Measurement and modeling of magnetic configurations to mimic overload scenarios in the W7-X stellarator

Lore, Jeremy D.; Gao, Y.; Geiger, J.; Hoelbe, H.; Niemann, H.; Jakubowski, M.; Wurden, G. A.; Lazerson, S.; Drewelow, P.; Ali, A.; Sitjes, A. Puig; LeViness, A.; Frerichs, Heinke; Barbui, T.; Effenberg, F.; Harris, Jeffrey; Lumsdaine, Arnold; Boscary, J.; Pisano, F.; Cannas, B.

doi:10.1088/1741-4326/ab18d1

Title: Measurement and modeling of magnetic configurations to mimic overload scenarios in the W7-X stellarator

Journal Article · Mon May 20 00:00:00 EDT 2019 · Nuclear Fusion

DOI:https://doi.org/10.1088/1741-4326/ab18d1· OSTI ID:1515676

^[1]; Gao, Y. ^[2]; Geiger, J. ^[3]; Hoelbe, H. ^[3]; Niemann, H. ^[3]; Jakubowski, M. ^[3];

^[4];

^[5]; Drewelow, P. ^[3]; Ali, A. ^[3]; Sitjes, A. Puig ^[3]; LeViness, A. ^[6]; Frerichs, Heinke ^[7]; Barbui, T. ^[7];

^[7];

^[1];

^[1]; Boscary, J. ^[8];

^[9]; Cannas, B. ^[9]

Oak Ridge National Lab. (ORNL), Oak Ridge, TN (United States)
Forschungszentrum Juelich GmbH, Juelich (Germany); Max Planck Institute for Plasma Physics, Greifswald (Germany)
Max Planck Institute for Plasma Physics, Greifswald (Germany)
Los Alamos National Lab. (LANL), Los Alamos, NM (United States)
Princeton Plasma Physics Lab. (PPPL), Princeton, NJ (United States)
Princeton Univ., Princeton, NJ (United States)
Univ. of Wisconsin-Madison, Madison, WI (United States)
Max Planck Institute for Plasma Physics, Garching (Germany)
Univ. of Cagliari, Cagliari (Italy)

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Research Organization:: Oak Ridge National Lab. (ORNL), Oak Ridge, TN (United States); Los Alamos National Lab. (LANL), Los Alamos, NM (United States)

Sponsoring Organization:: USDOE Office of Science (SC); USDOE Office of Science (SC). Fusion Energy Sciences (FES) (SC-24)

Contributing Organization:: the W7-X team

Grant/Contract Number:: AC05-00OR22725; 89233218CNA000001

OSTI ID:: 1515676

Alternate ID(s):: OSTI ID: 1526965

Report Number(s):: LA-UR-19-23945

Journal Information:: Nuclear Fusion, Vol. 59, Issue 6; ISSN 0029-5515

Publisher:: IOP ScienceCopyright Statement

Country of Publication:: United States

Language:: English

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Cited by: 5 works

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References (20)

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Modeling and Preparation for Experimental Testing of Heat Fluxes on W7-X Divertor Scraper Elements Lore, J. D.; Cianciosa, M.; Frerichs, H. IEEE Transactions on Plasma Science, Vol. 46, Issue 5 https://doi.org/10.1109/TPS.2017.2780624	journal	May 2018
Integration of uncooled scraper elements and its diagnostics into Wendelstein 7-X Fellinger, Joris; Loesser, Doug; Neilson, Hutch Fusion Engineering and Design, Vol. 124 https://doi.org/10.1016/j.fusengdes.2017.05.115	journal	November 2017
Effects of Net Currents on the Magnetic Configuration of W7-X Geiger, J.; Beidler, C. D.; Drevlak, M. Contributions to Plasma Physics, Vol. 50, Issue 8 https://doi.org/10.1002/ctpp.200900028	journal	July 2010
Design improvement of the target elements of Wendelstein 7-X divertor Boscary, J.; Peacock, A.; Friedrich, T. Fusion Engineering and Design, Vol. 87, Issue 7-8 https://doi.org/10.1016/j.fusengdes.2012.03.034	journal	August 2012
Effects of divertor geometry on tokamak plasmas Loarte, Alberto Plasma Physics and Controlled Fusion, Vol. 43, Issue 6 https://doi.org/10.1088/0741-3335/43/6/201	journal	May 2001
Bootstrap current control studies in the Wendelstein 7-X stellarator using the free-plasma-boundary version of the SIESTA MHD equilibrium code Peraza-Rodriguez, H.; Reynolds-Barredo, J. M.; Sanchez, R. Plasma Physics and Controlled Fusion, Vol. 60, Issue 2 https://doi.org/10.1088/1361-6587/aa9a72	journal	January 2018
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Three-dimensional free boundary calculations using a spectral Green's function method Hirshman, S. P.; van RIJ, W. I.; Merkel, P. Computer Physics Communications, Vol. 43, Issue 1 https://doi.org/10.1016/0010-4655(86)90058-5	journal	December 1986
PIES free boundary stellarator equilibria with improved initial conditions Drevlak, M.; Monticello, D.; Reiman, A. Nuclear Fusion, Vol. 45, Issue 7 https://doi.org/10.1088/0029-5515/45/7/022	journal	July 2005
Infrared imaging systems for wall protection in the W7-X stellarator (invited) Jakubowski, Marcin; Drewelow, Peter; Fellinger, Joris Review of Scientific Instruments, Vol. 89, Issue 10 https://doi.org/10.1063/1.5038634	journal	October 2018
Towards a new image processing system at Wendelstein 7-X: From spatial calibration to characterization of thermal events Pisano, F.; Cannas, B.; Jakubowski, M. W. Review of Scientific Instruments, Vol. 89, Issue 12 https://doi.org/10.1063/1.5045560	journal	December 2018
Wendelstein 7-X Near Real-Time Image Diagnostic System for Plasma-Facing Components Protection Puig Sitjes, A.; Jakubowski, M.; Ali, A. Fusion Science and Technology, Vol. 74, Issue 1-2 https://doi.org/10.1080/15361055.2017.1396860	journal	December 2017
Confirmation of the topology of the Wendelstein 7-X magnetic field to better than 1:100,000 Pedersen, T. Sunn; Otte, M.; Lazerson, S. Nature Communications, Vol. 7, Issue 1 https://doi.org/10.1038/ncomms13493	journal	November 2016
Methods for measuring 1/1 error field in Wendelstein 7-X stellarator Bozhenkov, S. A.; Lazerson, S.; Otte, M. Nuclear Fusion, Vol. 56, Issue 7 https://doi.org/10.1088/0029-5515/56/7/076002	journal	June 2016
Error fields in the Wendelstein 7-X stellarator Lazerson, Samuel A.; Bozhenkov, Sergey; Israeli, Ben Plasma Physics and Controlled Fusion, Vol. 60, Issue 12 https://doi.org/10.1088/1361-6587/aae96b	journal	November 2018
Setup and initial results from the magnetic flux surface diagnostics at Wendelstein 7-X Otte, M.; Aßmus, D.; Biedermann, C. Plasma Physics and Controlled Fusion, Vol. 58, Issue 6 https://doi.org/10.1088/0741-3335/58/6/064003	journal	May 2016
A divertor scraper observation system for the Wendelstein 7-X stellarator Wurden, G. A.; Fellinger, J.; Biedermann, C. Review of Scientific Instruments, Vol. 89, Issue 10 https://doi.org/10.1063/1.5035078	journal	October 2018
A 3D Monte Carlo code for plasma transport in island divertors Feng, Y.; Sardei, F.; Kisslinger, J. Journal of Nuclear Materials, Vol. 241-243 https://doi.org/10.1016/S0022-3115(97)80168-7	journal	February 1997
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Cited By (2)

Effects of toroidal plasma current on divertor power depositions on Wendelstein 7-X Gao, Yu; Geiger, Joachim; Jakubowski, Marcin W. Nuclear Fusion, Vol. 59, Issue 10 https://doi.org/10.1088/1741-4326/ab32c2	journal	August 2019
First demonstration of radiative power exhaust with impurity seeding in the island divertor at Wendelstein 7-X Effenberg, F.; Brezinsek, S.; Feng, Y. Nuclear Fusion, Vol. 59, Issue 10 https://doi.org/10.1088/1741-4326/ab32c4	journal	August 2019

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