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 …

[HTML][HTML] Prediction and interpretability of accidental explosion loads from hydrogen-air mixtures using CFD and artificial neural network method

Q Hu, X Zhang, Q Li, H Hao, C Coffey… - International Journal of …, 2024 - Elsevier
Accurate prediction of blast loading from accidental hydrogen-air cloud explosion is critical
for the planning, design, and operation of the hydrogen industry. This study proposes an …

Prediction of gas explosion pressures: A machine learning algorithm based on KPCA and an optimized LSSVM

K Zhang, K Zhang, R Bao - Journal of Loss Prevention in the Process …, 2023 - Elsevier
A gas explosion, as a common accident in public life and industry, poses a great threat to the
safety of life and property. The determination and prediction of gas explosion pressures are …

Experimental study on external explosion for vented hydrogen deflagration in a rectangular tube with different vent coefficients

Q Wang, X Luo, C Wang, Y Liu, P Zhou, B Li - Process Safety and …, 2022 - Elsevier
Experiments on hydrogen-air vented deflagration in a smooth rectangular tube were
conducted with various vent area for different hydrogen concentration. The high-speed …

[HTML][HTML] Prediction of peak overpressure from hydrogen-air cloud explosions in vented cylindrical vessels

Q Hu, X Zhang, H Hao - Process Safety and Environmental Protection, 2024 - Elsevier
Hydrogen as one of the most promising clean energies, has received a lot of attention.
Intensive research has been devoted to develo** techniques for the effective usage of …

Effects of methane volume fractions and vent areas on dynamic characteristics of vented methane-air explosion in a half-open duct

Q Zhang, G Chen, Y Xue, Q Xu, M **e - Fuel, 2022 - Elsevier
Comprehensively revealing the dynamic characteristics of a vented gas explosion is of great
significance for designing more effective vents. In the paper, the vented methane-air …

Prediction of venting gas explosion overpressure based on a combination of explosive theory and machine learning

Q Xu, G Chen, S Su, J Men, G Li - Expert Systems with Applications, 2023 - Elsevier
Combustible gas is widely used in industry and daily life but presents an unavoidable
explosion hazard. Predicting explosion overpressure and guiding engineering design is an …

Coupling effects of venting and inerting on hydrogen-air explosions at elevated static activation pressures

J Xu, X Chen, H Jiang, W Gao - International Journal of Hydrogen Energy, 2024 - Elsevier
The effect of varying CO 2 addition ratios (λ) on the internal and external pressure
characteristics of vented hydrogen-air explosions with an equivalent ratio of 1.5 at elevated …

[HTML][HTML] Analysis of the safety of residential buildings under gas explosion loads

R Chmielewski, A Bąk - Journal of building Engineering, 2021 - Elsevier
The phenomenon of a gas explosion, due to its complexity and possible effects, is the
subject of numerous analyses. Gas explosions in a confined space can have various …

Flammability limit and explosion energy of methane in enclosed pipeline under multi-phase conditions

D Wang, X Qian, T Ji, Q **g, Q Zhang, M Yuan - Energy, 2021 - Elsevier
To investigate the regulation of gas explosion characteristics under multi-phase conditions,
a series of experiments were conducted in enclosed pipeline with different scenarios of …