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The effect of ion orbit loss and X-loss on the interpretation of ion energy and particle transport in the DIII-D edge plasma
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10.1063/1.3640506
/content/aip/journal/pop/18/10/10.1063/1.3640506
http://aip.metastore.ingenta.com/content/aip/journal/pop/18/10/10.1063/1.3640506
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

(Color online) (a) Experimental electric fields and (b) electrostatic potentials from Fig. 1(a).

Image of FIG. 2.
FIG. 2.

(Color online) Minimum energy for standard ion orbit loss from 0.864 flux surface.

Image of FIG. 3.
FIG. 3.

(Color online) Measured ion temperature distributions for DIII-D discharges.

Image of FIG. 4.
FIG. 4.

(Color online) Loss fractions as a function of ion direction from flux surface at 0.864. (The ion direction cosine is with respect to the magnetic field direction.)

Image of FIG. 5.
FIG. 5.

(Color online) Ion particle (lower curves) and energy (upper curves) cumulative loss fractions for DIII-D (a) RMP and (b) otherwise similar H-Mode discharges.

Image of FIG. 6.
FIG. 6.

(Color online) The minimum energy for X-loss of ions across the separatrix for the electric field distribution of DIII-D shot 123301 shown in Fig. 1(a).

Image of FIG. 7.
FIG. 7.

(Color online) The X-Loss fractions for ion particle and energy for RMP shot 123301.

Image of FIG. 8.
FIG. 8.

(Color online) Convective/diffusive ion particle fluxes with and without ion orbit loss and X-loss.

Image of FIG. 9.
FIG. 9.

(Color online) Total ion heat flux calculated from ion heat balance equation and corrected for ion orbit and X-loss.

Image of FIG. 10.
FIG. 10.

(Color online) Ion thermal diffusivities interpreted from the measured ion temperature profile given in Fig. 3 using Eq. (23) and the heat fluxes of Fig. 5 with and without ion orbit loss.

Image of FIG. 11.
FIG. 11.

(Color online) The collisionality parameter .

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/content/aip/journal/pop/18/10/10.1063/1.3640506
2011-10-14
2014-04-18
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: The effect of ion orbit loss and X-loss on the interpretation of ion energy and particle transport in the DIII-D edge plasma
http://aip.metastore.ingenta.com/content/aip/journal/pop/18/10/10.1063/1.3640506
10.1063/1.3640506
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