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Scaling in large Prandtl number turbulent thermal convection
Turbulent fiows convection and heat transfer Turbulence simulation and modeling
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2011/9/13
We study the scaling properties of heat transfer Nu in turbulent thermal convection at large Prandtl number Pr using a quasi-linear theory. We show that two regimes arise, depending on the Reynolds nu...
EFFECT OF PRANDTL NUMBER ON HEAT TRANSFER CHARACTERISTICS IN AN AXISYMMETRIC SUDDEN EXPANSION: A NUMERICAL STUDY
turbulence Prandtl number heat transfer
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2009/10/14
Using the standard k-e turbulence model, an incompressible, axisymmetric turbulent flow with a sudden expansion was simulated. Effect of Prandtl number on heat transfer characteristics downstream of t...