Keyword: PLC
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WEPOPRPO03 Recent Beamline Interlock System and STARS at the Photon Factory ion, interface, controls, factory 25
 
  • T. Kosuge, H. Ishii, Y. Nagatani, H. Nitani, Y. Saito
    KEK, Ibaraki, Japan
 
  More than 20 beamlines are installed at the Photon Factory for synchrotron radiation research. Each beamline is equipped with an interlock system to protect users from radiation hazards and avoid vacuum-related troubles. The system is controlled by a programmable logic controller (PLC). Currently, touch panels and their corresponding communication protocols comprise the user interface. They work satisfactorily but are expensive. We have developed a new type of beamline interlock system that has a PC user interface based on a simple transmission and retrieval system (STARS). We will de-scribe the details of this new system as well as STARS.  
DOI • reference for this paper ※ https://doi.org/10.18429/JACoW-PCaPAC2016-WEPOPRPO03  
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WEPOPRPO10 Personal Safety System in Sesame ion, controls, radiation, storage-ring 28
 
  • A.A. Abbadi, A. Hamad, I. Saleh
    SESAME, Allan, Jordan
 
  SESAME (Synchrotron-light for Experimental Science and Applications in the Middle East) is a third generation synchrotron light source under construction in Allan, Jordan. The personal safety system (PSS) aims to protect the personnel from radiation hazards coming from accelerator's operation by controlling the access to the radiation area and to interlock the operation of accelerator's sub-systems according to the area status. Phase 1 of SESAME PSS has been installed and commissioned successfully for Microtron and Booster tunnel. Rockwell L72s safety PLC (up to SIL 3 applications) has been used for Microtron, Booster and Storage Ring PSS. Phase 2 includes the Installation of the storage ring's PSS; two new PSS cabinets with remote safety IO modules have been installed for the storage ring PSS and connected to the main PSS PLC via Ethernet safety CIP. Phase 3 is the personal Safety System for SESAME day one beam-lines which is currently under construction. Many procedures and interlocks have been implemented in order to allow SESAME Booster, Storage Ring and Beam-lines personal safety to be managed in a systematic, risk based manner.  
DOI • reference for this paper ※ https://doi.org/10.18429/JACoW-PCaPAC2016-WEPOPRPO10  
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WEPOPRPO23 Beamline Supervisory System Using a Low-Cost Single-Board Computer ion, status, storage-ring, software 50
 
  • G.T. Semissatto, H.F. Canova, F.H. Cardoso, J. Souza
    LNLS, Campinas, Brazil
 
  Sirius is the new accelerator facility, under construction at the LNLS (Brazilian National Synchrotron Light La-boratory) site, in Campinas, São Paulo. The new machine is a 3 GeV, low emittance storage ring designed to ac-commodate up to 40 experimental stations. During beam-line operation, supervisory systems are an important tool to provide information about machine status and beam-line operation modes for the beamline's users. A modern TV based broadcast system was developed to meet this application, using low-cost single board computers with an interface to EPS/PPS system. The details about hard-ware, software configuration, user's requirements as well suggestions on further improvements, will be presented.  
poster icon Poster WEPOPRPO23 [1.261 MB]  
DOI • reference for this paper ※ https://doi.org/10.18429/JACoW-PCaPAC2016-WEPOPRPO23  
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WEPOPRPO26 Developments of the 'Cerberus' Laser Interlock and Hazard Display System and Associated Design Tool ion, laser, controls, monitoring 59
 
  • D.A. Pepler, R.C. Bickerton, A.J. Tylee
    STFC/RAL, Chilton, Didcot, Oxon, United Kingdom
 
  Funding: Central Laser Facility, STFC Rutherford Appleton Laboratory, Harwell Campus, Didcot, OXON. OX11 0QX. UK
Following on from the successful implementation of 'Cerberus' a comprehensive laser interlock / control and hazard display system*,**, on the Vulcan High-Power Laser at the Central Laser Facility (CLF)***, the last few years have seen the safety system become a CLF standard and its use extended to many different laser systems and laboratories within the department. This paper will provide an overview of the system, its enhancements and in particular the most recent developments of a design tool and the potential for this system to be used in other fields.
* CLF Annual Report 2004-05: ‘A new interlock system for the Vulcan laser'
** CLF Annual Report 2006-07: ‘The Argus/Cerberus interlock system used throughout the CLF'
*** www.clf.stfc.ac.uk
 
DOI • reference for this paper ※ https://doi.org/10.18429/JACoW-PCaPAC2016-WEPOPRPO26  
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THPOPRPO09 Operation Experience and Migration of I/O Controllers for J-PARC Main Ring ion, controls, EPICS, operation 101
 
  • N. Kamikubota
    KEK, Ibaraki, Japan
  • T. Aoyama, T. Iitsuka, S.Y. Yoshida
    Kanto Information Service (KIS), Accelerator Group, Ibaraki, Japan
  • H. Nemoto
    ACMOS INC., Tokai-mura, Ibaraki, Japan
  • K.C. Sato, S. Yamada, N. Yamamoto
    J-PARC, KEK & JAEA, Ibaraki-ken, Japan
 
   The control system for J-PARC Main Ring (MR) was constructed in 2007-2008, followed by the first beam in May, 2008.  In 2007, the VME-bus computers were selected as I/O controllers (Epics IOC). The number of them in 2008 was about 80. In 2016, addition to the VME controller, we have non-VME controllers: a) Yokogawa F3RP61 (Linux-based controller with PLC IO modules), b) vioc (Epics IOC on a virtual machine), and c) commercial micro-server (Pinon Type-P). The total number of controllers in 2016 has reached 170.  Based on operation experience since 2008, following issues are discussed. (1) We decided to use VME-bus computers as highly reliable front-end controllers. Failures of them are reviewed, and judge to the past decision is given. (2) Specific characteristics of three non-VME controllers, proper use of them, and present status in the MR controls, are explained. (3) Recently, a few pieces of commercial micro-server have been introduced and inspected. It is compact, low-cost, but seems reliable enough as an I/O controller. Details are shown.  Finally, future perspective of I/O controllers for J-PARC MR will be given.  
poster icon Poster THPOPRPO09 [1.607 MB]  
DOI • reference for this paper ※ https://doi.org/10.18429/JACoW-PCaPAC2016-THPOPRPO09  
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