Numerical and experimental analysis of detonation induced by shock wave focusing

Z Yang, B Zhang - Combustion and Flame, 2023‏ - Elsevier
Previous studies have demonstrated that shock wave focusing is an efficient method for
detonation initiation by creating hot spots in the interaction of shock-shock or the collision of …

Combustion mode and wave multiplicity in rotating detonative combustion with separate reactant injection

M Zhao, MJ Cleary, H Zhang - Combustion and Flame, 2021‏ - Elsevier
Numerical simulations with detailed chemistry are conducted for two-dimensional rotating
detonative combustion with separate injection of fuel and oxidant. The influences of the fuel …

Oblique detonation waves induced by two symmetrical wedges in hydrogen-air mixtures

G **ang, Y Zhang, X Gao, H Li, X Huang - Fuel, 2021‏ - Elsevier
An understanding of oblique detonation waves (ODWs) has inherent research value for high-
speed compressible reacting flow and hypersonic propulsion. In this paper, the interactions …

[HTML][HTML] GPU acceleration of CFD simulations in OpenFOAM

F Piscaglia, F Ghioldi - Aerospace, 2023‏ - mdpi.com
We introduce algorithmic advancements designed to expedite simulations in OpenFOAM
using GPUs. These developments include the following.(a) The amgx4Foam library, which …

Research on combustion stability characteristics of scramjet combustor equipped with strut injector

F Quan, J Chang, C Lv, G Wu, C Kong - Applied Thermal Engineering, 2025‏ - Elsevier
The combustor is the core component of the scramjet engine, and stable combustion is the
prerequisite for the efficient operation of the scramjet engine. At present, researchers premix …

Application of hydrogen mechanisms in combustion simulation of DLR scramjet combustor and their effect on combustion performance

Z Li, J Wang, X Li - Fuel, 2023‏ - Elsevier
In view of the promising application of hydrogen in scramjet combustor and the rapid
development of hydrogen kinetic mechanisms, present work applies representative …

Integration and validation of some modules for modelling of high-speed chemically reactive flows in two-phase gas-droplet mixtures

R Zhu, Z Huang, C Xu, B Wu, M Davy - Computers & Fluids, 2024‏ - Elsevier
Three modules are integrated into the built-in OpenFOAM rhoCentralFoam solver towards
accurate and efficient modelling of high-speed chemically reactive flows in two-phase gas …

Lift-off behaviors of the partially-premixed jet flame in a supersonic vitiated coflow

C Liu, J Zhang, X Li, Y Pan, W Huang - Aerospace Science and …, 2023‏ - Elsevier
Achieving fast and efficient combustion is considered as the primary difficulty in overcoming
the high-Mach-number scramjet. A novel injection strategy with coflows has been proposed …

Effects of pulsed hydrogen injection on mixing and combustion performance in a supersonic flow field

M Yan, Y Tian, G Wang, J Le - Physics of Fluids, 2023‏ - pubs.aip.org
An unsteady numerical method based on the Reynolds-averaged Navier–Stokes equations
was developed to study the effects of a sine-wave pulsed-injection strategy on the …

Extinction of incident hydrogen/air detonation in fine water sprays

Y Xu, M Zhao, H Zhang - Physics of Fluids, 2021‏ - pubs.aip.org
Two-dimensional numerical simulations with Eulerian–Lagrangian method are conducted to
study propagation and extinction of stoichiometric hydrogen/air detonations in fine water …