The reformation and application of two-times-balance technique in beam-pumping unit;
游梁式抽油机二次平衡技术的应用
Study on driving beam-pumping unit by alternating servo motor;
游梁式抽油机交流伺服驱动系统的试验研究
A variable voltage variable frequency(VVVF) control device for beam-pumping unit was developed.
研制了一种游梁式抽油机用变频调速控制装置,输入电压三相380 V,大功率IGBT作为主电路开关器件;控制电路以专用脉宽调制芯片SA866AE为核心。
Multi-body dynamic analysis on motion laws of beam pumping unit;
游梁式抽油机运动规律的多体动力学分析
Characteristics of beam pumping unit and rotation changeable pumping unit by friction;
游梁式抽油机与摩擦换向抽油机特性比较
Aimed at the disadvantages of the polished rod sealing device of beam pumping units, such that it has not adjusting function with one heart, is not convenient for the replacing of the sealing rings, and has complicated avoid-ejecting structure, a new sealing device was presented.
综合考虑游梁式抽油机常规光杆密封装置存在的不能中心调偏、密封圈更换不便、防喷系统结构复杂等问题,提出了一种新型密封装置的设计方案。
beam pumping well
游梁式抽油机抽油的井
Monitoring of Down-hole Working Conditions of Beam Pumping Unit
游梁式抽油机井下工况监测方法研究
Research on Intelligent Control Device for Beam-pumping Unit;
游梁式抽油机的智能型节能系统研究
Dynamic Analysis on Beam Pumping Unit Considering Firition;
考虑摩擦的游梁式抽油机动力学分析
Design of Energy Saving Controller for Beam-pumping Units;
游梁式抽油机节能装置控制器的设计
Study on the Method of Dynamics Simulation for the Beam Pumping Unit
游梁式抽油机动力学仿真方法的研究
Development of the balance-type walking beam pumping unit and field test
天平式游梁抽油机的研制与现场试验
An application of the AFE frequency converter to a beam type oil pumping set
AFE变频器在游梁式抽油机上的应用
Performance of Linear Motor Pumping Unit and Beam Pumping Unit
直线电机抽油机与游梁式抽油机工作性能对比
Dynamics Analysis of Beam Pumping Unit and Sucker Rod System;
游梁式抽油机与抽油杆柱系统动力学分析
beam counterbalance
抽油机游梁平衡重量
Kinematics and Kinetics Study on Beam Rocker Mechanism in Pumping Unit
游梁式摇块机构抽油机的运动及动力性能分析
crank-guide blue elephant
曲柄连杆式无游梁抽油机
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
Application & Improvements of Beam Pumpers for CBM Recovery
游梁式抽油机在煤层气开采中的应用与改进
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
Research on Frequency Conversion Control System in Beam Pumping Unit Based on DSP;
基于DSP的游梁式抽油机变频控制系统研究
Research of Beam-Pumping Units Timing Control System Saving Energy Method;
游梁式抽油机调速控制系统节能方法的研究