Paper | Title | Other Keywords | Page |
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TUCPL01 | Refurbishment of the ESRF Accelerator Synchronization System Using White Rabbit | ion, network, timing, booster | 224 |
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The ESRF timing system, dating from the early 90's and still in operation, is built around a centralized RF driven sequencer distributing synchronization signals along copper cables. The RF clock is broadcasted over a separate copper network. White Rabbit, offers many attractive features for the refurbishment of a synchrotron timing system, the key one being the possibility to carry RF over the White Rabbit optical fiber network. CERN having improved the feature to provide network-wide phase together with frequency control over the distributed RF, the whole technology is now mature enough to propose a White Rabbit based solution for the replacement of the ESRF system, providing flexibility and accurate time stamping of events. We describe here the main features and first performance results of the WHIST module, an ESRF development based on the White Rabbit standalone SPEC board embedding the White Rabbit protocol and a custom mezzanine (DDSIO) extending the FMC-DDS hardware to provide up to 12 programmable output signals. All WHIST modules in the network run in phase duplicates of a common RF driven sequencer. A master module broadcasts the RF and the injection trigger. | |||
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Talk as video stream: https://youtu.be/Ege_6IGHNPU | ||
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Slides TUCPL01 [1.595 MB] | ||
DOI • | reference for this paper ※ https://doi.org/10.18429/JACoW-ICALEPCS2017-TUCPL01 | ||
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TUPHA139 | ESRF Ramping Injector Power Supply Controlled by Tango | controls, ion, TANGO, FPGA | 739 |
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A new design of ESRF booster power supply system has been developed and installed. A multiple power supplies control through network including real time control is now operational at ESRF. It manages 4 power supplies to generate 3 waveforms defined with 3x1600 values in a setpoint file. The power supplies states are managed by PLCs. The ramping waveforms are managed by a real time program running on a FPGA board. And a high level control on top of them is assumed by a TANGO multiple classes system. This paper presents how these three levels of controls are interlinked and show the results achieved | |||
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Poster TUPHA139 [1.214 MB] | ||
DOI • | reference for this paper ※ https://doi.org/10.18429/JACoW-ICALEPCS2017-TUPHA139 | ||
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TUPHA166 | New Developments for the HDB++ TANGO Archiving System | ion, TANGO, GUI, laser | 801 |
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TANGO HDB++ is a high performance event-driven archiving system which stores data with micro-second resolution timestamps, using archivers written in C++. HDB++ currently supports MySQL and Apache Cassandra back-ends but could be easily extended to support additional back-ends. Since the initial release many improvements and new features have been added to the HDB++. In addition to bug-fixes and optimizations, the support for context-based archiving allows to define an archiving strategy for each attribute, specifying when it has to be archived or not. Temporary archiving is supported by means of a time-to-live parameter, available on a per-attribute basis. The Cassandra back-end is using Cassandra TTL native feature underneath to implement the time-to-live feature. With dynamic loading of specific libraries switching back-ends can be done on-the-fly and is as simple as changing a property. Partition and maintenance scripts are now available for HDB++ and MySQL. The HDB++ tools, such as extraction libraries and GUIs, followed HDB++ evolution to help the user to take full advantage of the new features. | |||
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Poster TUPHA166 [1.957 MB] | ||
DOI • | reference for this paper ※ https://doi.org/10.18429/JACoW-ICALEPCS2017-TUPHA166 | ||
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TUPHA183 | An Interactive Workflow to Manage Tomography Experiments at ESRF | ion, interface, controls, experiment | 857 |
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At the ESRF the activity of several beamlines is based upon tomography X-ray imaging in various fields such as Paleontology, Medical Imaging and Materials Science. The instrument control and data processing systems are cloned on all the relevant beamlines, however the steps of the processing pipeline from the data acquisition to their full exploitation in premier quality publications are based upon a heterogeneous software scenario comprised of e.g. SPEC, Python, Octave, PyHST2 and MATLAB modules. The need has thus clearly appeared to logically sequence the operations performed by these different actors into user-friendly workflows. At the ESRF we selected a generic workflow tool, Orange, which was originally developed at the University of Ljubljana and designed for data mining in collaboration with the open source community. The graphical interface enables the easy inclusion/exclusion of functionalities represented by individual boxes. Each box can be managed by simple pieces of Python code generating graphical interfaces via the PyQT5 library and is defined by a set of inputs and outputs which can be linked together to produce consistent data processing workflows. | |||
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Poster TUPHA183 [0.976 MB] | ||
DOI • | reference for this paper ※ https://doi.org/10.18429/JACoW-ICALEPCS2017-TUPHA183 | ||
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WEBPL05 | BLISS - Experiments Control for ESRF EBS Beamlines | ion, controls, hardware, TANGO | 1060 |
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BLISS is the new ESRF control system for running experiments, with full deployment aimed for the end of the EBS upgrade program in 2020. BLISS provides a global approach to run synchrotron experiments, thanks to hardware integration, Python sequences and an advanced scanning engine. As a Python package, BLISS can be easily embedded into any Python application and data management features enable online data analysis. In addition, BLISS ships with tools to enhance scientists user experience and can easily be integrated into TANGO based environments, with generic TANGO servers on top of BLISS controllers. BLISS configuration facility can be used as an alternative TANGO database. Delineating all aspects of the BLISS project from beamline device configuration up to the integrated user interface, this talk will present the technical choices that drove BLISS design and will describe the BLISS software architecture and technology stack in depth. | |||
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Talk as video stream: https://youtu.be/i0wx3LdZ0gM | ||
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Slides WEBPL05 [9.242 MB] | ||
DOI • | reference for this paper ※ https://doi.org/10.18429/JACoW-ICALEPCS2017-WEBPL05 | ||
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THPHA072 | A Position Encoder Processing Unit | ion, controls, data-acquisition, feedback | 1557 |
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Typical motion controllers rely on a feedback position encoder to detect the actuator output and correct for external factors. Recent advancements in positioning systems increased the demand for the ability to process a variety of sensors and use the result to feedback the motion controller. In addition, data acquisition tools are becoming essential for metrology purposes to diagnose and analyse the behaviour of the system. A multi-sensor, multi-protocol unit with processing and data acquisition capabilities has been developed to address these requirements. Here we describe the main features of this unit, its internal architecture, and few examples of application. | |||
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Poster THPHA072 [0.831 MB] | ||
DOI • | reference for this paper ※ https://doi.org/10.18429/JACoW-ICALEPCS2017-THPHA072 | ||
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FRAPL07 | The ESRF's Extremely Brilliant Source - a 4th Generation Light Source | ion, controls, TANGO, software | 2010 |
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After 20 years of operation, the ESRF has embarked upon an extremely challenging project - the Extremely Brilliant Source (ESRF - EBS) . The goal of this project is to construct a 4th generation light source storage ring inside the existing 844m long tunnel. The EBS will increase the brilliance and coherence by a factor of 100 with respect to the present ESRF storage ring. A major challenge is to keep the present ring operating 24x7 while designing and pre-constructing all the elements of the new ring. This is the first time a 4th generation light source will be constructing inside an existing tunnel. This paper concentrates on the control system aspects. The control system is 100% TANGO based. The paper will list the main challenges of the new storage ring like the Hot Swap Powersupply, the new timing system, how reliable operation was maintained while modernizing the injector control system and preparing the new storage ring control system, the new historical database, and how extensive use was made of software simulators achieve this.
http://www.esrf.fr/files/live/sites/www/files/about/upgrade/documentation/whitepaper-upgrade-phaseII.pdf P. Raimondi, "The ESRF Low Emittance Upgrade", IPAC'16, , Busan, Korea, May 2016, Paper WEXA01 |
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Talk as video stream: https://youtu.be/Wtocf0pieP0 | ||
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Slides FRAPL07 [9.634 MB] | ||
DOI • | reference for this paper ※ https://doi.org/10.18429/JACoW-ICALEPCS2017-FRAPL07 | ||
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