Semi-confined layered kerosene/air two-phase detonations bounded by nitrogen gas
A two-dimensional numerical study is conducted on the semi-confined cellular detonations
propagating through a layer of two-phase kerosene/air reactant bounded by an inert gas. By …
propagating through a layer of two-phase kerosene/air reactant bounded by an inert gas. By …
[HTML][HTML] On the nature of transverse waves in marginal hydrogen detonation simulations using boundary layer loss modeling and detailed chemistry
Historically, it has been a challenge to simulate the experimentally observed cellular
structures and marginal behavior of multi-dimensional, thin-channel hydrogen detonations …
structures and marginal behavior of multi-dimensional, thin-channel hydrogen detonations …
A simple predictive three-step chemical model for gaseous stoichiometric hydrogen–oxygen detonation quenching
Two types of three-step chain-branching kinetics for gaseous hydrogen–oxygen detonation
quenching are proposed. The reaction rates dependency on density and pressure, as well …
quenching are proposed. The reaction rates dependency on density and pressure, as well …
[HTML][HTML] Computational diagnostics for flame acceleration and transition to detonation in a hydrogen/air mixture
A new computational diagnostic method for pressure-induced compressibility is proposed by
projecting its local contribution to the chemical explosive mode (CEM) in the chemical …
projecting its local contribution to the chemical explosive mode (CEM) in the chemical …
Tabulated chemistry approach for detonation simulations
Chemistry modeling in detonations typically relies on two broad approaches: simplified
models with one-or two-step chemistry, and detailed chemistry. These approaches require …
models with one-or two-step chemistry, and detailed chemistry. These approaches require …
Mach reflection of detonation wave on porous wall
D Chen, HH Ma, LQ Wang - Physics of Fluids, 2023 - pubs.aip.org
This study reports the Mach reflection of gaseous detonation on porous wedges
experimentally, in which the porous wall is consisted of equidistant inline square columns …
experimentally, in which the porous wall is consisted of equidistant inline square columns …
[HTML][HTML] Towards predictive simplified chemical kinetics for hydrogen detonations
A methodology to develop predictive simplified kinetics schemes (one-step/three-step chain-
branching) is presented in which detonation velocity-curvature (D− κ) curves computed with …
branching) is presented in which detonation velocity-curvature (D− κ) curves computed with …
Characteristics of cellular structure of detonation waves propagating in annular channels
This study investigates the characteristics of stable and unstable cells and wavefronts of
detonation waves propagating in annular channels with different inner radii and channel …
detonation waves propagating in annular channels with different inner radii and channel …
A canonical numerical experiment to study detonation initiation from colliding subsonic auto-ignition waves
The collision of two subsonic auto-ignition fronts with initial constant velocity was found to
transit to detonation only when the collision angle was acute. The interaction of the reactive …
transit to detonation only when the collision angle was acute. The interaction of the reactive …
Effects of staggered opposed hot jets on the initiation and propagation of gaseous detonation in a supersonic combustible inflow
P Linyuan, D Jian - Physics of Fluids, 2023 - pubs.aip.org
In this paper, the detonation initiation mechanism of a supersonic combustible mixture
triggered by a staggered opposing combined hot jets was performed. Two-dimensional …
triggered by a staggered opposing combined hot jets was performed. Two-dimensional …