Post on 18-Aug-2018
Cryogenics for Fusion …… Cryogenics for ITER
P. Dauguet - Air Liquide Advanced Technologiespascale.dauguet@airliquide.com
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Air Liquide
The world leader in gases for industry, health and the environment
42,300 employees… … in over 75 countries … Turn Over 2009 : 12 B€
Engineering and construction activities : 1 B€
1902 - 1990
1991 - 2000
2001 - 2008
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Last 10 years References in Fusion
Air Liquide parter of all recent fusion projects
� SST-1 - India : � Cryoplant of the Tokamak � Cryoplant of the NBI
� W7X - Germany :� Cryoplant engineering study� Stelerator Thermal Shields engineering study
� KSTAR – South Korea :� Tokamak Thermal Shields engineering study� Cryoplant
� JT60-SA - Japan:� Cryoplant engineering study
� ITER :� Prototype cryopump, and its test facility at FZK� Cryoplant engineering studies (3 contracts)
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Cryogenic systems for ITER
DistributionDistributionCryolinesCryolines
CryopumpsCryopumps
CurrentCurrentFeedersFeeders
DistributionDistributionValve boxesValve boxes
NitrogenNitrogenCryoplantCryoplant
HeliumHeliumCryoplantCryoplant
StorageStorageTanksTanks
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Helium Refrigerators and Liquefiers
� More than 150 references
� In fusion :�Tore Supra� IPR �KSTAR
� Other recent references :�LEP CERN�LHC CERN�Qatar Helium Liquefier
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Nitrogen Refrigerators / Liquefiers
� 5000 references of air separation and liquefactionunits
� Atlas at CERN
� Long Island Power Authorities
� The biggest Air SeparationUnit in the world
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3,8 K
Insulation at80 K
20 K
4,5 K
80 K
80 K
Insulation at20 K
Insulation at4 K
Vacuum enclosure at 300K
< 0,07 W/m
< 0,05 W/m
Cryogenic tranfer lines
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Curent feeders
� EXAMPLES :�12 at CERN�6 for HTc supra Project LIPA
(Long Island Power authority)