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- ionic beam pumping 离子束抽运
- New method for power saving of beam pumping units. 游梁式抽油机节能新技术探讨。
- Dynamics simulation of hydraulic beam pumping unit based on 3D model. 液压游梁式抽油机的三维动力学特性仿真
- Analysis of fatigue reliability of crank pin of beam pump unit. 游梁式抽油机曲柄销疲劳可靠性分析
- A Calculation method of kinematic parameters for the unusual shape beam pumping unit. 异形游梁式抽油机运动参数的求解方法。
- A comprehensive mathematical model for simulation of dynamic parameters of beam pumping system. 游梁式抽油系统动态参数仿真的综合数学模型。
- The third contin uum,which centers at 240nm,is obtained by electron beam pumping argon(0.3MPa). 利用该电子束装置泵浦0 .;3MPa的氩气;获得了中心位于 2 4 0nm氩的第 3谱带。
- Milling the keyway on the crank of a beam pumping unit by using Model T6916B boring machine was investigated. 对利用T6916B镗床铣削加工游梁式抽油机曲柄键槽进行了探讨。
- The efficiency of a beam pumping umit system being not high is related to the selection of electric motor and low efficiency of the motor. 游梁式抽油机系统效率不高与电动机的选取和电动机运行效率低有较大关系。
- Based on the theory of modular design,a beam pumping unit is assumed to be separated into several modules according to their specific functions. 以模块化设计理论为基础，按总体功能将游梁式抽油机分解成一些具有特定功能的模块。
- The Performance of a beam pumping unit with incremental, stroke is influenced by the linkage dimensions of the cross double rocker mechanism. 增程式游梁抽油机交叉双摇杆机构的杆件尺寸影响整机性能。
- Based on the general theory of counterbalance of beam pumping unit, the paper induces a sim-ple formular for adjusting it. 目的：解决目前游梁式抽油机平衡重调节的复杂计算问题。
- Inorder to realize real energy saving of electromotor of beam pumping unit,present asynchronism electromotor should be reformed. 为了实现游梁式抽油机驱动电机的真正节能,对目前异步电动机实施节能改造。
- A new power saving pumping unit with fan-shaped crown sheave and flexible connecting rod is developed based on the conventional beam pumping unit. 在常规游梁式抽油机的基础上,设计了一种新型柔性连杆变矩节能扇形抽油机,其特点是结构简单紧凑,天车轮可以实现大摆角,易实现长冲程,节能效果显著。
- General beam pumping system should be the overall efficiency of about 50%, if less than this should improve performance. 一般游梁式抽油系统的总效率应为50%25左右，若低于此应提高其性能。
- Optimum design for double-horse head beam pumping unit is a question of non-linear programming with inequality constraint condition and multi-objective function. 双驴头抽油机优化设计是一个具有不等式约束多目标函数的非线性规划问题。
- Adopting high slip motor and increasing the rotary inertia of the rotating parts is an effective approach to achieving good power-saving effect of beam pumping units. 采用高转差率电动机，并增加旋转件的转动惯量，是综合提高游梁式抽油机节能效果的有效途径。
- The paper firstly introduces the characteristic of the beam pumping unit, then discusses on rational driving and energy saving of beam pumping unit, finally bri. 文章介绍了游梁抽油机负载特点,对合理驱动以及电机节能的问题进行了讨论,提出了应综合考虑的观点。
- The mechanical feature of Y-series motors is hard, which made the motor match the beam pumping unit irrationally, and then results in the low efficiency of the system. 文章介绍了游梁抽油机负载特点,对合理驱动以及电机节能的问题进行了讨论,提出了应综合考虑的观点。
- Compared with the conventional beam pumping unit, it can save energy at least 21% as well as provide satisfactory service, so it is a long - stoke pump unit ... 计算结果表明:曲柄导杆式抽油机在满足使用条件下,可节电21%25以上,是一种有发展前途的长冲程抽油机。
