Experimental investigation on the DDT run-up distance and propagation characteristics of detonation wave in a millimeter-scale spiral channel filled with hydrogen-air …

Z Yang, Y Ye, J Huo, H Li, T Li, Q Song… - International Journal of …, 2024 - Elsevier
An experimental study on flame acceleration (FA) of hydrogen–air premixed gas in a
millimeter-scale Archimedean spiral channel is presented in this paper. Experiments were …

Effect of channel geometry on the flame acceleration and transition to detonation in acetylene-oxygen-nitrogen mixtures

A Yarkov, A Kiverin, I Yakovenko - Acta Astronautica, 2024 - Elsevier
The study of unsteady combustion modes and, in particular, the deflagration-to-detonation
transition, is of particular importance for the aerospace industry. Knowledge of the basic …

Experimental study of flame acceleration processes and deflagration-to-detonation transition: Review of works of the AV Luikov heat and mass transfer institute of the …

PN Krivosheyev, VV Kuzmitski… - … , Explosion, and Shock …, 2023 - Springer
This paper is a brief review and systematization of studies of flame acceleration and
deflagration-to-detonation transition in circular smooth pipes, performed during the last …

Ignition delay of lean hydrogen-air mixtures

P Krivosheyev, Y Kisel, А Skilandz, K Sevrouk… - International Journal of …, 2024 - Elsevier
The ignition of lean hydrogen-air mixtures behind reflected shock waves at the temperature
range of 902–1630 K and the pressure of 1 atm is studied experimentally and numerically …

Flame acceleration in a channel: effects of the channel width and wall roughness

AV Yarkov, AD Kiverin, IS Yakovenko - Combustion, Explosion, and Shock …, 2023 - Springer
Results of numerical simulations of flame acceleration in a semi-open channel filled by
acetylene-based mixtures are presented. The computations are performed by the advanced …

On the Critical Condition for Flame Acceleration in Hydrogen-Based Mixtures

A Kiverin, A Tyurnin, I Yakovenko - Materials, 2023 - mdpi.com
The paper presents a novel numerical approach to the quantitative estimation of the
concentration limits for flame acceleration in hydrogen-based mixtures. A series of …

Explosion risks: Variety of deflagration-to-detonation transition scenarios in smooth tubes

A Kiverin, A Yarkov, I Yakovenko - Acta Astronautica, 2025 - Elsevier
In the framework of comprehensive assessment of explosion risks on board of spacecrafts
and on the facilities of launch places, the paper is focused on the detailed analysis of …

Acceleration of the Flame in a Smooth Channel and Detonation Transition

AD Kiverin, PN Krivosheyev, AO Novitskii… - Journal of Engineering …, 2023 - Springer
In the work, the authors have presented a systematization of the data on acceleration of the
flame in a smooth channel filled with gaseous fuel mixture. A mixture of acetylene and …

Ускорение пламени в канале: влияние ширины канала и шероховатости стенок

АВ Ярков, АД Киверин, ИС Яковенко - Физика горения и взрыва, 2023 - mathnet.ru
Представлены результаты численного моделирования процесса ускорения пламени в
полуоткрытом канале, заполненном смесями на основе ацетилена. Расчеты …

Экспериментальные исследования процессов ускорения пламени и перехода горения в детонацию (обзор работ ИТМО НАН Беларуси)

ПН Кривошеев, ВВ Кузьмицкий… - Физика горения и …, 2023 - mathnet.ru
Работа посвящена краткому обзору и систематизации результатов исследований
процессов ускорения пламени и перехода горения в детонацию в круглых гладких …