HIGH-BETA AND ENHANCED CONFINEMENT IN A 2ND STABLE CORE VH-MODE ADVANCED TOKAMAK

被引:169
作者
TURNBULL, AD
TAYLOR, TS
LINLIU, YR
STJOHN, H
机构
[1] General Atomics, San Diego
关键词
D O I
10.1103/PhysRevLett.74.718
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
A new, enhanced performance tokamak regime, the second stable core VH-mode (SSC-VH), with a self-consistent VH-mode transport barrier and a large second stable core pressure gradient supported by negative central magnetic shear, is proposed. The SSC-VH is shown to have promising β limits simultaneously with enhanced confinement and a large, well-aligned bootstrap current fraction. Simulations show that a wall-stabilized high β, high-confinement SSC-VH can be maintained self-consistently in a steady state, by noninductive current drive. © 1995 The American Physical Society.
引用
收藏
页码:718 / 721
页数:4
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