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Tritium consumption and retention in TFTR neutral beams

  • J. H. Kamperschroer
  • , M. B. Cropper
  • , L. R. Grisham
  • , B. E. McCormack
  • , A. Nagy
  • , T. E. O'Connor
  • , M. E. Oldaker
  • , T. N. Stevenson
  • , A. von Halle

Research output: Contribution to conferencePaperpeer-review

Abstract

TFTR operated with tritium neutral beams from December 1993 to April 1997, through which 750,000 Ci of tritium have passed. During this time of 725 tritium heated discharges, 47,000 Ci have been extracted as ions from the ion sources and 27,000 Ci injected into TFTR as neutral atoms. Over the span of the operation, Los Alamos and Sandia National Laboratories made estimates of tritium retention in each beamline due to implantation in the 2 m2 of copper beam absorbers and adsorption on the 250 m2 of internal surface area. Their estimates were: 500 Ci embedded per beamline in beam absorbers after 1000 DT shots; and 100 Ci adsorbed per beamline after exposure to 1 torr of tritium for 1 hour.

Original languageEnglish (US)
Pages1071-1074
Number of pages4
StatePublished - 1998
EventProceedings of the 1997 17th IEEE/NPSS Symposium on Fusion Engineering. Part 1 (of 2) - San Diego, CA, USA
Duration: Oct 6 1997Oct 10 1997

Other

OtherProceedings of the 1997 17th IEEE/NPSS Symposium on Fusion Engineering. Part 1 (of 2)
CitySan Diego, CA, USA
Period10/6/9710/10/97

All Science Journal Classification (ASJC) codes

  • Nuclear and High Energy Physics
  • Nuclear Energy and Engineering

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