Modelling fluid-structure interaction of water recirculating flow to predict damage and/or failure in a jet-pump assembly of a nuclear boiling water reactor

• Published in: Engineering structures Vol. 206; p. 110155
• Main Authors: Cuamatzi-Meléndez, Rubén, Flores-Cuamatzi, Enrique
• Format: Journal Article
• Language: English
• Published: Kidlington Elsevier Ltd 01.03.2020; Elsevier BV
• Subjects: Assemblies; Assembly; Boiling; Boiling water reactors; Catastrophic failure analysis; Computational fluid dynamics; Computer applications; Damage; Finite element method; Finite element modelling; Fluid dynamics; Fluid-structure interaction; Hydrodynamics; Jet-pumps assembly; Mathematical models; Mechanical components; Nuclear energy; Nuclear reactor; Nuclear reactors; Reactors; Resonant frequencies; Structural integrity; Vibration mode; Water circulation; Water flow; Water recirculating system; Jet-pumps assembly; Structural integrity; Finite element modelling; Computational fluid dynamics; Water recirculating system; Fluid-structure interaction; Nuclear reactor

•Fluid-structure interaction was modelled in a Nuclear Reactor Jet-pump assembly.•Fluid dynamic models were coupled with the structural response of the assembly.•The natural frequencies of the Jet-pump assembly were studied.•The results showed stresses concentration which can lead to localized fract...