Author: Chevtsov, P.
Paper Title Page
MOAPL04 SwissFEL Control System - Overview, Status, and Lessons Learned 19
 
  • E. Zimoch, A.D. Alarcon, D. Anicic, A.G. Bertrand, R. Biffiger, K. Bitterli, M. Boccioli, H. Brands, P. Bucher, T. Celcer, P. Chevtsov, E.J. Divall, S.G. Ebner, M. Gasche, F. Haemmerli, C.E. Higgs, T. Humar, M. Janousch, G. Janser, G. Jud, B. Kalantari, R. Kapeller, R.A. Krempaská, D.J. Lauk, M.P. Laznovsky, H. Lutz, D. Maier-Manojlovic, F. Märki, V. Ovinnikov, T. Pal, W. Portmann, S.G. Rees, T. Zamofing, C. Zellweger, D. Zimoch
    PSI, Villigen PSI, Switzerland
 
  The SwissFEL is a new free electron laser facility at the Paul Scherrer Institute (PSI) in Switzerland. Commissioning started in 2016 and resulted in first lasing in December 2016 (albeit not on the design energy). In 2017, the commissioning continued and will result in the first pilot experiments at the end of the year. The close interaction of experiment and accelerator components as well as the pulsed electron beam required a well thought out integration of the control system including some new concepts and layouts. This paper presents the current status of the control system together with some lessons learned.  
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slides icon Slides MOAPL04 [2.258 MB]  
DOI • reference for this paper ※ https://doi.org/10.18429/JACoW-ICALEPCS2017-MOAPL04  
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TUPHA020 MATLAB Control Applications Embedded Into Epics Process Controllers (IOC) and their Impact on Facility Operations at Paul Scherrer Institute 416
 
  • P. Chevtsov, T. Pal
    PSI, Villigen PSI, Switzerland
  • M. Dach
    Dach Consulting GmbH, Brugg, Switzerland
 
  An automated tool for converting MATLAB based controls algorithms into C codes, executable directly on EPICS process control computers (IOCs), was developed at the Paul Scherrer Institute (PSI). Based on this tool, several high level control applications were embedded into the IOCs, which are directly connected to the control system sensors and actuators. Such embedded applications have significantly reduced the network traffic, and thus the data handling latency, which increased the reliability of the control system. The paper concentrates on the most important components of the automated tool and the performance of MATLAB algorithms converted by this tool.  
poster icon Poster TUPHA020 [0.784 MB]  
DOI • reference for this paper ※ https://doi.org/10.18429/JACoW-ICALEPCS2017-TUPHA020  
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TUPHA039 Bunch Arrival Time Monitor Control Setup for SwissFEL Applications 469
 
  • P. Chevtsov, V.R. Arsov
    PSI, Villigen PSI, Switzerland
  • M. Dach
    Dach Consulting GmbH, Brugg, Switzerland
 
  Bunch Arrival time Monitor (BAM) is a precise beam diagnostics instrument assessing the accelerator stability on-line. It is one of the most important components of the SwissFEL facility at the Paul Scherrer Institute (PSI). The overall monitor complexity demands the development of an extremely reliable control system that handles basic BAM operations. A prototype of such a system was created at PSI. The system is very flexible. It provides a set of tools allowing one to implement a number of advanced control features such as tagging experimental data with a SwissFEL machine pulse number or embedding high level control applications into the process controllers (IOC). The paper presents the structure of the BAM control setup. The operational experience with this setup is also discussed.  
poster icon Poster TUPHA039 [1.027 MB]  
DOI • reference for this paper ※ https://doi.org/10.18429/JACoW-ICALEPCS2017-TUPHA039  
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THPHA211 Advanced Process Control Tool for Magnet Measurements at PSI 1934
 
  • P. Chevtsov, V. Vranković, Ch.S. Wouters
    PSI, Villigen PSI, Switzerland
 
  Magnet measurements at the Paul Scherrer Institute (PSI) are performed with the use of a process control tool (PCT), which is fully integrated into the PSI control system. The tool is implemented as a set of user friendly graphical user interface applications dealing with particular magnet measurement techniques supported at PSI, which include Hall probe, vibrating wire, and moving wire methods. The core of each application is the state machine software developed by magnet measurement and control system experts. Applications act as very efficient assistants to the magnet measurement personnel by monitoring the whole measurement process on-line and helping to react in a timely manner to any possible operational errors. The paper concentrates on the PCT structure and its performance.  
poster icon Poster THPHA211 [0.678 MB]  
DOI • reference for this paper ※ https://doi.org/10.18429/JACoW-ICALEPCS2017-THPHA211  
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