Towards a Core Ontology for Condition Monitoring
Résumé
Condition monitoring is performed to identify the functioning state of a machine or a mechanical system. It is an important task by which the machine or mechanical system deterioration tendency and the location of a failure can be detected. In recent years, ontologies have shown promising results to enhance knowledge sharing in condition monitoring tasks, while offering a logically defined and controlled vocabulary of domain entities. Motivated by the growing demand for unification and formal representation of useful concepts in condition monitoring, in this paper we present CM-core, an ontology of core condition monitoring entities. It incorporates several ISO standards as sources and also extracts general concepts from a series of domain ontologies. The ontology contains taxonomies of core condition monitoring concepts such as system, function, behavior, structure, state, failure and fault, with their interrelationships. The CM-core ontology has a broader domain coverage than the existing ontologies, and its generality ensures further specification into more specific domain ontologies.
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