摆线针轮传动式常规抽油机运动特性及有限元分析  

Movement Characteristics and Finite Element Analysis of Conventional Oil Pumping Machine with Cycloidal Pinwheel Transmission

作　　者：王洋 孙晓锋 Wang Yang;Sun Xiaofeng(School of Mechanical Engineering,Xi'an Shiyou University,Xi'an 710065,China)

机构地区：[1]西安石油大学机械工程学院,西安710065

出　　处：《机电工程技术》2023年第3期148-152,共5页Mechanical & Electrical Engineering Technology

摘　　要：针对游梁式抽油机减速器传动节能增效的需求,设计符合超低冲程需求的摆线针轮传动式常规抽油机。介绍该抽油机的结构特点和能耗特点,给出摆线针轮减速器的具体结构,建立其运动学数学模型;对在不同冲次、曲柄半径下的悬点位移、速度、加速度和扭矩因素进行理论分析,借助MATLAB软件对模型进行仿真,得到对应的悬点运动和扭矩曲线,分析并总结不同条件对抽油机运动特性的影响;对摆线针轮减速器进行应力分析。结果表明:与常规游梁式抽油机相比,摆线针轮传动式常规抽油机运行稳定且效率较高。Aiming at the demand of energy saving and efficiency increasing of the transmission of the beam pumping unit reducer,a conventional pumping unit with cycloidal oil pinwheel transmission wasdesignedwhich met the demand of ultra-low stroke.The structural characteristics and energy consumption characteristics of the conventional pumping unit with cycloidal pinwheel drive were introduced,the specific structure of the cycloidal pinwheel reducer was given.,and the mathematical kinematics model of the pumping unit was established;the suspension point displacement,speed,acceleration and torque factors were analyzed theoretically under different stroke frequency,the model was simulated by using the MATLAB software,the corresponding suspension point motion and torque curves were obtained,and the influences of different conditions on the motion characteristics of the pumping machine were analyzed and summarized;the stress analysis of cycloidal pinwheel reducer was also carried out.The results show that compared with the conventional beam pumping machine,the conventional pumping machine with cycloid pinwheel transmission has stable operation and high efficiency.

关 键 词：减速器 摆线针轮 常规抽油机 运动特性 

分 类 号：TE3[石油与天然气工程—油气田开发工程]