Phase Field Modelling of Microstructural Changes in NI/YSZ Solid Oxide Electrolysis Cell Electrodes

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedings – Annual report year: 2019Researchpeer-review

Standard

Phase Field Modelling of Microstructural Changes in NI/YSZ Solid Oxide Electrolysis Cell Electrodes. / Trini, M.; De Angelis, S.; Jørgensen, P. S.; Hauch, A.; Chen, M.; Hendriksen, P. V.

Proceeding of the 42nd International Conference on Advanced Ceramics and Composites. American Ceramic Society, 2019. p. 165-176 (Ceramic Engineering and Science Proceedings; No. 2, Vol. 39).

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedings – Annual report year: 2019Researchpeer-review

Harvard

Trini, M, De Angelis, S, Jørgensen, PS, Hauch, A, Chen, M & Hendriksen, PV 2019, Phase Field Modelling of Microstructural Changes in NI/YSZ Solid Oxide Electrolysis Cell Electrodes. in Proceeding of the 42nd International Conference on Advanced Ceramics and Composites. American Ceramic Society, Ceramic Engineering and Science Proceedings, no. 2, vol. 39, pp. 165-176. https://doi.org/10.1002/9781119543343.ch16

APA

Trini, M., De Angelis, S., Jørgensen, P. S., Hauch, A., Chen, M., & Hendriksen, P. V. (2019). Phase Field Modelling of Microstructural Changes in NI/YSZ Solid Oxide Electrolysis Cell Electrodes. In Proceeding of the 42nd International Conference on Advanced Ceramics and Composites (pp. 165-176). American Ceramic Society. Ceramic Engineering and Science Proceedings, No. 2, Vol.. 39 https://doi.org/10.1002/9781119543343.ch16

CBE

Trini M, De Angelis S, Jørgensen PS, Hauch A, Chen M, Hendriksen PV. 2019. Phase Field Modelling of Microstructural Changes in NI/YSZ Solid Oxide Electrolysis Cell Electrodes. In Proceeding of the 42nd International Conference on Advanced Ceramics and Composites. American Ceramic Society. pp. 165-176. (Ceramic Engineering and Science Proceedings; No. 2, Vol. 39). https://doi.org/10.1002/9781119543343.ch16

MLA

Trini, M. et al. "Phase Field Modelling of Microstructural Changes in NI/YSZ Solid Oxide Electrolysis Cell Electrodes". Proceeding of the 42nd International Conference on Advanced Ceramics and Composites. Chapter 16, American Ceramic Society. (Ceramic Engineering and Science Proceedings; Journal number 2, Vol. 39). 2019, 165-176. https://doi.org/10.1002/9781119543343.ch16

Vancouver

Trini M, De Angelis S, Jørgensen PS, Hauch A, Chen M, Hendriksen PV. Phase Field Modelling of Microstructural Changes in NI/YSZ Solid Oxide Electrolysis Cell Electrodes. In Proceeding of the 42nd International Conference on Advanced Ceramics and Composites. American Ceramic Society. 2019. p. 165-176. (Ceramic Engineering and Science Proceedings; No. 2, Vol. 39). https://doi.org/10.1002/9781119543343.ch16

Author

Trini, M. ; De Angelis, S. ; Jørgensen, P. S. ; Hauch, A. ; Chen, M. ; Hendriksen, P. V. / Phase Field Modelling of Microstructural Changes in NI/YSZ Solid Oxide Electrolysis Cell Electrodes. Proceeding of the 42nd International Conference on Advanced Ceramics and Composites. American Ceramic Society, 2019. pp. 165-176 (Ceramic Engineering and Science Proceedings; No. 2, Vol. 39).

Bibtex

@inproceedings{94ce67759c7f43cc92011e5101741667,
title = "Phase Field Modelling of Microstructural Changes in NI/YSZ Solid Oxide Electrolysis Cell Electrodes",
abstract = "Solid oxide cells (SOC) are electrochemical devices that can operate efficiently both in fuel cell (solid oxide fuel cell, SOFC) and electrolysis mode (solid oxide electrolysis cell, SOEC). However, long-term performance degradation hinder the widespread commercialization of this technology. Nickel coarsening is a major cause of the decrease of the cells’ performance. Therefore, investigating and quantifying effects of nickel coarsening on the microstructural evolution in SOCs is crucial to understand the degradation processes occurring during operation.Focused-ion-beam scanning electron microscopy (FIB-SEM) tomography and phase field (PF) modelling are used to investigate the microstructure evolution of Ni/Yttria-Stabilized Zirconia (YSZ) SOC fuel electrodes.A cell, tested as part of a 25 cells stack for 9000 hours, and a reference cell (never operated) are reconstructed using FIB-SEM tomography. Microstructural parameters were calculated on the two cells showing that the percolated triple phase boundary (TPB) length in the cell decreases from 1.85 μm/μm3 for the reference cell to only 1.01 μm/μm3 for the long-term tested one.Phase field simulations were run on the reference cell geometry and microstructural parameters such as particle size distribution (PSD), TPB length and surface areas are computed and quantified on the simulated volumes. A trend of decreasing percolated TPB length with time is observed in the simulations. The numerical results are used to investigate the effects of nickel coarsening as well as to obtain information on the kinetics of the phenomenon.",
author = "M. Trini and {De Angelis}, S. and J{\o}rgensen, {P. S.} and A. Hauch and M. Chen and Hendriksen, {P. V.}",
year = "2019",
doi = "10.1002/9781119543343.ch16",
language = "English",
isbn = "9781119543268",
pages = "165--176",
booktitle = "Proceeding of the 42nd International Conference on Advanced Ceramics and Composites",
publisher = "American Ceramic Society",

}

RIS

TY - GEN

T1 - Phase Field Modelling of Microstructural Changes in NI/YSZ Solid Oxide Electrolysis Cell Electrodes

AU - Trini, M.

AU - De Angelis, S.

AU - Jørgensen, P. S.

AU - Hauch, A.

AU - Chen, M.

AU - Hendriksen, P. V.

PY - 2019

Y1 - 2019

N2 - Solid oxide cells (SOC) are electrochemical devices that can operate efficiently both in fuel cell (solid oxide fuel cell, SOFC) and electrolysis mode (solid oxide electrolysis cell, SOEC). However, long-term performance degradation hinder the widespread commercialization of this technology. Nickel coarsening is a major cause of the decrease of the cells’ performance. Therefore, investigating and quantifying effects of nickel coarsening on the microstructural evolution in SOCs is crucial to understand the degradation processes occurring during operation.Focused-ion-beam scanning electron microscopy (FIB-SEM) tomography and phase field (PF) modelling are used to investigate the microstructure evolution of Ni/Yttria-Stabilized Zirconia (YSZ) SOC fuel electrodes.A cell, tested as part of a 25 cells stack for 9000 hours, and a reference cell (never operated) are reconstructed using FIB-SEM tomography. Microstructural parameters were calculated on the two cells showing that the percolated triple phase boundary (TPB) length in the cell decreases from 1.85 μm/μm3 for the reference cell to only 1.01 μm/μm3 for the long-term tested one.Phase field simulations were run on the reference cell geometry and microstructural parameters such as particle size distribution (PSD), TPB length and surface areas are computed and quantified on the simulated volumes. A trend of decreasing percolated TPB length with time is observed in the simulations. The numerical results are used to investigate the effects of nickel coarsening as well as to obtain information on the kinetics of the phenomenon.

AB - Solid oxide cells (SOC) are electrochemical devices that can operate efficiently both in fuel cell (solid oxide fuel cell, SOFC) and electrolysis mode (solid oxide electrolysis cell, SOEC). However, long-term performance degradation hinder the widespread commercialization of this technology. Nickel coarsening is a major cause of the decrease of the cells’ performance. Therefore, investigating and quantifying effects of nickel coarsening on the microstructural evolution in SOCs is crucial to understand the degradation processes occurring during operation.Focused-ion-beam scanning electron microscopy (FIB-SEM) tomography and phase field (PF) modelling are used to investigate the microstructure evolution of Ni/Yttria-Stabilized Zirconia (YSZ) SOC fuel electrodes.A cell, tested as part of a 25 cells stack for 9000 hours, and a reference cell (never operated) are reconstructed using FIB-SEM tomography. Microstructural parameters were calculated on the two cells showing that the percolated triple phase boundary (TPB) length in the cell decreases from 1.85 μm/μm3 for the reference cell to only 1.01 μm/μm3 for the long-term tested one.Phase field simulations were run on the reference cell geometry and microstructural parameters such as particle size distribution (PSD), TPB length and surface areas are computed and quantified on the simulated volumes. A trend of decreasing percolated TPB length with time is observed in the simulations. The numerical results are used to investigate the effects of nickel coarsening as well as to obtain information on the kinetics of the phenomenon.

U2 - 10.1002/9781119543343.ch16

DO - 10.1002/9781119543343.ch16

M3 - Article in proceedings

SN - 9781119543268

SP - 165

EP - 176

BT - Proceeding of the 42nd International Conference on Advanced Ceramics and Composites

PB - American Ceramic Society

ER -