TEC Trilateral Euregio Cluster Institut für Plasmaphysik Assoziation EURATOM-Forschungszentrum Jülich IEA Large Tokamak IA Workshop on Edge Transport in Fusion Plasmas, Krakow Influence of the Dynamic Ergodic Divertor (DED) on ELM activities and on confinement K.H. Finken 1 , S. Abdullaev 1 , J. Coenen 1 , A. M. Jakubowski 1 , R. J. E. Jaspers 2 , A. Krämer-Flecken 1 , M. Lehnen 1 , Y. Liang 1 , B. Unterberg 1 , M. von Hellermann 2 , Y. Xu 3 , R. C. Wolf 1 , U. Samm 1 , O. Schmitz 1 , and the TEXTOR Team 1) Institut für Plasmaphysik, Forschungszentrum Jülich, Association EURATOM/FZJ, Trilateral Euregio Cluster, D-52425 Jülich, Germany, www.fz-juelich.de 2) FOM-Institute for Plasma Physics Rijnhuizen, Association EURATOM-FOM, Trilateral Euregio Cluster, PO Box 1207, 3430 BE Nieuwegein, The Netherlands, www.rijnh.nl 3) Laboratoire de Physique des Plasmas - Laboratorium voor Plasmafysica, Association 'Euratom- Belgian state', Ecole Royale Militaire - Koninklijke Militaire School, B-1000 Brussels, Belgium*
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TEC
Trilateral Euregio ClusterInstitut für Plasmaphysik Assoziation EURATOM-Forschungszentrum Jülich
IEA Large Tokamak IA Workshop on Edge Transport in Fusion Plasmas, Krakow
Influence of the Dynamic Ergodic Divertor (DED) on ELM activities
and on confinement
K.H. Finken1, S. Abdullaev1, J. Coenen1, A. M. Jakubowski1, R. J. E. Jaspers2, A. Krämer-Flecken1, M. Lehnen1, Y. Liang1, B. Unterberg1, M. von Hellermann2, Y. Xu3, R. C. Wolf1, U. Samm1, O. Schmitz1, and the TEXTOR Team
1) Institut für Plasmaphysik, Forschungszentrum Jülich, Association EURATOM/FZJ, Trilateral Euregio Cluster, D-52425 Jülich, Germany, www.fz-juelich.de2) FOM-Institute for Plasma Physics Rijnhuizen, Association EURATOM-FOM, Trilateral Euregio Cluster, PO Box 1207, 3430 BE Nieuwegein, The Netherlands, www.rijnh.nl3) Laboratoire de Physique des Plasmas - Laboratorium voor Plasmafysica, Association 'Euratom- Belgian state', Ecole Royale Militaire - Koninklijke Militaire School, B-1000 Brussels, Belgium*
TEC
Trilateral Euregio ClusterInstitut für Plasmaphysik Assoziation EURATOM-Forschungszentrum Jülich
IEA Large Tokamak IA Workshop on Edge Transport in Fusion Plasmas, Krakow
#94809
LFS HFS DED topics:
Helical divertor
Field line and plasma topology
Impurity shielding
Field line penetration
Tearing modes
Suppression of tearing modes
TEC
Trilateral Euregio ClusterInstitut für Plasmaphysik Assoziation EURATOM-Forschungszentrum Jülich
IEA Large Tokamak IA Workshop on Edge Transport in Fusion Plasmas, Krakow
Outline:
• Introduction to DED
• Effect of the perturbation field on ELMs
• Improved confinement by DED
• Summary
TEC
Trilateral Euregio ClusterInstitut für Plasmaphysik Assoziation EURATOM-Forschungszentrum Jülich
IEA Large Tokamak IA Workshop on Edge Transport in Fusion Plasmas, Krakow
TEC
Trilateral Euregio ClusterInstitut für Plasmaphysik Assoziation EURATOM-Forschungszentrum Jülich
IEA Large Tokamak IA Workshop on Edge Transport in Fusion Plasmas, Krakow
m = 6, n = 2
m = 12, n = 4
m = 3, n = 1
Base modes for DED operation
TEC
Trilateral Euregio ClusterInstitut für Plasmaphysik Assoziation EURATOM-Forschungszentrum Jülich
IEA Large Tokamak IA Workshop on Edge Transport in Fusion Plasmas, Krakow
H-mode characterization and ELM suppression by DED-field
TEC
Trilateral Euregio ClusterInstitut für Plasmaphysik Assoziation EURATOM-Forschungszentrum Jülich
IEA Large Tokamak IA Workshop on Edge Transport in Fusion Plasmas, Krakow