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Reference Correlation for the Viscosity of Xenon from the Triple Point to 750 K and up to 86 MPa
International Journal of Thermophysics ( IF 2.2 ) Pub Date : 2021-03-25 , DOI: 10.1007/s10765-021-02818-9
Danai Velliadou 1 , Katerina Tasidou 1 , Konstantinos D Antoniadis 1 , Marc J Assael 1 , Richard A Perkins 2 , Marcia L Huber 2
Affiliation  

A new wide-ranging correlation for the viscosity of xenon, based on the most recent theoretical calculations and critically evaluated experimental data, is presented. The correlation is designed to be used with an existing equation of state, and it is valid from the triple point to 750 K, at pressures up to 86 MPa. The estimated expanded uncertainty (at a coverage factor of k = 2) varies depending on the temperature and pressure, from 0.2 % to 3.6 %. A term accounting for the critical enhancement is also included. The correlation behaves in a physically reasonable manner when extrapolated to 200 MPa; however, care should be taken when using the correlations outside of the validated range.



中文翻译:

氙气粘度从三相点到 750 K 以及高达 86 MPa 的参考相关性

基于最新的理论计算和严格评估的实验数据,提出了一种新的氙粘度的广泛相关性。该关联式设计用于与现有的状态方程一起使用,并且在高达 86 MPa 的压力下,从三相点到 750 K 都有效。估计的扩展不确定性(覆盖系数为k  = 2)根据温度和压力而变化,从 0.2% 到 3.6%。还包括一个解释关键增强的术语。当外推至 200 MPa 时,相关性表现出物理上合理的方式;然而,在使用验证范围之外的相关性时应小心。

更新日期:2021-03-25
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