X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from imf22aec.mail.bellsouth.net ([205.152.59.70] verified) by logan.com (CommuniGate Pro SMTP 5.0.7) with ESMTP id 964709 for flyrotary@lancaironline.net; Thu, 02 Feb 2006 08:00:50 -0500 Received-SPF: pass receiver=logan.com; client-ip=205.152.59.70; envelope-from=atlasyts@bellsouth.net Received: from ibm65aec.bellsouth.net ([72.153.149.102]) by imf22aec.mail.bellsouth.net with ESMTP id <20060202130001.PSMQ27557.imf22aec.mail.bellsouth.net@ibm65aec.bellsouth.net> for ; Thu, 2 Feb 2006 08:00:01 -0500 Received: from [192.168.0.100] (really [72.153.149.102]) by ibm65aec.bellsouth.net with ESMTP id <20060202130000.JPS13866.ibm65aec.bellsouth.net@[192.168.0.100]> for ; Thu, 2 Feb 2006 08:00:00 -0500 Mime-Version: 1.0 (Apple Message framework v746.2) In-Reply-To: References: Content-Type: multipart/alternative; boundary=Apple-Mail-4--483245393 Message-Id: <44703F09-3351-4BF0-92C5-7C19D383DE93@bellsouth.net> From: Bulent Aliev Subject: Re: [FlyRotary] Re: Suitability of NPG for Rotary Engine use Date: Thu, 2 Feb 2006 08:00:28 -0500 To: "Rotary motors in aircraft" X-Mailer: Apple Mail (2.746.2) --Apple-Mail-4--483245393 Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset=US-ASCII; delsp=yes; format=flowed Lynn, what is the purpose of the dishwashing soap? Bulent "Buly" Aliev http://tinyurl.com/dcy36 On Feb 2, 2006, at 7:13 AM, Lehanover@aol.com wrote: > In a message dated 2/1/2006 10:34:29 PM Eastern Standard Time, > wschertz@ispwest.com writes: > ** speculation/theory** > The only reason for using this stuff is to make the people selling > it happy. > > I have never seen it in a racing situation. Distilled water, maybe > 10% antifreeze, a teaspoon full of dishwashing soap. Put the 18-24 > pound pressure cap on the make up tank. Get the air out of the > system and that is the best you can do. At 6,000 RPM the stock pump > will empty the coolant in 10 seconds or less. > > If it won't cool with the above setup, it isn't the setup. Its > airflow/exchanger size/ distribution. > > All bets are off for turbo installations. > > On cool days we run a 160 degree thermostat and tape off part of > the radiator (Griffin). > Normally, (up to the hottest days) no thermostat, full radiator. > Top temp is 180. Oil is 190. > It takes a big oil radiator to cool a rotary. I have three 13 row > Setrabs. > > If you watch the movies of the instruments after a race, you would > think the engine must be junk. Not the case at all. Even an early > downshift that takes the engine right past the rev limit > (the drivers other hobby) of 9,600 RPM has no affect at all. > > I have yet to see an aircraft installation that looked like it > could put out more than 200 HP. > The two GM cores are enough for water. Oil is a poor transfer > medium so it takes a bigger cooler to do the same job (remove the > same number of BTUs per second). > > There is just no magic involved. There is no need to reinvent the > wheel for each installation. > If you have cooling problems at 180 HP, how will you ever enjoy a > 200 HP installation? > > The HP is the easy part. Get the cooling right first. > > Just my opinion,............I could be wrong. > > Are there any opinions on a good airfoil for 2,400 pounds going 200 > MPH? > > Lynn E. Hanover > > --Apple-Mail-4--483245393 Content-Transfer-Encoding: quoted-printable Content-Type: text/html; charset=ISO-8859-1 Lynn, what is the purpose of the = dishwashing soap?
Bulent "Buly" = Aliev

 =

On Feb 2, 2006, at 7:13 AM, Lehanover@aol.com wrote:

=
In a message dated 2/1/2006 10:34:29 PM Eastern Standard Time, wschertz@ispwest.com = writes:
** = speculation/theory**
=
The only reason for using this stuff is to make the people selling = it happy.
=A0
I have never seen it in a racing = situation. Distilled water, maybe 10% antifreeze, a teaspoon full of = dishwashing soap. Put the 18-24 pound pressure cap on the make up tank. = Get the air out of the system and that is the best you can do. At 6,000 = RPM the stock pump will empty the coolant in 10 seconds or less. =A0
=
=A0
If it won't cool with the above setup, it isn't the = setup. Its airflow/exchanger size/ distribution.
=A0
=
All bets are off for turbo installations.
=A0
=
On cool days we run a 160 degree thermostat and tape off part of = the radiator (Griffin).
Normally, (up to the hottest days) no = thermostat, full radiator. Top temp is 180. Oil is 190.
It = takes a big oil radiator to cool a rotary. I have three 13 row = Setrabs.
=A0
If you watch the movies of the = instruments after a race, you would think the engine must be junk. Not = the case at all. Even an early downshift that takes the engine right = past the rev limit
(the drivers other hobby) of 9,600 RPM has = no affect at all.
=A0
I have yet to see an = aircraft installation that looked like it could put out more than 200 = HP.
The two GM cores are enough for water. Oil is a poor = transfer medium so it takes a bigger cooler to do the same job (remove = the same number of BTUs per second).
=A0
There is = just no magic involved. There is no need to reinvent the wheel for each = installation.
If you have cooling problems at 180 HP, how = will you ever enjoy a 200 HP installation?
=A0
=
The HP is the easy part. Get the cooling right first.
=
=A0
Just my opinion,............I could be wrong.
=
=A0
Are there any opinions on a good airfoil for 2,400 = pounds going 200 MPH?
=A0
Lynn E. Hanover
=
=A0
=A0

= --Apple-Mail-4--483245393--