| 抽油井井下管杆偏磨问题分析 |
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| 引用本文： | 杨正友,杨传让.抽油井井下管杆偏磨问题分析[J].断块油气田,1996,3(5):58-62,F003. |
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| 作者姓名： | 杨正友 杨传让 |
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| 作者单位： | [1]中原石油勘探局采油六厂 [2]中原石油勘探局国际合作部 |
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| 摘 要： | 通过对马厂，桥口二油田抽油机生产井工况的大量矿场统计，并对形成抽油井中的油管与套管内壁、抽油杆与油管内壁间的偏磨的多种因素进行较为系统的分析，提出了解决偏磨的方法，从而有效地延长抽油机井的生产周期。
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| 关 键 词： | 偏磨 抽油井 油管 抽油杆 油田 |
The Analyse of Off-Centre Wear of Tubing and Rod in Pumping Well |
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| Yang,ZY.Zheng,DC.Yang,CR..The Analyse of Off-Centre Wear of Tubing and Rod in Pumping Well[J].Fault-Block Oil & Gas Field,1996,3(5):58-62,F003. |
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| Authors: | Yang ZYZheng DCYang CR |
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| Abstract: | The authors collect a large of field data about downhole working condition of wells in Qiaokou and Machang oilfields,then, analyze the kinds of factors about pumping well off-centre wear between tubing and casing inwall,or pumping rod and tubing inwall.At last,the method to solve the problem is put forward,which can prolong the producing period of pumping well. |
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| Keywords: | Off-centre wear Pumping well Tubing Sucker rod Bending stress Hole deviation Creep |
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