Validation of a FLUENT CFD model for hydrogen distribution in a containment

• Published in: Nuclear engineering and design Vol. 245; pp. 161 - 171
• Main Authors: Visser, D.C., Houkema, M., Siccama, N.B., Komen, E.M.J.
• Format: Journal Article
• Language: English
• Published: Amsterdam Elsevier B.V 01.04.2012; Elsevier
• Subjects: Applied sciences; CFD; Containment thermal hydraulics; Controled nuclear fusion plants; Energy; Energy. Thermal use of fuels; Exact sciences and technology; Fission nuclear power plants; Fuels; Hydrogen stratification; Installations for energy generation and conversion: thermal and electrical energy; Nuclear fuels; Severe accident; CFD; Containment thermal hydraulics; Hydrogen stratification; Severe accident; Turbulence; Detonation; Computational fluid dynamics; Deflagration; Hydrogen; Natural convection; Plume; Water vapor; Condensation; Dissolution; Turbulent mixing; Standards; Nuclear reactor; Accident; Nuclear power plant; Concentration effect; Aerosols; Thermohydraulics; Safety; Kinetic energy; Heat transfer; Iodine

► NRG developed a CFD model to simulate the hydrogen distribution in the containment during a severe accident. ► The containment model is validated for the formation and break-up of a stable hydrogen-rich layer. ► Guidelines are obtained on mesh resolution, near-wall treatment and turbulence modelin...