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核聚变与等离子体物理 ›› 2016, Vol. 36 ›› Issue (3): 271-275.DOI: 10.16568/j.0254-6086.201603015

• 核聚变工程技术 • 上一篇    下一篇

液态锂回路的净化及在线检测系统

薛晓艳1,张卫卫1,左浩毅1,欧 巍2,曹小岗2,杨党校2,陈顺礼2,芶富均2   

  1. (1. 四川大学物理与科学技术学院,成都 610064;2. 四川大学原子核科学技术研究所,成都 610064)
  • 收稿日期:2015-04-22 修回日期:2016-05-26 出版日期:2016-09-15 发布日期:2016-09-14
  • 作者简介:薛晓艳(1990-),女,山西临县人,硕士研究生,主要从事液态锂回路的设计研究。
  • 基金资助:

    国家磁约束核聚变能发展研究专项(2013GB114003);国家自然科学基金(11102221,11275135)

Purification and on-line monitoring systemin liquid lithium loop

XUE Xiao-yan1, ZHANG Wei-wei1, ZUO Hao-yi1,OU Wei2, CAO Xiao-gang2, YANG Dang-xiao1,CHEN Shun-li2, GOU Fu-jun2   

  1. (1. College of Physical Science and Technology, Sichuan University, Chengdu 610064; 2. Institute of Nuclear Science and Technology, Sichuan University, Chengdu 610064)
  • Received:2015-04-22 Revised:2016-05-26 Online:2016-09-15 Published:2016-09-14

摘要:

介绍了液态锂回路中的净化及在线检测装置。该装置采用了冷阱法和热阱法,使回路中产生的C、 O、N 和氢同位素等杂质降至10wppm 以下。目前,已经利用四电极测电阻法测量了放锂前后的电阻随温度的变化曲线,再经过多项式拟合,计算得到了纯锂的电阻率随温度变化的函数。

关键词: 锂, 杂质, 电阻;净化;在线检测

Abstract:

The purification and on-line monitoring system in the liquid lithium loop was introduced. By using the cold trap and the thermal trap, the facility can reduce C, O, N and hydrogen isotopes concentrations below 10wppm. At present, the resistance curves as a function of temperature with and without lithium have been measured by the four electrode method measuring the resistance, and the resistivity of pure liquid lithium as a function of temperature has been derived by the polynomial fitting and calculation.

Key words: Lithium  , Impurity  , Resistance  ,  Purification  ,  On-line monitoring

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