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RVE MODELING APPROACH TO PREDICT THE MECHANICAL PROPERTIES OF ZRY-4 CLADDING WITH EMBEDDED HYDRIDE FIBERS

  • Belal Almomani
  • , Junaidi Syarif
  • , Allan Waithira
  • , Muhammad Zubair
  • , Yoon Suk Chang

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

Zirconium-based cladding is susceptible to degradation because of temperature, irradiation hardening, and hydrogen uptake. The characteristics of hydride formation in the cladding are the most critical factors that lead to changes in the mechanical properties as well as detrimental to its structural integrity. Thus, the investigation of hydride formation effects and associated mechanical property changes are considered an important topic for spent nuclear fuel management to support maintaining spent fuel safety. In this paper, the modeling approach of a representative volume element (RVE) is discussed for one concentration of the embedded hydrides considering two representative orientations as well as different hydride fiber distributions. The changes in mechanical properties are predicted by applying uniaxial tension. The model for the illustrative case is validated based on former uniaxial tensile test data. The proposed modeling approach may be applied to generate further mechanical properties for a wide range of hydrogen concentrations in different orientations and to investigate the correlation between the parameters of hydride formation to the mechanical properties.

Original languageEnglish
Title of host publicationProceedings of the 30th International Conference on Nuclear Engineering "Nuclear, Thermal, and Renewables
Subtitle of host publicationUnited to Provide Carbon Neutral Power", ICONE 2023
PublisherAmerican Society of Mechanical Engineers (ASME)
ISBN (Print)9784888982566
StatePublished - 2023
Externally publishedYes
Event30th International Conference on Nuclear Engineering, ICONE 2023 - Kyoto, Japan
Duration: 21 May 202326 May 2023

Publication series

NameInternational Conference on Nuclear Engineering, Proceedings, ICONE
Volume2023-May

Conference

Conference30th International Conference on Nuclear Engineering, ICONE 2023
Country/TerritoryJapan
CityKyoto
Period21/05/2326/05/23

Bibliographical note

Publisher Copyright:
© 2023 by JSME.

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 12 - Responsible Consumption and Production
    SDG 12 Responsible Consumption and Production

Keywords

  • Axial load
  • RVE
  • Spent fuel
  • Zirconium hydride

ASJC Scopus subject areas

  • Nuclear Energy and Engineering

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