TJ-II:Limiter: Difference between revisions

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TJ-II has two mobile limiters, located in [[TJ-II:Sectors|sectors]] A3 and C3 (25.5º and 205.5º), with a toroidal separation of 180º.
[[TJ-II]] has two mobile limiters, located in [[TJ-II:Sectors|sectors]] A3 and C3 (25.5º and 205.5º), with a toroidal separation of 180º.
<ref>[http://dx.doi.org/10.1016/S0022-3115(98)00829-0 E. de la Cal et al, ''The diagnosed mobile limiters of the TJ-II stellarator for plasma boundary studies'', J. Nucl. Mat. '''266-269''' (1999) 485]</ref>
<ref>[http://dx.doi.org/10.1016/S0022-3115(98)00829-0 E. de la Cal et al, ''The diagnosed mobile limiters of the TJ-II stellarator for plasma boundary studies'', J. Nucl. Mat. '''266-269''' (1999) 485]</ref>
The limiters are fitted with Langmuir probes and gas injection ports.
The limiters are fitted with Langmuir probes and gas injection ports.

Revision as of 19:52, 19 October 2009

TJ-II has two mobile limiters, located in sectors A3 and C3 (25.5º and 205.5º), with a toroidal separation of 180º. [1] The limiters are fitted with Langmuir probes and gas injection ports. [2] [3] A biasing voltage can be applied. [4]

TJ-II Limiter and plasma
TJ-II Limiter: photograph taken from port B8TANG (the location of the fast camera)


References

  1. ↑ E. de la Cal et al, The diagnosed mobile limiters of the TJ-II stellarator for plasma boundary studies, J. Nucl. Mat. 266-269 (1999) 485
  2. ↑ I. García-Cortés et al, Fuelling efficiency of hydrocarbons in TJ-II plasmas, J. Nucl. Mat. 337-339 (2005) 441-445
  3. ↑ E. de la Cal et al, Hydrogen recycling and puffing at a poloidal limiter of TJ-II, J. Nucl. Mat. 363-365 (2007) 764-769
  4. ↑ C. Hidalgo et al, Improved confinement regimes induced by limiter biasing in the TJ-II stellarator, Plasma Phys. Control. Fusion 46 (2004) 287-297
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