国外天然气管道内腐蚀直接评价案例分析
Analysis of Direct Assessment Cases on Internal Corrosion of External Gas Pipelines
-
摘要: 介绍了管道内腐蚀直接评价(ICDA)的重要意义和实施步骤, 分析了国外几条干气管道实施ICDA的典型案例, 对其评价过程、评价结论以及评价过程中的不确定性因素进行了探讨, 可为国内开展长输天然气管道的内腐蚀直接评价提供技术参考。Abstract: Important significance of internal corrosion direct assessment (ICDA) of gas pipeline and its assessment steps is introduced in the paper. Typical cases of ICDA for some foreign gas pipelines are analyzed. The paper investigates its assessment process, assessment conclusion and uncertainty in assessment process. Analysis results can be used as a technical reference for ICDA ofdomestic long-distance gas pipelines.