张敏,王艳青,吴斌,武欣,高胜,黄群英

• 1:中国科学技术大学
• 2:中国科学院核能安全技术研究所中国科学院中子输运理论与辐射安全重点实验室
• 3:FDS团队

摘要(Abstract)：

液态铅铋合金氧测控作为加速器驱动次临界系统(ADS)的关键技术之一,对抑制结构材料腐蚀具有重要作用。为深入开展氧测控技术研究,自主研制液态铅铋氧测量及控制实验装置,并基于该装置开展Pt/Air型氧传感器在饱和氧浓度下的稳定性与精确性测试实验。结果显示,在625~786K温度范围内,Pt/Air型氧传感器电压信号经过传热产生的弛豫(<750s)之后稳定性表现良好,测量值的最大绝对偏差为10mV,最大相对偏差为1.5%,与理论值符合较好,其偏差主要来自热电压及氧化物的影响。

关键词(KeyWords)： 加速器驱动次临界系统;液态铅铋合金;氧测控;氧传感器;稳定性;精确性

Abstract:

Keywords:

基金项目(Foundation): 中国科学院战略性先导科技专项(XDA03040000);; 中国科学院知识创新工程重要方向项目(095CF2R211,KJCX2-YWN37);; 国家自然科学基金(51301163)

作者(Author): 张敏,王艳青,吴斌,武欣,高胜,黄群英

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