NEGYESI, M., J. BURDA, V. KLOUČEK, J. LORINČÍK, Jiří SOPOUŠEK, J. KABÁTOVÁ, L. NOVOTNÝ, S. LINHART, T. CHMELA, J. SIEGL and V. VRTÍLKOVÁ. Contribution to the study of the pseudobinary Zr1Nb-Oxygen phase diagram by local oxygen measurements of Zr1Nb fuel cladding after high temperature oxidation. JOURNAL OF NUCLEAR MATERIALS. Elsevier, 2012, vol. 420, 1-3, p. 314-319. ISSN 0022-3115. Available from: https://dx.doi.org/10.1016/j.jnucmat.2011.10.022.
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Basic information
Original name Contribution to the study of the pseudobinary Zr1Nb-Oxygen phase diagram by local oxygen measurements of Zr1Nb fuel cladding after high temperature oxidation
Name in Czech Příspěvek do studia pseudobinarního Zr1Nb-O fázového diagramu týkající se lokálního měření kyslíku v Zr1Nb palivovém plášti po oxidaci za vysoké teploty
Authors NEGYESI, M. (203 Czech Republic), J. BURDA (203 Czech Republic), V. KLOUČEK (203 Czech Republic), J. LORINČÍK (203 Czech Republic), Jiří SOPOUŠEK (203 Czech Republic, guarantor, belonging to the institution), J. KABÁTOVÁ (203 Czech Republic), L. NOVOTNÝ (203 Czech Republic), S. LINHART (203 Czech Republic), T. CHMELA (203 Czech Republic), J. SIEGL (203 Czech Republic) and V. VRTÍLKOVÁ (203 Czech Republic).
Edition JOURNAL OF NUCLEAR MATERIALS, Elsevier, 2012, 0022-3115.
Other information
Original language English
Type of outcome Article in a journal
Field of Study 20305 Nuclear related engineering; ;
Country of publisher Netherlands
Confidentiality degree is not subject to a state or trade secret
Impact factor Impact factor: 1.211
RIV identification code RIV/00216224:14310/12:00059447
Organization unit Faculty of Science
Doi http://dx.doi.org/10.1016/j.jnucmat.2011.10.022
UT WoS 000300462300043
Keywords (in Czech) Zirkonium CALPHAD
Keywords in English Zirkonium CALPHAD
Tags AKR, CALPHAD Zirkonium oxygen, rivok
Tags International impact, Reviewed
Changed by Changed by: Ing. Andrea Mikešková, učo 137293. Changed: 9/4/2013 15:57.
Abstract
This work is concerned with measurement of oxygen concentrations and construction of the pseudobinary Zr1Nb-O phase diagram, acceptable for diffusion models predicting the oxidation behavior of Zr1Nb fuel cladding during thermal transients such as LOCA. Oxygen concentrations were measured in existing phases in the wall of Zr1Nb nuclear fuel cladding tubes after the high-temperature oxidation. The oxygen concentrations at the alpha/alpha + beta phase boundary in the alpha-Zr(O) layer have been determined using WDS method. Oxygen concentrations in the prior beta-Zr were measured using two experimental methods (SIMS and TEA). Consequently, the ceiling of the oxygen concentration in beta-Zr has been assessed based on the results of SIMS, TEA, and microhardness measurements. Eventually, the experimental results were compared to the pseudobinary Zr1Nb-O phase diagram, calculated using CALPHAD software, with satisfactory agreement. The effect of hydrogen was also examined.
Abstract (in Czech)
Tato práce se zabývá měřením koncentrace kyslíku a výstavba v pseudobinary Zr1Nb-O fázový diagram, přijatelných pro difúzní modely předpovídají, oxidační chování pláště paliva Zr1Nb během tepelných přechodech, jako LOCA. Koncentrace kyslíku byly naměřeny v existujících fází ve zdi Zr1Nb jaderného paliva pláště trubky po vysokoteplotní oxidaci.
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