- Author
- Gamezo, V. N. | Ogawa, T. | Oran, E. S.
- Title
- Flame Acceleration and DDT in Channels With Obstacles: Effect of Obstacle Spacing.
- Coporate
- Nuclear Regulatory Commission, Washington, DC Seikei Univ., Kichijoji-Kitamachi, Musashino-shi, Tokyo, 180-8633, Japan
- Journal
- Combustion and Flame, Vol. 155, No. 1/2, 302-315, October 2008
- Keywords
- spacing | hydrogen | combustion | detonation | deflagration | simulations | energy release rate | hydrogen/air mixtures | equations | flame acceleration
- Identifiers
- deflagration-to-detonation transition (DDT); obstructed channels using 2D reactive Navier-Stokes numerical simulations; input model parameters and computed properties of reaction waves for a stoichiometric hydrogen-air mixture; channels with symmetrical obstacles; mechanism of flame acceleration and DDT; two main effects of obstacle spacing; resolution tests and stochasticity; effect of imposed symmetry; full channels with symmetrically placed obstacles