Direct-ethanol fuel cell - Wikipedia
Direct-ethanol fuel cells or DEFCs are a category of fuel cell in which ethanol is fed directly into the cell. They have been used as a model to investigate a range of fuel cell concepts including the use of PEM. [1] DEFC uses Ethanol in the fuel cell instead of the more toxic methanol.
Direct Alcohol Fuel Cells - an overview | ScienceDirect Topics
Direct alcohol fuel cells (DAFCs) generate electricity through the direct oxidation of a liquid alcohol fuel in conjunction with the reduction of oxygen (in air). Most DAFCs use a proton-exchange membrane (PEM) as the electrolyte, which makes them a subset of PEM fuel cell technology.
Direct Alcohol Fuel Cells: A Comparative Review of Acidic
2023年8月24日 · This basic fact guarantees that an FC fed with alcohol, known as the direct alcohol fuel cell (DAFC), can show open circuit potentials exceeding 1 V. The most investigated DAFCs use methanol (direct methanol fuel cells (DMFCs)) …
Direct Alcohol Fuel Cells - an overview | ScienceDirect Topics
Direct alcohol fuel cells (DAFCs) can generate electric power directly without converting liquid fuels into hydrogen as often occurs in proton-exchange membrane fuel cells (PEMFCs). Therefore, DAFCs work as simple and light power sources.
Direct Ethanol Fuel Cell for Clean Electric Energy: Unravelling the ...
Direct ethanol fuel cells (DEFCs) are better than others in commercially used FCs due to easy availability, less toxicity, and C-2-type alcohol. Ethanol has a high theoretical efficiency of 97% and is a safe, plentiful, and renewable resource that can be stored and controlled using the infrastructure that is in place now.
Direct ethanol fuel cells (DEFCs) - ScienceDirect
2021年1月1日 · Ethanol could be considered as a carbon-neutral and sustainable fuel source if it is produced from biomass. Ethanol is promising due to its low cost and low toxicity. There are two different types of direct ethanol fuel cells (DEFCs): alkaline and acidic.
In the last 20 years, direct alcohol fuel cells (DAFCs) have been the subject of tremendous research eorts for the potential application as on-demand power sources. Two leading technologies respectively based on proton exchange membranes (PEMs) and anion exchange membranes (AEMs) have emerged: the rst one operating in an acidic environment and con-
Direct Alcohol Fuel Cell: International Journal of Electrochemistry
2011年9月15日 · Direct alcohol fuel cells (DAFCs) have attracted enormous attention as powerful sources for portable electronic devices and transportation due to the much higher energy density than gaseous fuels such as hydrogen and natural gas.
New Ethanol Fuel Cell Technology Rivals Fossil Fuels and Electric …
2023年8月9日 · Ethanol fuel cells, in which alcohol can be poured directly in as fuel, offer cleaner emissions than fossil fuels and no charging times compared to electric vehicle batteries.
Direct Alcohol Fuel Cells (DAFCs) | SpringerLink
2014年1月1日 · In order to improve the fuel utilization in a direct alcohol fuel cell (DAFC) it is important to investigate the reaction mechanism and to develop active electrocatalysts able to activate each reaction path.