Results 1 to 10 of about 5,626 (212)

On the materials issues for pefc applications [PDF]

open access: yesHemijska Industrija, 2004
Current limitations related to the development of effective, durable and reliable MEA components for PEFC applications are addressed. Advancements made in the development of materials (catalysts, high temperature membranes, bipolar plates, etc.) for PEFC
Savadogo Oumarou
doaj   +4 more sources

PEFC: Stacks, Systems, and Applications

open access: yesCHIMIA, 2004
This article gives an overview on the research and development activities pursued in the area of polymer electrolyte fuel cell stacks and systems in Switzerland in 2004.
Felix N. Büchi   +7 more
doaj   +2 more sources

Optimization Algorithms: Optimal Parameters Computation for Modeling the Polarization Curves of a PEFC Considering the Effect of the Relative Humidity

open access: yesEnergies, 2021
The development of green energy conversion devices has been promising to face climate change and global warming challenges over the last few years. Energy applications require a confident performance prediction, especially in polymer electrolyte fuel ...
Ángel Encalada-Dávila   +4 more
doaj   +1 more source

Study on Polymer Electrolyte Fuel Cells with Nonhumidification Using Metal Foam in Dead-Ended Operation

open access: yesEnergies, 2020
Portable power sources have attracted increasing interest and attention, with a focus on the reduction of the system volume. Thus, portable power sources often use polymer electrolyte fuel cell (PEFC) systems with dead-ended operation—which are ...
Myo-Eun Kim, Young-Jun Sohn
doaj   +1 more source

Motives of mobile payment adoption during COVID-19 pandemic in Sri Lanka: a holistic approach of both customers' and retailers' perspectives [PDF]

open access: yesSouth Asian Journal of Marketing, 2023
Purpose – This study aims to investigate the motives of mobile payment adoption from both customers' and retailers' perspectives in Sri Lanka during the COVID-19 pandemic period. It also aims to compare the motives of mobile payment adoption across rural
P.G.S. Amila Jayarathne   +3 more
doaj   +1 more source

Corporate Transformation Towards Sustainability: The Case of the Indonesian Pulp and Papers Industry

open access: yesSustainability Science and Resources, 2021
This paper explores the process of sustainability transformation on pulp and paper industry in Indonesia, including the factors driving sustainability, challenges of integrating sustainability, and current best practices in the industry. We used
Abra PG Talattov   +2 more
doaj   +1 more source

Possibility of hydrogen supply by shared residential fuel cell systems for fuel cell vehicles

open access: yesRenewable Energy and Environmental Sustainability, 2017
Residential polymer electrolyte fuel cells cogeneration systems (residential PEFC systems) produce hydrogen from city gas by internal gas-reformer, and generate electricity, the hot water at the same time. From the viewpoint of the operation, it is known
Ono Yusuke   +3 more
doaj   +1 more source

Improvement of performance of polymer electrolyte fuel cell due to addition of micro-grooves as water removal mechanism

open access: yesNihon Kikai Gakkai ronbunshu, 2015
Although polymer electrolyte fuel cells (PEFCs) have become commercially available, many problems remain to further improve the performance of PEFC and to popularize PEFCs. Water management in PEFC is closely related to cell performance.
Ryo KORESAWA, Yoshio UTAKA
doaj   +1 more source

Visualization of Temperature Distribution and Clarification of Heat and Mass Transfer Mechanism in a Single Cell of PEFC

open access: yesJournal of Thermal Science and Technology, 2009
Polymer electrolyte fuel cell (PEFC) has been developing as clean power generation technology. However, there are some subjects to spread PEFC among industries and homes in the world.
Akira NISHIMURA   +7 more
doaj   +1 more source

Hardware/Software Data Acquisition System for Real Time Cell Temperature Monitoring in Air-Cooled Polymer Electrolyte Fuel Cells

open access: yesSensors, 2017
This work presents a hardware/software data acquisition system developed for monitoring the temperature in real time of the cells in Air-Cooled Polymer Electrolyte Fuel Cells (AC-PEFC).
Francisca Segura   +2 more
doaj   +1 more source

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