Results 21 to 30 of about 10,893 (255)

Magnetic field alignment of stable proton-conducting channels in an electrolyte membrane

open access: yesNature Communications, 2019
Proton exchange membranes with short-pathway through-plane proton conductivity are attractive for proton exchange membrane fuel cells. Here the authors align proton conducting channels orthogonal to the plane of composite proton exchange membranes using ...
Xin Liu   +12 more
doaj   +1 more source

Evaluation of a small drone performance using fuel cell and battery; Constraint and mission analyzes

open access: yesEnergy Reports, 2021
Drones have important uses such as relief, photography, military purposes. However, designing an efficient propulsion system for the drone that can ensure its reliability and flight endurance is a major challenge.
Jian Wang   +4 more
doaj   +1 more source

Influence of Silica/Sulfonated Polyether-Ether Ketone as Polymer Electrolyte Membrane for Hydrogen Fueled Proton Exchange Membrane Fuel Cells

open access: yesInternational Journal of Science and Engineering, 2011
The operation of non-humidified condition of proton exchange membrane fuel cell (PEMFC) using composite sPEEK-silica membrane is reported. Sulfonated membrane of PEEK is known as hydrocarbon polyelectrolyte membrane for PEMFC and direct methanol fuel ...
Sri Handayani   +1 more
doaj   +1 more source

Applications of Nanoscale Polypyrrole Proton Exchange Membrane in Microbial Fuel Cells

open access: yesInternational Journal of Electrochemical Science, 2019
Using simulated syrup wastewater and lake silt as substrates, a microbial fuel cell power generation system was set up, the effect of nanoscale polypyrrole proton exchange membrane on the performance of microbial fuel cells was studied.
Li-ping Fan, Tian Gao
doaj   +1 more source

Design of PEMFC bipolar plate cooling flow field based on fractal theory

open access: yesEnergy Conversion and Management: X, 2023
During the operation of the proton exchange membrane fuel cell (PEMFC), the chemical reaction yields a large amount of heat. Long-term operation may cause local overheating problems which damage the proton exchange membrane structure, pull down the fuel ...
Xi Chen   +7 more
doaj   +1 more source

Novel composite Nafion membranes modified with copper phthalocyanine tetrasulfonic acid tetrasodium salt for fuel cell application

open access: yesJournal of Materiomics, 2019
In this paper, Nafion membrane was firstly modified by copper phthalocyanine tetrasulfonic acid tetrasodium salt (CuTSPc) to prepare the Nafion/CuTSPc-x composite membranes.
Yanan Wei   +7 more
doaj   +1 more source

Comparative Study on the Effects of Three Membrane Modification Methods on the Performance of Microbial Fuel Cell

open access: yesEnergies, 2020
Proton exchange membrane is an important factor affecting the power generation capacity and water purification effect of microbial fuel cells. The performance of microbial fuel cells can be improved by modifying the proton exchange membrane by some ...
Liping Fan, Junyi Shi, Tian Gao
doaj   +1 more source

PEMBUATAN DAN KARAKTERISASI MEMBRAN KOMPOSIT KITOSAN-SODIUM ALGINAT TERFOSFORILASI SEBAGAI PROTON EXCHANGE MEMBRANE FUEL CELL (PEMFC)

open access: yesJurnal Kimia Riset, 2016
Abstrak Di era globalisasi ini, kebutuhan bahan bakar fosil semakin meningkat dan ketersediannya semakin menipis. Oleh karena itu, dibutuhkan bahan bakar alternatif seperti Proton Exchange Membrane Fuel Cell (PEMFC).
Siti Wafiroh   +2 more
doaj   +1 more source

Analyzing a Power and Hydrogen Cogeneration System Using Proton Exchange Membrane Fuel Cell: Thermodynamic and Exergy [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering
A thermodynamic study of a combined power system is presented in this work, along with the results of that analysis. The leading component is a fuel cell utilizing a Proton Exchange Membrane fuel cell with a novel channel design.
Soheil Gharibzadeh
doaj   +1 more source

A Study on the Viability of Fuel Cells as an Alternative to Diesel Fuel Generators on Ships

open access: yesJournal of Marine Science and Engineering, 2023
This study investigates methods for reducing air pollution in the shipping sector, particularly in port areas. The study examines the use of fuel cells as an alternative to diesel generators.
Hossein Seyfi   +3 more
doaj   +1 more source

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