Zobrazeno 1 - 10
of 14
pro vyhledávání: '"Ahmed Mohmed Dafalla"'
Publikováno v:
Materials, Vol 17, Iss 13, p 3267 (2024)
The current limitations of air-cooled proton exchange membrane fuel cells (AC-PEMFCs) in water and heat management remain a major obstacle to their commercialization. A 90 cm2 full-size AC-PEMFC multi-physical field-coupled numerical model was constr
Externí odkaz:
https://doaj.org/article/9eceaf0c0e1d417dacb2197b405b5fef
Publikováno v:
Energies, Vol 15, Iss 23, p 9247 (2022)
Proton exchange membrane fuel cells (PEMFCs) have been recognized as a promising power generation source for a wide range of automotive, stationary, and portable electronic applications. However, the durability of PEMFCs remains as one of the key bar
Externí odkaz:
https://doaj.org/article/faf9a19e9e6f40e384ba3e3ddc9ce06f
Publikováno v:
International Journal of Green Energy. :1-13
Autor:
Fangming Jiang, Ahmed Mohmed Dafalla
Publikováno v:
Frontiers in Energy. 15:460-472
Water transport is of paramount importance to the cold start of proton exchange membrane fuel cells (PEMFCs). Analysis of water transport in cathode catalyst layer (CCL) during cold start reveals the distinct characteristics from the normal temperatu
Publikováno v:
International Journal of Hydrogen Energy. 45:13469-13482
The failure at equally distributing reactants among different channels within the stack leads to uneven reaction and gas concentration distribution in the catalyst layers, which consequently impacts the performance and durability of proton exchange m
Publikováno v:
Journal of Advanced Thermal Science Research. 7:1-10
The negative environmental impacts of internal combustion engines have changed the interest of scientists towards fuel cell engines. Using Proton Exchange Membrane (PEM) fuel cell operating under higher temperature solves some of the well-known low t
Publikováno v:
Energy. 263:125687
Publikováno v:
Fuel Cells. 19:221-230
Publikováno v:
Energy Technology. 10:2100851
Publikováno v:
International Journal of Heat and Mass Transfer. 181:121900
Flow field configuration of a proton exchange membrane fuel cell (PEMFC) is crucial to its performance enhancement because it determines the distribution of reactants and reaction products. This paper numerically investigates a zigzag flow field with