MHD Properties of Low-aspect Ratio RFP in RELAX (Articolo in rivista)

Type
Label
  • MHD Properties of Low-aspect Ratio RFP in RELAX (Articolo in rivista) (literal)
Anno
  • 2009-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1007/s10894-008-9172-z (literal)
Alternative label
  • Masamune S.; Sanpei A.; Ikezoe R.; Onchi T.; Oki K.; Yamashita T.; Shimazu H.; Himura H.; Paccagnella R. (2009)
    MHD Properties of Low-aspect Ratio RFP in RELAX
    in Journal of fusion energy; SPRINGER, 233 SPRING ST, NEW YORK, NY 10013 (Stati Uniti d'America)
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Masamune S.; Sanpei A.; Ikezoe R.; Onchi T.; Oki K.; Yamashita T.; Shimazu H.; Himura H.; Paccagnella R. (literal)
Pagina inizio
  • 187 (literal)
Pagina fine
  • 190 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#altreInformazioni
  • La rivista è pubblicata anche online con ISSN 1572-9591. (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#url
  • http://link.springer.com/article/10.1007%2Fs10894-008-9172-z (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 28 (literal)
Rivista
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#note
  • Issue 2 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#pagineTotali
  • 4 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroFascicolo
  • 2 (literal)
Note
  • Scopu (literal)
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • 1-8: Kyoto Institute of Technology, Matsugasaki, Sakyo-ku, Kyoto 606-8585, Japan - 9: Consorzio RFX, Corso Stati Uniti 4, Camin, Padova 35127, Italy (literal)
Titolo
  • MHD Properties of Low-aspect Ratio RFP in RELAX (literal)
Abstract
  • The low-aspect-ratio (A) reversed field pinch (RFP) offers attractive properties such as enhanced bootstrap current and simpler MHD mode dynamics. The RELAX (REversed field pinch of Low-Aspect ratio eXperiment) machine with the world's lowest A of 2 (R/a = 0.5 m/0.25 m) has been constructed to explore the RFP properties in low-A regime. In flat-topped low-A RFP discharges in RELAX, plasma current of ~50 kA has been attained with discharge duration of ~2 ms. In round-topped discharges with plasma current of ~70 kA, quasi-periodic growth of a single helical mode has been observed. When the dominant m = 1/n = 4 mode grows, the toroidal mode spectrum looks like that of the quasi-single helicity (QSH) RFP state with higher amplitude. MHD equilibrium analyses using a reconstruction code have shown that the bootstrap current fraction is lower than ~5% in the present RELAX plasmas, and it will be ~25% if we could achieve the plasma density of 4 × 10 19 m -3 and electron temperature of 300 eV at plasma current of ~100 kA. (literal)
Editore
Prodotto di
Autore CNR
Insieme di parole chiave

Incoming links:


Prodotto
Autore CNR di
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#rivistaDi
Editore di
Insieme di parole chiave di
data.CNR.it