X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from [66.219.56.248] (HELO qnsi-xch.qnsi.net) by logan.com (CommuniGate Pro SMTP 5.2c1) with ESMTP id 2570756 for flyrotary@lancaironline.net; Fri, 07 Dec 2007 09:30:58 -0500 Received-SPF: none receiver=logan.com; client-ip=66.219.56.248; envelope-from=bhughes@qnsi.net Content-class: urn:content-classes:message Return-Receipt-To: "Bobby J. Hughes" MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----_=_NextPart_001_01C838DD.A89087D2" Disposition-Notification-To: "Bobby J. Hughes" X-MimeOLE: Produced By Microsoft Exchange V6.5.6944.0 Subject: RE: [FlyRotary] Re: Methods of charge cooling was Water/Meth injection Date: Fri, 7 Dec 2007 08:30:03 -0600 Message-ID: X-MS-Has-Attach: X-MS-TNEF-Correlator: Thread-Topic: [FlyRotary] Re: Methods of charge cooling was Water/Meth injection Thread-Index: Acg4BVtbU9ax/17mTTOzaBb2lPg8uwA1/qkg From: "Bobby J. Hughes" To: "Rotary motors in aircraft" This is a multi-part message in MIME format. ------_=_NextPart_001_01C838DD.A89087D2 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Any idea at what altitude a 50 / 50 mix of ethanol and water would turn to vapor? What about venting and or containing the ethanol vapor?=20 =20 Bobby ________________________________ From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Bill Schertz Sent: Thursday, December 06, 2007 6:41 AM To: Rotary motors in aircraft Subject: [FlyRotary] Re: Methods of charge cooling was Water/Meth injection Ben, Jack Morrison, at Aurora Airport is running methanol-water injection in a supercharged IO-540 in an E-racer. It lowered his cylinder head and EGT temperatures. Bill Schertz KIS Cruiser #4045 N343BS (reserved) ----- Original Message -----=20 From: Ed Anderson =20 To: Rotary motors in aircraft =20 Sent: Tuesday, December 04, 2007 7:01 PM Subject: [FlyRotary] Methods of charge cooling was Water/Meth injection Ben, here is a URL that gives a number of different ways to cool the intake charge. You may find it interesting =20 =09 http://www.landracing.com/index.php?option=3Dcom_content&task=3Dview&id=3D= 24 =20 Ed ----- Original Message -----=20 From: Ben Baltrusaitis =20 To: Rotary motors in aircraft =20 Sent: Tuesday, December 04, 2007 3:00 PM Subject: [FlyRotary] Water/Meth injection I have moved away from the Rotary (shame on me) and toward the Subaru. I have been researching how to get more torque and found the only way is with boost. The street Subaru guys are injecting water and methanol to avoid detonation under high boost--getting 450 hp from 2.5 liters. The methanol and water cool the charge while the methanol also increases the octane. This allows them to run 89 or 91 octane fuel under low boost w/o injection and have high octane-high boost with injection. The injection is set to start at a certain boost pressure or rpm level. =20 I am going to go this route in my aerobatic biplane so I can run on cheap fuel in econo cruise and still not detonate while doing full throttle aerobatics. =20 One of the side benefits of this injection is lower EGTs--as much as 400 degrees. Has anyone done any testing with water injection to lower EGTs? =20 Another benefit is much cleaner combustion chambers. That sounds useful to me, too. =20 http://forums.nasioc.com/forums/showthread.php?t=3D937176 =20 http://www.slowboyracing.com/estore/home.php?cat=3D4559 =20 Ben=20 ------_=_NextPart_001_01C838DD.A89087D2 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable
Any idea at what altitude a 50 / 50 mix of ethanol = and water=20 would turn to vapor? What about venting and or containing the = ethanol=20 vapor?
 
Bobby

From: Rotary motors in aircraft=20 [mailto:flyrotary@lancaironline.net] On Behalf Of Bill=20 Schertz
Sent: Thursday, December 06, 2007 6:41 = AM
To: Rotary=20 motors in aircraft
Subject: [FlyRotary] Re: Methods of charge = cooling=20 was Water/Meth injection

Ben,
Jack Morrison, at Aurora Airport = is running=20 methanol-water injection in a supercharged IO-540 in an E-racer. It = lowered his=20 cylinder head and EGT temperatures.
Bill Schertz
KIS Cruiser #4045
N343BS (reserved)
----- Original Message -----
From:=20 Ed=20 Anderson
Sent: Tuesday, December 04, = 2007 7:01=20 PM
Subject: [FlyRotary] Methods of = charge=20 cooling was Water/Meth injection

Ben, here is a URL = that gives a=20 number of different ways to cool the intake charge.  You may find = it=20 interesting
 
http://www.landracing.com/index.php?option=3Dcom_con= tent&task=3Dview&id=3D24
 
Ed
----- Original Message -----
From:=20 Ben=20 Baltrusaitis
To: Rotary motors in = aircraft=20
Sent: Tuesday, December 04, = 2007 3:00=20 PM
Subject: [FlyRotary] = Water/Meth=20 injection

I have moved away from the Rotary (shame on me) and toward the = Subaru.=20 I have been researching how to get more torque and found the only = way is=20 with boost. The street Subaru guys are injecting water and methanol = to avoid=20 detonation under high boost--getting 450 hp from 2.5 liters. The = methanol=20 and water cool the charge while the methanol also increases the = octane.=20 This allows them to run 89 or 91 octane fuel under low boost w/o = injection=20 and have high octane-high boost with injection. The injection is set = to=20 start at a certain boost pressure or rpm level.
 
I am going to go this route in my aerobatic biplane so I can = run on=20 cheap fuel in econo cruise and still not detonate while doing full = throttle=20 aerobatics.
 
One of the side benefits of this injection is lower EGTs--as = much as=20 400 degrees. Has anyone done any testing with water injection to = lower=20 EGTs?
 
Another benefit is much cleaner combustion chambers. That = sounds=20 useful to me, too.
 
http:/= /forums.nasioc.com/forums/showthread.php?t=3D937176
 
http://w= ww.slowboyracing.com/estore/home.php?cat=3D4559
 
Ben 
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