CERN Accelerating science

Article
Title Development of a second-generation system for the reliable distribution of machine protection parameters
Author(s) Bolton, Samuel (CERN) ; Blaszkiewicz, Milosz (CERN) ; Colinet, Antoine (CERN) ; Felsberger, Lukas (CERN) ; Guasch-Martinez, Josep (CERN) ; Martin, Christophe (CERN) ; Romera, Iván (CERN) ; Secondo, Raffaello (CERN) ; Uythoven, Jan (CERN)
Publication 2024
Number of pages 4
In: JACoW IPAC 2024 (2024) THPG60
In: 15th International Particle Accelerator Conference (IPAC 2024), Nashville, TN, United States, 19 - 24 May 2024, pp.THPG60
DOI 10.18429/JACoW-IPAC2024-THPG60
Subject category Accelerators and Storage Rings
Abstract The Safe Machine Parameter (SMP) system is an electronic hardware-based system which has been an integral part of the LHC’s machine protection strategy since it started operation. Its primary objective is to provide several parameters and interlock signals to critical machine protection users across the LHC and SPS accelerators, whilst prioritizing high reliability and availability. After almost two decades of operation, there is a need to upgrade the SMP hardware electronics. In the High Luminosity LHC era the requirements of connected systems have changed, leading to new system functions and operational requirements which must be integrated into the new design. This paper details the electronic design considerations of developing the second-generation SMP. The general distribution of parameters relies on the CERN WhiteRabbit timing network renovation, for which dedicated high-precision clock components were selected and tested on a prototype board. Details of the hardware design and validation are discussed, along with the comprehensive upgrades aimed at delivering an SMP system with expanded monitoring and diagnostic features.
Copyright/License CC-BY-4.0

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