Questions tagged [alternative-fuels]

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Effect of ethanol added petrol on vintage cast iron engine bikes

I own a 1993 Royal Enfield Bullet 350 Classic. Recently my city switched to 10% ethanol added petrol from the earlier used pure petrol. I very rarely use the bike; approximately one time in every two ...
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1answer
263 views

Are water electrolysis hydrogen generators likely to damage car engines or make them more efficient? [closed]

I've seen electrolysis using glass jars and baking soda to separate water to make hydrogen and oxygen using the alternator for additional fuel for gasoline engines. Is this likely to cause damage to ...
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2answers
71 views

Is there a fuel cell that uses electricity to split water?

What I mean by that, is instead of using the fuel cell to produce electricity, is there a product where the fuel cell is used to split water and half the gas is used for the ICE and the other goes ...
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1answer
1k views

Would an ethanol engine require a catalytic converter?

Would an engine designed for 100% ethanol require a catalytic converter? From what I've read ethanol creates little to no carbon monoxide or hydrocarbons, and very low amounts of NOx. Not sure how ...
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1answer
519 views

Flame speed: gasoline vs ethanol?

I'm wondering does ethanol burn faster or slower than gasoline, and by how much? (Flame speed not quantity) Also assuming the engine could handle it, does anyone know roughly at what rpm these fuels ...
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2answers
205 views

Compression/power increase for ethanol engine?

It's said that ethanol is capable of more power than gasoline in an engine exclusively designed for it. I believe this is because it can handle higher pressure before detonating, meaning higher ...
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2answers
66 views

Can hydrogen gas work in all ICEs?

If I put hydrogen gas in any internal combustible engine that use normal fuel or even a diesel engine, would that mess up the car?
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1answer
28 views

Why do fuel need to be high energy to work inside a vehicle?

If cars rely on pressure caused by heated atoms then why do the fuel mixture need to be high energy? If I heated any gas up wouldn't they no also cause extreme pressure inside the combustion chamber? ...
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11answers
11k views

What is in fossil fuels that we can't mass produce?

Since fuel is made up of different molecule chains, my question is what is the reason we cannot create the same molecule structure and be able to reproduce the same structure in a lab so we don't have ...