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Acta Physica Sinica, Volume. 69, Issue 5, 055201-1(2020)

Experimental investigation of lower hybrid current drive induced plasma rotation on the experimental advanced superconducting tokamak

Jin Yang1,2, Jun Chen2,3, Fu-Di Wang2, Ying-Ying Li2, Bo Lyu2、*, Dong Xiang1、*, Xiang-Hui Yin4, Hong-Ming Zhang2, Jia Fu2, Hai-Qing Liu2, Qing Zang2, Yu-Qi Chu2, Jian-Wen Liu2, Xun-Yu Wang1,2, Bin Bin2, Liang He1,2, Shun-Kuan Wan2, Xue-Yu Gong1, and Min-You Ye3
Author Affiliations
  • 1School of Nuclear Science and Technology, University of South China, Hengyang 421001, China
  • 2Institute of Plasma Physics, Chinese Academy of Sciences, Hefei 230031, China
  • 3Department of Engineering and Applied Physics, University of Science and Technology of China, Hefei 230026, China
  • 4School of Electrical Engineering, University of South China, Hengyang 421001, China
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    Figures & Tables(7)
    Waveforms of typical parameters of an LHCD shot (#70938) on EAST: (a) Plasma current (black) and LHCD power)(blue); (b) loop voltage (black) and internal inductance (blue); (c) central line averaged electron density; (d) stored energy; (e) central ion (red) and electron (black) temperature; (f) the change of core toroidal rotation velocity.

    Fig. 1. Waveforms of typical parameters of an LHCD shot (#70938) on EAST: (a) Plasma current (black) and LHCD power)(blue); (b) loop voltage (black) and internal inductance (blue); (c) central line averaged electron density; (d) stored energy; (e) central ion (red) and electron (black) temperature; (f) the change of core toroidal rotation velocity.

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    Waveforms of typical parameters at different LHCD power levels: (a) plasma current; (b) central line averaged electron density; (c) LHCD power; (d) the change of core toroidal rotation velocity.

    Fig. 2. Waveforms of typical parameters at different LHCD power levels: (a) plasma current; (b) central line averaged electron density; (c) LHCD power; (d) the change of core toroidal rotation velocity.

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    The relationship between the change of core toroidal rotation velocity and LHCD power.

    Fig. 3. The relationship between the change of core toroidal rotation velocity and LHCD power.

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    Profiles of safety factor at different LHCD powers.

    Fig. 4. Profiles of safety factor at different LHCD powers.

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    Waveforms of typical parameters: (a) Electron temperature; (b) ion temperature; (c) toroidal rotation velocity; (d) LHCD power (black) and central line averaged electron density (blue).

    Fig. 5. Waveforms of typical parameters: (a) Electron temperature; (b) ion temperature; (c) toroidal rotation velocity; (d) LHCD power (black) and central line averaged electron density (blue).

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    (a) Profile of toroidal velocity modulation amplitude; (b) profile of toroidal velocity phase transformation.

    Fig. 6. (a) Profile of toroidal velocity modulation amplitude; (b) profile of toroidal velocity phase transformation.

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    (a) Profile of toroidal momentum diffusion coefficient; (b) profile of toroidal momentum pinch coefficient.

    Fig. 7. (a) Profile of toroidal momentum diffusion coefficient; (b) profile of toroidal momentum pinch coefficient.

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    Jin Yang, Jun Chen, Fu-Di Wang, Ying-Ying Li, Bo Lyu, Dong Xiang, Xiang-Hui Yin, Hong-Ming Zhang, Jia Fu, Hai-Qing Liu, Qing Zang, Yu-Qi Chu, Jian-Wen Liu, Xun-Yu Wang, Bin Bin, Liang He, Shun-Kuan Wan, Xue-Yu Gong, Min-You Ye. Experimental investigation of lower hybrid current drive induced plasma rotation on the experimental advanced superconducting tokamak[J]. Acta Physica Sinica, 2020, 69(5): 055201-1

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    Paper Information

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    Received: Nov. 8, 2019

    Accepted: --

    Published Online: Nov. 18, 2020

    The Author Email: Xiang Dong (xiangdong007@163.com)

    DOI:10.7498/aps.69.20191716

    Topics

    Nuclear physics
    Particles and fields
    Particle and nuclear astrophysics and cosmology