Parameterization of oxide film models with respect to SCC initiation of 316SS under PWR conditions

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Parameterization of oxide film models with respect to SCC initiation of 316SS under PWR conditions. / Vankeerberghen, Marc; Bojinov, Martin.

Proceedings Nuclear Plant Chemistry Conference NPC 2012. Paris, France, 2012.

Research output: Contribution to report/book/conference proceedingsIn-proceedings paperpeer-review

Harvard

Vankeerberghen, M & Bojinov, M 2012, Parameterization of oxide film models with respect to SCC initiation of 316SS under PWR conditions. in Proceedings Nuclear Plant Chemistry Conference NPC 2012. Paris, France, NPC 2012 - Nuclear Plant Chemistry Conference, Paris, France, 2012-09-24.

APA

Vankeerberghen, M., & Bojinov, M. (2012). Parameterization of oxide film models with respect to SCC initiation of 316SS under PWR conditions. In Proceedings Nuclear Plant Chemistry Conference NPC 2012

Vancouver

Vankeerberghen M, Bojinov M. Parameterization of oxide film models with respect to SCC initiation of 316SS under PWR conditions. In Proceedings Nuclear Plant Chemistry Conference NPC 2012. Paris, France. 2012

Author

Vankeerberghen, Marc ; Bojinov, Martin. / Parameterization of oxide film models with respect to SCC initiation of 316SS under PWR conditions. Proceedings Nuclear Plant Chemistry Conference NPC 2012. Paris, France, 2012.

Bibtex - Download

@inproceedings{4df219db7ebe4e2594961787faffd802,
title = "Parameterization of oxide film models with respect to SCC initiation of 316SS under PWR conditions",
abstract = "Engineering alloys, such as austenitic stainless steels and nickel-based alloys used in nuclear power plants, protect themselves from their high temperature water environment by forming a passive oxide layer. It makes the materials resistant to uniform corrosion but, potentially, makes them susceptible to stress corrosion cracking. The oxide film can be modelled using Point Defect and Mixed Conduction Models. The PDM analytically addresses generation, transport and consumption of point defects such as vacancies and interstitials. The associated MCM treats the coupling between ionic point defects and electron transport. Parameterization of is performed against the evolution of the oxide layer thickness versus exposure time, compositional profiles of Fe, Cr, Ni and O through the oxide layer and in-situ electrochemical impedance spectroscopic (EIS) measurements. Here we demonstrate the parameterization of a one-dimensional model for 316-type stainless steel in PWR water. Preliminary results for a two-dimensional model are also discussed with respect to the role of the oxide and its interface with the alloy substrate during initiation of stress corrosion cracks.",
keywords = "Oxide film",
author = "Marc Vankeerberghen and Martin Bojinov",
note = "Score = 3; NPC 2012 - Nuclear Plant Chemistry Conference ; Conference date: 24-09-2012 Through 28-09-2012",
year = "2012",
month = sep,
language = "English",
booktitle = "Proceedings Nuclear Plant Chemistry Conference NPC 2012",

}

RIS - Download

TY - GEN

T1 - Parameterization of oxide film models with respect to SCC initiation of 316SS under PWR conditions

AU - Vankeerberghen, Marc

AU - Bojinov, Martin

N1 - Score = 3

PY - 2012/9

Y1 - 2012/9

N2 - Engineering alloys, such as austenitic stainless steels and nickel-based alloys used in nuclear power plants, protect themselves from their high temperature water environment by forming a passive oxide layer. It makes the materials resistant to uniform corrosion but, potentially, makes them susceptible to stress corrosion cracking. The oxide film can be modelled using Point Defect and Mixed Conduction Models. The PDM analytically addresses generation, transport and consumption of point defects such as vacancies and interstitials. The associated MCM treats the coupling between ionic point defects and electron transport. Parameterization of is performed against the evolution of the oxide layer thickness versus exposure time, compositional profiles of Fe, Cr, Ni and O through the oxide layer and in-situ electrochemical impedance spectroscopic (EIS) measurements. Here we demonstrate the parameterization of a one-dimensional model for 316-type stainless steel in PWR water. Preliminary results for a two-dimensional model are also discussed with respect to the role of the oxide and its interface with the alloy substrate during initiation of stress corrosion cracks.

AB - Engineering alloys, such as austenitic stainless steels and nickel-based alloys used in nuclear power plants, protect themselves from their high temperature water environment by forming a passive oxide layer. It makes the materials resistant to uniform corrosion but, potentially, makes them susceptible to stress corrosion cracking. The oxide film can be modelled using Point Defect and Mixed Conduction Models. The PDM analytically addresses generation, transport and consumption of point defects such as vacancies and interstitials. The associated MCM treats the coupling between ionic point defects and electron transport. Parameterization of is performed against the evolution of the oxide layer thickness versus exposure time, compositional profiles of Fe, Cr, Ni and O through the oxide layer and in-situ electrochemical impedance spectroscopic (EIS) measurements. Here we demonstrate the parameterization of a one-dimensional model for 316-type stainless steel in PWR water. Preliminary results for a two-dimensional model are also discussed with respect to the role of the oxide and its interface with the alloy substrate during initiation of stress corrosion cracks.

KW - Oxide film

UR - http://ecm.sckcen.be/OTCS/llisapi.dll/open/ezp_124049

UR - http://ecm.sckcen.be/OTCS/llisapi.dll/open/ezp_124049_2

UR - http://ecm.sckcen.be/OTCS/llisapi.dll/open/ezp_124049_3

UR - http://knowledgecentre.sckcen.be/so2/bibref/9506

M3 - In-proceedings paper

BT - Proceedings Nuclear Plant Chemistry Conference NPC 2012

CY - Paris, France

T2 - NPC 2012 - Nuclear Plant Chemistry Conference

Y2 - 24 September 2012 through 28 September 2012

ER -

ID: 210887