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[1]汪春付.输气管道内检测器断裂丢失及救援回收[J].油气储运,2017,36(预出版):1-5.
　WANG Chunfu.Fracturing, missing, rescue and retrieve of inner inspection tool of gas pipeline[J].Oil & Gas Storage and Transportation,2017,36(预出版):1-5.
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输气管道内检测器断裂丢失及救援回收

《油气储运》[ISSN:1000-8241/CN:13-1093/TE] 卷: 36 期数: 2017年预出版期 页码: 1-5 栏目: 出版日期: 2060-12-31
Title:
Fracturing, missing, rescue and retrieve of inner inspection tool of gas pipeline
作者:
汪春付
Author(s):
WANG Chunfu
关键词:
输气管道; 内检测器; 清管器; 定位; 救援
Keywords:
gas pipeline;  inner inspection tool;  pig;  positioning;  rescue
分类号:
TE832
文献标志码:
A
摘要:
输气管道内检测器在管道运行工作时，容易在管壁形变、弯头及爬坡等承受较大阻力的位置，发生卡堵或局部断裂情况，给管道运行造成重大安全隐患，必须迅速定位、及时解救。针对中石化某输气管道发生内检测器局部断裂丢失的实际情况，通过分析原因、定位区间、制定方案、实施救援的步骤，及时安全有效地回收了断裂遗落在管道中的内检测器，结果表明：管道内检测器受到较大拉作用力时，极易在机械连接处断裂；丢失的检测器可通过磁信号探测仪精确定位；实施救援时选取的清管设备要根据被救援设备的重量、管道运行状态等特殊定制，确保一次救援成功。为输气管道内检测器的丢失救援提供了经验借鉴。

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更新日期/Last Update: 2017-11-27