Highly-scalable GPU-accelerated compressible reacting flow solver for modeling high-speed flows

R Bielawski, S Barwey, S Prakash, V Raman - Computers & Fluids, 2023 - Elsevier
Emerging supercomputing systems utilize a combination of central processing units (CPUs)
and graphics processing units (GPUs) in an effort to reach exascale capabilities while …

Numerical simulation of a methane-oxygen rotating detonation rocket engine

S Prakash, V Raman, CF Lietz, WA Hargus Jr… - Proceedings of the …, 2021 - Elsevier
The rotating detonation engine (RDE) is an important realization of pressure gain
combustion for rocket applications. The RDE system is characterized by a highly unsteady …

Three-dimensional detonation structure and its response to confinement

J Crane, JT Lipkowicz, X Shi, I Wlokas… - Proceedings of the …, 2023 - Elsevier
Abstract Three-dimensional (3D) detonation simulations solving the compressible Navier-
Stokes equations with detailed chemistry are performed in both square channel and round …

Ignition delay times of methane and hydrogen highly diluted in carbon dioxide at high pressures up to 300 atm

J Shao, R Choudhary, DF Davidson, RK Hanson… - Proceedings of the …, 2019 - Elsevier
The need for more efficient power cycles has attracted interest in super-critical CO 2 (sCO 2)
cycles. However, the effects of high CO 2 dilution on auto-ignition at extremely high …

Thermodynamic performance results for rotating detonation rocket engine with distributed heat addition using cantera

JR Burr, E Paulson - AIAA Propulsion and Energy 2021 Forum, 2021 - arc.aiaa.org
View Video Presentation: https://doi. org/10.2514/6.2021-3682. vid A new performance
model of rotating detonation rocket engine (RDRE) is developed in this study to investigate …

High fidelity simulations of a methane-oxygen rotating detonation rocket engine

S Prakash, V Raman, C Lietz, WA Hargus… - AIAA scitech 2020 …, 2020 - arc.aiaa.org
The rotating detonation combustor (RDC) is an important realization of pressure gain
combustion for practical applications. The RDC system is characterized by a highly unsteady …

[HTML][HTML] A comprehensive experimental and modeling study of the ignition delay time characteristics of ternary and quaternary blends of methane, ethane, ethylene …

S Martinez, M Baigmohammadi, V Patel… - Combustion and …, 2021 - Elsevier
The ignition delay time (IDT) characteristics of new ternary and quaternary blended C 1–C 3
gaseous hydrocarbons, including methane/ethane/ethylene and methane/ethane/ethylene …

Time-resolved imaging of the cellular structure of methane and natural gas detonations

MD Frederick, RM Gejji, JE Shepherd, CD Slabaugh - Shock Waves, 2022 - Springer
We present experimental observations of the density field and reaction structure of methane
and natural gas detonation waves propagating in a narrow channel. Simultaneous time …

Sensitizing gaseous detonations for hydrogen/ethylene-air mixtures using ozone and H2O2 as dopants for application in rotating detonation engines

DS Kumar, K Ivin, AV Singh - Proceedings of the Combustion Institute, 2021 - Elsevier
The effect of ozone and hydrogen peroxide as dopants on hydrogen-air and ethylene-air
detonations was investigated with one-dimensional ZND calculations. Also, the effects of …

A Physics-based approach to modeling real-fuel combustion chemistry–III. Reaction kinetic model of JP10

Y Tao, R Xu, K Wang, J Shao, SE Johnson… - Combustion and …, 2018 - Elsevier
Abstract The Hybrid Chemistry (HyChem) approach has been proposed previously for
combustion chemistry modeling of real, liquid fuels of a distillate origin. In this work, the …