 70 HP! However - when I operate with the primaries off and the secondaries on the RPM and other data is not doubled!! Somewhere above 7500 RPM the RPM number on the EM-2 goes to Zero (0). Is this due to the rev. limiter Tracy may have included? If so - does it control engine speed by disabling the secondaries? After the fatality several years ago because an apparent injector may have been disabled by foreign matter, I was determined to have duel injectors and ignition for each rotor. This morning I replaced the Renesis red 295 cc primary injectors with blue Renesis 495 cc injectors. When running with the secondaries on (540 cc I believe) and the primaries off I get full static power. Because I've changed intake and injectors I will need some time to calibrate fuel flow before I can accurately report static fuel flow numbers. =20 Dennis H. =20 ------_=_NextPart_001_01C9F516.5BC0D1FE Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

Tracy's rev limiter works. Problem is staying = away from=20 it on take-off with the MT electric prop.

Bobby

From: Rotary motors in aircraft=20 [mailto:flyrotary@lancaironline.net] On Behalf Of Bill=20 Bradburry
Sent: Wednesday, June 24, 2009 2:35 PM
To: = Rotary=20 motors in aircraft
Subject: [FlyRotary] Re: 88HP vice 130 HP.=20 [FlyRotary] Re: 295cc vs 495 cc Renesis = Test[FlyRotary]

Dennis,

I don’t think that doubling thing is = supposed to happen=20 except for the fuel flow thru the other set of injectors. I = certainly=20 could be wrong tho. I don’t know what would happen to mine = above 7500 rpm=20 because I couldn’t get there if I threw it off a cliff! =20 :>)

You lost me with the 540 CC secondaries thing = at the=20 bottom. Did you mean 840 CC?? Your intake was similar to = mine. =20 What did you do to change it?

What is full static = power?

Bill = B

From: Rotary=20 motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Dennis = Haverlah
Sent: Wednesday, June 24, 2009 = 3:57=20 PM
To: Rotary motors = in=20 aircraft
Subject: = [FlyRotary]=20 Re: 88HP vice 130 HP. [FlyRotary] Re: 295cc vs 495 cc Renesis=20 Test[FlyRotary]

I agree that my Renesis engine was = only=20 producing about 70-80 HP on the small red primaries. When I run = only on=20 the primaries with the secondaries off and the
cold start = line=20 grounded my EM-2 tach RPM doubles - 4000 RPM shows up as=20 8000! My fuel flow numbers and HP numbers appear also = to be=20 doubled!! The 140 HP probably was actually 70 = HP! =20 However - when I operate with the primaries off and the secondaries on the RPM and other data is not=20 doubled!! Somewhere above 7500 RPM the RPM number on the = EM-2 goes=20 to Zero (0). Is this due to the rev. limiter = Tracy may have=20 included? If so - does it control engine speed by disabling = the=20 secondaries?

After the fatality several years ago because an = apparent=20 injector may have been disabled by foreign matter, I was determined to = have duel=20 injectors and ignition for each rotor. This morning I replaced the = Renesis=20 red 295 cc primary injectors with blue Renesis 495 cc = injectors.

When=20 running with the secondaries on (540 cc I believe) = and the=20 primaries off I get full static power. Because I've = changed=20 intake and injectors I will need some time to calibrate fuel flow before = I can=20 accurately report static fuel flow numbers.

Dennis=20 H.

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