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   Articles with "current drive" as a keyword



Numerical simulation of helicon waves current drive in the HL-2M tokamak for the steady-state scenario

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recommendations! Published in 2021 at "Journal of the Korean Physical Society"

DOI: 10.1007/s40042-021-00326-5

Abstract: The helicon wave heating and current drive in the HL-2M tokamak for the steady-state scenario is studied numerically. Based on the theory of fast wave current drive proposed by Chiu, we analyze the characteristics of… read more here.

Keywords: drive tokamak; helicon; tokamak steady; current drive ... See more keywords

High power test of a temperature controlled diplexer for electron cyclotron current drive system

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recommendations! Published in 2017 at "Fusion Engineering and Design"

DOI: 10.1016/j.fusengdes.2017.03.146

Abstract: Abstract A diplexer to be used as a fast switching device of high power millimeter wave for an electron cyclotron current drive system has been developed. The operation frequency of the device is tunable by… read more here.

Keywords: electron cyclotron; high power; current drive; cyclotron current ... See more keywords

Development of a field-reversed configuration device using radio frequency antennas to produce E × B for current-drive

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recommendations! Published in 2024 at "Journal of Plasma Physics"

DOI: 10.1017/s0022377824000643

Abstract: A unique field-reversed configuration (FRC) experiment is presently being assembled at the Plasma Technology Research Institute, KFE. It is a compact small-scale FRC device, which uses a set of radio frequency (RF) antennas to produce… read more here.

Keywords: field; reversed configuration; device; radio frequency ... See more keywords
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Derivation of dynamo current drive in a closed-current volume and stable current sustainment in the HIT-SI experiment

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recommendations! Published in 2017 at "Physics of Plasmas"

DOI: 10.1063/1.4975663

Abstract: A derivation is given showing that the current inside a closed-current volume can be sustained against resistive dissipation by appropriately phased magnetic perturbations. Imposed-dynamo current drive theory is used to predict the toroidal current evolution… read more here.

Keywords: dynamo current; current drive; current volume; derivation ... See more keywords

Electron-cyclotron-resonance heating in Wendelstein 7-X: A versatile heating and current-drive method and a tool for in-depth physics studies

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recommendations! Published in 2018 at "Plasma Physics and Controlled Fusion"

DOI: 10.1088/1361-6587/aaeab2

Abstract: For stellarators, which need no or only small amounts of current drive, electron-cyclotron-resonance heating (ECRH) is a promising heating method even for the envisaged application in a fusion power plant. Wendelstein 7-X (W7-X) is equipped… read more here.

Keywords: cyclotron; electron cyclotron; current drive; physics ... See more keywords

Momentum-space-resolved measurements using oblique electron cyclotron emission for the validation of the quasi-linear theory of electron cyclotron current drive

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recommendations! Published in 2020 at "Plasma Physics and Controlled Fusion"

DOI: 10.1088/1361-6587/abc1bd

Abstract: Electron cyclotron resonance heating (ECRH) can drive large current densities through electron cyclotron current drive (ECCD). ECCD is expected to be crucial for high-performance plasmas in future fusion reactors like ITER and DEMO, making the… read more here.

Keywords: electron; electron cyclotron; current drive; cyclotron current ... See more keywords

Optimization of the N∥ Upshift in the DIII-D high field side lower hybrid current drive experiment

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recommendations! Published in 2024 at "Plasma Physics and Controlled Fusion"

DOI: 10.1088/1361-6587/ad44d6

Abstract: High field side lower hybrid current drive (LHCD) is one potential candidate for efficient non-inductive current drive in tokamak power plants, and the first test of this technology will occur on the DIII-D tokamak during… read more here.

Keywords: lower hybrid; side lower; high field; field side ... See more keywords

Initial lower hybrid current drive experiments with a passive active multijunction launcher in the ADITYA-U tokamak

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recommendations! Published in 2025 at "Plasma Physics and Controlled Fusion"

DOI: 10.1088/1361-6587/adf00a

Abstract: Following the successful integration of a 3.7 GHz, 250 kW-1s passive active multijunction (PAM) launcher in the ADITYA-U tokamak, lower hybrid (LH) current drive experiments were conducted for the first time. The launcher was designed… read more here.

Keywords: launcher aditya; passive active; lower hybrid; active multijunction ... See more keywords

High-power gyrotrons for electron cyclotron heating and current drive

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recommendations! Published in 2019 at "Nuclear Fusion"

DOI: 10.1088/1741-4326/ab2005

Abstract: In many tokamak and stellarator experiments around the globe that are investigating energy production via controlled thermonuclear fusion, electron cyclotron heating and current drive (ECH&CD) are used for plasma start-up, heating, non-inductive current drive and… read more here.

Keywords: high power; fusion; power; current drive ... See more keywords

Scoping study of lower hybrid current drive for CFETR

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recommendations! Published in 2021 at "Nuclear Fusion"

DOI: 10.1088/1741-4326/ac1ae1

Abstract: The paper assesses the applicability of lower hybrid current drive (LHCD) for two potential operating scenarios for the china fusion engineering test reactor (CFETR): the ‘hybrid’ scenario in which some of the plasma current is… read more here.

Keywords: current drive; lower hybrid; hybrid current; drive ... See more keywords

The onset of parametric decay of lower hybrid waves during lower hybrid current drive experiments on Experimental Advanced Superconducting Tokamak

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recommendations! Published in 2024 at "Nuclear Fusion"

DOI: 10.1088/1741-4326/ad7b5a

Abstract: An ad hoc calculation is presented to interpret the growth of sideband waves during lower hybrid current drive (LHCD) experiments on Experimental Advanced Superconducting Tokamak (EAST). We adopt the solution of the non-linear dispersion relation… read more here.

Keywords: lower hybrid; sideband waves; hybrid current; growth ... See more keywords