mercredi 14 août 2013

Hydrogen Fuel Cell Cars; Build Your Own Water Power Cars

By Mattie Hadzi


Hydrogen automobiles remain to be manufactured by auto dealerships and purchased from by green customers as efforts to decrease reliance on fossil fuels.

Hydrogen might be generated from fossil fuels to make an energy supply that is almost free of carbon discharges. Hydrogen might likewise be produced from other renewable sources like biomass or with electrolyzing water or through natural gas.

Autos powered by hydrogen are more reliable than traditional internal combustion engines with the added benefit of having just water for their emissions. One kilogram of hydrogen gas is stated to produce around the same amount of energy in a gallon of gasoline.

Hydrogen cars could transform hydrogen to mechanical energy or power with two means. One is with hydrogen internal combustion engine cars (HICEV) or an modified version of a standard gasoline internal combustion engine to enable it to operate on hydrogen. A even more typical way for hydrogen vehicles, though, is with fuel-cells.

Fuel cell automobiles resemble electric rides due to the fact that they use electricity for powering motors that are located near the automobile's wheels.

The most common fuel cell type of automobiles is the polymer electrolyte membrane (PEM) fuel cell. The PEM features an electrolyte membrane put in between a positive electrode called a cathode and a negative electrode called an anode. Hydrogen is developed at the end while oxygen is launched at the cathode. The hydrogen molecules go through the membrane to the cathode whilst removing the electrons from the hydrogen molecules. The electrons will then experience an external circuit to rejoin hydrogen ions on the cathode side where hydrogen ions, electrons and oxygen particles are blended to produce water. The electrons produce the electric current that is required for powering a ride.

Fuel cell automobiles can either be powered with pure hydrogen gas kept on the automobile directly or from a secondary fuel that transmits hydrogen like methanol, ethanol, or gas.

To make a hydrogen transportation system work, it is very important that two things be established: an effective and comprehensive hydrogen freeway and a dependable hydrogen automobile.

Hydrogen freeways are a series of hydrogen filling stations on a famous route. It is essential to establish hydrogen motorways to promote the use of hydrogen rides especially since hydrogen has a percentage of energy by volume.

To compare a hydrogen fuel to a regular fuel, it needs a very large tank for refueling rapidly and often.

Today, most of hydrogen automobiles or rides secondhanding hydrogen fuel is still in the prototype stage or are available for a limited amount of time.

Audi had introduced the Audi Hydrogen A2 Car, a small sports car that utilizes a Ballard PEM fuel cell stack with a top speed of 109 miles per hour and a range of 137 miles.

Chrysler launched a hybrid, the ecoVoyager, which uses a 45-kilowatt fuel cell stack and a 268-horsepower electric motor. It can run its first 40 miles on electrical power before getting support from the fuel cell stack, and has a array of 300 miles before refueling.

For's latest hydrogen automobile is the Ford Focus FCV, which is powered by a Ballard 902 Fuel Cell PEM stack with a top speed of 90 mph and a array of around 150-200 miles.

GM has hydrogen automobiles that have a lithium-ion battery pack which can work on electricity and on energy produced by hydrogen fuel cells. They are called Cadillac Provoq and the Chevy Volt Hydrogen.

Honda's FCX Clarity can run on fuel cells together with a variety of around 240 miles. It was launched in 2008 as a lease ride for Southern California to benefit from the area's present hydrogen infrastructure.




About the Author:



0 commentaires:

Enregistrer un commentaire

Abonnement Publier les commentaires [Atom]

<< Accueil