COMPARISON OF STEADY-STATE AND PERTURBATIVE TRANSPORT-COEFFICIENTS IN TFTR

被引:31
作者
EFTHIMION, PC
BARNES, CW
BELL, MG
BIGLARI, H
BRETZ, N
DIAMOND, PH
HAMMETT, G
HEIDBRINK, W
HULSE, R
JOHNSON, D
KUSAMA, Y
MANSFIELD, D
MEDLEY, SS
NAZIKIAN, R
PARK, H
RAMSEY, A
REWOLDT, G
SCOTT, SD
STRATTON, BC
SYNAKOWSKI, E
TANG, WM
TAYLOR, G
ZARNSTORFF, MC
ZWEBEN, SJ
机构
[1] UNIV CALIF LOS ALAMOS SCI LAB,LOS ALAMOS,NM 87545
[2] UNIV CALIF SAN DIEGO,LA JOLLA,CA 92093
[3] UNIV CALIF IRVINE,IRVINE,CA 92717
[4] JAPAN ATOM ENERGY RES INST,NAKA FUS RES ESTAB,NAKA,IBARAKI,JAPAN
来源
PHYSICS OF FLUIDS B-PLASMA PHYSICS | 1991年 / 3卷 / 08期
关键词
D O I
10.1063/1.859598
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
Steady-state and perturbative transport analysis are complementary techniques for the study of transport in tokamaks. These techniques are applied to the investigation of auxiliary-heated L-mode and supershot plasmas in the tokamak fusion test reactor (TFTR) [R. J. Hawryluk et al., Plasma Physics and Controlled Nuclear Fusion Research, Proceedings of the 11th International Conference, Kyoto, 1986 (IAEA, Vienna, 1987), Vol. 1, p. 51.]. In the L mode, both steady-state and perturbative transport measurements reveal a strong temperature dependence that is consistent with electrostatic microinstability theory and the degradation of confinement with neutral beam power. Steady-state analysis of the ion heat and momentum balance in supershots indicates a reduction and a significant weakening of the power-law dependence on the transport in the center of the discharge.
引用
收藏
页码:2315 / 2323
页数:9
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