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'Journal of Accelerator Conferences Website' (JACoW) is a publisher in Geneva, Switzerland that publishes the proceedings of accelerator conferences held around the world by an international collaboration of editors.


https://doi.org/10.18429/JACoW-ICALEPCS2023-TU2BCO06
Title Verification and Validation of the ESS Machine Protection System-of-Systems (MP-SoS)
Authors
  • A. Nordt, M. Carroll, S. Gabourin, J. Gustafsson, S. Kövecses de Carvalho, G.L. Ljungquist, S. Pavinato, A. Petrushenko
    ESS, Lund, Sweden
Abstract The European Spallation Source, ESS, is a source of spallation neutrons used for neutron scattering experiments, complementary to synchrotron light sources. ESS has very ambitious goals and experimentation with neutrons at ESS should be one or two orders of magnitude more performing compared to other sources. Each proton beam pulse generated by the linear accelerator will have a peak power of 125 MW. The machine’s equipment must be protected from damage due to beam losses, as such losses could lead to melting of e.g. the beam pipe within less than 5 microseconds. System-of-Systems engineering has been applied to deploy systematic and robust protection of the ESS machine. The ESS Machine Protection System of Systems (MP-SoS) consists of large-scale distributed systems, of which the components themselves are complex systems. Testing, verification and validation of the MP-SoS is rather challenging as each constituent system of the MP-SoS has its own management, functionality that is not necessarily designed for protection, and also the different system owners follow their own verification strategies. In this paper, we will present our experience gained through the first 3 beam commissioning phases, ESS has gone through so far. We will describe how we managed to declare MP-SoS to being ready for beam operation without complexifying the task, and we will present the challenges, issues, and lessons learned faced during the verification and validation campaigns.
Paper download TU2BCO06.PDF [1.041 MB / 7 pages]
Slides download TU2BCO06_TALK.PDF [1.925 MB]
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Conference ICALEPCS2023
Series International Conference on Accelerator and Large Experimental Physics Control Systems (19th)
Location Cape Town, South Africa
Date 09-13 October 2023
Publisher JACoW Publishing, Geneva, Switzerland
Editorial Board Volker RW Schaa (GSI, Darmstadt, Germany); Andy Götz (ESRF, Grenoble, France); Johan Venter (SARAO, Cape Town, South Africa); Karen White (SNS, Oak Ridge, TN, USA); Marie Robichon (ESRF, Grenoble, France); Vivienne Rowland (SARAO, Cape Town, South Africa)
Online ISBN 978-3-95450-238-7
Online ISSN 2226-0358
Received 31 October 2023
Revised 03 November 2023
Accepted 12 December 2023
Issued/td> 20 December 2023
DOI doi:10.18429/JACoW-ICALEPCS2023-TU2BCO06
Pages 296-302
Copyright
Creative Commons CC logoPublished by JACoW Publishing under the terms of the Creative Commons Attribution 4.0 International license. Any further distribution of this work must maintain attribution to the author(s), the published article's title, publisher, and DOI.