Results 41 to 50 of about 51,317 (293)

DESIGN AND OPTIMIZATION OF DIRECT METHANOL FUEL CELL (DMFC)

open access: yesChemical Engineering Transactions, 2009
preview not available - see full-text PDF article.
S. Basri, S.K. Kamarudin, W.R.W. Daud
doaj   +1 more source

Feasibility Research of Underwater Application of Fuel Cell

open access: yes南方能源建设, 2023
[Introduction] In order to further improve the cruising ability of underwater equipment, the high specific energy electric energy system is the key to the problem.
Yongchao NIU   +3 more
doaj   +1 more source

The Study of the Efficiency of a Direct Methanol Fuel Cell [PDF]

open access: yesJournal of Electrical and Electronics Engineering, 2014
The Direct Methanol Fuel Cell (DMFC), represent an interesting solution to produce electricity. It has some commercial advantages, such low price, compact construction, quick refueling.
POPOVICI Ovidiu
doaj  

Faradaic Efficiencies for Methanol Oxidation in Proton Exchange Membrane Electrolysis and Fuel Cells with Various Anode Catalysts

open access: yesInternational Journal of Electrochemical Science, 2019
The energy efficiency of a direct methanol fuel cell (DMFC) is dependent on the cell voltage, crossover of oxygen and/or methanol through the polymer electrolyte membrane, and stoichiometry of the methanol oxidation reaction (i.e., the average number of ...
Rakan M. Altarawneh
doaj   +1 more source

Optimization and Experimental Approaches to the Direct Methanol Fuel Cell Stack Using a Response Surface Methodology [PDF]

open access: yesJournal of Renewable Energy and Environment, 2019
The power density of a direct methanol fuel cell (DMFC) stack as a function of temperature, methanol concentration, oxygen flow rate, and methanol flow rate was studied using a response surface methodology (RSM) to maximize the power density.
Shima Sharifi   +3 more
doaj   +1 more source

Platinum utilization in proton exchange membrane fuel cell and direct methanol fuel cell - Review

open access: yesJournal of Electrochemical Science and Engineering, 2019
Proton exchange membrane fuel cell (PEMFC) and direct methanol fuel cell (DMFC) are increasingly used as substitutes to conventional energy systems. Their compact design, high energy density and efficient energy-conversion offer several advantages over ...
Madhavi Bandapati   +2 more
doaj   +1 more source

A Multi-Fluid Model for Water and Methanol Transport in a Direct Methanol Fuel Cell

open access: yesEnergies, 2022
Direct-methanol fuel cell (DMFC) systems are comparatively simple, sometimes just requiring a fuel cartridge and a fuel cell stack with appropriate control devices.
Anders Christian Olesen   +2 more
doaj   +1 more source

Catalytically Enhanced Near Room‐Temperature Hydrogen Sensing Using Pd‐ZnO Colloidal Crystals

open access: yesAdvanced Functional Materials, EarlyView.
Pd‐decorated ZnO colloidal crystal monolayers demonstrate excellent performance across a wide hydrogen concentration range at 33°C, with high selectivity and reproducible device fabrication. The sensors show strong responses even at low‐ppm H2 concentrations and an ultra‐low detection limit of 82 ppb, indicating their suitability for diverse hydrogen ...
Hamidah Alluhaybi   +13 more
wiley   +1 more source

Functionalizing Micro‐to‐Mesoscopic Electrode Architectures for Regulating Electron Transfer Behaviors in Electrocatalysis

open access: yesAdvanced Functional Materials, EarlyView.
A systematic review is conducted to assess the influence of electrode architecture across micro‐ to mesoscopic length scales on electron‐transfer pathways in electrocatalysis. We discuss the structure‐activity relationships in electrocatalytic applications, including resource recovery and environmental remediation, and provide cost‐effective, efficient
Manshu Zhao   +6 more
wiley   +1 more source

Fabrication and Characterization of a Conductive Proton Exchange Membrane Based on Sulfonated Polystyrenedivinylbenzene Resin-Polyethylene (SPSDR-PE): Application in Direct Methanol Fuel Cells [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 2017
A novel proton exchange membrane has been prepared using sulfonated poly(styrene-divinylbenzene) resin(SPSDR)–polyethylene(PE). The membrane is characterized by FT-IR, SEM and TGA/DSC.
Valiollah Mandanipour   +3 more
doaj  

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