Recent advances in hydrogen process safety: deflagration behaviors and explosion mitigation strategies

P Yang, T Wang, Y Sheng, Y Yu, R Li, B Su… - Process Safety and …, 2024 - Elsevier
Fire and explosion accidents frequently occur during hydrogen production, transportation,
storage, and utilization processes, leading to significant casualties and economic losses. In …

[HTML][HTML] High-sensitivity methane detection based on QEPAS and H-QEPAS technologies combined with a self-designed 8.7 kHz quartz tuning fork

T Liang, S Qiao, Y Chen, Y He, Y Ma - Photoacoustics, 2024 - Elsevier
Methane (CH 4) is a greenhouse gas as well as being flammable and explosive. In this
manuscript, quartz-enhanced photoacoustic spectroscopy (QEPAS) and heterodyne QEPAS …

Effects of fuel component, airflow field and obstacles on explosion characteristics of hydrogen/methane mixtures fuel

P Cai, Z Liu, P Li, Y Zhao, M Li, R Li, C Wang, Z **u - Energy, 2023 - Elsevier
To popularise hydrogen/methane mixtures and determine it explosion hazards, explosion
experiments were conducted based on a pipeline that can characterise urban pipe gallery …

Effect of hydrogen addition on explosion characteristics of premixed methane/air mixture under different equivalence ratio distributions

G Liu, J Wang, L Zheng, R Pan, C Lu, Y Wang, Y Zhao… - Energy, 2023 - Elsevier
To estimate the hazard of explosion during hydrogen/methane gas transportation, the
experiments were conducted in a small-scale duct. It studied the effect of hydrogen fraction …

The weakening effect of the inhibition of CO2 on the explosion of HCNG with the increase of hydrogen: Experimental and chemical kinetic research

Z Luo, S Zhou, T Wang, B Su, R Li - International Journal of Hydrogen …, 2023 - Elsevier
To explore the inhibitory effect of CO 2 on HCNG (Hydrogen enriched compressed natural
gas) explosion and its chemical kinetic mechanism, the explosion pressure and flame of CO …

Numerical investigation on leakage and diffusion characteristics of buried hydrogen-blended natural gas pipelines

H Lu, B Guo, X Chen, J Yao, B Liu - International Journal of Hydrogen …, 2024 - Elsevier
Currently, mixing hydrogen into natural gas networks is the most cost-effective method for
transporting significant quantities of hydrogen over long distances. However, after mixing …

Effect of initial pressure on the critical characteristics and overpressure of hydrogen-air premixed gas combustion and explosion

C Liu, K Tang, C Huang, J Liu, L Liu - International Journal of Hydrogen …, 2024 - Elsevier
In order to ensure the safe utilization of hydrogen, the flame characteristics and explosion
overpressure at lean-burn, stoichiometric and rich-burn conditions are investigated …

Explosion dynamics and sensitivity analysis of blended LPG/DME clean fuel promoted by H2 in a confined elongated space

G Zhou, Y Kong, X Qian, Q Zhang, Y Ma, D Wu - Fuel, 2023 - Elsevier
The involvement of highly chemically reactive H 2 greatly increases the fuel explosion risk.
In order to reveal the elevated explosion risk of LPG/DME blended gas due to the …

Suppressive effects of potassium salt modified dry water material on hydrogen/methane mixture explosion

C Cai, Y Su, Y Wang, W Ji - International Journal of Hydrogen Energy, 2024 - Elsevier
As a new type of energy, hydrogen-enriched methane mixed fuel has a high risk of
deflagration in the application process. In order to better understand the deflagration and …

Effect of N2 and CO2 on explosion behavior of H2-Liquefied petroleum gas-air mixtures in a confined space

J Wang, Y Liang, Z Zhao - International Journal of Hydrogen Energy, 2022 - Elsevier
In this study, the explosion behaviors of H 2-LPG-air mixtures with 30% H 2 fraction under
the action of N 2 and CO 2 were experimentally investigated respectively under the initial …