30 research outputs found

    Finite element model of pipelines with asymmetric initial ovality imperfection.

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    <p>Finite element model of pipelines with asymmetric initial ovality imperfection.</p

    Effect of yield anisotropy on collapse pressure under combined loads.

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    <p>Effect of yield anisotropy on collapse pressure under combined loads.</p

    Collapse pressure vs. corrosion angle with various tensions.

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    <p>Collapse pressure vs. corrosion angle with various tensions.</p

    Comparison of collapse pressure between finite element analyses and experimental results.

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    <p>Comparison of collapse pressure between finite element analyses and experimental results.</p

    Geometry and mesh for axially uniform corroded pipeline.

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    <p>(A) cross-section of corroded pipeline. (B) Finite element model of the corroded pipeline.</p

    Effect of corrosion defect length on collapse pressure under varied tension (D/t = 30).

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    <p>Effect of corrosion defect length on collapse pressure under varied tension (D/t = 30).</p

    Influence of loading path on collapse behavior for D/t = 20 and 30.

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    <p>Influence of loading path on collapse behavior for D/t = 20 and 30.</p

    Geometric parameters of axially uniform corroded pipelines.

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    <p>Geometric parameters of axially uniform corroded pipelines.</p

    Effect of ovality orientation on collapse pressure-tension interaction curves.

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    <p>Effect of ovality orientation on collapse pressure-tension interaction curves.</p

    Effect of diameter-to-thickness ratio on collapse pressure-tension interaction curves.

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    <p>Effect of diameter-to-thickness ratio on collapse pressure-tension interaction curves.</p
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