Author: Riggi, S.
Paper Title Page
MOBPL03 The SKA Telescope Control System Guidelines and Architecture 34
 
  • L. Pivetta
    SKA Organisation, Macclesfield, United Kingdom
  • A. DeMarco
    ISSA, Msida, Malta
  • S. Riggi
    INAF-OACT, Catania, Italy
  • L. Van den Heever
    SKA South Africa, National Research Foundation of South Africa, Cape Town, South Africa
  • S. Vrcic
    NRC-Herzberg, Penticton, BC, Canada
 
  The Square Kilometre Array (SKA) project is an international collaboration aimed at building the world's largest radio telescope, with eventually over a square kilometre of collecting area, co-hosted by South Africa, for the mid-frequency arrays, and Australia for the low-frequency array. Since 2015 the SKA Consortia joined in a global effort to identify, investigate and select a single control system framework suitable for providing the functionalities required by the SKA telescope monitoring and control. The TANGO Controls framework has been selected and comprehensive work has started to provide telescope-wide detailed guidelines, design patterns and architectural views to build Element and Central monitoring and control systems exploiting the TANGO Controls framework capabilities.  
video icon Talk as video stream: https://youtu.be/S-C9zPdmld0  
slides icon Slides MOBPL03 [6.980 MB]  
DOI • reference for this paper ※ https://doi.org/10.18429/JACoW-ICALEPCS2017-MOBPL03  
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TUPHA050 The SKA Dish Local Monitoring and Control System 508
 
  • S. Riggi, U. Becciani, A. Costa, A. Ingallinera, F. Schillirò, C. Trigilio
    INAF-OACT, Catania, Italy
  • S. Buttaccio, G. Nicotra
    INAF IRA, Bologna, Italy
  • R. Cirami, A. Marassi
    INAF-OAT, Trieste, Italy
 
  The Square Kilometre Array (SKA) will be the world's largest and most sensitive radio observatory ever built. SKA is currently completing the pre-construction phase before initiating mass construction phase 1, in which two arrays of radio antennas - SKA1-Mid and SKA1-Low - will be installed in the South Africa's Karoo region and Western Australia's Murchinson Shire, each covering a different range of radio frequencies. The SKA1-Mid array comprises 130 15-m diameter dish antennas observing in the 350 MHz-14 GHz range and will be remotely orchestrated by the SKA Telescope Manager (TM) system. To enable onsite and remote operations each dish will be equipped with a Local Monitoring and Control (LMC) system responsible to directly manage and coordinate antenna instrumentation and subsystems, providing a rolled-up monitoring view and high-level control to TM. This paper gives a status update of the antenna instrumentation and control software design and provides details on the LMC software prototype being developed.  
poster icon Poster TUPHA050 [3.507 MB]  
DOI • reference for this paper ※ https://doi.org/10.18429/JACoW-ICALEPCS2017-TUPHA050  
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THPHA142 The SKA Dish SPF and LMC Interaction Design: Interfaces, Simulation, Testing and Integration 1712
 
  • A. Marassi
    INAF-OAT, Trieste, Italy
  • J. Kotze, T.J. Steyn, C. van Niekerk
    EMSS Antennas, Stellenbosch, South Africa
  • S. Riggi, F. Schillirò
    INAF-OACT, Catania, Italy
  • G. Smit
    SKA South Africa, National Research Foundation of South Africa, Cape Town, South Africa
 
  The Square Kilometre Array (SKA) project is responsible for developing the SKA Observatory, the world's largest radio telescope ever built: eventually two arrays of radio antennas - SKA1-Mid and SKA1-Low - will be installed in the South Africa's Karoo region and Western Australia's Murchison Shire respectively, each covering a different range of radio frequencies. In particular, the SKA1-Mid array will comprise of 133 15m diameter dish antennas observing in the 350 MHz-14 GHz range, each locally managed by a Local Monitoring and Control (LMC) system and remotely orchestrated by the SKA Telescope Manager (TM) system. All control system functionality run on the Tango Controls platform. The Dish Single Pixel Feed (SPF) work element will design the combination of feed elements, orthomode transducers (OMTs), and low noise amplifiers (LNAs) that receive the astronomical radio signals. Some SPFs have cryogenically cooled chambers to obtain the sensitivity requirements. This paper gives a status update of the SKA Dish SPF and LMC interaction design, focusing on SPF, LMC simulators and engineering/operational user interfaces, prototypes being developed and technological choices.  
poster icon Poster THPHA142 [0.321 MB]  
DOI • reference for this paper ※ https://doi.org/10.18429/JACoW-ICALEPCS2017-THPHA142  
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THPHA188 The SKA Dish Local Monitoring and Control System User Interface 1880
 
  • A. Marassi
    INAF-OAT, Trieste, Italy
  • M. Brambilla
    PoliMi, Milano, Italy
  • A. Ingallinera, S. Riggi, C. Trigilio
    INAF-OACT, Catania, Italy
  • G. Nicotra
    INAF IRA, Bologna, Italy
  • G. Smit
    SKA South Africa, National Research Foundation of South Africa, Cape Town, South Africa
 
  The Square Kilometre Array (SKA) project is responsible for developing the SKA Observatory, the world's largest radiotelescope ever built: eventually two arrays of radio antennas - SKA1-Mid and SKA1-Low - will be installed in the South Africa's Karoo region and Western Australia's Murchison Shire, each covering a different range of radio frequencies. In particular SKA1-Mid array will comprise 133 15m diameter dish antennas observing in the 350 MHz-14 GHz range, each locally managed by a Local Monitoring and Control (LMC) system and remotely orchestrated by the SKA Telescope Manager (TM) system. Dish LMC will provide a Graphical User Interface (GUI) to be used for monitoring and Dish control in standalone mode for testing, TM simulation, integration, commissioning and maintenance. This paper gives a status update of the LMC GUI design involving users and tasks analysis, system prototyping, interface evaluation and provides details on the GUI prototypes being developed and technological choices.  
poster icon Poster THPHA188 [0.712 MB]  
DOI • reference for this paper ※ https://doi.org/10.18429/JACoW-ICALEPCS2017-THPHA188  
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