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Home > Technical Chat > Water Injection..... | |||||||
1267 Posts Member #: 831 Post Whore Montreal, Canada |
26th Apr, 2010 at 03:16:17pm
If you don't have enough advance, the fuel is going to burn in the exhaust and that's what you'll see. I'm not saying this is your problem but something to think about.
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Site Admin ![]() 9407 Posts Member #: 58 455bhp per ton 12 sec 1/4 mile road legal mini Sunny Bridgend, South Wales |
26th Apr, 2010 at 04:22:07pm
On 26th Apr, 2010 gr4h4m said:
StevieTurbo I run the evil suck through setup so temps can get high. Check this out. http://www.youtube.com/watch?v=HqBju8QEgKg I know the feeling, I had traction problems on the rollers so had to stand on the engine. Only then did I realise how ho my manifold got http://www.youtube.com/watch?v=tICt739NW7U On 15th May, 2009 TurboDave said:
I think the welsh one has it right! 1st to provide running proof of turbo twinkie in a car and first to run a 1/4 in one!! Is your data backed up?? one extra month free for all Turbo minis members, PM me for detials |
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![]() 4890 Posts Member #: 1775 Post Whore Chester |
26th Apr, 2010 at 05:37:09pm
That was with wheel spin. It was at a club RR day and the car made very very good power and the operator wanted to run again I said no thanks after seeing it... I run a supercharger and I don't care the TB is on the wrong side.
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![]() 4890 Posts Member #: 1775 Post Whore Chester |
26th Apr, 2010 at 07:59:31pm
On 26th Apr, 2010 jbelanger said:
If you don't have enough advance, the fuel is going to burn in the exhaust and that's what you'll see. I'm not saying this is your problem but something to think about. Jean Jean, so could it be too rich too? advance is a killer at full boost so it might be a bit of a trade off? I run a supercharger and I don't care the TB is on the wrong side.
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3594 Posts Member #: 655 Post Whore Northern Ireland |
26th Apr, 2010 at 08:36:55pm
Use better rollers and wheelspin wont be an issue.
9.85 @ 145mph
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![]() 774 Posts Member #: 6724 Post Whore Wootton Bassett |
27th Apr, 2010 at 07:52:12pm
On 15th Apr, 2010 MrOz said:
Hey folks, I've been looking for a topic to possibly cover for my Honours year Engineering Project, and was considering water injection control system. I'm looking at doing a similar thing for my 4th year project. Mine would be research for a company. Here's the blurb: "Future gasoline engines need to emit significantly less CO2 than current engines. Downsizing engines is one of the most attractive methods of achieving this objective, with a boost system (typically turbocharger) to achieve adequate performance at high load demand. Unfortunately high boost leads to pre-ignition problems, due to the high effective compression ratio. In this project, the use of water injection to suppress pre-ignition during high boost conditions will be examined. This will cool the inlet air, and increase the density, both of which will improve performance, while the pollutant emission, especially NOx, will be reduced. Engine experiments and computational modelling will be used to determine and predict the performance enhancement that is realisable." If I do the project I'll keep you all updated Dan Edited by dan187 on 27th Apr, 2010. |
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![]() 4890 Posts Member #: 1775 Post Whore Chester |
27th Apr, 2010 at 07:55:39pm
Well looking at the spec and asking on the website Devils own do a small nozzle, so I might price the kit up. The said there is a UK dealer but I'm waiting to find out who so I can get a UK price.
I run a supercharger and I don't care the TB is on the wrong side.
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3594 Posts Member #: 655 Post Whore Northern Ireland |
28th Apr, 2010 at 12:12:21am
Ive already said Aquamist are the people to talk to about small jets.
9.85 @ 145mph
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![]() 4890 Posts Member #: 1775 Post Whore Chester |
28th Apr, 2010 at 06:54:36pm
The sizing words were from Devils Own website and emails I have received, using their online calculator. I run a supercharger and I don't care the TB is on the wrong side.
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1267 Posts Member #: 831 Post Whore Montreal, Canada |
28th Apr, 2010 at 07:12:34pm
On 28th Apr, 2010 gr4h4m said:
The sizing words were from Devils Own website and emails I have received, using their online calculator. That should tell you something about them... I wouldn't use a product from someone telling me that you need to guess which one to use. As mentioned, there are some rules about how much water you should use and it should be really easy to find which nozzle will give you that. I can understand the need to experiment somewhat since all setups are different but you should have an idea of where to start and you should know exactly what each product will give you. Jean |
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![]() 4890 Posts Member #: 1775 Post Whore Chester |
28th Apr, 2010 at 07:30:39pm
I should have been more clear their calcultor is not as advanced as the one in the link as it only asks you some simple questions. They say its a best guestimate. I presume like most things you will need to go up and down on nozzle to see the effect on performance.
I run a supercharger and I don't care the TB is on the wrong side.
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![]() 2909 Posts Member #: 83 Post Whore Glasgow, Scotland |
28th Apr, 2010 at 08:27:41pm
On 28th Apr, 2010 gr4h4m said:
The progressive controllers control the voltage to the pump so you see a small variable psi to the nozzle. dont meen to be pedantic but if voltage is controlled the pump wont operate at full pressure at low flows so water wont be atomised aswell. my AEM progressive controller uses PWM :) just to clear that up for anyone wishing to DIY a system :) turbo 16v k-series 11.9@118.9 :)
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3594 Posts Member #: 655 Post Whore Northern Ireland |
28th Apr, 2010 at 09:42:21pm
All the controllers work the same way. None are way better than the other IMO.
9.85 @ 145mph
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![]() 4890 Posts Member #: 1775 Post Whore Chester |
30th Apr, 2010 at 03:54:10pm
check this out for an install. I dont know anything and that cant be a good idea can it?
I run a supercharger and I don't care the TB is on the wrong side.
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![]() 8297 Posts Member #: 408 Turbo Love Palace Fool Aylesbury |
30th Apr, 2010 at 04:40:19pm
Urm I wouldn't trust that jollop on the tap to catch all of the swarf! https://www.facebook.com/pages/Fusion-Fabri..._homepage_panel
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3594 Posts Member #: 655 Post Whore Northern Ireland |
30th Apr, 2010 at 06:50:45pm
What isnt a good idea ?
On 30th Apr, 2010 gr4h4m said:
check this out for an install. I dont know anything and that cant be a good idea can it? http://www.youtube.com/watch?v=8sVNij1iekw&feature=related 9.85 @ 145mph
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![]() 16540 Posts Member #: 4241 King Gaycharger, butt plug dealer, Sheldon Cooper and a BAC but generally a niceish fella if you dont mind a northerner Rotherham, South Yorkshire |
15th Sep, 2011 at 12:49:25pm
Gr4h4m
On 11th Feb, 2015 robert said:
i tried putting soap on it , and heating it to brown , then slathered my new lube on it ![]() |
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![]() 9502 Posts Member #: 1023 Post Whore Doncaster, South Yorkshire |
15th Sep, 2011 at 05:58:37pm
http://www.rbracing-rsr.com/waterinjection.html#calc
Yes i moved to the darkside |
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![]() 16540 Posts Member #: 4241 King Gaycharger, butt plug dealer, Sheldon Cooper and a BAC but generally a niceish fella if you dont mind a northerner Rotherham, South Yorkshire |
15th Sep, 2011 at 06:13:31pm
Thanks Brett. Lots to read up on there On 11th Feb, 2015 robert said:
i tried putting soap on it , and heating it to brown , then slathered my new lube on it ![]() |
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![]() 665 Posts Member #: 9345 Post Whore Sheffield |
15th Sep, 2011 at 06:25:44pm
Yes, and even the best in the business say any calculation is very much a guide, not a rule. Start small and work up if/as required. I will be using 120-150cc/min to start.
On 15th Sep, 2011 apbellamy said:
Thanks Brett. Lots to read up on there ![]() |
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![]() 9502 Posts Member #: 1023 Post Whore Doncaster, South Yorkshire |
15th Sep, 2011 at 06:47:09pm
there are links to some very good threads on other forums as posted by stevieturbo floating about on tm Yes i moved to the darkside |
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![]() 16540 Posts Member #: 4241 King Gaycharger, butt plug dealer, Sheldon Cooper and a BAC but generally a niceish fella if you dont mind a northerner Rotherham, South Yorkshire |
15th Sep, 2011 at 08:07:34pm
I've been reading the links that Stevie put up, but couldn't find a calculator.
On 11th Feb, 2015 robert said:
i tried putting soap on it , and heating it to brown , then slathered my new lube on it ![]() |
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![]() 4890 Posts Member #: 1775 Post Whore Chester |
15th Sep, 2011 at 08:23:47pm
I got a .35 and a .70 from here (I have a .35 which I tried first..
I run a supercharger and I don't care the TB is on the wrong side.
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![]() 16540 Posts Member #: 4241 King Gaycharger, butt plug dealer, Sheldon Cooper and a BAC but generally a niceish fella if you dont mind a northerner Rotherham, South Yorkshire |
16th Sep, 2011 at 09:30:32am
Thanks Gr4h4m. I'm thinking the .70 will be good for me. On 11th Feb, 2015 robert said:
i tried putting soap on it , and heating it to brown , then slathered my new lube on it ![]() |
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![]() 1596 Posts Member #: 8027 Post Whore Thrapston, Kettering, Northants NN14 |
16th Sep, 2011 at 07:49:59pm
Could you use your megajolt to controll the water injection? Food for thought. On 17th Feb, 2011 apbellamy said:
I popped my first one out the other day... |
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