Enhancing the mixing characteristics of multi-hydrogen jets in scramjet engines through the implementation of fuel injection strategies and vortex generator positioning

K Liu, Y Pan, MM Al-Ansari, ND Al-Dahmash… - Fuel, 2024 - Elsevier
Fuel injection strategies and vortex generators (VGs) play vital roles in effectively managing
temperature distribution within the combustion chamber of scramjet engines. By optimizing …

An AMReX-based Compressible Reacting Flow Solver for High-speed Reacting Flows relevant to Hypersonic Propulsion

S Sharma, R Bielawski, O Gibson, S Zhang… - arXiv preprint arXiv …, 2024 - arxiv.org
This work presents a comprehensive framework for the efficient implementation of finite-
volume-based reacting flow solvers, specifically tailored for high speed propulsion …

Status and trends in development of hypersonic integration configuration with dorsal intake

S Luo, Y Sun, J Liu, J Song - Aerospace Science and Technology, 2023 - Elsevier
The novel dorsal intake hypersonic configuration has become a research hotspot in the
aerospace industry due to its superior aerodynamic and inlet performance at small angles of …

Numerical study on the combustion characteristics and performances of single and multi-injectors in a scramjet combustor

SM Jeong, JE Kim, MS Kim, BK Sung, JY Choi… - Aerospace Science and …, 2024 - Elsevier
The present study numerically investigates the combustion characteristics and performance
of a direct-connect gaseous hydrogen-fueled scramjet combustor depending on the injector …

Role of cavity in a Mach 8 axisymmetric scramjet combustor: Flame stabilization vs combustion enhancement

G Ma, G Zhao, M Sun, T Tang, F Li, D Xiong - Physics of Fluids, 2024 - pubs.aip.org
The cavity-assisted scramjet has been proven to be the most promising propulsion system
for air-breathing hypersonic vehicles. In this paper, numerical simulations of a Mach 8 …

Segmentation of high-speed flow fields using physics-informed clustering

M Ullman, S Barwey, GS Lee, V Raman - Applications in Energy and …, 2023 - Elsevier
The advent of data-based modeling has provided new methods and algorithms for analyzing
the complex flow fields in high-speed combustion applications. These techniques can be …

A Data-Driven Approach to Refine the Partially Stirred Reactor Closure for Turbulent Premixed Flames

L Piu, A Péquin, RSM Freitas, S Iavarone… - Flow, Turbulence and …, 2025 - Springer
Accurately predicting turbulent combustion processes is fundamental for optimizing
efficiency, reducing pollutant emissions, and ensuring operational safety in combustion …

Assessment of large eddy simulation (LES) sub-grid scale models accounting for compressible homogeneous isotropic turbulence

J Cordova, C Celis, A Mendiburu, L Bravo… - arXiv preprint arXiv …, 2023 - arxiv.org
Most sub-grid scale (SGS) models employed in LES (large eddy simulation) formulations
were originally developed for incompressible, single phase, inert flows and assume transfer …

Development and Validation of a Compressible Reacting Gas-Dynamic Flow Solver for Supersonic Combustion

A Gilmanov, P Gokulakrishnan, MS Klassen - Dynamics, 2024 - mdpi.com
An approach based on the OpenFOAM library has been developed to solve a high-speed,
multicomponent mixture of a reacting, compressible flow. This work presents comprehensive …

Reduced oxygen concentration effects on scramjet engine combustion characteristics

AK Özbek, S Karyeyen - International Journal of Energy Studies, 2023 - dergipark.org.tr
Air vehicles have began to develop with advancing technology. In order to increase the
thrust and reduce pollutant levels at high speeds, researchers focus on different combustion …