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PADET,JACQUES; COTTA,RENATO M.; MLADIN,EMILIA C.; PADET,COLETTE. |
This paper aims to renew interest on mixed thermal convection research and to emphasize three issues that arise from the present analysis: (i) a clear definition of the reference temperature in the Boussinesq approximation; (ii) a practical delimitation of the three convective modes, which are the forced convection (FC), mixed convection (MC) and natural (or free) convection (NC); (iii) and, finally, a uniform description of the set FC/MC/NC in the similarity framework. The planar case, for which analytical solutions are available, allows a detailed illustration of the answers here advanced to the above issues. |
Tipo: Info:eu-repo/semantics/article |
Palavras-chave: Mixed convection; Boussinesq approximation; Similarity; Buoyancy forces; Entropy production; Reverse flow. |
Ano: 2015 |
URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0001-37652015000401865 |
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