Plasma energy balance in the L-2M stellarator

被引:13
|
作者
Fedyanin, O. I. [1 ]
Akulina, D. K. [1 ]
Batanov, G. M. [1 ]
Berezhetskn, M. S. [1 ]
Vasil'kov, D. G. [1 ]
Vafin, I. Yu. [1 ]
Voronov, G. S. [1 ]
Voronova, E. V. [1 ]
Gladkov, G. A. [1 ]
Grebenshchikov, S. E. [1 ]
Kovrizhnykh, L. M. [1 ]
Larionova, N. F. [1 ]
Letunov, A. A. [1 ]
Logvinenko, V. P. [1 ]
Malykh, N. I. [1 ]
Meshcheryakov, A. I. [1 ]
Nechaev, Yu. I. [1 ]
Sarksyan, K. A. [1 ]
Skvortsova, N. N. [1 ]
Shchepetov, S. V. [1 ]
Kharchev, N. K. [1 ]
Khol'nov, Yu. V. [1 ]
机构
[1] Russian Acad Sci, Prokhorov Inst Gen Phys, Moscow 119991, Russia
关键词
52; 50; Sw; 55; Dy; Hc;
D O I
10.1134/S1063780X07100029
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 experiments on electron-cyclotron resonance heating (ECRH) of plasma in the L-2M stellarator were carried out in a regime with reduced radiative losses, under improved boundary conditions achieved by vacuum chamber boronization. L-2M is a classical two-pole stellarator ( l = 2, m = 7) with a large shear. The major radius is R = 1 m, the minor plasma radius is a = 0.115 m, the toroidal magnetic field is 1.34 T, and the rotational transform varies from. iota( 0) = 0.176 at the magnetic axis to. iota(a) = 0.78 at the plasma boundary. The magnetic surfaces are elliptical [1]. The main method for plasma heating is X-mode ECRH at the second harmonic of the electron gyrofrequency. The power sources are 75-GHz gyrotrons. The microwave Gaussian beam is focused onto the stellarator axis ( R = 0.975 m).
引用
收藏
页码:805 / 815
页数:11
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