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Operation-Induced Degradation

Authored by: Pucheng Pei

PEM Fuel Cell Failure Mode Analysis

Print publication date:  August  2011
Online publication date:  August  2011

Print ISBN: 9781439839171
eBook ISBN: 9781439839188
Adobe ISBN:

10.1201/b11112-11

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Abstract

10.1 Introduction

10.2 Operating Cycles

Load CyclingIdle ConditionsHigh-Power ConditionsStart–Stop CyclesAnalysis after Operating Cycles

10.3 Feed Starvation

Feed Starvation at the Anode SideFeed Starvation at the Cathode SideMitigation Strategies to Feed Starvation

10.4 Low Relative Humidity

Impact on Fuel Cell PerformanceThe Effects of Different Anode and Cathode Gas HumidityFuel Cell Humidification MethodsMembrane Dehydration Solutions

10.5 High Temperature

Material Shortages and Flooding PhenomenaMembrane DehydrationGas CrossoverAccelerated Material AgingMitigation Measures

10.6 Dynamic Response

Dynamic Response Characteristics and Influencing FactorsEffect of Dynamic Response on Fuel Cell PerformanceMeasures to Improve the Dynamic Response

10.7 Water Management

FloodingMembrane DehydrationWater Management Strategies

10.8 Summary

References

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