Extended compressible thermal cavitation model for the numerical simulation of cryogenic cavitating flow

X Li, T Shen, P Li, X Guo, Z Zhu - International Journal of Hydrogen Energy, 2020 - Elsevier
The compressibility of the vapour–liquid phase is indispensable in simulating liquid
hydrogen or liquid nitrogen cavitating flow. In this paper, a numerical simulation method …

[HTML][HTML] Modelling of liquid oxygen and nitrogen injection under flashing conditions

T Lyras, IK Karathanassis, N Kyriazis… - Applied Thermal …, 2024 - Elsevier
The present numerical investigation of two-phase flashing flows examines the injection of
liquid oxygen and liquid nitrogen into near-vacuum conditions prevailing in the upper-stage …

Evaluation of vorticity forces in thermo-sensitive cavitating flow considering the local compressibility

T Shen, X Li, L Li, Z Wang, Y Liu - International Communications in Heat …, 2021 - Elsevier
The correlation between hydrodynamic forces and cavity evolution has been widely
investigated but has not been deeply revealed. This study uses force element method to …

Modelling of liquid oxygen nozzle flows under subcritical and supercritical pressure conditions

T Lyras, IK Karathanassis, N Kyriazis… - International Journal of …, 2021 - Elsevier
The two-phase flow of liquid oxygen in a converging-diverging nozzle has been numerically
predicted at conditions resembling those that prevail in the lower-stage boosters of rocket …

Large Eddy Simulation of Flash Induced Spray Atomization

T Lyras - 2024 - openaccess.city.ac.uk
Flashing boiling is a phase-changing process that takes place under abrupt pressure
decrease and manifests when a liquid reaches a superheated state. As a phenomenon …

Inversion of equations of state by combining multi-task neural networks and Newton's method

U Iben, A Dörr, E Boeru… - Inverse Problems in …, 2021 - Taylor & Francis
In this work, we address the problem of numerical multidimensional inversion of equations of
state for fluid dynamic problems. Particularly, we study the cases where the thermodynamic …