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- The design scheme and working principle of a broad-belt hydraulic pumping unit are presented. 提出了宽带液压抽油机设计方案,以及设计结构和工作原理。
- The assumed low-stand plunger type hydraulic pumping unit will be provided with a reverse valve having the function of automatic reverse, that translate into simplification of beth the oil circuit and the control system. 设想的低架柱塞式液压抽油机中的自动换向阀具有自动换向功能,由此所构思的油路组成及控制两大系统大为简化。
- By the method presented in this paper various types of ASC hydraulic pumping units can be designed. 利用文中给出的方法可以设计出各种型号的ASC液压抽油机。
- Hydraulic pumping unit for ocean platform 海上采油平台液压抽油机
- The maximum criterion method is used for the hydraulic pumping units with singular back-mule-head, and the minimum criterion method is used for that with bearing linkage. 对于带有奇异型后驴头的液压抽油机使用的是最大值判据法,对于轴承联接的液压抽油机使用的是最小值判据法。
- The Research of Chain Type Hydraulic Pumping Unit of Long Stroke 长冲程链式液压抽油机的研究
- An energy-saving hydraulic pumping unit with closed oil circuit 以蓄能器平衡载荷的变频液压闭式节能抽油机
- The test method of pressure loss,flow loss and frictional force loss etc.of the hydraulic pumping units is presented,from which the mechanical efficiency and volumetric efficiency are obtained. 给出了测取液压抽油机系统压力损失、流量损失以及油缸的摩擦力损失等的方法,并由此求出系统的机械效率与容积效率。
- A hydraulic pumping unit for offshore oil exploitation 用于海上采油平台的液压抽油机研制
- The Development and State of Art of the Hydraulic Pumping Unit in China 中国液压抽油机的发展概况与技术水平
- Introduction to a new type of all-state controlled hydraulic pumping unit 新型全状态调控式液压抽油机的研究
- Design and establishment of experimental system of hydraulic pumping unit with power recovery 功率回收型液压抽油机实验系统的设计与建立
- Design of a New Energy - saving Hydraulic Pumping Unit with Variable Speed Control and Closed Oil Circuits 新型节能变频闭式液压抽油机的设计
- 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
- Matching method of overall parameters of ASC hydraulic pumping units ASC液压抽油机全局参数的匹配方法
- Please open the hydraulic pump cover. 把液压泵盖打开。
- A coupler drive system for pumping unit is developed by using the theory of hydraulic drive of coupler. 摘要运用耦合器液力传动原理,研制成功抽油机耦合器传动系统。
- Development of the well condition self-adaptive pumping unit. 井况自适应抽油机的研制。
- Modifying balance system of Model LCJ1250 chain drive pumping unit. LCJ1250链条抽油机平衡方式改造的实践
- How many hydraulic pumps or motors fitted? 装有多少液压泵或液压马达?