Review of combustion stabilization for hypersonic airbreathing propulsion

Q Liu, D Baccarella, T Lee - Progress in Aerospace Sciences, 2020‏ - Elsevier
A review of fundamental research in combustion stabilization for hypersonic airbreathing
propulsion is presented. Combustion in high-speed airbreathing propulsion systems …

Supersonic combustion in air-breathing propulsion systems for hypersonic flight

J Urzay - Annual Review of Fluid Mechanics, 2018‏ - annualreviews.org
Great efforts have been dedicated during the last decades to the research and development
of hypersonic aircrafts that can fly at several times the speed of sound. These aerospace …

Transverse jet in supersonic crossflows

W Huang - Aerospace Science and Technology, 2016‏ - Elsevier
The mixing and combustion process plays an important role in the realization of the scramjet
engine, and the transverse injection from a wall orifice is widely employed for the simplest …

Using field inversion to quantify functional errors in turbulence closures

AP Singh, K Duraisamy - Physics of Fluids, 2016‏ - pubs.aip.org
A data–informed approach is presented with the objective of quantifying errors and
uncertainties in the functional forms of turbulence closure models. The approach creates …

An entropy-stable hybrid scheme for simulations of transcritical real-fluid flows

PC Ma, Y Lv, M Ihme - Journal of Computational Physics, 2017‏ - Elsevier
A finite-volume method is developed for simulating the mixing of turbulent flows at
transcritical conditions. Spurious pressure oscillations associated with fully conservative …

Unstart phenomena induced by flow choking in scramjet inlet-isolators

S Im, H Do - Progress in Aerospace Sciences, 2018‏ - Elsevier
A review of recent research outcomes in downstream flow choking-driven unstart is
presented. Unstart is a flow phenomenon at the inlet that severely reduces the air mass flow …

A review of the scramjet experimental data base

RK Seleznev, ST Surzhikov, JS Shang - Progress in Aerospace Sciences, 2019‏ - Elsevier
The frontier in hypersonic flights via an air-breathing scramjet faces a formidable challenge,
because the operational principle is built on thermal compression, which is inherently …

Modeling of structural uncertainties in Reynolds-averaged Navier-Stokes closures

M Emory, J Larsson, G Iaccarino - Physics of Fluids, 2013‏ - pubs.aip.org
Estimation of the uncertainty in numerical predictions by Reynolds-averaged Navier-Stokes
closures is a vital step in building confidence in such predictions. An approach to model …

Exploiting active subspaces to quantify uncertainty in the numerical simulation of the HyShot II scramjet

PG Constantine, M Emory, J Larsson… - Journal of Computational …, 2015‏ - Elsevier
We present a computational analysis of the reactive flow in a hypersonic scramjet engine
with focus on effects of uncertainties in the operating conditions. We employ a novel …

Advances and challenges in modeling high-speed turbulent combustion in propulsion systems

ED Gonzalez-Juez, AR Kerstein, R Ranjan… - Progress in Energy and …, 2017‏ - Elsevier
Combustion environments in propulsion systems involve the interaction of a variety of
physics. In devices such as augmentors, ramjets and scramjets, such environments include …