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TJ-II: Searching for AEs suppression scenarios using off-axis ECCD: Difference between revisions
TJ-II: Searching for AEs suppression scenarios using off-axis ECCD (view source)
Revision as of 16:58, 16 October 2019
, 16 October 2019→Experimental plan
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== Experimental plan == | == Experimental plan == | ||
[[File:imagen1.png |thumb|right|300px| Figure 1. Heating scheme. ECH1 beam, used to induce current, is launched with two different power levels]] | [[File:imagen1.png |thumb|right|300px| Figure 1. Heating scheme. ECH1 beam, used to induce current, is | ||
launched with two different power levels for gyrotron stability purposes]] | |||
Until now, only ECCD on-axis has been investigated. | Until now, only ECCD on-axis has been investigated. We will now try to modify the rotational transform profile by inducing ECCD off-axis with | ||
We will now try to modify the rotational transform profile by inducing ECCD off-axis with | different levels of power at different plasma radius. The heating power set-up shown in figure 1 will allow | ||
different levels of power at different plasma radius. The heating power set-up shown in figure 1 will | us to investigate the effect of ECCD with different combinations of ECH1 beam power and ECCD efficiency. | ||
With this set-up, only a small amount of ECCD current will be induced during the ECRH phase | |||
while the larger amount of ECCD will be induced during the NBI phase. | |||
== Description of required resources == | == Description of required resources == | ||