Author: Kuntzsch, M.
Paper Title Page
TUPAB306 Status of Beam-Based Feedback Research and Development for Continuous Wave SRF Linac ELBE 2200
 
  • A. Maalberg, M. Kuntzsch
    HZDR, Dresden, Germany
  • E. Petlenkov
    TalTech, Tallinn, Estonia
 
  The superconducting electron linear accelerator ELBE at Helmholtz-Zentrum Dresden-Rossendorf is a versatile light source operated in continuous wave mode. As the demand on the beam stability increases, the improvement of the beam control schemes currently installed at ELBE becomes highly relevant. This improvement can be achieved by an upgrade of the existing digital MicroTCA.4-based LLRF control scheme by beam-based feedback. By presenting both the design and implementation details of the new control scheme this contribution reports the status of the work in progress.  
DOI • reference for this paper ※ https://doi.org/10.18429/JACoW-IPAC2021-TUPAB306  
About • paper received ※ 19 May 2021       paper accepted ※ 21 June 2021       issue date ※ 30 August 2021  
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WEPAB287 Upgrade of the ELBE Timing System 3326
 
  • M. Kuntzsch, M. Justus, A. Schwarz, K. Zenker
    HZDR, Dresden, Germany
  • L. Krmpotic, U. Legat, U. Rojec
    Cosylab, Ljubljana, Slovenia
  • Ž. Oven
    COSYLAB, Control System Laboratory, Ljubljana, Slovenia
 
  At the ELBE accelerator center a superconducting linac is operated to drive manifold secondary radiation sources like two infrared FELs, a positron source and a THz facility. The machine uses two injectors as electron sources that are accelerated in the main linac. The user experiments demand a large variety of bunch patterns from single shot to macro pulsed and cw beam at up to 26 MHz repetition rate. At ELBE a new timing system is being developed based on the MRF hardware platform and the MRF Timing System IOC. It uses two masters and a scalable number of connected receivers to generate the desired pulse patterns for operating the machine and to control user experiments. The contribution will show the architecture of the timing system, the control interfacing and performance measurements acquired on the test bench.  
DOI • reference for this paper ※ https://doi.org/10.18429/JACoW-IPAC2021-WEPAB287  
About • paper received ※ 21 May 2021       paper accepted ※ 01 July 2021       issue date ※ 13 August 2021  
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