X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from [66.219.56.245] (HELO mail.qnsi.net) by logan.com (CommuniGate Pro SMTP 5.4.0) with ESMTP id 5043067 for flyrotary@lancaironline.net; Tue, 05 Jul 2011 18:43:32 -0400 Received-SPF: none receiver=logan.com; client-ip=66.219.56.245; envelope-from=bhughes@qnsi.net Content-class: urn:content-classes:message Return-Receipt-To: "Bobby J. Hughes" Subject: RE: [FlyRotary] Water injection system MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----_=_NextPart_001_01CC3B6E.31D3E174" Disposition-Notification-To: "Bobby J. Hughes" Date: Tue, 5 Jul 2011 17:49:35 -0600 X-MimeOLE: Produced By Microsoft Exchange V6.5 Message-ID: <74120FDE88CAFE4DBDA8814BCE20A3F32F97D9@qnsi-mail.qnsi.net> X-MS-Has-Attach: X-MS-TNEF-Correlator: Thread-Topic: [FlyRotary] Water injection system Thread-Index: Acw4avjHlrAGzTpBTbiRywR2ubd5swC/wH5Q References: From: "Bobby J. Hughes" To: "Rotary motors in aircraft" This is a multi-part message in MIME format. ------_=_NextPart_001_01CC3B6E.31D3E174 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Dave, =20 Try these links http://www.snowperformance.net/products.php?p_cat=3D319=20 = http://www.snowperformance.net/product.php?pk=3D17 =20 = http://www.snowperformance.net/product.php?pk=3D23 =20 You will need a nozzle and fitting to mate with the =BC" hose. With one = 100cc nozzle my intake temp drop to 10-15F above an OAT of 90F. Cooler = OAT's narrow the gap. One nozzle sprayed directly on the intercooler = should keep it from getting heat soaked. A second nozzle after the = intercooler would help guard against detonation. My pump produces around = 230 psi and makes a nice fog. The pump control circuit allows me to arm = the system before takeoff. Actually I leave it armed most of the time. I = have a flashing LED that turns on with the pump. I then monitor the = intake charge temp on takeoff roll. When temps confirm the water = injection is working I increase the boost to about 39" MP for climb. I'm = using distilled water except during our very short winter. For the = winter I'm using windshield fluid for freeze protection. The windshield = fluid contains alcohol but I have no intention of fooling around with = Tracy's timing curve.=20 =20 Bobby =20 ________________________________ From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On = Behalf Of David Leonard Sent: Friday, July 01, 2011 8:41 PM To: Rotary motors in aircraft Subject: [FlyRotary] Water injection system =20 Bobby, Thanks so much for the help. So, is that 100cc/min? Then in a 15 min = race I would only use 1.5L of ADI? If so, I could easly addapt my = existing smoke system to double as ADI injection. (It holds about 3 = gal). That would make it really easy! I would probably use 2 100cc and = turn them on manually at 40" - I am only using the system for a handful = of races.. =20 I didn't see just the nozzles on any on the Snow Performance web site. = Should I just call them? =20 --=20 David Leonard Turbo Rotary RV-6 N4VY http://N4VY.RotaryRoster.net =20 http://RotaryRoster.net =20 On Fri, Jul 1, 2011 at 4:31 PM, Bobby J. Hughes = wrote: Dave, =20 I'm using an ET150 110V pump with 1/8" NPTF fittings. It's rated for = continuous duty and weights a little over a pound. Snow Performance for = nozzles and fittings. I based the controller on the attached pdf. The = LM339 chip will allow you to control up to four different nozzles = triggered at different MP sensor voltages. So you could trigger a 60CC = injector at 36 MP and another 60cc at 40 MP etc. I run one 100CC = triggered at 32 MP with no intercooler for climb.=20 =20 http://www.clarksol.com/html/prodspecsET50-BPump.cfm =20 http://www.lovehorsepower.com/images/WI/Controller/water_injection_contro= ller_schematic3.jpg=20 =20 Bobby ________________________________ From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On = Behalf Of David Leonard Sent: Friday, July 01, 2011 1:40 PM=20 To: Rotary motors in aircraft Subject: [FlyRotary] Re: [Bulk] [FlyRotary] Re: GSL393/74028 Fuel Pump = Replacement/Fuel Leak =20 =20 =20 =20 On Jun 30, 2011, at 11:42 PM, "Bill Bradburry" = wrote: It will be difficult to burn more than about 20 gal per with a = rotary. Maybe as much as 30 gal with a turbocharged 20b. =20 Bill B =20 =09 =20 I was seeing upwards of 30 gph with my turbo 13B while running the = pylons at Reno. That would be about 45gph with a turbo 20B. Course I = was running really rich to be sure I avoided detonation.. Am trying to = design a water injection system to use more boost and run a little = leaner. --=20 David Leonard Turbo Rotary RV-6 N4VY http://N4VY.RotaryRoster.net =20 http://RotaryRoster.net =20 -- Homepage: http://www.flyrotary.com/ Archive and UnSub: = http://mail.lancaironline.net:81/lists/flyrotary/List.html ------_=_NextPart_001_01CC3B6E.31D3E174 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable

Dave,

 

Try these links http://w= ww.snowperformance.net/products.php?p_cat=3D319

=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0= =A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0 http://www.sn= owperformance.net/product.php?pk=3D17 =A0

=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0= =A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0 http://www.sn= owperformance.net/product.php?pk=3D23

 

You will need a nozzle and fitting = to mate with the =BC” hose. With one 100cc nozzle my intake temp drop to = 10-15F above an OAT of 90F. Cooler OAT’s narrow the gap. One nozzle = sprayed directly on the intercooler should keep it from getting heat soaked. A = second nozzle after the intercooler would help guard against detonation. My = pump produces around 230 psi and makes a nice fog. The pump control circuit = allows me to arm the system before takeoff. Actually I leave it armed most of = the time. I have a flashing LED that turns on with the pump. I then monitor = the intake charge temp on takeoff roll. When temps confirm the water = injection is working I increase the boost to about 39” MP for climb. I’m = using distilled water except during our very short winter. For the winter = I’m using windshield fluid for freeze protection. The windshield fluid = contains alcohol but I have no intention of fooling around with Tracy’s timing curve. =

 

Bobby

 

From: = Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of David Leonard
Sent: Friday, July 01, = 2011 8:41 PM
To: Rotary motors in = aircraft
Subject: [FlyRotary] = Water injection system

 

Bobby,

Thanks so much for the help.  So, is that 100cc/min?  = Then in a 15 min race I would only use 1.5L of ADI?  If so, I could easly = addapt my existing smoke system to double as ADI injection. (It holds about 3 = gal).  That would make it really easy!  I would probably use 2 100cc = and turn them on manually at 40" - I am only using the system for a = handful of races..

 

I didn't see just the nozzles on any on the Snow Performance web = site.  Should I just call them?

 

-- 
David Leonard

Turbo Rotary RV-6 N4VY
http://N4VY.RotaryRoster.net
http://RotaryRoster.net

On Fri, Jul 1, 2011 at 4:31 PM, Bobby J. Hughes <bhughes@qnsi.net> = wrote:

Dave,

 

I’m using an ET150 110V pump with 1/8” NPTF = fittings. It’s rated for continuous duty and weights a little over a pound. = Snow Performance for nozzles and fittings.  I based the controller on = the attached pdf. The LM339 chip will allow you to control up to four different = nozzles triggered at different MP sensor voltages.  So you could trigger a = 60CC injector at 36 MP and another 60cc at 40 MP etc. I run one 100CC = triggered at 32 MP with no intercooler for climb.

 

http://www.clarksol.com/html/prodspecsET50-BPump.cfm

 

http://www.lovehorsepower.com/images/WI/Controller/wate= r_injection_controller_schematic3.jpg

 

 Bobby

From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of David = Leonard
Sent: Friday, July 01, = 2011 1:40 PM


To: Rotary motors in = aircraft

Subject: = [FlyRotary] Re: [Bulk] [FlyRotary] Re: GSL393/74028 Fuel Pump Replacement/Fuel = Leak

 

 

=

 

 

On Jun 30, 2011, at 11:42 PM, "Bill Bradburry" <bbradburry@bellsouth.net> wrote:

  It will be difficult to burn more than about 20 gal = per with a rotary.  Maybe as much as 30 gal with a turbocharged = 20b.

 

Bill B

 


 

I was seeing upwards of 30 gph with my turbo 13B while running the pylons at = Reno. That = would be about 45gph with a turbo 20B.  Course I was running really rich to be = sure I avoided detonation..  Am trying to design a water injection system = to use more boost and run a little leaner.

-- =
David Leonard

Turbo Rotary RV-6 N4VY
http://N4VY.RotaryRoster.net
http://RotaryRoster.net


--
Homepage:  http://www.flyrotary.com/
Archive and UnSub:   http://mail.lancaironline.net:81/lists/flyrotary/List.h= tml



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