基于超声检测的石油钻杆疲劳损伤识别技术研究  

Research on Fatigue Damage Identification Technology for Oil Drill Pipe Based on Ultrasonic Testing

作　　者：李小白 吴小龙 张海洋 杨浩 LI Xiaobai;WU Xiaolong;ZHANG Haiyang;YANG Hao(Hainan Branch of CNOOC Safety&Technology Services Co.,Ltd.,Haikou 570100,Hainan,China)

机构地区：[1]中海油安全技术服务有限公司海南分公司,海南海口570100

出　　处：《凿岩机械气动工具》2025年第3期144-146,共3页Rock Drilling Machinery & Pneumatic Tools

摘　　要：为了及时检测并预防疲劳失效,文章以超声检测原理和方法、石油钻杆疲劳损伤机制为基础,结合检测系统整体方案设计、超声检测信号预处理与特征提取,以及疲劳损伤识别算法与模型及技术应用测试,实现了对石油钻杆疲劳裂纹的早期识别与扩展监测。In order to detect and prevent fatigue failure in time,based on the principles and methods of ultrasonic testing and the fatigue damage mechanism of oil drill pipe,this paper combines the overall scheme design of the detection system,the preprocessing and feature extraction of ultrasonic testing signals,as well as the fatigue damage identification algorithms,models and technical application tests,and realizes the early identification and expansion monitoring of oil drill pipe fatigue cracks.

关 键 词：超声检测 石油钻杆 疲劳损伤识别 

分 类 号：TE927[石油与天然气工程—石油机械设备]