Experimental investigation on the behaviors and temperature distribution of cryogenic hydrogen jet flames

L Gong, T Mo, Y Han, X Zheng, S Yang, Y Yao… - International Journal of …, 2024 - Elsevier
The jet flame resulting from the ignition of released cryogenic hydrogen is a threat to the
surrounding people and facilities. However, the behaviors and temperature distribution of …

[HTML][HTML] Embedded direct numerical simulation of ignition kernel evolution and flame initiation in dual-fuel spray assisted combustion

M Gadalla, S Karimkashi, I Kabil, O Kaario, T Lu… - Combustion and …, 2024 - Elsevier
The flame initiation process in dual-fuel spray assisted combustion is presently not fully
understood. Here, diesel spray assisted combustion of premixed methane/oxidizer/EGR is …

Laminar flame speed and autoignition characteristics of surrogate jet fuel blended with hydrogen

X Gong, X Wang, H Zhou, Z Ren - Proceedings of the Combustion Institute, 2023 - Elsevier
Hydrogen combustion has emerged as one promising option toward the achievement of
carbon-neutral in aviation. In this study, the effects of hydrogen addition on laminar flame …

Computational realization of turbulent combustion in a scramjet combustor stabilized by a lobed strut

J Zhang, Z Wang, C Liu, M Sun, H Wang - International Journal of …, 2023 - Elsevier
Currently, there are theoretical and technical challenges to organize stable flame in
scramjet, especially for variable flight conditions. This paper applies the numerical …

Ignition and stabilization of laminar premixed n-heptane/air flames under engine-like conditions

W Zhao, T Sun, S Liu, L Zhong, X Zhang, L Zhou, H Wei - Fuel, 2023 - Elsevier
The multi-stage ignition process of a laminar premixed n-heptane/air mixture is investigated
under engine-relevant conditions. The cold fuel/air mixture is injected into a hot environment …

Numerical investigation of unsteady flame propagation assisted by low-temperature chemistry

R Meier, T Zirwes, F Zhang, H Bockhorn, AAM Oliveira - Fuel, 2024 - Elsevier
To develop more efficient combustion devices, a more detailed understanding of
autoignition in the presence of low-temperature chemistry (LTC) is required to achieve …

[HTML][HTML] Super adiabatic combustion of H2/Air and H2/N2O mixtures

JL Schurr, A Bhattacharya, AA Konnov, O Kaario - Combustion and Flame, 2024 - Elsevier
While the impact of H 2 chemistry on super adiabatic flame temperature (SAFT) for
hydrocarbons is well understood, super adiabaticity for premixed H 2 combustion has not …

Effects of hydrogen addition on laminar dilute n-dodecane spray flames

X Zhang, X Wang, Y Liu, H Zhou, Z Ren - Fuel, 2023 - Elsevier
With the increasing demand for carbon–neutral propulsion technology, hydrogen addition
appears to be a viable short-to-medium-term solution. This study investigates the dynamics …

Advanced rapid combustion concept using autoignition assisted flame for high compression ratio SI engines

Y Sasaki, J Hori, M Seto, T Fujikawa, Y Morii… - 2023 - sae.org
To achieve higher thermal efficiency for sparkignition (SI) engines, advanced rapid
combustion technology under high compression ratio is needed. The results of single …

[HTML][HTML] The effects of flame orientation and mean shear on flame stretch in highly turbulent premixed flames using DNS

T Tian, H Wang, K Luo, J Fan - Applications in Energy and Combustion …, 2022 - Elsevier
In the present work, direct numerical simulation data of a laboratory-scale high Karlovitz
number (K a) jet flame with a strong mean shear and a high K a freely propagating planar …