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I.C. Engines Discuss home made Internal Combustion engines here!


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Old 08-14-2008, 09:26 PM
 
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water conversion done to a gas vehicle

Hi anyone here done a water conversion to their car?
I am looking for feedback good/bad....
There are many people selling kits to add in an HHO system on top of a gas system...just wondering if they really work....
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Old 08-15-2008, 04:41 AM
 
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I googled that setup a while back and found it to be a scam....years back The Mother Earth News rag did a water injection to gas setup that represented 100 miles per gallon in a cadillac......... but it was a DIY setup....I think you could still look it up on their site.

Bob
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Old 08-15-2008, 10:48 AM
 
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Hi Black beard, It does sound too good to be true and you know what they say about that....but the concept of burning hydrogen seems plausible,
I looked on youtube and came across a couple of people building and running these DIY systems, also looks a little scarey to think if they get it wrong they potentially have a hydrogen bomb under the hood of their car.
I was hoping someone here at cnc zone with a little more technical knowledge may have tempted it? and would have more "measured" scientific results...rather than some "Joe" in his garage......

It still has my interest...so I'll do some more digging around.
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Old 08-15-2008, 01:40 PM
 
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yeah... I did some research and it costs more energy to produce the hydrogen that it does to burn gas at whatever price it is. Then there is the volatile nature of hydrogen under pressure. there is a thread here on the zone about it...just have to find it....ahh here it is hydrogen powered vehicle?
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Old 08-15-2008, 03:26 PM
 
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They did this on mythbusters, the only ones that worked were the ones that worked with the gasoline as opposed to replacing it. they get a very slight increase in MPG for a huge amount of work.

Then they tried it off a tank of hydrogen and it ran beautifully. sans a backfire or 2.

not too long ago i made an rc airplane engine run off of hydrogen, for about an hour of waiting you got about a minute of runtime with my primitive hydrogen/oxygen maker. put 2 balls of tinfoil on the ends of 2 wires connected to 12V and submerse them you get oxygen off one and hydrogen off the other then compress it. Prob not worth it in a full size vehicle but it nonetheless does work.
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Old 11-17-2008, 04:24 PM
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Takes energy to break the H20 into hydrogen and oxygen. Gotta get the energy from someplace... It's the law. May improve MPG but energy usage still goes up.
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Old 11-18-2008, 08:29 PM
 
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you can obtain the power needed from the autos alternator's (note two or more) & or power inverters.
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Old 11-18-2008, 08:34 PM
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Originally Posted by itowbig View Post
you can obtain the power needed from the autos alternator's (note two or more) & or power inverters.
And what turns the alternators?

I already know the answer. The car's engine does.
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Old 11-18-2008, 08:56 PM
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Basically its all about the efficient cell design... especially the material of the electrodes and thickness and no.of plates and theier sizing are very crucial..I literally saw my friends Car, where he installed the cell he designed himself..putting out 11 liters/minute with only 24Volts and 20 amperes..

Its not a scam at all...But such cells are difficult to produce...One thing more, Hydrogen has a loud explosion, so many countries do not promote such things... the same true with Oil companies..
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Old 11-18-2008, 09:20 PM
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I know you can break H20 into hydrogen and water.
I know you can do it from a car.
I know it can burn.

But the efficiency is less. You still need energy to produce the hydrogen.

You can either do:
Chemical energy (gasoline) -> Heat energy (combustion) -> Mechanical energy (pistons and then wheels)

Or you can do"
Chemical energy (gasoline) -> Heat energy (combustion) -> Mechanical energy (pistons) -> Electrical energy (alternator) -> Chemical energy (H2 from water) -> Heat energy (Burn H2) -> mechanical energy (pistons and then wheels)

Each "->" is a transfer of energy, and thus a loss of energy, as we all know from thermodynamics. So why bother doing the extra steps.

Now what about the tests, and the examples.... What made the hydrogen? What charged the batteries? If you can't trace the energy back to the source, then you don't know what's powering the device.

Spend your money on it if you want. But basic physics doesn't lie that often.
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Old 11-18-2008, 09:41 PM
 
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Originally Posted by bgraham111 View Post
....Spend your money on it if you want. But basic physics doesn't lie that often.
Physics never lies.

The people who promote these ideas are either woefully misinformed or are shysters.
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Old 11-18-2008, 11:53 PM
 
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i bet you all work for or with these car & oil co. it has been done will be done.
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