Two-phase pressurized thermal shock analysis with CFD including the effects of free-surface condensation

•Successful application of computational fluid dynamics to pressurized thermal shock.•Free-surface condensation model implemented and validated.•Results of simulation suggest margins for Swiss nuclear power plant. Pressurized thermal shock (PTS) is the stress experienced by a reactor pressure vessel...

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Veröffentlicht in:	Nuclear engineering and design 2019-12, Vol.355, p.110282, Article 110282
Hauptverfasser:	Cremer, Ingo, Mutz, Alexander, Trewin, Richard, Grams, Simon
Format:	Artikel
Sprache:	eng
Schlagworte:	CAD Cold Cold water Cold welding Computational fluid dynamics Computer aided design Computer applications Computer simulation Cooling Cooling rate Cooling water Flow rates Fluid dynamics Free surfaces Heat transfer Hydrodynamics Leg Mass flow rate Mathematical models Nozzles Nuclear accidents & safety Nuclear energy Nuclear power plants Nuclear reactor components Plumes Pressure Pressure vessels Reactors Software Spatial variations Temperature profiles Thermal shock Water levels
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