Drift-flux parameter modeling of vertical downward gas–liquid two-phase flows for interfacial drag force formulation
Sign Up to like & getrecommendations! Published in 2021 at "Nuclear Engineering and Design"
DOI: 10.1016/j.nucengdes.2021.111185
Abstract: Abstract The two-fluid model has been adopted as a platform of nuclear thermal–hydraulic system analysis code because it can treat the mechanical and thermal non-equilibrium between phases through the interfacial transfer terms. Precise modeling of… read more here.
Keywords: two phase; drag force; interfacial drag; drift flux ... See more keywords
Development of drift–flux correlation for predicting void fraction in downcomer regions
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Nuclear Science and Technology"
DOI: 10.1080/00223131.2019.1617203
Abstract: ABSTRACT Accurate prediction of interfacial drag in the downcomer annulus is crucial for the assessment of downcomer void fraction for the loss of coolant accident analysis. The downcomer annulus is the gap between reactor pressure… read more here.
Keywords: void fraction; drift flux; downcomer;
Derivation of the Adjoint Drift Flux Equations for Multiphase Flow
Sign Up to like & getrecommendations! Published in 2020 at "Fluids"
DOI: 10.3390/fluids5010031
Abstract: The continuous adjoint approach is a technique for calculating the sensitivity of a flow to changes in input parameters, most commonly changes of geometry. Here we present for the first time the mathematical derivation of… read more here.
Keywords: multiphase flow; derivation adjoint; adjoint; drift flux ... See more keywords