... Proceedings of the 2021 28th International Conference on Nuclear Engineering ICONE28 August 4-6, 2021, Virtual, Online ICONE28-64169 CODES AND METHODS IMPROVEMENTS FOR VVER COMPREHENSIVE SAFETY ASSESSMENT: THE CAMIVVER H2020 PROJECT Denis Verrier1, Barbara Vezzoni1, Barbara Calgaro1, Olivier...

...Abstract Abstract The assessment of seismic and dynamic strength for the VVER-1000 reactor with emphasis on fuel assemblies interaction is carried out based on experience for Ukrainian NPPs. Evaluation of fuel assembly structural response to externally applied forces is based on NUREG-800...

...Abstract Abstract Based on Armenian Nuclear Power Plant (VVER-440/270) example the response of confinement to leaktightness improvement in case of design basis accident was investigated. The main interest of the investigation is to determine the influence of confinement leaktightness...

... Anticipated transient PSA for operating NPP VVER ATWS safety analysis thermal-hydraulics MTC Safety analysis on operating nuclear power plant (NPP) plays an important role on nuclear energy application, especially after the severe accident of Fukushima plants. This paper focuses...

... Hydrogen combustion may represent a threat to containment integrity in a VVER-440/213 plant owing to the combination of high pressure and high temperature. A study has been carried out using the GASFLOW 2.1 three-dimensional CFD code to evaluate the hydrogen distribution in the containment...