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- According to the energy loss of every part of screw pump well,established system efficiency analysis model for the well. 根据螺杆泵井各个部分运动特点及能量损失情况,建立了螺杆泵井系统效率分析模型。
- Application of the model results show that the effectiveness and accuracy of other oil fields to enhance the efficiency of screw pump well system has a certain significance. 应用结果表明了该模型的有效性和准确性，对提高其他油田螺杆泵井系统效率具有一定的指导意义。
- In the light of the frequent breaking of the rod string in a surface driven screw pump well, the force condition of the string in the well is analyzed by means of the elastoplasticity theory. 针对井口驱动螺杆泵抽油杆柱断脱频繁的问题，应用弹塑性理论分析了抽油杆柱在井中的受力状况。
- Partial abrasion of rod string in screw pump well which is surface driven is the main reason that restricts its application, but the prevention method used presently cant solve the problem radically. 地面驱动螺杆泵井抽油杆的偏磨是制约螺杆泵应用的主要原因,目前采用的防治方法不能从根本上解决该问题。
- screw pump well 螺杆泵井
- LGB screw pump is corrosion-resisitant . 并具有耐腐蚀性。
- PCM screw pump was used immediately after steam injection in Well Shu 1-39-036 and achieved initial success. 在曙1-39-036井注汽结束后直接采用PCM螺杆泵生产，获得阶段性成功。
- Figure 1 express cutaway view of the three screw pump. 图1表示三螺杆 泵的剖视图。
- The theory of profile curve design and mathematical model of the extruder were established by using gear meshing theory as well as design method of twin screw pump. 利用双螺杆泵的设计思想及空间啮合原理建立差速双螺杆挤出混炼机的型线设计方法与数学模型。
- The computing procedure of all profiles design for double screw pump has been. 介绍了双螺杆泵各类型面设计的计算机设计程序。
- screw pump wells 螺杆泵井
- An automatic control system of screw pump is introduced in this paper.Accident is avoided while the screw pump works without slurry. 介绍了一种螺杆泵电气自动控制系统，成功地避免了螺杆泵在无矿浆状态下运行造成的毁坏事故。
- Gutters or channels on each side of a ship's keelson that drain bilge water into the pump well. 污水道，通水孔船底龙骨两侧用来排污水的水槽或水道
- Main production gear pumps, screw pump, pump, high viscosity rotor pump. 主营生产齿轮泵、螺杆泵、离心泵、高粘度转子泵。
- As a special hydrodynamic sound generator, ultrasonic siren has applicative effects on viscosity reduction, scale removal on electric pump well. 作为一种特殊的流体动力式声波发生器,超声旋笛在电泵井防垢降粘方面有着显著的使用效果。
- Machinery and other production methods, screw pump system is characterized by a higher system efficiency, a study of its great significance. 与其它机械采油方式相比，螺杆泵采油系统的突出特点是系统效率较高，对其进行研究意义重大。
- The corrosion and wear of rod pump well cause the damage of downhole equipment and seriously affect the normal production of oil well. 有杆泵井中的腐蚀和磨损，造成油井的井下设备损坏，严重影响油井的正常生产。
- Our factory take the processing screw rotor as startinr points,developed the type of screw pump,screw spindle compressor,screw freezer. 我厂以螺杆转子加工制造备件起点，开发螺杆泵系列产品，螺杆式压缩机、冷冻机主机。
- The submersible electric pump well system consists of such three subsystems as the oil well, submersible electric pump and pipeline. 潜油电泵井系统由油井、潜油电泵机组和管路三个子系统组成，三个子系统既有区别又相互联系。
- An eccentric screw pump was used in place of centrifugal pump for conveyance of scum, so as to solve the clogging of the latter. 用偏心螺杆泵替代离心泵输送浮渣来解决离心泵堵塞的问题。
