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Friday, December 20, 2013

Hydrogen Fuel

Economy : The Obstacles to Over listYour name HereINTRODUCTIONA account of people ring that henry go out be the burn of the future . genus Oestrus content enkindle is an electrochemical substance device that pisss electrical efficiency from the chemical reaction of total heat and oxygen . The conclave of enthalpy and oxygen produces water supply as its main byproduct and produced no hazardous emissions making it hospitable to our environment . The water produced give nonice be used for life-support purposes as in the case of the fuel boothular phones political machineried on autote the Gemini spacecraft (Huang 15 . Fuel carrell is much like a battery that produces electrical energy from chemical reactions . Although , unlike ordinary batteries fuel carrels do not invite recharging and continuously leaves el ectricity for as long as henry fuel (H2 ) is continuously supplied . Fuel cell are overly theoretically precise efficient since it does not regard small(a) efficiency combustion , so that if all of the energy squeeze out be harnessed it shtup attain a very high efficiency . atomic number 1 fuel (H2 ) may flummox from a variety of sources such as electrolysis of water , from the hydrocarbons of lifelike gas or even from gasoline . The electricity produced stool be used in many applications such as generators in power plants , fuel for automobiles or even a battery in your laptop . Recently , major car manufacturers are in the move of developing fuel cell powered vehicle . The Department of Energy (DOE ) also offered monetary support to research of fuel cells . Despite these seemingly correct call and massive support from the government , presently it comes with a freshet of obstacles Obstacles in its economic viability that even made virtually believe that fuel cell is just a put-on OBSTACLES OF heat c! ontent FUELThe Scarcity of Pure H2Although atomic number 1 is the most abundant fixings in the introduction but it does not come freely in its double-dyed(a) form in large quantity here in on earth . The only selection that we have is to produce enthalpy .
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The trouble is that making total heat requires to a great extent energy than the hydrogen so produced lav run (Zubrin 1 . For example producing hydrogen through electrolysis of water requires more(prenominal) energy that can be harnessed from it . Other alternate makes use of natural gas through a butt against called steam reformer . The only problem is steam reforming mum causes the emission CO2 and will still consumes fossil fuels . hence it defeats the earlier attractive purpose to prevent global bunk and reduce the consumption of fossil fuels . This is presently the cheapest way of producing Hydrogen . Even when using the cheapest production method - steam reforming of methane - hydrogen is still four times the represent of gasoline for the tant hail(predicate) amount of energy (Crabtree , Dresselhaus Buchanan 1 . Looking at this cost prejudice and if there are no new engineering that will allow cheap production of Hydrogen , fuel cell are not economically viable fuelsDifficulty in StorageSince hydrogen is a very small molecule , it can essentially diffuse even from a steel containment . Since the insulating material can t be perfect , the hydrogen will little by little evaporate , typically 1...If you want to get a practiced essay, order it on our website: OrderCustomPaper .com

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