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Prandtl number |
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Prandtl number [′pränt·əl ‚nəm·bər] (fluid mechanics) A dimensionless number used in the study of diffusion in flowing systems, equal to the kinematic viscosity divided by the molecular diffusivity. SymbolizedPrm. Also known as Schmidt number 1 (NSc). (thermodynamics) A dimensionless number used in the study of forced and free convection, equal to the dynamic viscosity times the specific heat at constant pressure divided by the thermal conductivity. SymbolizedNPr. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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