Search Results - "Hao, Jiaao"
-
1
Air thermochemistry in the converging section of de Laval nozzles on hypersonic wind tunnels
Published in AIP advances (01-08-2022)“…State-to-state simulations of nonequilibrium flow in nozzles are made for a range of reservoir conditions and geometries. The geometry of the converging…”
Get full text
Journal Article -
2
Unsteady Supersonic Flows Past Two-Body Configurations with Different Separation Distances
Published in Journal of aerospace engineering (01-01-2023)“…AbstractThree-dimensional numerical simulations are conducted to investigate supersonic flow over capsule/canopy two-body configurations at a freestream Mach…”
Get full text
Journal Article -
3
Numerical study of hypersonic flows over reentry configurations with different chemical nonequilibrium models
Published in Acta astronautica (01-09-2016)“…Effects of two different 11-species chemical reaction models on hypersonic reentry flow simulations are numerically investigated. These two models were…”
Get full text
Journal Article -
4
State-specific simulation of oxygen vibrational excitation and dissociation behind a normal shock
Published in Chemical physics letters (01-08-2017)“…[Display omitted] •A complete V–V–T bound–bound transitions rates database for O2–O2 collisions is generated using the FHO model.•The postshock process of…”
Get full text
Journal Article -
5
-
6
Numerical investigation of hypervelocity shock-wave/boundary-layer interactions over a double-wedge configuration
Published in International journal of heat and mass transfer (01-08-2019)“…•Hypervelocity double-wedge flows at 8.0 MJ/kg in nitrogen and air are simulated.•Good agreement with the experiments is obtained with three-dimensional…”
Get full text
Journal Article -
7
Numerical investigation of oxygen thermochemical nonequilibrium on high-enthalpy double-cone flows
Published in International journal of heat and mass transfer (01-12-2018)“…•Thermochemical nonequilibrium flows over a double cone are numerically investigated.•Effect of different vibration–dissociation coupling models is studied.•An…”
Get full text
Journal Article -
8
Numerical investigation on reacting shock-bubble interaction at a low Mach limit
Published in Combustion and flame (01-07-2022)“…We investigate the deflagration combustion in the reacting shock-bubble interaction at M = 1.34 using a novel adaptive mesh refinement combustion solver with…”
Get full text
Journal Article -
9
Assessment of vibration–dissociation coupling models for hypersonic nonequilibrium simulations
Published in Aerospace science and technology (01-08-2017)“…The fidelity of three widely-used two-temperature vibration–dissociation coupling models, including the Park model (1988), the Macheret–Fridman model (1994),…”
Get full text
Journal Article -
10
How much does thermal nonequilibrium influence the overall atomic recombination during de-excitation?
Published in Chemical physics (01-04-2024)“…A parametric study is carried out via state-to-state constant-volume heat bath simulations for binary mixtures of O2/O and N2/N to identify nonequilibrium…”
Get full text
Journal Article -
11
Effects of vibrational nonequilibrium on hypersonic shock-wave/laminar boundary-layer interactions
Published in International communications in heat and mass transfer (01-10-2018)“…Recent numerical simulations of hypersonic double-cone and hollow-cylinder flare experiments have incorrectly predicted the sizes of separation regions, even…”
Get full text
Journal Article -
12
Stabilization of hypersonic boundary-layer instability using porous coatings under thermochemical nonequilibrium
Published in Aerospace science and technology (01-10-2023)“…In this study, the suppression of the instability of the hypersonic boundary-layer transition under thermochemical nonequilibrium (TCNE) using a porous coating…”
Get full text
Journal Article -
13
Numerical investigation of supersonic flow over a parachute-like configuration including turbulent flow effects
Published in Aerospace science and technology (01-02-2022)“…Numerical simulations are conducted to investigate supersonic flow over a rigid parachute-like model with a small trailing distance at a freestream Mach number…”
Get full text
Journal Article -
14
Comparison of transport properties models for numerical simulations of Mars entry vehicles
Published in Acta astronautica (01-01-2017)“…Effects of two different models for transport properties, including the approximate model and the collision integral model, on hypersonic flow simulations of…”
Get full text
Journal Article -
15
Transition reversal over a blunt plate at Mach 5
Published 31-07-2024“…In this work, the stability and transition to turbulence over a blunt flat plate with different leading-edge radii are investigated computationally. The…”
Get full text
Journal Article -
16
Understanding the instability-wave selectivity of hypersonic compression ramp laminar flow
Published 17-04-2024“…The hypersonic flow stability over a two-dimensional compression corner is studied using resolvent analysis, linear stability theory (LST) and parabolised…”
Get full text
Journal Article -
17
An Experimental Configuration to Study High-Enthalpy Radiating Flows Under Nonequilibrium De-excitation
Published 26-09-2024“…This paper presents an experimental configuration to study high-enthalpy radiating flows under nonequilibrium de-excitation. A general design method is…”
Get full text
Journal Article