Publication:

Electrochemical Model of Solid Oxide Fuel Cell for Simulation at the Stack Scale I. Calibration Procedure on Experimental Data

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EPFL

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D-1672-2011

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Sayed, Ali H.

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Calisesi, Yasmine

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Van Herle, Jan

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datacite.rights

metadata-only

dc.contributor.author

Nakajo, Arata

dc.contributor.author

Wuillemin, Zacharie

dc.contributor.author

Metzger, Patrick

dc.contributor.author

Diethelm, Stefan

dc.contributor.author

Schiller, Guenter

dc.contributor.author

Van Herle, Jan

dc.contributor.author

Favrat, Daniel

dc.date.accessioned

2011-12-16T11:07:09

dc.date.available

2011-12-16T11:07:09

dc.date.created

2011-12-16

dc.date.issued

2011

dc.date.modified

2025-04-03T08:23:16.380863Z

dc.description.abstract

Lifetime prediction and improvement of solid oxide fuel cell (SOFC) devices require a reliable electrochemical model that supports the implementation of degradation phenomena. This study comprises two parts. This Part I describes the calibration of an electrochemical model based on physical principles for simulation at the stack scale. Part II presents the further implementation of degradation models. A distinction is made between the two most common cathode materials, lanthanum strontium manganite and lanthanum strontium cobalt ferrite. The experimental data used for the parameter estimations was gathered by two segmented setups. The calibrations enabled to reproduce adequately the measurements over a wide range of operating conditions. The optimal values of the physical parameters were inside the ranges reported in literature. Unambiguous discrimination could not be achieved between variations (i) in the choice of electrode rate-determining steps, (ii) data on the properties of the materials found in literature and (iii) empirical relations for the steam-methane reforming reaction. However, these model variations do not affect significantly the predicted magnitudes and distributions of the field variables assumed to govern the degradation processes at the SRU scale, compared with the uncertainties on the degradation phenomena to be implemented in Part II. (C) 2011 The Electrochemical Society. [DOI: 10.1149/1.3596433] All rights reserved.

dc.description.sponsorship

LENI

dc.identifier.doi

10.1149/1.3596433

dc.identifier.isi

WOS:000293175600018

dc.identifier.uri

https://infoscience.epfl.ch/handle/20.500.14299/73775

dc.relation.journal

Journal Of The Electrochemical Society

dc.subject

Yttria-Stabilized Zirconia

dc.subject

Sr-Doped Lamno3

dc.subject

Conducting Oxygen Electrodes

dc.subject

Turbine Hybrid System

dc.subject

Tzp Cermet Electrodes

dc.subject

Ni Pattern Anodes

dc.subject

Sensitivity-Analysis

dc.subject

Ionic-Conductivity

dc.subject

Gas-Turbine

dc.subject

Polarization Characteristics

dc.title

Electrochemical Model of Solid Oxide Fuel Cell for Simulation at the Stack Scale I. Calibration Procedure on Experimental Data

dc.type

text::journal::journal article::research article

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Publication

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oai:infoscience.tind.io:171137

epfl.legacy.itemtype

Journal Articles

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ARTICLE

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OpenAIREv4

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STI

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article

epfl.peerreviewed

REVIEWED

epfl.publication.version

http://purl.org/coar/version/c_970fb48d4fbd8a85

epfl.writtenAt

EPFL

oaire.citation.endPage

B1101

oaire.citation.startPage

B1083

oaire.citation.volume

158

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