1) side attrition of rod string
杆柱偏磨
2) Rod string
杆柱
3) rod string
抽油杆柱
1.
The abrasion mechanism and cause analysis for straight well rod string;
直井抽油杆柱磨损机理及原因
2.
The dynamics simulation of rotating rod string in well bore;
井筒内旋转抽油杆柱动力学仿真
3.
A three-dimensional dynamic simulation model of rod string in actual borehole was established based on the characteristics of actual well track and system dynamics theory.
根据实际井眼轨迹的特征及系统动力学理论建立了抽油杆柱在实际井眼中的动态仿真模型。
4) sucker rod string
抽油杆柱
1.
Prediction of serious abrasion position and mechanism of uneven abrasion between sucker rod string and tubing;
抽油杆柱与油管偏磨机理及偏磨点位置预测
2.
Velocity distribution model of annular flow and computing model of liquid friction of the sucker rod string were established according to constitutive equation and momentum conservation equation of the power law fluid of polymer flooding rod pumping systems.
应用幂律流体本构方程和动量守衡方程,建立了抽油机井杆管环空幂律流体速度分布规律与杆柱液体摩擦力的计算模型,以此为基础建立了聚合物驱抽油杆柱纵向振动仿真的非线性波动方程。
3.
According to working characteristics of a surface driving screw pump system,torsion load and axial force of sucker rod string which is analyzed and calculated in this article.
结合螺杆泵抽油系统的工作特点,对抽油杆柱的扭转载荷与轴向载荷进行了分析和计算,结合第四强度理论,对杆柱强度条件进行了分析。
5) drill pipe
钻杆柱
1.
Based on similar theory and using model test,mainly researches the torsional strain of the drill pipes in the condition of neglecting the geometry size of the drilling bit,drill collar,kelly bar and not considering joint impact.
在忽略钻头、钻铤和主动钻杆几何尺寸,且不考虑接头影响条件下,以相似理论为基础,运用模型试验,对钻杆柱的扭应变进行了分析研究。
6) rod buckling
杆柱屈曲
1.
The principle of rod buckling and the eccentric wearing status of rod were analyzed.
对杆柱屈曲的原因、规律和偏磨状态以及偏磨机理进行了分析,研制并应用聚合物驱低摩阻柱塞泵解决了摩阻小、漏失量也小的难题。
参考词条
补充资料：绝对可磨度(见矿石可磨度)
绝对可磨度(见矿石可磨度)
absolute grindability
Juedu一kemodu--一’一一一z，1」一二一」_L:1;十、、口犷绝对可磨度(absolute gr‘ndab‘l‘ty，兄刁石可磨度。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。