Plasma strike-point sweeping on JET tokamak with the eXtreme Shape Controller

被引:16
作者
Ambrosino, Giuseppe [1 ]
Ariola, Marco [2 ]
De Tommasi, Gianmaria
Pironti, Alfredo
Sartori, Filippo [3 ]
Joffrin, Enunanuel [4 ,5 ]
Villone, Fabio [6 ]
机构
[1] Univ Naples Federico II, EURATOM Assoc, ENEA, CREATE, I-80125 Naples, Italy
[2] Univ Napoli Parthenope, EURATOM Assoc, ENEA, CREATE, I-80133 Naples, Italy
[3] UKAEA Euratom Fus Assoc, Culham Sci Ctr, Abingdon OX14 3EA, Oxon, England
[4] EFDA JET CSU, Culham Sci Ctr, Abingdon OX14 3DB, Oxon, England
[5] CEA Cadarache, EURATOM, CEA, DSM,DRFC, F-13108 St Paul Les Durance, France
[6] Univ Cassino, ENEA, CREATE, EURATOM Assoc, I-03043 Cassino, Italy
基金
英国工程与自然科学研究理事会;
关键词
plasma-shape control; plasma strike-point; sweeping; tokamaks control;
D O I
10.1109/TPS.2008.922920
中图分类号
O35 [流体力学]; O53 [等离子体物理学];
学科分类号
070204 ; 080103 ; 080704 ;
摘要
The high-energy ionized particles collected by the divertor structures in a tokamak reactor cause a localized thermal load around the strike-points, which are the intersections of the separatrix with the divertor tiles. To spread on a larger region this thermal load, it is convenient to resort to a sweeping, i.e., a periodical movement of the strike-points. This paper introduces the new model-based sweeping algorithm recently implemented on the Joint European Torus tokamak, within the eXtreme Shape Controller architecture.
引用
收藏
页码:834 / 840
页数:7
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