Results 21 to 30 of about 5,611,362 (247)

Hybrid PEM Fuel Cell Systems

open access: yes, 2023
Nowadays, PEM fuel cell systems for passenger cars are always realized as hybrid systems. If the architecture of a hybrid system is given, then the dimensioning of the fuel cell and battery subsystems is crucial in terms of costs, dynamics, and driving behavior in general.
Gößling, Sönke   +2 more
openaire   +2 more sources

Research on the Fault Diagnosis of a Polymer Electrolyte Membrane Fuel Cell System

open access: yesEnergies, 2020
In this work, the possibilistic fuzzy C-means clustering artificial bee colony support vector machine (PFCM-ABC-SVM) method is proposed and applied for the fault diagnosis of a polymer electrolyte membrane (PEM) fuel cell system.
Feng Han   +3 more
doaj   +1 more source

Degradations and Improvements in PEM Fuel Cell Materials: A Computational Study [PDF]

open access: yes, 2012
The advantages of Proton Exchange Membrane (PEM) fuel cells include lower operating temperature than other fuel cells and size small enough to fit into a car. Improving the cost and durability of PEM fuel cell materials is a hot topic of research today.
Yu, Ted H.
core   +1 more source

Fuel processor - PEM fuel cell systems for energy generation [PDF]

open access: yes, 2010
In the last few years, increasing attention has been paid to PEM fuel cells, as promising device for decentralized energy production, both in stationary and automotive field, thanks to high compactness, low weight (high power-to-weight ratio), high ...
Menna, Laura
core   +1 more source

PORTABLE PEM FUEL CELL SYSTEM: WATER AND HEAT MANAGEMENT [PDF]

open access: yesJournal of Engineering Science and Technology, 2016
Portable polymer electrolyte membrane (PEM) fuel cell power generator is a PEM fuel cell application that is used as an external charger to supply the demand for high energy.
SITI NAJIBAH ABD RAHMAN   +7 more
doaj  

A Review of Recent Developments and Advanced Applications of High-Temperature Polymer Electrolyte Membranes for PEM Fuel Cells

open access: yesEnergies, 2021
This review summarizes the current status, operating principles, and recent advances in high-temperature polymer electrolyte membranes (HT-PEMs), with a particular focus on the recent developments, technical challenges, and commercial prospects of the HT-
Khadijeh Hooshyari   +5 more
doaj   +1 more source

Control Strategy Assessment for Improving PEM Fuel Cell System Efficiency in Fuel Cell Hybrid Vehicles

open access: yesEnergies, 2022
Concerns about climate change, air pollution, and the depletion of oil resources have prompted authorities to enforce increasingly strict rules in the automotive sector.
Sara Luciani, Andrea Tonoli
doaj   +1 more source

Experimental and Numerical Study on the Cold Start Performance of a Single PEM Fuel Cell

open access: yesAdvances in Mechanical Engineering, 2010
A combined experimental and analytical investigation of single proton exchange membrane (PEM) fuel cells, during cold start, has been conducted. The temperature influence on the performance of a single PEM fuel cell and the cold start failure of the PEM ...
Calvin H. Li, G. P. Peterson
doaj   +1 more source

State of the Art of Fuel Cells for Ship Applications [PDF]

open access: yes, 2012
Fuel cells promise to be far more efficient, produce lower or zero emissions, and operate cleaner than conventional internal-combustion engine and gas turbine. They are already used for transportation application (buses, cars and tramways).
HAN, Jingang   +5 more
core   +1 more source

Effect of Operating Conditions on the Liquid Water Content Flowing Out of the Cathode Side and the Stability of PEM Fuel Cell Performance

open access: yesInternational Journal of Technology, 2019
Management of the water in the stack is a major problem in achieving optimal performance of a Proton Exchange Membrane (PEM) fuel cell. One of the problems caused by water imbalance in the PEM system is the formation of liquid water on the side of the
Mulyazmi   +5 more
doaj   +1 more source

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