pumping unit的例句大全

Study on the power saving effect of involute pumping unit

渐开线节能抽油机的节能效果分析

Arrangement Study on Energy-saving Equipment Optimization for Pumping Unit Well

抽油机井节能设备优化配置研究

Analysis of harmonic wave from the pumping unit energy saving controller

可控硅调压式抽油机节能控制器的谐波分析

This paper presents working principles, domestic-foreign developments and advantages of a new type of pumping unit called continuous steel tape pumping unit.

介绍了一种新型连续钢带抽油机及超长冲程泵装置的工作原理、国内外的发展现状以及技术优点，分析了该抽油装置的主要研究内容与技术关键。

the donkey head swinging the reversing stable (the speed is equal to zero), so new cvt pumping unit still using four bar linkage.

驴头摆动换向平稳（换向时速度等于零），所以新型无级变速抽油机仍然采用四连杆机构。

compared with conventional beam pumping unit, the swing-rod beam pumping unit can reduce the maximum crank axle torque markedly, reduce and even eliminate negative crank axle torque.

同常规型游梁式抽油机比较，该机型可以显著降低曲柄输出轴的最大扭矩，减小甚至消除负扭矩，在降低能耗的同时改善了减速箱的受力状况。

on the basis of kinematic analysis, the power equations of kinetic energy theorem are introduced to calculate the influence of each part of the beam pumping unit on the output axle torque of crank respectively, and the expressions for solving the crank output axle torque are derived.

在此运动分析的基础上，应用动能定理的功率方程，分别考虑游梁式抽油机各部件对曲柄输出轴扭矩的影响，得到求解曲柄输出轴扭矩的表达式。

pumping unit three dimensional map storage information system development and application

节能抽油机三维图库信息系统开发及应用

medical liquid injection device comprising the following distinct elements: a container (1), an outlet channel (14) and a pumping unit (5);

一种药液注射器，包括下列特征性的元件：容器（1），排出通道（14）和抽吸单元（5）；

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。

the rod provides a connection on a sucker-rod pump between the sucker-rod string and the bridle on the pumping unit.

光杆提供在抽油杆柱与抽油机上的钢丝绳之间提供连接。

the diagnostic system of pumping unit based on analysis of indicator card

基于示功图分析的抽油机故障诊断系统

kinetic energy equilibrator for full-balanced belt pumping unit

全平衡带式长冲程抽油机的动能平衡装置

design of hardware of automatic monitoring system for trailer mounted pumping unit

采油车自动监控系统的硬件设计

automatic control operation system of trailer mounted pumping unit

采油车作业自动控制系统的研究

the new unit is less than 2m in height, and its weight is below half of that of the existing long-stroke pumping unit.

整机总高度不超过2m，质量不足现有长冲程抽油机的一半，所以可靠性高，操作、维修方便，造价亦有大幅度下降。

optimizing the combination of pumping unit, electrical motor and electric cabinet can raise energy ( power) efficiencies for oil wells.

油井抽油机、电机、电控箱组合配置有利于节能（电能）。

research on efficiency of the wellhead sealing device of pumping unit

抽油机井口密封装置效率的研究

a bi-directional hydraulic lock in the oil circuit ensures the stability and safety of the operation of the pumping unit.

在闭式油路中采用双向液压锁可使抽油机的启停更加平稳、迅速，其工作的稳定性和安全性更好。

mechanical reversing device for full-balanced belt pumping unit

全平衡带式长冲程抽油机辅助换向装置