Automatic generation of repair suggestions for control logic of I&C systems

Polina Ovsiannikova, Antti Pakonen, Valeriy Vyatkin

    Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

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    Abstract

    We present an approach for suggesting possible repairs for the control logic of I&C systems implemented in the form of function block diagrams (FBDs) during the design phase. Each FBD has a set of functional requirements formulated using linear temporal logic (LTL). To ensure the correctness of the implementation, an FBD is translated into SMV, the language of the NuSMV model checker, which verifies the model against its properties. If a property does not hold, NuSMV generates a counterexample. In previous works, we developed methods on visual counterexample explanation using both, the failing LTL formula and the FBD itself. The current work continues in this direction and utilizes the results of the counterexample explanation to suggest fixes to the FBD considering the failed properties and the whole set of requirements. We propose three strategies for fixes generation and experiment on the examples of the logic from the nuclear domain.
    Original languageEnglish
    Title of host publicationIECON 2023- 49th Annual Conference of the IEEE Industrial Electronics Society
    PublisherIEEE Institute of Electrical and Electronic Engineers
    Pages1-6
    Number of pages6
    ISBN (Electronic)979-8-3503-3182-0
    ISBN (Print)979-8-3503-3183-7
    DOIs
    Publication statusPublished - 19 Oct 2023
    MoE publication typeA4 Article in a conference publication
    EventIECON 2023- 49th Annual Conference of the IEEE Industrial Electronics Society - Singapore, Singapore
    Duration: 16 Oct 202319 Oct 2023

    Conference

    ConferenceIECON 2023- 49th Annual Conference of the IEEE Industrial Electronics Society
    Period16/10/2319/10/23

    Funding

    This work was supported by the Finnish Research Programme on Nuclear Power Plant Safety 2018-2022 (SAFIR 2022).

    Keywords

    • Industrial electronics
    • Visualization
    • Maintenance engineering
    • Control systems
    • safety-critical systems
    • model checking
    • I&C control logic
    • FBD repair
    • functional requirements
    • fix suggestions

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