井下套管电弧放电切割实验装置的研制  

Development of electrical arc cutting experimental device for downhole casing

作　　者：刘增凯[1] 刘永红[1] 高清华 蔡宝平[1] 纪仁杰[1] 张彦廷[1] LIU Zengkai;LIU Yonghong;GAO Qinghua;CAI Baoping;JI Renjie;ZHANG Yanting(College of Electromechanical Engineering,China University of Petroleum(East China),Qingdao 266580,China)

机构地区：[1]中国石油大学(华东)机电工程学院,山东青岛266580

出　　处：《实验技术与管理》2021年第10期98-102,共5页Experimental Technology and Management

基　　金：国家重点研发计划项目(2019YFE0105100);国家自然科学基金项目(51779267);山东省高等学校教学改革项目(SDYJG19026);基于“大工程观”的机械工程专业建设(ZY-202014)。

摘　　要：针对学生在井下修井工具实验课中难以理解电弧放电切割技术的问题,研发了井下套管电弧切割实验装置。该装置的机械系统包括旋转机构、进给机构和上、下扶正机构等,控制系统包括主控制系统、切割电源和检测系统等。应用该设备对套管进行切割实验,结果表明,所研发的实验教学系统能够直观地展示电弧放电和切割套管过程,便于加深学生对电弧放电切割原理的认识和理解,可以提高学生的动手操作能力、激发学生的积极性,有效地提高了学生的学习效率和实验教学效果。Aiming at the problem that it is difficult for students to understand the arc cutting technology in the downhole workover tool experiment class,an experimental device for downhole casing arc cutting is developed.The mechanical system of the device includes rotating mechanism,feeding mechanism,upper and lower centralizing mechanisms,and the control system is composed of main control system,cutting power supply and detection system.Casing cutting experiments are carried out by the developed device and the results show that the experimental teaching system can obviously demonstrate the process of arc discharge and casing cutting,and it can deepen students’understanding of the principle of arc discharge cutting,improve their practical skills,motivate their initiatives and greatly improve their learning efficiency and experimental teaching effect.

关 键 词：套管切割 电弧放电 井下工具 实验教学 

分 类 号：TE9[石油与天然气工程—石油机械设备]