摘要
抽油杆杆柱断脱是有杆泵失效的主要因素 ,也大大加重了油井的维护费用。通过分析发现抽油杆柱断脱的原因主要是杆管偏磨、制造缺陷、腐蚀、设计不当、运输使用时处理不当、服役时间超安全期和接箍材料不合格等 。
Rod string snap is a major cause of the failure of sucker rod pumps,which adds much to maintenance cost of oil wells.An analysis shows that the major causes of rod string snap are inclined wear of rod body,manufacturing defect,corrosion,improper design,improper handling in transit and service,extended service,and unqualified coupling material.Then some relevant preventive measures are suggested on this basis.
出处
《石油工业技术监督》
2003年第10期17-18,21,共3页
Technology Supervision in Petroleum Industry
