Author: Matilla, O.
Paper Title Page
TUAPL04 Em# Electrometer Comes to Light 137
 
  • J.A. Avila-Abellan, M. Broseta, G. Cuní, O. Matilla, M. Rodriguez, A. Ruz, J. Salabert, X. Serra-Gallifa
    ALBA-CELLS Synchrotron, Cerdanyola del Vallès, Spain
  • A. Milan-Otero, P. Sjöblom
    MAX IV Laboratory, Lund University, Lund, Sweden
 
  Em# project is a collaboration project between MAX IV Laboratory and ALBA Synchrotron to obtain a high performant four-channel electrometer. Besides the objective of accurate current measurements down to the pico-ampere range, the project pursues to establish a reusable instrumentation platform with time stamped data collection able to perform real time calculations for flexible feedback implementations. The platform is based on a FPGA responsible of acquisition and synchronization where a real-time protocol between the modules has been implemented (Harmony) [*]. The data acquired is transmitted via PCIe to a Single Board Computer with an embedded Linux distribution where high level processing and synchronization with upper levels of Control System is executed. In this proceeding, the reasons that lead to start a complex instrument development instead of using a Commercial On the Shelf (COTS) solution will be discussed. The results of the produced units will be analyzed in terms of accuracy and processing capabilities. Finally, different Em# applications in particle accelerators will be described, further widening the functionality of the current state-of-the-art instrumentation.
[*] Present and Future of Harmony Bus, a Real-Time High Speed Bus for Data Transfer Between Fpga Cores, these proceedings
 
video icon Talk as video stream: https://youtu.be/UkZkXomW0nE  
slides icon Slides TUAPL04 [1.849 MB]  
DOI • reference for this paper ※ https://doi.org/10.18429/JACoW-ICALEPCS2017-TUAPL04  
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TUMPL02 Streamlining Support and Development Activities Across the Distinct Support Groups of the ALBA Synchrotron with the Implementation of a New Service Management System 298
 
  • M. Martin, A. Burgos, C. Colldelram, G. Cuní, D. Fernández-Carreiras, E. Fraga, G. García López, O. Matilla, A. Pérez Font, D. Salvat
    ALBA-CELLS Synchrotron, Cerdanyola del Vallès, Spain
 
  The MIS section in the Computing division at ALBA Synchrotron designs and supports management information systems. This paper describes the streamlining of the work of 12 support groups into a single customer portal and issue management system. Prior to the change, ALBA was using five different ticket systems. To improve coordination, we searched tools able to support ITIL Service Management, as well as PRINCE2 and Agile Project Management. Within market solutions, JIRA, with its agile boards, calendars, SLAs and service desks, was the only solution with a seamless integration of both. Support teams took the opportunity to redesign their service portfolio and management processes. Through the UX design, JIRA has proved to be a flexible solution to customize forms, workflows, permissions and notifications on the fly, creating a virtuous cycle of rapid improvements, a rewarding co-design experience which results in highly fitting solutions and fast adoption. Team, project and service managers now use a single system to track requests in a timely manner, view trends, and get a consolidated view of efforts invested in the different beamlines and accelerators.  
slides icon Slides TUMPL02 [0.850 MB]  
poster icon Poster TUMPL02 [0.787 MB]  
DOI • reference for this paper ※ https://doi.org/10.18429/JACoW-ICALEPCS2017-TUMPL02  
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WEAPL01 Present and Future of Harmony Bus, a Real-Time High Speed Bus for Data Transfer Between FPGA Cores 1012
 
  • M. Broseta, J.A. Avila-Abellan, S. Blanch-Torné, G. Cuní, D. Fernández-Carreiras, O. Matilla, M. Rodriguez, J. Salabert, X. Serra-Gallifa
    ALBA-CELLS Synchrotron, Cerdanyola del Vallès, Spain
 
  When feedback loops latencies shall be lower than milliseconds range the performance of FPGA-based solutions are unrivaled. One of the main difficulties in these solutions is how to make compatible a full custom digital design with a generic interface and the high-level control software. ALBA simplified the development process of electronic instrumentation with the use of Harmony Bus (HB)*. Based on the Self-Describing Bus, developed at CERN/GSI, it creates a bus framework where different modules share timestamped data and generate events. This solution enables the high-level control software in a Single Board Computer or PC, to easily configure the expected functionally in the FPGA and manage the real-time data acquired. This framework has been already used in the new Em# electrometer**, produced within a collaboration between ALBA and MAXIV, that is currently working in both synchrotrons. Future plans include extending the FPGA cores library, high-level functions and the development of a new auto-generation tool able to dynamically create the FPGA configuration file simplifying the development process of new functionalities.
* 'A Generic Fpga Based Solution for Flexible Feedback Systems', PCaPAC16, paper FRFMPLCO06
** 'Em# Electrometer Comes To Light', ICALEPS 2017 Abstract Submitted
 
video icon Talk as video stream: https://youtu.be/B3gt4Imn2Qs  
slides icon Slides WEAPL01 [3.792 MB]  
DOI • reference for this paper ※ https://doi.org/10.18429/JACoW-ICALEPCS2017-WEAPL01  
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THPHA018 Upgrade of Control System of ALBA Main Booster Power Supplies 1374
 
  • R. Petrocelli, D. Alloza, S. Blanch-Torné, O. Matilla
    ALBA-CELLS Synchrotron, Cerdanyola del Vallès, Spain
 
  This article introduce a project for upgrading the control system of the main booster power supplies of ALBA synchrotron. A brief description of the booster power supplies and the motivation for this upgrade is given. The several options for the upgrade that are being evaluated are discussed. Different possible architectures are also presented. Finally, conclusions about how to face this kind of project are given.  
DOI • reference for this paper ※ https://doi.org/10.18429/JACoW-ICALEPCS2017-THPHA018  
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THPHA084 Synchrotron Master Frequency Reconstruction for Sub-Nanosecond Time-Resolved XMCD-PEEM Experiments 1577
 
  • B. Molas, L. Aballe, M. Foerster, A. Fontsere Recuenco, O. Matilla, J. Moldes
    ALBA-CELLS Synchrotron, Cerdanyola del Vallès, Spain
 
  The timing and synchronization system at the ALBA synchrotron facility is based on the well-established event-based model broadly used in the particle accelerator facilities built in the last decade. In previous systems, based on signal model architecture, the master frequency was distributed using a direct analog signal and delayed at each target where the triggers were required. However, such strategy has proven to be extremely expensive and non-scalable. In the event-based model, the data stream is generated at a continuous rate, synchronously with the master clock oscillator of the accelerator. This strategy improves the flexibility for tuning the trigger parameters remotely and reduces the costs related to maintenance tasks. On the other hand, the absence of the pure RF signal distributed in the experimental stations implies much more complexity in the performance of time-resolved experiments. Abstract here explain how these difficulties have been overcome in the ALBA timing system in order to allow the signal reconstruction of the RF master frequency at the CIRCE beamline.  
DOI • reference for this paper ※ https://doi.org/10.18429/JACoW-ICALEPCS2017-THPHA084  
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THSH203 Internet of Things (IoT): Wireless Diagnostics Solutions 1975
 
  • R. Homs-Puron, S. Astorga, G. Cuní, D. Fernández-Carreiras, O. Matilla, A. Rubio
    ALBA-CELLS Synchrotron, Cerdanyola del Vallès, Spain
  • R. Montaño
    ESS, Lund, Sweden
 
  ALBA requires a diagnostic system, where mainly include the temperature acquisition around the facility, such as tunnel, service area, experimental area, laboratories and auxiliary facilities. There is a big area to be covered and the location of the sensors may not be fixed, those measurement spots require a strong correlation to the machine startup configuration. This has an impact on the size whether a traditional wired installation is used, due the huge of measurement points to be covered; in addition, the restricted machine access schedule makes difficult their installation. In this paper we intend to describe one solution based on ESP8266 system-on-a-chip (SoC).  
poster icon Poster THSH203 [0.865 MB]  
DOI • reference for this paper ※ https://doi.org/10.18429/JACoW-ICALEPCS2017-THSH203  
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