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- Based on theoretical analysis of the trapeziform labyrinth screw pump,the commercial software FLUENT is applied to simulate the 3D flow of clean water inside the pump. 结合梯形迷宫螺旋泵的流动特点,在相应的假设条件基础上建立流动模型、简化计算方程组,并给出具体的边界条件。
- trapeziform labyrinth screw pump 梯形迷宫螺旋泵
- labyrinth screw pump 迷宫螺旋泵
- triangular labyrinth screw pump 三角形迷宫螺旋泵
- LGB screw pump is corrosion-resisitant . 并具有耐腐蚀性。
- Figure 1 express cutaway view of the three screw pump. 图1表示三螺杆 泵的剖视图。
- 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。
- 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。
- 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。
- 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。
- 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。
- 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。
- 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。
- 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。
- For the disadvantage and shortage, thefour-location oil field screw pump rubber stator injection-vulcanization unit is newlydesigned. 针对其存在的缺点与不足，全新设计了四工位油田螺杆泵橡胶定子注射硫化机组。
- This pump is mainly comprised of 4-pole submersible electric motor, protector, connecting mechansim and special screw pump assembly. 它主要由4极潜油电动机、保护器、联泵机构和专用螺杆泵总成组成,地面采用电潜泵现有的配套技术。
- Abstract In the light of the frequent breakdown and badly lifting efficient of using conventional screw pump reco vering viscous crude. 开采较高粘度的稠油，常规螺杆泵往往表现出故障率高、举升效果差。
- The old building was a labyrinth of dark corridors. 那古老建筑是一座长廊纵横光线昏暗的迷宫。
- 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。
- Optimization design theory of screw pump production system has been discussed particularly, which include selection of screw pump, rod, tube, matching tool and drive sub. 详细论述了聚驱螺杆泵生产系统优选理论,包括螺杆泵的选择、抽油杆柱、油管、配套工具和驱动头的选择。
