International Symposium on Distributed Computing and Artificial Intelligence 2008 University of Salamanca (Spain) 22th-24th October, 2008

QoS-based middleware architecture for distributed control systems José L. Poza Juan L. Posadas José E. Simó Institute of Industrial Control Systems Polytechnic University of Valencia

Middleware Architecture

Control Communications Quality of Service Middleware Architecture

Quality of Service Parameters Time Message flow QoS Policies

Quality of Service Service Oriented Distributed Control Architecture Qo Policies

Standards Synergy Distributed Control Communications Architectures Implementations Standards? Paradigms Standards Qos?

Standards Synergy Distributed Control Communications SWE

SWE Control

DDS Communications

DDS QoS 22 QoS Policies Deadline TimeBasedFilter Liveliness … TransportPriority DestinationOrder …

Frame Sensor Adapter Control QoS FSA-Ctrl Architecture

FSA-Ctrl Architecture

FSA-Ctrl Architecture

FSA-Ctrl Architecture

UML Formal model

UML Formal model

Implementation Design application

Implementation Architecture example

Conclusions Hiding details Synergy standards QoS support System abstraction Distributed control System evaluation System configuration

International Symposium on Distributed Computing and Artificial Intelligence 2008 University of Salamanca (Spain) 22th-24th October, 2008 QoS-based middleware architecture for distributed control systems José L. Poza Juan L. Posadas José E. Simó