熊本高等専門学校研究紀要
Online ISSN : 2189-8553
Print ISSN : 1884-6734
ISSN-L : 1884-6734
超臨界圧流体の管内層流熱伝達率整理式に関する検討
山下 徹
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研究報告書・技術報告書 フリー

2012 年 4 巻 p. 7-12

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抄録
In this study, dimensionless parameters such as Nusselt number and Prandtl number were examined for the heat transfer correlation for supercritical pressure fluid in vertical laminar flow, based on the data obtained by numerical calculation. From the examination, following results were obtained. (1)Nusselt number has a peak when the bulk temperature is slightly below the pseudo-critical temperature. (2)Relation of ratio of Nusselt number and ratio of Prandtl number can be divided into two regions. (3)At the region where bulk temperature is below the temperature of the peak Nuw/4.36, Nusselt number can be described only with the ratio of Prandtl number.
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© 2012 独立行政法人国立高等専門学校機構熊本高等専門学校
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