ANALYTIC COMPUTATION OF MINIMUM-BETA AT IGNITION FOR VARIOUS TRANSPORT SCALING LAWS

被引:4
作者
HARVEY, RW
RAWLS, JM
机构
[1] General Atomic Company, San Diego, CA
关键词
D O I
10.1088/0029-5515/19/7/002
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
A tokamak reactor must have an ignition point which is compatible with the constraints imposed by MHD stability. One important consideration in this regard is the achievable value of β. For a wide class of transport scaling laws, ignition is energetically possible only if β exceeds a specified value, denoted by βmin; βmin must be less than the upper bound on β consistent with MHD stability. For energy confinement times of the form ΤE ∝nTj, j<1, algebraic relationships for βmin in terms of j and the parameters of the device are obtained. These results are then applied to a typical design of a tokamak ignition experiment. © 1979 IOP Publishing Ltd.
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收藏
页码:869 / 875
页数:7
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