东华理工大学核科学与工程学院
纸质出版:2023
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张锦钰, 赵开君, 谢耀禹, 等. J-TEXT托卡马克锯齿周期及热输运分析[J]. 能源研究与管理, 2023,15(1):88-94.
张锦钰, 赵开君, 谢耀禹, et al. J-TEXT托卡马克锯齿周期及热输运分析[J]. 2023, 15(1): 88-94.
张锦钰, 赵开君, 谢耀禹, 等. J-TEXT托卡马克锯齿周期及热输运分析[J]. 能源研究与管理, 2023,15(1):88-94. DOI: 10.16056/j.2096-7705.2023.01.012.
张锦钰, 赵开君, 谢耀禹, et al. J-TEXT托卡马克锯齿周期及热输运分析[J]. 2023, 15(1): 88-94. DOI: 10.16056/j.2096-7705.2023.01.012.
研究锯齿振荡现象旨在控制托卡马克等离子体的约束和输运。基于导数法寻峰,设计了采用条件平均方法分析处理锯齿振荡信号的程序。统计分析了J-TEXT装置上不同放电条件下锯齿振荡周期。结果表明锯齿振荡周期与电子密度之间呈线性关系,且振荡周期随密度的增加而增加,进一步分析表明锯齿振荡周期也可能与边界安全因子相关。采用该方法及time-to-peak方法估算出不同电子密度时的电子热输运系数,随着电子密度的升高,锯齿热脉冲引起的电子热输运系数降低。相较于传统方法,采用条件平均方法估算锯齿周期以及热脉冲引起的电子热输运系数更准确。
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