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Development and Validation of Chromium Getters for Solid Oxide Fuel Cell Power Systems

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Published on: May 26, 2019

Solid Oxide Electrochemical Systems: Material Degradation Processes and Novel Mitigation Approaches.

Michael Reisert¹, Ashish Aphale², Prabhakar Singh³

¹Department of Materials Science and Engineering, University of Connecticut, Storrs, CT 06269, USA. michael.reisert@uconn.edu.

Materials (Basel, Switzerland)

|November 8, 2018

Summary

Solid oxide electrochemical systems offer efficient energy production but face material degradation. This review details degradation processes and mitigation strategies for enhanced longevity and performance.

Keywords:

corrosion electrode electrode poisoning interconnect oxide scale solid oxide

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Area of Science:

Materials Science
Electrochemistry
Energy Systems

Background:

Solid oxide electrochemical systems (SOFCs, SOECs, OTMs) provide clean energy and fuel via ceramic oxides.
These systems offer stability, fuel flexibility, and high efficiency but are limited by harsh operating conditions.
Material degradation under high temperatures and reactive atmospheres impacts long-term viability.

Purpose of the Study:

To review degradation processes affecting solid oxide electrochemical systems.
To discuss degradation mechanisms in system components and materials.
To present state-of-the-art mitigation technologies for improved longevity.

Main Methods:

Literature review of degradation phenomena in solid oxide electrochemical systems.
Analysis of material corrosion and degradation mechanisms.
Compilation of current mitigation techniques and technologies.

Main Results:

Identified key degradation processes impacting solid oxide materials.
Discussed specific degradation mechanisms relevant to system components.
Highlighted advanced strategies to minimize material degradation.

Conclusions:

Material degradation is a critical challenge for solid oxide electrochemical systems.
Understanding degradation mechanisms is crucial for developing durable materials.
Mitigation technologies are essential for extending system operational life and efficiency.