Surface crack growth in FRP repaired metallic pipes subjected to cyclic bending

Zongchen Li*

*Corresponding author for this work

    Research output: Chapter in Book/Conference proceedings/Edited volumeChapterScientificpeer-review

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    Abstract

    This research provides a comprehensive analysis of the effectiveness of Fiber-Reinforced Polymer in repairing surface cracks in metal pipes under cyclic bending stress. It combines experimental investigation, finite element analysis, and analytical approaches to explore the crack propagation behavior, the potential for interfacial failure, and the durability of the FRP-to-steel bond under cyclic loading. The findings demonstrate the effectiveness of FRP repair methods, offering insights into the repair process at a microstructural level and introducing a precise analytical prediction technique. This study enhances the understanding of crack growth in FRP-reinforced metal pipes, paving the way for safer and more efficient design in this field.

    Original languageEnglish
    Title of host publicationRehabilitation of Metallic Structural Systems Using Fiber Reinforced Polymer (FRP) Composites
    EditorsVistasp M. Karbhari
    PublisherElsevier
    Chapter19
    Pages505-533
    Number of pages29
    ISBN (Electronic)978-0-4432-2084-5
    ISBN (Print)978-0-4432-2083-8
    DOIs
    Publication statusPublished - 2024

    Bibliographical note

    Green Open Access added to TU Delft Institutional Repository 'You share, we take care!' - Taverne project https://www.openaccess.nl/en/you-share-we-take-care
    Otherwise as indicated in the copyright section: the publisher is the copyright holder of this work and the author uses the Dutch legislation to make this work public.

    Keywords

    • Cohesive zone modeling
    • Fatigue crack propagation
    • FRP repair
    • Structural integrity
    • Surface crack

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