Modeling detachment physics in the NSTX snowflake divertor

Meier, E T; Soukhanovskii, V A; Rognlien, T D; Scotti, F; Bell, R E; Diallo, A; Kaita, R; LeBlanc, B P; McLean, A G; Podesta, M

doi:10.1016/j.jnucmat.2015.01.007

Title: Modeling detachment physics in the NSTX snowflake divertor

Conference · Mon May 19 00:00:00 EDT 2014

DOI:https://doi.org/10.1016/j.jnucmat.2015.01.007· OSTI ID:1305860

Meier, E T; Soukhanovskii, V A; Rognlien, T D; Scotti, F; Bell, R E; Diallo, A; Kaita, R; LeBlanc, B P; McLean, A G; Podesta, M

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Research Organization:: Lawrence Livermore National Lab. (LLNL), Livermore, CA (United States)

Sponsoring Organization:: USDOE

DOE Contract Number:: AC52-07NA27344

OSTI ID:: 1305860

Report Number(s):: LLNL-CONF-654596

Resource Relation:: Journal Volume: 463; Conference: Presented at: 21st International Conference on Plasma Surface Interactions 2014, Kanazawa, Japan, May 26 - May 30, 2014

Country of Publication:: United States

Language:: English

References (22)

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Dependence of divertor heat flux widths on heating power, flux expansion, and plasma current in the NSTX Gray, T. K.; Maingi, R.; Soukhanovskii, V. A. Journal of Nuclear Materials, Vol. 415, Issue 1 https://doi.org/10.1016/j.jnucmat.2011.01.029	journal	August 2011
Overview of the physics and engineering design of NSTX upgrade Menard, J. E.; Gerhardt, S.; Bell, M. Nuclear Fusion, Vol. 52, Issue 8 https://doi.org/10.1088/0029-5515/52/8/083015	journal	July 2012
Prospects for pilot plants based on the tokamak, spherical tokamak and stellarator Menard, J. E.; Bromberg, L.; Brown, T. Nuclear Fusion, Vol. 51, Issue 10 https://doi.org/10.1088/0029-5515/51/10/103014	journal	August 2011
Geometrical properties of a “snowflake” divertor Ryutov, D. D. Physics of Plasmas, Vol. 14, Issue 6 https://doi.org/10.1063/1.2738399	journal	June 2007
A snowflake divertor: a possible solution to the power exhaust problem for tokamaks Ryutov, D. D.; Cohen, R. H.; Rognlien, T. D. Plasma Physics and Controlled Fusion, Vol. 54, Issue 12 https://doi.org/10.1088/0741-3335/54/12/124050	journal	November 2012
Taming the plasma–material interface with the ‘snowflake’ divertor in NSTX Soukhanovskii, V. A.; Ahn, J. -W.; Bell, R. E. Nuclear Fusion, Vol. 51, Issue 1 https://doi.org/10.1088/0029-5515/51/1/012001	journal	December 2010
Snowflake divertor configuration studies in National Spherical Torus Experiment Soukhanovskii, V. A.; Bell, R. E.; Diallo, A. Physics of Plasmas, Vol. 19, Issue 8 https://doi.org/10.1063/1.4737117	journal	August 2012
Divertor heat flux mitigation in the National Spherical Torus Experiment Soukhanovskii, V. A.; Maingi, R.; Gates, D. A. Physics of Plasmas, Vol. 16, Issue 2 https://doi.org/10.1063/1.3068170	journal	February 2009
A fully implicit, time dependent 2-D fluid code for modeling tokamak edge plasmas Rognlien, T. D.; Milovich, J. L.; Rensink, M. E. Journal of Nuclear Materials, Vol. 196-198 https://doi.org/10.1016/S0022-3115(06)80058-9	journal	December 1992
Edge-plasma models and characteristics for magnetic fusion energy devices Rognlien, T. D.; Rensink, M. E. Fusion Engineering and Design, Vol. 60, Issue 4 https://doi.org/10.1016/S0920-3796(02)00005-4	journal	July 2002
Simulation of Detachment in ITER-Geometry Using the UEDGE Code and a Fluid Neutral Model Wising, F.; Knoll, D. A.; Krasheninnikov, S. I. Contributions to Plasma Physics, Vol. 36, Issue 2-3 https://doi.org/10.1002/ctpp.2150360238	journal	January 1996
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Operation of the NSTX Thomson scattering system LeBlanc, B. P.; Bell, R. E.; Johnson, D. W. Review of Scientific Instruments, Vol. 74, Issue 3 https://doi.org/10.1063/1.1532763	journal	March 2003
Carbon ion plume emission produced by charge exchange with neutral beams on National Spherical Torus Experiment Bell, Ronald E. Review of Scientific Instruments, Vol. 77, Issue 10 https://doi.org/10.1063/1.2217012	journal	October 2006
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Non-linear effects on neutral gas transport in divertors Reiter, D. Journal of Nuclear Materials, Vol. 241-243, Issue 1 https://doi.org/10.1016/S0022-3115(96)00526-0	journal	February 1997
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