Plasma and Fusion Research
Online ISSN : 1880-6821
ISSN-L : 1880-6821
Regular Articles
Transport Simulation for Helical Plasmas by use of Gyrokinetic Transport Model
Shinichiro TODAMotoki NAKATAMasanori NUNAMIAkihiro ISHIZAWATomo-Hiko WATANABEHideo SUGAMA
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2019 Volume 14 Pages 3403061

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Abstract

Transport simulation for the electron and ion temperature profiles is performed in helical plasmas by using the heat diffusivity models and the quasilinear flux models [S. Toda et al., Phys. Plasmas 26, 012510 (2019)] for the electron and ion heat turbulent transport. The turbulent transport for the nonlinear simulation results can be evaluated by these models. The high-Ti and low-Ti plasmas for the discharge in the Large Helical Device (LHD) are studied, where the ion temperature gradient mode is unstable. The electron and the ion temperature profiles of the dynamical simulation results do not contradict with those of the experimental results in the LHD. For the plasmas of the LHD in this study, the transport simulation results by the diffusivity models and the quasilinear flux models for the heat transport to reproduce the nonlinear simulation results in the allowable errors are found to explain the experimental results for the temperature profiles.

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© 2019 by The Japan Society of Plasma Science and Nuclear Fusion Research
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