Sorry missed the link

http://www.hfcletter.com/

-----Original Message-----
From: "Brian Dickinson" <[EMAIL PROTECTED]>
Date: Fri, 18 Jan 2002 08:18:46 +0800
To: biofuel@yahoogroups.com
Subject: Re: [biofuel] hydrogen powered cars - am I missing something?


> You might get some answers here. Found it a while ago while looking for other 
> ways to power engines. First topic is the previously mentioned skateboard car 
> with pictures. 
> 
> 
> -----Original Message-----
> From: "jmwelter" <[EMAIL PROTECTED]>
> Date: Thu, 17 Jan 2002 21:57:43 -0000
> To: biofuel@yahoogroups.com
> Subject: [biofuel] hydrogen powered cars - am I missing something?
> 
> 
> > I always like to post those tough chemistry questions since I am a 
> > chemistry major in college right now, and the current one is one I 
> > believe I asked a while back, but got no response.
> > 
> > In a car powered by a fuel cell where hydrogen is essentially the 
> > main fuel source, or solely the fuel source, what is used to burn 
> > it?  It may sound like a dumb question, but the atmosphere is 80% 
> > nitrogen.  If air was used to burn hydrogen, then some of that 
> > hydrogen would result in ammonia being produced.  Along with the 
> > desirable water.  Of course, if the oxygen used to burn were 
> > generated through hydrolysis there wouldn't be a problem there, or if 
> > the hydrogen was used in such a way that it never really escaped the 
> > engine and went back into storage as fuel (hydrolyze in some way to 
> > return it to free hydrogen gas).
> > 
> > It seems to me that you would have to haul oxygen tanks with you, and 
> > the emissions from such a vehicle, if not burning hydrogen with pure 
> > oxygen, would have to be treated with a catalytic converter, so in 
> > the end, you've come full circle.  I am not sure if ammonia and 
> > oxygen would revert to water and nitrogen gas if sent through a 
> > catalytic converter.
> > 
> > Any ideas?  Or am I totally off on my reasoning here?
> > 
> > JEFF
> > 
> > 
> 
> -- 
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