نتایج جستجو برای: direct ethanol alkaline fuel cell

تعداد نتایج: 2212067  

2012
Yunus Khan Faraz Ahmad Khan Mirza Shariq Beg Mohd. Yunus Khan

In order to solve energy crisis, the search for alternative fuel is extensively important. Alternative fuels selected should be renewable, sustainable and eco-friendly. In India, kerosene is also used as a fuel in cooking stove. Kerosene contains impurities like sulphur, aromatics and hydrocarbons, which causes environmental degradation. In this experimental investigation, blends of ethanol and...

2008
Kyung-ho Ahn Anna G. Stefanopoulou Mrdjan Jankovic

Throughout the history of the automobile there have been periods of intense interest in using ethanol as an alternative fuel to petroleum-based gasoline and diesel derivatives. Currently available flexible fuel vehicles (FFVs) can operate on a blend of gasoline and ethanol in any concentration of up to 85% ethanol. In all these FFVs, the engine management system relies on the estimation of the ...

Journal: :Acta biochimica Polonica 2016
Olena Kurylenko Marta Semkiv Justyna Ruchala Orest Hryniv Barbara Kshanovska Charles Abbas Kostyantyn Dmytruk Andriy Sibirny

Increase in the production of 1st generation ethanol from glucose is possible by the reduction in the production of ethanol co-products, especially biomass. We have developed a method to reduce biomass accumulation of Saccharomyces cerevisiae by the manipulation of the intracellular ATP level due to overexpression of genes of alkaline phosphatase, apyrase or enzymes involved in futile cycles. T...

2010
A. M. Al-saif

The study was conducted to investigate the optimum conditions for biodiesel formation from pure (virgin) soybean cooking oil (PSCO) and waste soybean cooking oil (WSCO) coming after alkaline transesterification process in combination with methanol, ethanol and 1-butanol. Some important variables such as volumetric ratio, types of reactants and catalytic activities were selected to obtain a high...

Journal: :International Journal of Hydrogen Energy 2021

One-dimensional (1D) metal-coated Pd structures are efficient catalysts for the ethanol electro-oxidation and promising strategy minimizing Pd-loading toward commercialization of direct fuel cells (DEFCs). Herein, decorated core-shell architectures a novel coating on Ag nanowires (PdAg-NWs) controllable by two-step polyol method based galvanic replacement reaction. The integration uniform shell...

2012
M. Al-Hassan

The phase stability of DE and DBE blends at different component concentrations, as well as the effects of using DBE blends including ethanol of various proportions on a CI engine performance are experimentally investigated. The engine was operated with DBE blends having 5, 10, 15 and 20% ethanol with fixed 10% biodiesel on a volume basis, to solve the phase separation problem, as well as on die...

Journal: :ACS applied materials & interfaces 2013
Meng Wang Weimin Zhang Jiazhao Wang David Wexler Simon D Poynton Robert C T Slade Huakun Liu Bjorn Winther-Jensen Robert Kerr Dongqi Shi Jun Chen

Palladium-nickel (PdNi) hollow nanoparticles were synthesized via a modified galvanic replacement method using Ni nanoparticles as sacrificial templates in an aqueous medium. X-ray diffraction and transmission electron microscopy show that the as-synthesized nanoparticles are alloyed nanostructures and have hollow interiors with an average particle size of 30 nm and shell thickness of 5 nm. Com...

2009
H. Cheng W. Yuan K. Scott

Some data in mixed-reactant fuel cells (MRFC) at Newcastle using formic acid, methanol and ethanol are reported. The importance of using a fuel tolerant selective cathode catalyst has been identified. The influence of fuel and oxidant conditions and feeding patterns has been evaluated. The cell performance using air, oxygen and hydrogen peroxide is reported. The highest peak power density of 16...

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