水三相点瓶自动冻制保存装置复现性研究
Study of Reproducibility of Automatic Freezing and Saving Device in the Water Triple Point Cell
  
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中文摘要:
      介绍了型号为 CIMM-TH- 0230的水三相点瓶自动冻制保存装置,对该装置进行水三相点温坪复现性研究,并考核装置的各项指标。实验结果显示: 该装置冻制的水三相点的温坪在48 h 内变化不大于 0.2 mK,复现性小于 0.04 mK,稳定性优于0. 5 mK,不同瓶子之间复现的温度差值不大于0.4 mK。试验数据表明该装置非常适合水三相点瓶的自动冻制? 保存与复现。
英文摘要:
The paper introduces an automatic freezing and saving device in the water triple point cell for CIMM-TH-0230.The reproducibility of the temperature plateau in the water triple point cell is studied with the device,and the performance of the device is evaluated.The test results show that: the change in the temperature plateau of the triple point of water with the freezing device is not more than 0.2 mK within 48 h;the reproducibility is less than 0.06 mK; the repeatability is better than 0.5 mK;the temperature differences between different cells are not more than 0.4 mK. According to the test results,the device is suitable for freezing,saving and reproducing of the water triple point cell.
作者单位
陈炜 中航工业北京长城计量测试技术研究所北京 100095 
杨新圆 中航工业北京长城计量测试技术研究所北京 100095 
胡帅 中航工业北京长城计量测试技术研究所北京 100095 
中文关键词:  水三相点  水三相点瓶  温坪  复现性
英文关键词:triple point of water  the water triple point cell  temperature plateau  reproducibility
基金项目:
DOI:10.11823/j.issn.1674-5795.2016.03.19
引用本文:陈炜,杨新圆,胡帅.水三相点瓶自动冻制保存装置复现性研究[J].计测技术,2016,36(3):68~70.
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