STABILITY PROPERTIES OF THE URAGAN-2M TORSATRON

被引:7
作者
CARRERAS, BA [1 ]
DOMINGUEZ, N [1 ]
LYNCH, VE [1 ]
BESEDIN, NT [1 ]
PANKRATOV, IM [1 ]
SHISHKIN, AA [1 ]
机构
[1] KHARKOV PHYS & TECHNOL INST,KHARKOV 310108,UKRAINE
来源
FUSION TECHNOLOGY | 1993年 / 23卷 / 01期
关键词
STELLARATOR STABILITY; STELLARATOR EQUILIBRIUM; TORSATRON;
D O I
10.13182/FST93-A30121
中图分类号
TL [原子能技术]; O571 [原子核物理学];
学科分类号
0827 ; 082701 ;
摘要
A more accurate model of the helical coils has changed previous stability results, which were obtained with a model that used only three filaments for each half-coil. With the improved model, Mercier stability is obtained for parabolic pressure profiles at peak beta values of up to 3% for the standard configuration, which now has an average minor radius aBAR = 23.3 cm. For a configuration with a smaller plasma radius, aBAR = 15.2 cm, the maximum peak beta, 5.0%, is limited by equilibrium. The addition of a toroidal field reduces the rotational transform to <0.5. This configuration has access to the second stability regime for Mercier modes when narrow pressure profiles are used at low beta.
引用
收藏
页码:71 / 78
页数:8
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