并讨论了转速及沉没度对杆柱变形的影响。
This paper also discussed the influence of rotating speed and sinking speed.
建立下泵深度和抽油杆柱组合优化设计模型。
The optimal design model of downhole pump depth and rod string assemblage is set up.
抽油杆的疲劳破坏是抽油杆柱的主要失效形式之一。
油管屈曲造成套管、油管、抽油杆柱之间的多重磨损。
Finally, the buckled string will make multiple wear on casing, tubing and rod string.
该方法已研制成软件，可以对聚驱抽油机井杆柱扶正进行设计。
This method has developed the software to design the centralizer arr...
该方法已研制成软件，可以对聚驱抽油机井杆柱扶正进行设计。
This method has developed the software to design the centralizer arr...
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