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DDS and OPC UA Protocol Coexistence Solution in Real-Time and Industry 4.0 Context Using Non-Ideal Infrastructure
Alexandru Ioana1, Adrian Korodi1
1Department of Automation and Applied Informatics, Faculty of Automation and Computers, University Politehnica Timișoara, 300223 Timișoara, Romania.
Sensors (Basel, Switzerland)
|November 27, 2021
Summary
This study evaluates the real-time coexistence of Open Platform Communication Unified Architecture (OPC UA) and Data Distribution Service (DDS) protocols in Industry 4.0. The research confirms their compatibility and feasibility for industrial applications, offering insights into their parallel operation.
Area of Science:
- Industrial communication protocols
- Industry 4.0
- Industrial Internet of Things (IIoT)
Background:
- Legacy protocols persist despite the Industry 4.0 evolution.
- Open Platform Communication Unified Architecture (OPC UA) is key for Industry 4.0 adoption.
- Emerging protocols like Data Distribution Service (DDS) are crucial for future architectures.
Purpose of the Study:
- To evaluate the real-time coexistence of OPC UA and DDS protocols.
- To confirm compatibility and feasibility in a gateway context.
- To define architectural criteria and assess advantages/disadvantages neutrally.
Main Methods:
- Proposing a solution for parallel OPC UA and DDS operation.
- Implementing a gateway application for performance and interaction scenarios.
- Testing the architecture on non-ideal infrastructures for practical applicability.
Main Results:
- Demonstrated feasibility of parallel OPC UA and DDS operation.
- Provided a comprehensive view of protocol coexistence possibilities.
- Validated the architecture's applicability in production line settings.
Conclusions:
- OPC UA and DDS can coexist effectively in industrial environments.
- The proposed gateway solution supports real-time data exchange for IIoT.
- The findings facilitate the transition towards advanced Industry 4.0 communication.
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