Hydrogen fuel cel, will it work?

AI Thread Summary
The discussion centers around the feasibility of starting a business focused on hydrogen fuel cells. While the concept has potential, past attempts to create affordable hydrogen fuel cells have largely failed due to significant technological, chemical, and physical challenges. Current commercially available hydrogen cells are often expensive and based on proprietary technology, making competition difficult. A key point raised is the need for a breakthrough in economically producing hydrogen to advance the industry. The conversation also critiques a proposed plan to generate hydrogen using electricity from a windmill, highlighting that each step in the process incurs energy losses, ultimately questioning the efficiency of converting electricity to hydrogen and back to electricity. The importance of understanding energy conservation and efficiency is emphasized, indicating that it is impossible to generate more energy than initially invested in the system.
AdeP
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Hi,
my brother had a insight of making hydrogen fuel cells and begin a business with it.
Would that even work ? I am having my doubts.
 
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This is so vague it is impossible to answer. Yes, making hydrogen fuel cells can make business sense, but your brother is not the first to think about it. So far all attempts to make a reasonably priced product failed, and not because of the lack of will or funding to design them, but because of technological/chemical/physical problems encountered.
 
Borek said:
This is so vague it is impossible to answer. Yes, making hydrogen fuel cells can make business sense, but your brother is not the first to think about it. So far all attempts to make a reasonably priced product failed, and not because of the lack of will or funding to design them, but because of technological/chemical/physical problems encountered.

Basically, we have to invent or come up with something that can solve the technological/chemical/physical problem.
 
AdeP said:
Basically, we have to invent or come up with something that can solve the technological/chemical/physical problem.

Exactly.

Try to google commercially available hydrogen cells - there are already some present on the market, but the technology behind is either patented or secret and the pricing is far from being really competitive. It is slowly changing, but we are still not there yet when it comes to fuel cell technology, regardless of whether it is hydrogen, methanol, ethanol or anything else.
 
It would be enough to find a way to economically produce hydrogen. Do that first and everything else will be easy.
 
We were now thinking of buying a windmill.
With the windmill we could electrolyte water to make hydrogen and with the hydrogen we could power a power generator.
Now my brother is a big thinker, and i am having my doubts about this.
 
If you are making electricity to electrolyze water, what are the next steps - electrolyzing water and making electricity from the hydrogen - for? Each additional step means losses, you already had the electricity at the very beginning.
 
Well, the plan is like this.
He thinks that you need a low electricity source to electrolyze water and than he wants to use the hydrogen to let a engine run on it to make much more electricity.
 
It won't work this way. Tell your brother to learn about energy conservation and efficiency. You can't make in the final step more energy than you put initially into the system, ever. You will always get less.
 
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