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Old 17-08-2013, 12:13 AM
RICE RACING RICE RACING is offline
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Default Re: A few questions concerning preTurbo water injection

You are not loosing any power on the WM50 mixture at all IF you run equivalent boost As this is exactly the difference you have in torque
7% or so ........

2.25 absolute bar / 2.1 bar absolute

= 1.071 * 331 = ~355N/m

Do NOT touch your timing! if you want to try and pick up a bit of power put your boost back to the fuel only setting !!! and then take up my advice to reduce your injection amount, and IT WILL MAKE MORE POWER ON WM50

Regards
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  #2  
Old 17-08-2013, 07:03 AM
parmas parmas is offline
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Default Re: A few questions concerning preTurbo water injection

Quote:
Originally Posted by RICE RACING View Post
You are not loosing any power on the WM50 mixture at all IF you run equivalent boost As this is exactly the difference you have in torque
7% or so ........

2.25 absolute bar / 2.1 bar absolute

= 1.071 * 331 = ~355N/m

Do NOT touch your timing! if you want to try and pick up a bit of power put your boost back to the fuel only setting !!! and then take up my advice to reduce your injection amount, and IT WILL MAKE MORE POWER ON WM50

Regards
When injecting water or meth or combined ignition advance must be increased according injection amounts. You will ALWAYS LOOSE POWER when injecting water/meth without increasing advance.

NOTES:

1 . The introduction of water will allow higher boost pressures to be run without detonation. Higher pressures will increase torque

2 . Water Injection allows ignition timing to be more aggressive

3 . Boost does not automatically mean retard your timing

4 . The cooling of potential hot spots in the combustion chamber defeats pre-ignition, the most destructive form of uncontrolled or unplanned combustion

5 . Water injection has a cooling effect on the engine head, valves, and cylinder

6 . Excessive amounts of ignition retard will cause a loss of power and overheating

7 . Water does not burn. There will be no combusting of the hydrogen in the H2O

8 . Injection of 15% water reduces knock better than increasing fuel 4-5 Octane

9 . Injection of water reduces inlet air temperature equal more power


Check this website if any of you say otherwise http://mywintek.com/waterinjection.htm
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  #3  
Old 17-08-2013, 02:47 PM
RICE RACING RICE RACING is offline
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Join Date: Oct 2003
Location: Utopia
Posts: 511
Default Re: A few questions concerning preTurbo water injection

Quote:
Originally Posted by parmas View Post
When injecting water or meth or combined ignition advance must be increased according injection amounts. You will ALWAYS LOOSE POWER when injecting water/meth without increasing advance.

NOTES:

1 . The introduction of water will allow higher boost pressures to be run without detonation. Higher pressures will increase torque

2 . Water Injection allows ignition timing to be more aggressive

3 . Boost does not automatically mean retard your timing

4 . The cooling of potential hot spots in the combustion chamber defeats pre-ignition, the most destructive form of uncontrolled or unplanned combustion

5 . Water injection has a cooling effect on the engine head, valves, and cylinder

6 . Excessive amounts of ignition retard will cause a loss of power and overheating

7 . Water does not burn. There will be no combusting of the hydrogen in the H2O

8 . Injection of 15% water reduces knock better than increasing fuel 4-5 Octane

9 . Injection of water reduces inlet air temperature equal more power


Check this website if any of you say otherwise http://mywintek.com/waterinjection.htm

LOL @ your "notes" = worthless
Your STUPID: none qualified "notes" do nothing for the posters question nor did you pick up on the FACT that he is making exactly the same power on WM50 as he does on petrol alone if you take into account the lower boost pressure. Your post about "it should spool up faster" with pre turbo WI shows you #1 have no idea of what you are talking about and #2 have never done this let alone run a car with it!
Your 9 point plan is "retarded" Wikipedia ish in quality and context.
I suggest you maybe come back to this forum and post advice when you have actually run a water injected car and can contribute something of your own???????? just an idea most who do post here have actually a mountain of experience with water injection over decades on some cases, and speak from first hand experience......... not re hashed generalities.
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RICESP > F40 > Zonda > ZR1
Water Injection Specialist
"Can't be defeated!, don't know the word!, shoulder to shoulder!, we'll fight the world!, WE CAN'T BE BEATEN!!!"

Last edited by RICE RACING; 17-08-2013 at 02:53 PM.
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