Friday, March 23, 2012

Is Hydrogen the fuel of the future?

Hydrogen is a fuel source that powers spaceships, it is very powerful, and it's byproduct is water. Automakers are very interested at this fuel, and they are looking into ways to incorporate this into their cars. So far some automakers such as General Motors, BMW have produced cars powered by hydrogen, and they are testing these cars.
In the United States Chevy is the most active automaker to produce hydrogen powered cars, and test them for an extended period of time. Chevy has produced 100 Equinox SUVs, and they have distributed them into three states: California, New York, and Washington DC. California is the only state that supports hydrogen fuels the most, having more than 25 hydrogen refueling gas stations. The Chevy Equinox has a range of 200 miles before it needs to be refueled with hydrogen.
Even though hydrogen when it is burned does pollute the environment, it is not as green as it sounds. To produce liquid  hydrogen vasts amounts of energy are needed, so in order for hydrogen to be completely green it has to be produced by alternative energy sources such as solar power, or wind power.
But lets say that we have found a way to produce hydrogen with 100% renewable energy, and every state has enough refueling stations. The question is how do the cars use the fuel? The re are two different ways so far. One is to use the liquid hydrogen and air and combustion takes place in the pistons just like a regular engine. Another method is to produce electricity from hydrogen, then this electricity will run the electric motors which will run the car. The second method is used by Chevy to run its equinox.
As a conclusion hydrogen sounds very promising and we see a lot more cars powered by this fuel in the distant future, not to many of those until oil runs out though.   

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