Key areas of gas hydrates study

O Gaidukova, S Misyura, P Strizhak - Energies, 2022 - mdpi.com
Gas hydrates are widespread all over the world. They feature high energy density and are a
clean energy source of great potential. The paper considers experimental and theoretical …

Numerical investigations of micro-scale diffusion combustion: A brief review

PR Resende, M Ayoobi, AM Afonso - Applied Sciences, 2019 - mdpi.com
With the increasing global concerns about the impacts of byproducts from the combustion of
fossil fuels, researchers have made significant progress in seeking alternative fuels that …

A numerical study on the combustion limits of mesoscale methane jet flames with hydrogen addition

B Hou, A Fan - International Journal of Hydrogen Energy, 2022 - Elsevier
A meso-scale jet flame model was established for the flame ports of domestic gas stoves.
The influences of hydrogen addition ratio (β= 0%–25%) on the combustion limits were …

Numerical study on the extinction dynamics of partially premixed meso-scale methane-air jet flames with hydrogen addition

B Hou, J Li, A Fan - International Journal of Hydrogen Energy, 2022 - Elsevier
In this paper, a model of partially premixed jet flames that sustained above a meso-scale
short tube was established for an individual flame port of domestic gas stoves. The effects of …

Numerical simulations of the critical diameter and flame stability for hydrogen flames

M Kazemi, S Brennan, V Molkov - International Journal of Hydrogen Energy, 2024 - Elsevier
This study focuses on development and validation of a CFD model to simulate the critical
nozzle diameter and stability limits for hydrogen non-premixed flames. The critical diameter …

Optimizing micro-diffusion flame energy density and stability through the application of magnetic fields: A numerical study

H Gao, J Li, A Li, Y Li, X Xu, Y Wang, M Zhou… - International Journal of …, 2024 - Elsevier
Ammonia, a potential hydrogen energy carrier, offers high energy density as a carbon-free
fuel, yet its application in micro burners is limited by flame instability. To capitalize on this …

A numerical study on the structure and dynamics of fuel-rich premixed H2–air jet flames above a divergent micro-nozzle

K Liu, H Tan, A Fan - International Journal of Hydrogen Energy, 2024 - Elsevier
In this study, the flame structures of a fuel-rich premixed H 2–air mixture issued from a
divergent micronozzle were numerically studied and compared with their counterparts. The …

Modeling of a double gas hydrate particle ignition

O Gaidukova, S Misyura, D Razumov, P Strizhak - Applied Sciences, 2022 - mdpi.com
This paper presents the numerical research findings for the conditions and characteristics of
methane-propane hydrate particle ignition. The curves of the ignition delay times of a …

A numerical study on heat-recirculation assisted combustion for small scale jet diffusion flames at near-extinction condition

J Gao, A Hossain, T Matsuoka, Y Nakamura - Combustion and flame, 2017 - Elsevier
In order to prove the existence of heat-recirculation (through burner wall) assisted flame
stabilization mechanism for miniaturized jet diffusion flames, a series of two-dimensional …

Effect of hydrogen addition on the structure and stabilization of a micro-jet methane diffusion flame

D Li, R Wang, G Yang, J Wan - International Journal of Hydrogen Energy, 2021 - Elsevier
The micro-jet diffusion flame can act as the heat source for the micro power generation
systems due to some advantages. The present work investigates the effect of hydrogen …