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[131070] Artykuł: Innovative acoustic emission method for monitoring the quality and integrity of ferritic steel gas pipelinesCzasopismo: Production Engineering Archives Tom: 30, Zeszyt: 2, Strony: 233-240ISSN: 2353-7779 Opublikowano: Maj 2024 Liczba arkuszy wydawniczych: 1.00 Autorzy / Redaktorzy / Twórcy Grupa MNiSW: Publikacja w czasopismach wymienionych w wykazie ministra MNiSzW (część A) Punkty MNiSW: 70 Pełny tekst DOI Słowa kluczowe: gazociągi  metoda elementów skończonych  naprężenia  odkształcenia  metoda emisji akustycznej  Keywords: Pipelines  Finite Element Method  Stress  Strain  Acoustic Emission Method  |
This article presents a comprehensive improvement in the experimental analysis of cracking processes in smooth and sharp V-notched samples taken from gas transport pipelines, utilizing the acoustic emission (AE) method. The research aimed to establish a robust correlation between the failure mechanisms of uni-axially tensile samples and the distinct characteristics of AE signals for enhanced quality management in pipeline integrity. The study encompassed materials from two different straight pipe sections, encompassing both long-term used materials and new, unused materials. Through the application of the k-means grouping method to AE signal analysis, we achieved the identification of AE signal parameters characteristic of various stages of the material destruction process. This advancement introduces a significant improvement in monitoring and managing the operational safety of pipeline networks, offering a methodology that leverages advanced acoustic emission signal analysis. The outcomes present significant implications for the pipeline industry by proposing methods to enhance safety systems and more effectively manage the integrity and quality of gas infrastructure.