Comparison between measured divertor parameters in ASDEX Upgrade and SOLPS code solutions

被引:6
作者
Chankin, A. V.
Coster, D. P.
Dux, R.
Fuchs, Ch.
Haas, G.
Herrmann, A.
Horton, L. D.
Kallenbach, A.
Kaufmann, M.
Kukushkin, A. S.
Lackner, K.
Mueller, H. W.
Neuhauser, J.
Pugno, R.
Tsalas, M.
机构
[1] Max Planck Inst Plasma Phys, D-85748 Garching, Germany
[2] ITER Int Team, Garching Joing Working Site, D-85748 Garching, Germany
关键词
ASDEX-Upgrade; B2-EIRENE code; divertor simulation; SOL transport;
D O I
10.1016/j.jnucmat.2007.01.088
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
Detailed modelling of the plasma edge of ASDEX Upgrade in Ohmic and H-mode discharges was performed with the SOLPS (B2-EIRENE) code. A tendency of the code solutions to underestimate the divertor T-e and overestimate the plasma density (thus, predicting cooler and denser divertor than in the experiment) has been reliably established. A possible cause of the observed discrepancies is the presence of a significant population of supra-thermal ions and electrons in the SOL and divertor, which cannot be modelled by the fluid plasma code B2. (c) 2007 Elsevier B.V. All rights reserved.
引用
收藏
页码:335 / 340
页数:6
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