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Choreographing cyber-physical distributed control systems for the energy sector

Choreographing cyber-physical distributed control systems for the energy sector Choreographing Cyber-Physical Distributed Control Systems for the Energy Sector Hugo A. López Department of Applied Mathematics and Computer Science Technical University of Denmark Kongens Lyngby, Denmark Kai Heussen Department of Electrical Engineering Technical University of Denmark Kongens Lyngby, Denmark hulo@dtu.dk ABSTRACT Energy Systems are facing a significant change in the way their management and control is conceived. With the introduction of distributed and renewable energy based resources, a shift to a more distributed operation paradigm is emerging, overturning the conventional top-down design and operation principles. This shift creates a demand for distributed control systems (DCS) to facilitate a more adaptive and efficient operation of power networks. One key challenge here is to ensure the required reliability of distributed control systems. Whereas proven strategies exist for reliable control for coordination of physical actions, with increasing distribution of such control, the reliability and degradation properties in response to communications issues become more important. We build on the notion of Quality Choreographies, a formal model for the development of failure-aware distributed systems, and discuss how quality choreographies respond to the needs presented by DCS. We demonstrate their applicability by modelling the Bully Algorithm, one of the de-facto election algorithms used in http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png

Choreographing cyber-physical distributed control systems for the energy sector

Association for Computing Machinery — Apr 3, 2017

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References (37)

Datasource
Association for Computing Machinery
Copyright
Copyright © 2017 by ACM Inc.
ISBN
978-1-4503-4486-9
doi
10.1145/3019612.3019656
Publisher site
See Article on Publisher Site

Abstract

Choreographing Cyber-Physical Distributed Control Systems for the Energy Sector Hugo A. López Department of Applied Mathematics and Computer Science Technical University of Denmark Kongens Lyngby, Denmark Kai Heussen Department of Electrical Engineering Technical University of Denmark Kongens Lyngby, Denmark hulo@dtu.dk ABSTRACT Energy Systems are facing a significant change in the way their management and control is conceived. With the introduction of distributed and renewable energy based resources, a shift to a more distributed operation paradigm is emerging, overturning the conventional top-down design and operation principles. This shift creates a demand for distributed control systems (DCS) to facilitate a more adaptive and efficient operation of power networks. One key challenge here is to ensure the required reliability of distributed control systems. Whereas proven strategies exist for reliable control for coordination of physical actions, with increasing distribution of such control, the reliability and degradation properties in response to communications issues become more important. We build on the notion of Quality Choreographies, a formal model for the development of failure-aware distributed systems, and discuss how quality choreographies respond to the needs presented by DCS. We demonstrate their applicability by modelling the Bully Algorithm, one of the de-facto election algorithms used in

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