抽油杆缺陷井口检测装置及应用

Wellhead detection unit for sucker rod defect and its application

抽油杆缺陷井口检测装置是根据电磁感应原理设计研制的 ,它成功地解决了在油井作业过程中对抽油杆缺陷的探伤检测 ,科学淘汰缺陷超值杆。文中介绍了该装置的工作原理、技术性能及现场应用情况。此项技术的运用对于减少断杆事故、延长检泵周期具有积极作用。

On the basis Of electromagnetic induction principle, wellhead detection unit for rod defect is developed.It can solve successfully the problem on flaw detection of sucker rod defect.The paper presents operating principle,technical feature and field application of the wellhead detection unit.Application of the unit has a positive role to decrease rod fracture and prolong pump detection period.