| 冷镜式露点仪测量精度影响因素分析 |
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| 引用本文： | 李铁鹏.冷镜式露点仪测量精度影响因素分析[J].宇航计测技术,2014,34(6):19-23. |
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| 作者姓名： | 李铁鹏 |
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| 作者单位： | 1、北京航天计量测试技术研究所，北京 100076 |
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| 摘 要： | 介绍了冷镜式露点仪的原理，分析了露点仪测量中的影响因素，针对开尔文效应推导了开尔文方程，通过计算的方法，验证了开尔文效应的影响大小。此外，还分析了乌拉尔效应和过冷水形成过程及原理，并提出了减小这些影响的措施和方法。
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| 关 键 词： | 露点仪 镜面 开尔文效应 乌拉尔效应 过冷水 |
Analysis on Measurement Aaccuracy Factors for Condensation Dew-point Hygrometer |
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| LI Tie-peng.Analysis on Measurement Aaccuracy Factors for Condensation Dew-point Hygrometer[J].Journal of Astronautic Metrology and Measurement,2014,34(6):19-23. |
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| Authors: | LI Tie-peng |
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| Institution: | 1、Beijing Aerospace Institute for Metrology and Measurement Technology，Beijing 100076 |
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| Abstract: | The principle of dew-point hygrometer is introduced, the influence factors in measurement of hygrometer is analyzed, the Kelvin equation is got, through calculating the influence of Kelvin effect. Furthermore the forming process and principle of Ural effect and super-cooled water are analyzed, on the base the means of reducing these influence factors is put forward. |
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| Keywords: | Dew-point Hygrometer Mirror Kelvin effect Ural effect Super-cooled water |
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