A review of hydrogen-air cloud explosions: The fundamentals, overpressure prediction methods, and influencing factors

Q Hu, X Zhang, H Hao - International Journal of Hydrogen Energy, 2023 - Elsevier
Hydrogen is one of the most promising renewable energies that has been observing rapid
development over the past years. Recent accidental explosion incidents and the associated …

Numerical investigation of the mechanism behind the deflagration to detonation transition in homogeneous and inhomogeneous mixtures of H2-air in an obstructed …

MHS Saeid, J Khadem, S Emami - International Journal of Hydrogen …, 2021 - Elsevier
The accidental release of hydrogen into enclosures can result in a flammable mixture with
concentration gradients and possible deflagration-to-detonation transition (DDT). This …

Chemiluminescence imaging of an optically accessible non-premixed rotating detonation engine

BA Rankin, DR Richardson, AW Caswell… - Combustion and …, 2017 - Elsevier
The detonations propagating through the annular channel of an optically accessible rotating
detonation engine (RDE) operating on hydrogen–air are visualized using OH …

Overview of performance, application, and analysis of rotating detonation engine technologies

BA Rankin, ML Fotia, AG Naples, CA Stevens… - Journal of Propulsion …, 2017 - arc.aiaa.org
Recent accomplishments related to the performance, application, and analysis of rotating
detonation engine technologies are discussed. The pioneering development of optically …

On the effects of reactant stratification and wall curvature in non-premixed rotating detonation combustors

V Athmanathan, J Braun, ZM Ayers, CA Fugger… - Combustion and …, 2022 - Elsevier
The optimization of non-premixed rotating detonation combustors (RDCs) requires improved
understanding of the coupled effects of reactant stratification, fluid property gradients, and …

Origin and chaotic propagation of multiple rotating detonation waves in hydrogen/air mixtures

M Zhao, H Zhang - Fuel, 2020 - Elsevier
The origin and chaotic propagation of multiple detonative waves in the two-dimensional
modelled rotating detonation combustor fueled by premixed hydrogen/air mixtures are …

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 …

Numerical simulations of droplet evaporation and breakup effects on heterogeneous detonations

BJ Musick, M Paudel, PK Ramaprabhu… - Combustion and …, 2023 - Elsevier
Evaporation and breakup of droplets are critical phenomena in the liquid-fueled, multiphase
detonation process. Understanding the relevant conditions and times for each process is …

Experimental investigation on the effect of obstacle position on the explosion behaviors of the non-uniform methane/air mixture

Q Wu, M Yu, K Zheng - Fuel, 2022 - Elsevier
Gas explosions in the underground coal mines where the obstacles exist can cause
significant damage. A current knowledge gap in methane safety research concerns the effect …

Investigation of the structure of detonation waves in a non-premixed hydrogen–air rotating detonation engine using mid-infrared imaging

BA Rankin, JR Codoni, KY Cho, JL Hoke… - Proceedings of the …, 2019 - Elsevier
The structure of detonation waves propagating through the annular channel of an optically
accessible non-premixed rotating detonation engine (RDE) are investigated using mid …