What Exactly is the Nusselt Number in Convective Heat Transfer Problems and are There Alternatives?

The often used Nusselt number is critically questioned with respect to its physical meaning. Based on a rigorous dimensional analysis, alternative assessment numbers are found that in a systematic way separately account for the quantitative and qualitative aspect of a heat transfer process. The qual...

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Bibliographic Details
Main Author: Heinz Herwig
Format: Article
Language:English
Published: MDPI AG 2016-05-01
Series:Entropy
Subjects:
Online Access:http://www.mdpi.com/1099-4300/18/5/198