
Fuel cell vehicles are being developed because they promise to meet the requirements expected of automobiles in a market increasingly constrained by environmental and resource limitations. Air pollution and oil dependence have been persistent challenges for vehicles powered by petroleum fuels (gasoline and diesel). Global warming presents a new challenge in the need to limit carbon dioxide (CO) emissions from fossil fuel combustion. (more…)
There are different types of vehicle propulsion systems and the transportation fuels that have been studied for their potential ...
The internal combustion engine has dominated the car and light-truck market for over 100 years. Although remarkable improvement ...
The commercialization prospects for fuel cell vehicles depend not only on their performance and cost, but also on how well th ...
A fuel cell is an electrochemical device that directly converts a fuel to electricity by means of reactions on the surfaces of ...
The leading automotive brands are being focused to produce electric vehicles because they believe they represent a harmony to the e ...
Many characteristics of traditional engines make them attractive for use in power generation and propulsion technology. They tend to be self-aspirating and rely on combustion, which at the macroscale is a very robust form of heat generation. Fuel is plentiful and inexpensive, with storage easily realized. The energy density of the fuel (or fuel plus container), when compared with electrochemical sources, is high. Along with these advantages come a number of drawbacks, especially where miniaturization is concerned. For example, an engine is thermodynamically restricted (by the Carnot efficiency) in its conversion of chemical energy to work due to the intermediate heat-generating step. (more…)
Heat-actuated heat pumps are cooling systems requiring no electricity for operation. Rather, a heat source is used, avoiding the ne ...
Hydrogen has many applications when it comes to fuel. It can be used both in internal combustion engines and hydrogen fuel cells. ...
Microtechnology-Based Energy and Chemical Systems will most likely employ combustion for driving processes such as vapor generation ...
The product gas can be burned in boilers to generate heat and raise steam, in internal combustion engines to generate electricity a ...
Micro technology can be employed to produce miniaturized refrigeration and cryocooling systems. Although process intensificat ...
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A fuel cell is an electrochemical device that combines hydrogen with oxygen to generate electricity, heat and water to produce. ...
Mercedes-Benz presented at Geneva Style F800 Concept (the F stands for Mercedes: technology, design and art), a prototype that ...
The primary electric drivetrain components for fuel cell vehicles are the same as those for any electric vehicle: traction motors, ...
Transport applications tend to demand rapid start-up and instant dynamic response from fuel cell systems, so a high-temperature ...
Alkaline fuel cell, often known as the Bacon fuel cell following the British inventor’ name. It has become the most created fue ...