sucker rod string

research on stability of the sucker rod string

抽油杆柱稳定性问题的研究

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Force measure and analysis on sucker rod string in off-center wear well

偏磨油井抽油杆受力实测分析

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the static weight of the sucker rod string minus the maximum downward inertial force during the pumping cycle on a beam pumping unit.

在游梁式抽油机抽油循环期间，抽油杆柱的静止重量减去最大向下惯性力。

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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

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dynamic model of rotary sucker rod string and its finite difference equation

旋转级次抽油杆柱动力学模型及其差分方程

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application of centralizers clamped on sucker rod string

卡装式抽油杆扶正器的使用

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the problem of sucker rod string lagging in oil slant hole has seriously restricted normal production.

稠油斜直井抽油杆柱滞后的问题严重制约正常生产.

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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

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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光子嫩肤术的作用机制

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design of the sucker rod string

抽油杆柱设计？

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Studies on heat transfer calculation and thermal design on gravity heat pipe sucker rod string are carried out, and the method of heat transfer calculation for gravity pipe made from hollow sucker rod is put forward.

进行了重力热管式抽油杆柱传热计算和热工设计研究，提出了由空心抽油杆制成的重力热管的传热计算方法。

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The visual setting of centralizer and the friction simulation of sucker rod string in directional well

定向井有杆抽油系统扶正器可视化设置及仿真

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the problem of sucker rod string lagging in heavy oil slant hole has seriously restricted normal production.

稠油斜直井抽油杆柱滞后的问题严重制约正常生产。

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optimization and application of flexible sucker rod string

柔性抽油杆柱的优化设计及应用

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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

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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

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the paper deduced the calculation formulas of distance between two stabilizers through reasonable simplify, put forward a set of numerical calculation procedure of the frictional force calculation and the stabilizer distribution design of sucker rod string in directional wells, and worked out the appropriate computer programs.

文中通过合理简化，推导了扶正器安放间距的计算公式，提出了一套在定向井中进行抽油杆扶正器分布设计和摩擦力计算的数值计算方法，并编制了相应计算机程序。

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influence factor analysis of performance parameters for the sucker rod string system

影响有杆抽油系统性能参数的因素分析

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method of finite element optimized design of sucker rod string in directional wells

定向井抽油杆柱有限元优化设计方法

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study on partial abrasion protector for sucker rod string

抽油杆柱防偏磨器的研究

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the horsehead is used to insure that the pull on the sucker rod string is vertical.

驴头用来确保抽油杆柱沿垂直方向被提拉。

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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

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design of carbon fiber-steel sucker rod string software

碳纤维-钢混合抽油杆柱软件设计

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It can remarkably reduce the friction between the rod string and the oil tube, improve the system efficiently and prolong application life of rod string and oil tube that rationally set the centralizer in the direction well sucker rod-pumping system.

合理设置定向井抽油杆柱的扶正器，可有效降低杆柱摩擦，延长检泵周期，提高系统效率和抽油杆寿命。

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the frictional force calculation and the centralized 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

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