An efficient modeling framework for wall heat flux prediction in rocket combustion chambers using non adiabatic flamelets and wall-functions
In this work an efficient numerical framework for the prediction of wall heat loads in Liquid
Rocket Engine combustion chambers is presented. The proposed framework is based on a …
Rocket Engine combustion chambers is presented. The proposed framework is based on a …
Prediction of aerothermal characteristics of a generic hypersonic inlet flow
Accurate prediction of aerothermal surface loading is of paramount importance for the
design of high-speed flight vehicles. In this work, we consider the numerical solution of …
design of high-speed flight vehicles. In this work, we consider the numerical solution of …
Modeling of a 7-elements GOX/GCH4 combustion chamber using RANS with Eddy-Dissipation Concept model
A 7-element rocket combustion chamber using GOX/GCH 4 as propellant has been modeled
and simulated to get a more comprehensive knowledge for combustion and heat transfer …
and simulated to get a more comprehensive knowledge for combustion and heat transfer …
Physics-informed machine-learning solution to log-layer mismatch in wall-modeled large-eddy simulation
This study proposes a physics-informed machine learning to enable using the erroneous
flow data at near-wall grid points as the input to the wall model in a wall-modeled large-eddy …
flow data at near-wall grid points as the input to the wall model in a wall-modeled large-eddy …
Using graph neural networks for wall modeling in compressible anisothermal flows
Compressible anisothermal flows, which are commonly found in industrial settings such as
combustion chambers and heat exchangers, are characterized by significant variations in …
combustion chambers and heat exchangers, are characterized by significant variations in …
Effects of near wall flow and non-equilibrium reaction coupling on heat flux prediction inside a 7-elements GOX/GCH4 combustion chamber
Methane/oxygen rocket engine is considered to be one of the most promising reusable
rocket engines in future space activities. Adequate understanding and accurate prediction of …
rocket engines in future space activities. Adequate understanding and accurate prediction of …
Wall modeling of turbulent methane/oxygen reacting flows for predicting heat transfer
This paper presents a wall modeling study of turbulent reacting flows of CH 4/O 2 mixtures
towards accurately predicting the wall heat flux in combustion chambers. The study focuses …
towards accurately predicting the wall heat flux in combustion chambers. The study focuses …
Assessment of an algebraic equilibrium wall-function for supercritical flows
G Indelicato, F Creta - International Journal of Heat and Mass Transfer, 2022 - Elsevier
In this work the application of an algebraic equilibrium wall-function to real-gas flows is
presented and analyzed. The aim is to assess capabilities of existing algebraic wall …
presented and analyzed. The aim is to assess capabilities of existing algebraic wall …
A new wall function for indoor airflow with buoyancy effect
Convective heat transfer on interior surfaces of the building envelope is important for
predicting building energy consumption. The buoyancy effect is a key factor in convective …
predicting building energy consumption. The buoyancy effect is a key factor in convective …
[HTML][HTML] A priori and a posteriori analysis of flamelet modeling for large-eddy simulations of a non-adiabatic backward-facing step
A lean premixed ethylene–air flame in a backstep configuration is simulated on multiple
grids using both direct numerical simulations (DNS) with reduced order kinetic mechanism …
grids using both direct numerical simulations (DNS) with reduced order kinetic mechanism …