Author: Kester, O.K.
Paper Title Page
MOXA03 The 30MeV Stage of the ARIEL e-linac 6
 
  • R.E. Laxdal, Z.T. Ang, T. Au, K. Fong, O.K. Kester, S.R. Koscielniak, A.N. Koveshnikov, M.P. Laverty, Y. Ma, D.W. Storey, E. Thoeng, Z.Y. Yao, Q. Zheng, V. Zvyagintsev
    TRIUMF, Vancouver, Canada
 
  A MW class cw superconducting electron linac (e-Linac) is being installed at TRIUMF as a driver for radioactive beam production as part of the ARIEL project. The e-linac final configuration is planned to consist of five 1.3GHz nine-cell cavities housed in three cryomodules with one single cavity injector cryomodule (EINJ) and two double cavity accelerating cryomodules (EACA, EACB) to accelerate in continuous-wave (cw) up to 10mA of electrons to 50MeV. The e-Linac is being installed in stages. A demonstrator phase (2014) consisting of a 300kV electron gun, EINJ, and a partially outfitted EACA with just one accelerating cavity was installed for initial technical and beam tests to 22.9MeV. A Stage 2 upgrade now installed has a completed EACA to reach an operational goal of 3mA of electrons to 30MeV for first science from the ARIEL ISOL targets. A single 290kW klystron is used to feed the two EACA cavities in vector-sum closed-loop control. The paper is focused on the SRF challenges: systems design, cavity and cryomodule performance, rf ancillaries preparation and performance, LLRF and RF system performance and final beam test results.  
slides icon Slides MOXA03 [13.981 MB]  
DOI • reference for this paper ※ https://doi.org/10.18429/JACoW-SRF2017-MOXA03  
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