Author: Gaget, A.
Paper Title Page
TUPDP080 Automated Procedure for Conditioning of Normal Conducting Accelerator Cavities 699
 
  • E. Trachanas, G.S. Fedel, S. Haghtalab, B. Jones, R.H. Zeng
    ESS, Lund, Sweden
  • C. Baltador, L. Bellan, F. Grespan
    INFN/LNL, Legnaro (PD), Italy
  • A. Gaget, O. Piquet
    CEA-DRF-IRFU, France
 
  Radio frequency (RF) conditioning is an essential stage during the preparation of particle accelerator cavities for operation. During this process the cavity field is gradually increased to the nominal parameters enabling the outgassing of the cavity and the elimination of surface defects through electrical arcing. However, this process can be time-consuming and labor-intensive, requiring skilled operators to carefully adjust the RF parameters. This proceeding presents the software tools for the development of an automatized EPICS control application with the aim to accelerate and introduce flexibility to the conditioning process. The results from the conditioning process of the ESS Radio-Frequency Quadrupole (RFQ) and the parallel conditioning of Drift-Tube Linac (DTL) tanks will be presented demonstrating the potential to save considerable time and resources in future RF conditioning campaigns.  
poster icon Poster TUPDP080 [17.411 MB]  
DOI • reference for this paper ※ doi:10.18429/JACoW-ICALEPCS2023-TUPDP080  
About • Received ※ 04 October 2023 — Accepted ※ 12 December 2023 — Issued ※ 13 December 2023  
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THPDP102 Machine Protection System at SARAF 1573
 
  • A. Gaget, J. Dumas
    CEA-IRFU, Gif-sur-Yvette, France
  • A. Chancé, F. Gougnaud, T.J. Joannem, A. Lotode, S. Monnereau, V. Nadot
    CEA-DRF-IRFU, Grenoble, France
  • H. Isakov, A. Perry, E. Reinfeld, I. Shmuely, N. Tamim, L. Weissman
    Soreq NRC, Yavne, Israel
 
  CEA Saclay Irfu is in charge of the major part of the control system of the SARAF-LINAC accelerator based at Soreq in Israel. This scope also includes the Machine Protection System. This system prevents any damage in the accelerator by shutting down the beam in case of detection of risky incidents like interceptive diagnostics in the beam or vacuum or cooling defects. So far, the system has been used successfully up to the MEBT. It will be tested soon for the super conducting Linac consisting of 4 cryomodules and 27 cavities. This Machine Protection System relies on three sets: the MRF timing system that is the messenger of the "shut beam" messages coming from any devices, IOxOS MTCA boards with custom FPGA developments that monitor the Section Beam Current Transmission along the accelerator and a Beam Destination Master that manages the beam destination required. This Destination Master is based on a master PLC. It permanently monitors Siemens PLCs that are in charge of the "slow" detection for fields such as vacuum, cryogenic and cooling system. The paper describes the architecture of this protection system and the exchanges between these three main parts.  
poster icon Poster THPDP102 [2.104 MB]  
DOI • reference for this paper ※ doi:10.18429/JACoW-ICALEPCS2023-THPDP102  
About • Received ※ 04 October 2023 — Revised ※ 10 October 2023 — Accepted ※ 06 December 2023 — Issued ※ 18 December 2023
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