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- The causes of abrasion of sucker rod string and tubing string aie analyzed, and it is indicated that the effective measure for preventing the abrasion is using sucker rod centralizers. 分析了油管和抽油杆产生偏磨的原因，指出防止油管和抽油杆偏磨的有效措施是采用抽油杆扶正器。
- Longitudinal vibration characteristic and resonance condition of sucker rod string 抽油杆柱的纵向振动特性与共振条件
- Reasons of sucker rod string lagging in heavy oil slant hole and solving method 稠油斜直井抽油杆柱滞后原因及解决途径
- A Primary Study on the Frictional Power of Sucker Rod String in Wells 标准试验井抽油杆摩擦功率的初步研究
- The Frictional Force Calculation and the Centralizer Distribution Design of Sucker Rod String in Directional Wells 定向井中抽油杆柱的摩擦力计算和扶正器分布设计
- Computer Simulation for Transient Kinematics and Dynamics Characteristics of Sucker Rod String of Compound Steel-glass Fiber 钢-玻璃钢混合抽油杆柱动特性的计算机模拟
- On the basis of analyzing the failure forms of the sucker rod, the existence of the torsional vibration of the sucker rod was approved and its reason was found out. 在综合分析抽油杆破坏形式的基础上,肯定了采油过程中抽油杆扭转振动的客观存在,分析了抽油杆产生扭转振动的原因。
- Location and spacing of sucker rod centralizers in straight holes. 直井抽油杆柱扶正器安装位置及安装间距。
- When using the mechanical recovery method with sucker rod pump in directional and horizontal wells,it needed install to centralizer on sucker rod string. 在定向井、水平井中使用有杆泵机械采油方法时,需要在抽油杆柱上安装扶正器。
- In contrast to conventional centralizers screwed on sucker rod, new-type centralizers have several advantages of simple structure,ease use, less cost and any positions spaced on the rod string. 它相对接头连接式抽油杆扶正器具有结构简单、成本低、易于安装使用,能够根据生产需要布置在抽油杆柱任意位置的特点。
- The structure of closed valve bonnet influences the perfor-mance of sucker rod pumps. 闭式阀罩是影响抽油泵使用性能的零件。
- The cross testing method is applied to analyze and design wearing test of sucker rod and oil tube. 运用正交实验法对抽油杆与油管的磨损实验进行分析和设计。
- Research on stability of the sucker rod string 抽油杆柱稳定性问题的研究
- The characteristics of sucker rod with super high strength are introduced and compared. 概述了超高强度抽油杆的特点,将其与其他抽油杆进行了对比分析;
- With regard to the well deflection and the stress of sucker rod under the well,a pole mechanical model between adjacent lifter has been constructed. 考虑了井斜因素与抽油杆柱在井下的工作受力情况,建立了相邻扶正器间杆段的力学模型。
- The twisting vibration characteristic analysis of the sucker rod string for progressing cavity pump oil production system 螺杆泵采油系统杆柱的扭转振动特性分析
- Keywords polymer flooding rod pumping wells;power law fluid;sucker rod string;liquid friction force;longitudinal vibration;dynamometer card;simulation model; 聚合物驱抽油机井;幂律流体;抽油杆柱;液体摩擦力;纵向振动;示功图;仿真模型;
- The sympathetic vibration of a circuit to a signal. 一个电路对某一个信号共鸣的振荡。
- From the viewpoint of sucker rod stress changing, this paper has analyzed the influence of augmenting the pump diameter, depth of pump, pumping stroke length and speed to sucker rod breaking. 从抽油杆应力变化的观点分析了调大抽油泵泵径、深和抽油机冲程、次对抽油杆断裂的影响。
- Optimization and application of flexible sucker rod string 柔性抽油杆柱的优化设计及应用
