Transient analysis helps IM for crater-type corrosion defects

Abdel-Fettah Touabti University Ferhat Abbas Setif, Algeria Karim Younsi Abdelhak Bentriou University of Boumerdes Algeria Abdelnacer Smati Pegaz Engineering Algiers Introducing transient analysis to pipeline integrity management (IM) is strongly recommended when crater-type corrosion defects are present and when threshold criteria are more rigorous than usual. Applying transient analysis to gas pipeline integrity management does not significantly increase the number of repairs, only the manner in which they are planned for, and therefore does not result in prohibitive additional costs. Transient analysis, however, is not justified in integrity management of gas pipelines when all corrosi...

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