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[PDF] Top 20 Proton Exchange Membrane Fuel Cell Operation and Degradation in Short-Circuit

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Proton Exchange Membrane Fuel Cell Operation and Degradation in Short-Circuit

Proton Exchange Membrane Fuel Cell Operation and Degradation in Short-Circuit

... of Proton Exchange Membrane Fuel Cells (PEMFC) and Ultra Capacitors (UC) are considered as an alternative way to implement high autonomy, high dynamic and reversible energy ... Voir le document complet

18

Proton exchange membrane fuel cell operation and degradation in short-circuit

Proton exchange membrane fuel cell operation and degradation in short-circuit

... a Proton Exchange Membrane Fuel Cell (PEMFC) is affected by many direct and indirect factors such as fuel cell design and assembly, material properties, ... Voir le document complet

7

Proton exchange membrane fuel cell operation and degradation in short-circuit.

Proton exchange membrane fuel cell operation and degradation in short-circuit.

... with operation and degradation during an electrical short circuit of a proton exchange membrane fuel cell ...quantities in the fuel ... Voir le document complet

7

In situ accelerated degradation of gas diffusion layer in proton exchange membrane fuel cell Part I: Effect of elevated temperature and flow rate

In situ accelerated degradation of gas diffusion layer in proton exchange membrane fuel cell Part I: Effect of elevated temperature and flow rate

... substrate and microporous layer of the gas diffusion layer (GDL) significantly affect water balance and performance of a proton exchange membrane (PEM) fuel ...PEM fuel ... Voir le document complet

9

Effects of open-circuit operation on membrane and catalyst layer degradation in proton exchange membrane fuel cells

Effects of open-circuit operation on membrane and catalyst layer degradation in proton exchange membrane fuel cells

... attention in hydrogen/air proton exchange mem- brane (PEM) fuel cell ...research. In the present work, membrane electrode assembly (MEA) degradation under open ... Voir le document complet

8

Effect of open circuit voltage on degradation of a short proton exchange membrane fuel cell stack with bilayer membrane configurations

Effect of open circuit voltage on degradation of a short proton exchange membrane fuel cell stack with bilayer membrane configurations

... report degradation testing on a 4-cell stack with Nafion ® membranes of different thicknesses, to build on the pre- vious knowledge obtained in OCV ...coated membrane (CCM) configuration was ... Voir le document complet

12

A review on performance degradation of proton exchange membrane fuel cells during startup and shutdown processes : causes, consequences, and mitigation strategies

A review on performance degradation of proton exchange membrane fuel cells during startup and shutdown processes : causes, consequences, and mitigation strategies

... A fuel cell is an electrochemical device that can directly con- vert hydrogen energy to ...of fuel cell, the proton exchange membrane fuel cell (PEMFC) is ... Voir le document complet

15

Development of new catalysts for proton exchange membrane fuel cells (PEMFCs)

Development of new catalysts for proton exchange membrane fuel cells (PEMFCs)

... low and high coordination platinum ...used in PEMFCs, this dissolution can decrease the performance of the fuel cell, as the transition metal atoms, responsible for the strain-ligand effect, ... Voir le document complet

221

Data-driven Prognostics of Proton Exchange Membrane Fuel Cell Stack with constraint based Summation-Wavelet Extreme Learning Machine.

Data-driven Prognostics of Proton Exchange Membrane Fuel Cell Stack with constraint based Summation-Wavelet Extreme Learning Machine.

... [5] and Echo state network (ESN) [6]. The developments in both publications are based on univariate degradation based ...univariate degradation based approach cannot guarantee accurate ... Voir le document complet

9

Perfluorosulfonic acid (PFSA)/nanoclay composite membranes as low relative humidity and intermediate temperature electrolytes for proton exchange membrane fuel cell (PEMFC)

Perfluorosulfonic acid (PFSA)/nanoclay composite membranes as low relative humidity and intermediate temperature electrolytes for proton exchange membrane fuel cell (PEMFC)

... PFSA) and non-fluorinated hydrocarbon membranes as electrolyte are used in ...PPO and PSU membranes have the limitation of the reduced performance caused by the decreased proton conductivity ... Voir le document complet

215

Long term study of directly hybridized proton exchange membrane fuel cell and supercapacitors for transport applications with lower hydrogen losses

Long term study of directly hybridized proton exchange membrane fuel cell and supercapacitors for transport applications with lower hydrogen losses

... considered in cyclic operation. With growing demand of FC vehicles and sustainability of resources, it is imperative to control the amount of hydrogen feed so as to reduce fuel ...system ... Voir le document complet

28

Comprehensive study on non-precious metal catalysts for proton exchange membrane fuel cells (PEMFCs).

Comprehensive study on non-precious metal catalysts for proton exchange membrane fuel cells (PEMFCs).

... 86 cell voltage has to be decreased to increase the overpotential and compensate the current loss in order to maintain the setting current, resulting in a relatively stable curve comparing to ... Voir le document complet

184

Modeling an ordered nanostructured cathode catalyst layer for proton exchange membrane fuel cells

Modeling an ordered nanostructured cathode catalyst layer for proton exchange membrane fuel cells

... K and 2 atm. When the contribution of membrane overpotential is taking into account in addition to the cathode overpotential towards the total cell potential loss, the predicted performance ... Voir le document complet

14

Sulfonated hydrocarbon membranes for medium-temperature and low-humidity proton exchange membrane fuel cells (PEMFCs)

Sulfonated hydrocarbon membranes for medium-temperature and low-humidity proton exchange membrane fuel cells (PEMFCs)

... effective in providing a short pathway for ion transport from one electrode to the other, which directly improves fuel cell performance by reducing cell ...volume and weight of a ... Voir le document complet

57

Degradation of a polymer exchange membrane fuel cell stack with Nafion® membranes of different thicknesses: Part I. In situ diagnosis

Degradation of a polymer exchange membrane fuel cell stack with Nafion® membranes of different thicknesses: Part I. In situ diagnosis

... polymer exchange membrane (PEM) fuel cells, under a wide range of operational conditions, has been attracting intensive attention, as durability is one of the largest barriers for com- mercialization ... Voir le document complet

8

Impact of non-uniform wettability in the condensation and condensationliquid water intrusion regimes in the cathode gas diffusion layer of proton exchange membrane fuel cell

Impact of non-uniform wettability in the condensation and condensationliquid water intrusion regimes in the cathode gas diffusion layer of proton exchange membrane fuel cell

... management and performance degradation are two major issues for the improvement of Proton exchange membrane (PEM) fuel cells ...[1]. In this context, the gas diffusion ... Voir le document complet

10

Impact of non-uniform wettability in the condensation and condensationliquid water intrusion regimes in the cathode gas diffusion layer of proton exchange membrane fuel cell

Impact of non-uniform wettability in the condensation and condensationliquid water intrusion regimes in the cathode gas diffusion layer of proton exchange membrane fuel cell

... management and performance degradation are two major issues for the improvement of Proton exchange membrane (PEM) fuel cells [ 1 ...]. In this context, the gas diffusion ... Voir le document complet

11

Influence of wettability on liquid water transport in gas diffusion layer of proton exchange membrane fuel cells (PEMFC)

Influence of wettability on liquid water transport in gas diffusion layer of proton exchange membrane fuel cells (PEMFC)

... invasion in a model fibrous ...pattern and water saturation at breakthrough and show that a dramatic change in the invasion pattern, from fractal to compact, occurs as the system changes from ... Voir le document complet

8

Accelerated lifetime testing for proton exchange membrane fuel cells using extremely high temperature and unusually high load

Accelerated lifetime testing for proton exchange membrane fuel cells using extremely high temperature and unusually high load

... Density/Temperature Operation. Figure 5 shows the polarization curves of the fuel cell after operation at a high current density ...backpressure, and 100% ...the cell performance ... Voir le document complet

6

Membrane patterned by pulsed laser micromachining for proton exchange membrane fuel cell with sputtered ultra-low catalyst loadings

Membrane patterned by pulsed laser micromachining for proton exchange membrane fuel cell with sputtered ultra-low catalyst loadings

... fuel cell. The oxygen flow rate was half of the hydrogen flow rate. The fuel cell was connected to an electric load (Amrel, Series Zero-Volt Programmable Loads) operating in a constant ... Voir le document complet

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