JET machine operations in T&D-T

D. King, E. Abdelrahman, A. Abdul Hamid, N. Abid, K. Abraham, O. Adabonyan, C. Adlam, M. Afzal, M. Akhtar, V. Aldred, S. Aldworth, S. Aleiferis, M. Ali, R. Alie, R. Allan, H. Allen, E. Alli, N. Archer, C. Boyd, J. CollinsK. Dawson, M. Dearing, D. Fagan, A. Hakola, M. Hill, N. Horsten, A. Horton, Z. Huang, E. Jones, M. Jones, J. Karhunen, D. King, J. Li, F. Liu, A. Martin, J. Patel, J. Roberts, M. Rubel, R. Sharma, J. Silva, J. Simpson, P. Sirén, T. Smith, H. Sun, H. Tan, A. West, R. Wood, T. Xu, The JET Operations Team

Research output: Contribution to journalArticleScientificpeer-review

1 Citation (Scopus)
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Abstract

JET, the world's largest operating tokamak with unique Be/W wall and tritium handling capability, completed a Deuterium-Tritium (D-T) campaign in 2021 (Maggi et al 29th Fusion Energy Conf.) following a decade of preparatory experiments, dedicated enhancements, technical rehearsals and training (Horton et al 2016 Fusion Eng. Des. 109-111 925). Operation with tritium raises significant technical, safety and scientific challenges not encountered in standard protium or deuterium operation. This contribution describes the tritium operational requirements, pulses and technical preparations, new operating procedures, lessons learned and details on the achieved operational availability and performance. The preparation and execution of the recent JET tritium experiments benefitted from the previous experience in 1991 (Preliminary Tritium Experiment), 1997 (DTE1 campaign) and 2003 (Trace Tritium Campaigns) and consisted of the following five phases: technical rehearsals and scenario preparation, tritium commissioning, 100% tritium campaign, D-T campaign (DTE2), tritium clean-up. Following the clean-up JET resumed normal operation and is currently undertaking a further D-T campaign (DTE3).

Original languageEnglish
Article number106014
Pages (from-to)1-10
Number of pages10
JournalNuclear Fusion
Volume64
Issue number10
DOIs
Publication statusPublished - 1 Oct 2024
MoE publication typeA1 Journal article-refereed

Keywords

  • JET
  • operations
  • tritium

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