Results 91 to 100 of about 15,347 (202)

Filtered density functions from direct numerical simulation of a reactive jet in cross-flow

open access: yes, 2010
Direct numerical simulation (DNS) with multi-step hydrogen-air chemical kinetics is used to investigate the nearfield of a flame stabilized above a reactive jet in cross-flow (JICF). JICF configurations are typically used where rapid mixing is desirable;
Chen, J.H.   +4 more
core  

CHEMISTRY-TURBULENCE COUPLING IN A MODEL OF INHOMOGENOUSLY PREMIXED COMBUSTION

open access: yesTASK Quarterly, 2003
Results of work on an extension of the turbulent flame speed model used for a mathematical description of partially premixed combustion are presented. The approach is based on the concept of internal coupling between the turbulence of the mixed fuel and
JANUSZ BADUR   +2 more
doaj  

LES Study of Influence of Obstacles on Turbulent Premixed Flames in a Small Scale Vented Chambers

open access: yes
The LES study reported in this paper presents the influence of number and position of the obstacles on turbulent premixed flames. LES simulations have been carried out for a stagnant, stoichiometric propane/air mixture, ignited from rest in a small ...
Gubba, S, Ibrahim, S, Malalasekera, W
core  

Microgravity combustion science: Progress, plans, and opportunities [PDF]

open access: yes
An earlier overview is updated which introduced the promise of microgravity combustion research and provided a brief survey of results and then current research participants, the available set of reduced gravity facilities, and plans for experimental ...

core   +1 more source

Multiple mapping conditioning for turbulent premixed combustion

open access: yes
The objective of the present study is to introduce a numerical model that accurately describes turbulent premixed combustion processes. Modern combustion devices are designed with focus on a reduction of pollutant emissions, and a promising way to minimize the production of pollutants, such as nitrogen oxides and soot, is energy conversion by lean ...
openaire   +3 more sources

Interrelation Between Dilatation Rate and Displacement Speed in Premixed Turbulent Flames. [PDF]

open access: yesFlow Turbul Combust
Mohan V   +4 more
europepmc   +1 more source

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