Direct numerical simulation of reactor two-phase flows enabled by high-performance computing
Nuclear reactor two-phase flows remain a great engineering challenge, where the high-
resolution two-phase flow database which can inform practical model development is still …
resolution two-phase flow database which can inform practical model development is still …
Interface-resolved simulations of reactor flows
This critical review paper outlines the recent progress in high-resolution numerical
simulations of two-phase coolant flow in light water reactor–relevant geometries by resolving …
simulations of two-phase coolant flow in light water reactor–relevant geometries by resolving …
The interfacial modes and modal causality in a dispersed bubbly turbulent flow
While data-driven analysis has demonstrated significant success in single-phase flow
systems, its application to multi-phase flows has been relatively limited with fewer examples …
systems, its application to multi-phase flows has been relatively limited with fewer examples …
Progress in multiphase computational fluid dynamics
RT Lahey Jr, E Baglietto, IA Bolotnov - Nuclear Engineering and Design, 2021 - Elsevier
This paper is primarily concerned with the development of three dimensional (3-D)
multiphase computational fluid dynamics models for use in Pressurized Water Nuclear …
multiphase computational fluid dynamics models for use in Pressurized Water Nuclear …
Complex bubble deformation and break-up dynamics studies using interface capturing approach
The dynamics of bubble deformation has significant impacts on two-phase flow
fundamentals such as bubble induced turbulence and flow regime transition. Despite the …
fundamentals such as bubble induced turbulence and flow regime transition. Despite the …
Turbulence, pseudo-turbulence, and local flow topology in dispersed bubbly flow
Bubbly turbulent flow in a channel is investigated using interface-resolved direct numerical
simulation. An efficient coupled level-set volume-of-fluid solver based on a fast Fourier …
simulation. An efficient coupled level-set volume-of-fluid solver based on a fast Fourier …
A horizontal refined piecewise linear interface reconstruction (HOPLIRE) method based on the VOSET method for capturing the two-phase interface
YJ Chen, D Sun, B Yu, B Wang, W Lu… - Thermal Science and …, 2023 - Elsevier
The interface reconstruction method is significant for the numerical research of the two-
phase problem, but the implementation of popular ones is not easy enough. In this paper, a …
phase problem, but the implementation of popular ones is not easy enough. In this paper, a …
Computing foaming flows across scales: From breaking waves to microfluidics
Crashing ocean waves, cappuccino froths, and microfluidic bubble crystals are examples of
foamy flows. Foamy flows are critical in numerous natural and industrial processes and …
foamy flows. Foamy flows are critical in numerous natural and industrial processes and …
Bubble tracking analysis of PWR two-phase flow simulations based on the level set method
J Fang, IA Bolotnov - Nuclear Engineering and Design, 2017 - Elsevier
Bubbly flow is a common natural phenomenon and a challenging engineering problem yet
to be fully understood. More insights from either experiments or numerical simulations are …
to be fully understood. More insights from either experiments or numerical simulations are …
Status, perspectives, and added value of high fidelity simulations for safety and design
With the increase in computational power, High Fidelity (HiFi) simulations become
increasingly important to nuclear thermal hydraulics for fundamental understanding of …
increasingly important to nuclear thermal hydraulics for fundamental understanding of …