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Prandtl number
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Prandtl number

Prandtl Number is a Dimensionless number approximating the ratio of momentum diffusivity and thermal diffusivity,

ν kinematic viscosity
α Thermal diffusivity


Diebold, Steffen M. (2000). Hydrodynamik und Loesungsgeschwindigkeit - Untersuchungen zum Einfluss der Hydrodynamik auf die Loesungsgeschwindigkeit schwer wasserloeslicher Arzneistoffe (Hydrodynamics and Dissolution Influence of Hydrodynamics on Dissolution Rate of Poorly Soluble Drugs), Shaker Verlag (ISBN 3-8265-7403-6), Aachen (Germany).