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TJ-II:Vacuum system: Difference between revisions
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The all-metal [[TJ-II]] vacuum vessel has a helical geometry and has 96 [[TJ-II:Ports|ports]]. | The all-metal [[TJ-II]] vacuum vessel has a helical geometry and has 96 [[TJ-II:Ports|ports]]. | ||
<ref> | <ref>J. Botija and M. Blaumoser, '' Vacuum vessel design for the TJ-II device'', [[doi:10.1109/FUSION.1991.218780|14<sup>th</sup> IEEE/NPSS Symposium on Fusion Engineering '''2''' (1991) 992-995]]</ref> | ||
The vacuum vessel is made of non-magnetic steel (304 LN) with a thickness of 10 mm. | The vacuum vessel is made of non-magnetic steel (304 LN) with a thickness of 10 mm. | ||
The CC/HX coil is outside of the vacuum vessel thanks to a helical groove built into the vessel. | The CC/HX coil is outside of the vacuum vessel thanks to a helical groove built into the vessel. | ||
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The vacuum vessel is pumped through four symmetrically spaced bottom ports to a base pressure of 10<sup>-8</sup> mbar. Four identical and independent vacuum pumping subsystems are used. | The vacuum vessel is pumped through four symmetrically spaced bottom ports to a base pressure of 10<sup>-8</sup> mbar. Four identical and independent vacuum pumping subsystems are used. | ||
<ref> | <ref>J. Botija et al, '' Vacuum vessel, wall protection, pumping system and poloidal limiters of the Spanish stellarator TJ-II'', [[doi:10.1109/FUSION.1993.518387|15<sup>th</sup> IEEE/NPSS Symposium on Fusion Engineering '''1''' (1993) 529-532]]</ref> | ||
<ref> | <ref>F. Tabarés, ''The vacuum system of the TJ-II stellarator'', [[doi:10.1016/0042-207X(94)90022-1|Vacuum '''45''', Issues 10-11 (1994) 1059-1061]]</ref> | ||
<ref> | <ref>R. Carrasco, '' Hybrid baking system for the vacuum vessel of the Spanish stellarator TJ-II'', [[doi:10.1109/FUSION.1999.849826|Proc. 18<sup>th</sup> Symposium on Fusion Engineering (1999) 231-234]]</ref> | ||
== See also == | == See also == | ||