Tikhonov算法在相干成像辐射率和流速反演中的应用  

Inversion of emissivity and flow velocity measured by coherence imaging spectroscopy diagnostic with Tikhonov method

作　　者：李兵利 王天博 聂林[1] 龙婷[1] 张霄翼 王灏 张晓龙[2] 焦少东 青万钧 田野 潘垣[2] LI Bing-li;WANG Tian-bo;NIE Lin;LONG Ting;ZHANG Xiao-yi;WANG Hao;ZHANG Xiao-long;JIAO Shao-dong;QING Wan-jun;TIAN Ye;PAN Yuan(Southwestern Institute of Physics,Chengdu 610041;International Joint Research Laboratory of Magnetic Confinement Fusion and Plasma Physics,School of Electrical and Electronic Engineering,Huazhong University of Science and Technology,Wuhan 430074)

机构地区：[1]核工业西南物理研究院,成都610041 [2]华中科技大学电气与电子工程学院磁约束聚变与等离子体国际合作联合实验室,武汉430074

出　　处：《核聚变与等离子体物理》2022年第S01期158-163,共6页Nuclear Fusion and Plasma Physics

基　　金：国家磁约束核聚变能发展研究专项(2018YFE0309103,2017YFE0301201,2018YFE0303100);国家自然科学基金(51821005)。

摘　　要：介绍了Tikhonov算法对HL-2A装置辐射率反演的应用,在修正了HL-2A装置相机定位造成的视弦偏移等问题后,采用Tikhonov算法获得了J-TEXT装置的辐射率和流速的反演图像。Inversion of emissivity measured by coherence imaging spectroscopy diagnostic(CIS) in HL-2A tokamak with Tikhonov algorithm is introduced.After correcting the problems such as visual string deviation caused by camera positioning in HL-2A tokamak,and then the inversion of emissivity and velocity in J-TEXT tokamak is carried out with Tikhonov algorithm.

关 键 词：Tikhonov算法 正则法反演 HL-2A装置 J-TEXT装置 

分 类 号：O536[理学—等离子体物理]