Disruption Avoidance in the Frascati Tokamak Upgrade by Means of Magnetohydrodynamic Mode Stabilization Using Electron-Cyclotron-Resonance Heating (Articolo in rivista)

Type
Label
  • Disruption Avoidance in the Frascati Tokamak Upgrade by Means of Magnetohydrodynamic Mode Stabilization Using Electron-Cyclotron-Resonance Heating (Articolo in rivista) (literal)
Anno
  • 2008-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1103/PhysRevLett.100.045006 (literal)
Alternative label
  • Esposito B., Granucci G., Smeulders P., Nowak S., Martín-Solís J. R., Gabellieri L., FTU and ECRH teams (2008)
    Disruption Avoidance in the Frascati Tokamak Upgrade by Means of Magnetohydrodynamic Mode Stabilization Using Electron-Cyclotron-Resonance Heating
    in Physical review letters (Print)
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Esposito B., Granucci G., Smeulders P., Nowak S., Martín-Solís J. R., Gabellieri L., FTU and ECRH teams (literal)
Pagina inizio
  • 045006 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 100 (literal)
Rivista
Note
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • 1Associazione Euratom-ENEA sulla Fusione, C.R. Frascati, C.P. 65, 00044-Frascati, Roma, Italy 2Associazione Euratom-CNR sulla Fusione, IFP-CNR, Via R. Cozzi 53, 20125-Milano, Italy 3Departamento de Física, Universidad Carlos III de Madrid, 28911 Leganés, Madrid, Spain (literal)
Titolo
  • Disruption Avoidance in the Frascati Tokamak Upgrade by Means of Magnetohydrodynamic Mode Stabilization Using Electron-Cyclotron-Resonance Heating (literal)
Abstract
  • Disruption avoidance by stabilization of MHD modes through injection of ECRH at different radial locations is reported. Disruptions have been induced in the FTU (Frascati Tokamak Upgrade) deuterium plasmas by Mo injection or by exceeding the density limit (D gas puffing). ECRH is triggered when the Vloop exceeds a preset threshold value. Coupling between MHD modes (m/n=3/2, 2/1, 3/1) occurs before disruption. Direct heating of one coupled mode is sufficient to avoid disruptions, while heating close to the mode leads to disruption delay. These results could be relevant for the International Thermonuclear Experimental Reactor tokamak operation. (literal)
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