Results 31 to 40 of about 38,404 (248)

Analytical Investigation and Improvement of Performance of a Proton Exchange Membrane (Pem) Fuel Cell in Mobile Applications

open access: yesInternational Journal of Applied Mechanics and Engineering, 2015
In this study, the performance of a proton exchange membrane fuel cell in mobile applications is investigated analytically. At present the main use and advantages of fuel cells impact particularly strongly on mobile applications such as vehicles, mobile ...
I. Khazaee
doaj   +1 more source

Modeling and Control of a PEM Fuel Cell Hybrid Energy System Used in a Vehicle with Fuzzy Logic Method

open access: yesInternational Journal of Automotive Science and Technology, 2023
PEM (Proton Exchange Membrane) fuel cells, which are commonly used in vehicles, are critical for sustainable transportation in the future. In this study, it is aimed to en-hance the system efficiency of the PEM fuel cell and provide fuel economy.
Nurettin Mert Boyacıoğlu   +4 more
doaj   +1 more source

Effect of Sensor Set Size on Polymer Electrolyte Membrane Fuel Cell Fault Diagnosis

open access: yesSensors, 2018
This paper presents a comparative study on the performance of different sizes of sensor sets on polymer electrolyte membrane (PEM) fuel cell fault diagnosis.
Lei Mao, Lisa Jackson
doaj   +1 more source

Data from Experimental Analysis of the Performance and Load Cycling of a Polymer Electrolyte Membrane Fuel Cell

open access: yesData, 2020
Fuel cells are electrochemical devices that convert the chemical energy stored in fuels (hydrogen for polymer electrolyte membrane (PEM) fuel cells) directly into electricity with high efficiency.
Andrea Ramírez-Cruzado   +4 more
doaj   +1 more source

Design and Experimental Validation of an Explicit MPC Controller for Regulating Temperature in PEM Fuel Cell Systems [PDF]

open access: yes, 2011
This paper proposes a temperature controller for PEM fuel cell systems with an air blower as thermal circuit. The objective of this controller is to maintain the stack temperature over a given set-point which is obtained from the results of a real-time
Arce Rubio, Alicia   +3 more
core  

Understanding Operando Water Management in Hydroxide‐Exchange‐Membrane Fuel Cells

open access: yesAdvanced Materials Interfaces, EarlyView.
Effective water management is vital for high‐performance hydroxide‐exchange‐membrane fuel cells. Using a custom water‐flux station, this study quantifies how membrane thickness, microporous layers, and operating conditions dictate internal water transport.
Catherine M. Weiss   +4 more
wiley   +1 more source

Control of Voltage in Proton Exchange Membrane Fuel Cell Using Model Reference Control Approach

open access: yesInternational Journal of Electrochemical Science, 2012
The Proton Exchange Membrane Fuel Cell (PEMFC) is one of the most important power supplies. Maintaining a constant voltage in PEM fuel cells has always attracted the attention of many researchers and many articles have been published on this issue.
Hamideh Najafizadegan   +1 more
doaj   +1 more source

Degradation Mechanisms in PEM Water Electrolysis: Diagnosis and Impact

open access: yesAdvanced Materials Technologies, EarlyView.
This review provides an analysis of degradation mechanisms in proton electrolyte membrane water electrolyzers (PEMWE), focusing on all key components. It discusses diagnostic and measurement techniques for evaluating degradation, less‐studied mechanisms, and an expert survey.
Annik Bernhardt   +11 more
wiley   +1 more source

Study effects of bio-inspired flow filed design on Polymer Electrolyte Membrane fuel cell performance

open access: yesCase Studies in Thermal Engineering, 2021
The performance of the Polymer Electrolyte Membrane (PEM) fuel cells is affected by the flow fields design and dimensions because this fields distribute gases to reactive sites, remove reaction products efficiently, and supply a path for electrons of ...
Safaa A. Ghadhban   +2 more
doaj   +1 more source

Sustainable Materials Design With Multi‐Modal Artificial Intelligence

open access: yesAdvanced Science, EarlyView.
Critical mineral scarcity, high embodied carbon, and persistent pollution from materials processing intensify the need for sustainable materials design. This review frames the problem as multi‐objective optimization under heterogeneous, high‐dimensional evidence and highlights multi‐modal AI as an enabling pathway.
Tianyi Xu   +8 more
wiley   +1 more source

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