Abstract
Recirculation zones are widely used for the stabilization of combustion in flows with a large velocity. The main example of this is the case of afterburner devices for turbojet engines, where the turbulent flame is stabilized by bluff bodies behind which recirculation zones occur. The prediction of the general shape of the flow field and of the temperatue field of these recirculating flows is of primary importance for the prediction of the “stability domain” of the burners. Two properties of the recirculation zone are of particular interest for combustion stabilization: its volume and the mass flow rate exchanged with the external flow. These two characteristics control the residence times of the fluid particles within the recirculation zone, which has to be large enough to ensure a good stabilization of the combustion.
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© 1987 Springer-Verlag Berlin Heidelberg
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Moreau, P., Labbé, J., Dupoirieux, F., Borghi, R. (1987). Experimental and Numerical Study of a Turbulent Recirculation Zone with Combustion. In: Durst, F., Launder, B.E., Lumley, J.L., Schmidt, F.W., Whitelaw, J.H. (eds) Turbulent Shear Flows 5. Springer, Berlin, Heidelberg. https://doi.org/10.1007/978-3-642-71435-1_28
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DOI: https://doi.org/10.1007/978-3-642-71435-1_28
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