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举升设备
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  lifting equipment
     Designing and investigation of large scale lifting equipment with vertical lead screw drive
     垂直丝杠传动大型举升设备的设计与研究
短句来源
     The best condition in improving oil well production is that the synergism operation point of formation water lifting equipment should be in the optimize range of lifting equipment before water shutoff.
     提高油井产量的最佳条件是在堵水前地层和举升设备的协同工作.或应处在举升设备的最佳工作范围之内。
短句来源
     The auto lift with two-sided props is a kind of lifting equipment commonly used in repair and maintenance of vehicle. It is widely used to repair and maintain small-sized vehicles such as sedan.
     双柱式举升机是一种汽车修理和保养单位常用的举升设备,广泛用于轿车等小型车的维修和保养。
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  “举升设备”译为未确定词的双语例句
     As one of the most effective mechanical lift devices in most self-sprayless oil well in our country, submersible pump has already played a great role in oil exploitation.
     潜油电泵是我国大部分无自喷油井采用的最有效的机械举升设备,从问世至今在石油开采领域都发挥着巨大的作用。
短句来源
     Submersible electric pump is a kind of artificial lift equipment used for oil producing, it has encountered many technical troubles during dewatering gas production.
     电潜泵是一种最早用于采油的人工举升设备,用它进行排水采气碰到了许多技术难题。
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     Used Equipment
     二手设备
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     Plant Construction
     设备施工
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     Designing and investigation of large scale lifting equipment with vertical lead screw drive
     垂直丝杠传动大型举升设备的设计与研究
短句来源
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  lifting equipment
It is towed on about 200 m of unfaired steel cable and can be handled with the winching and lifting equipment found on most research vessels.
      
Improvement in switch-locking arrangements for load-lifting equipment
      
A person suitably qualified in accordance with the relevant regulations must regularly inspect all lifting equipment prior to and after use.
      
Conversely, the use of heavy lifting equipment to locate the prefabricated components on site requires careful management.
      
Ensure that proper lifting equipment is used and that the sizes of the hooks are suitable for the lifting lugs.
      
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This paper presents the drawing method of supply - discharge coordinated chart of sucker rod pump, analyses the process to select optimally pumping unit, sucker rod pump, pump setting depth, stroke and frequency of stroke with the help of supply-discarge coordinated chart by practical sample. Application results show that the coordinated chart can reflect the dynamic performance of sucker rod pump, and can be used to select pumping unit and pumping paramet5rs. It has the advantuges of intuition, convenience,...

This paper presents the drawing method of supply - discharge coordinated chart of sucker rod pump, analyses the process to select optimally pumping unit, sucker rod pump, pump setting depth, stroke and frequency of stroke with the help of supply-discarge coordinated chart by practical sample. Application results show that the coordinated chart can reflect the dynamic performance of sucker rod pump, and can be used to select pumping unit and pumping paramet5rs. It has the advantuges of intuition, convenience, easy to contrast and select etc.

给出了有杆泵抽油供排协调图的绘制步骤,通过一个实例分析了利用供排协调图优选抽油机、抽油泵、下泵深度、冲程及冲次的过程。应用中发现,供排协调图较好地反映了有杆泵的抽汲动态供求关系,用其进行举升设备选型和抽汲多数设计,具有直观方便、对比性强、易于优选的特点。

Water shutoff in oil well is a important measure to improve reservoir recovery at pre sent' The oil well productivity should be demonstrated reasonably bo fore water shutoff. The best condition in improving oil well production is that the synergism operation point of formation water lifting equipment should be in the optimize range of lifting equipment before water shutoff.

目前,油井堵水是提高储层采收率的重要措施,在堵水前应对油井的生产能力进行合理论证。提高油井产量的最佳条件是在堵水前地层和举升设备的协同工作.或应处在举升设备的最佳工作范围之内。

Designing key points of large scale lifting equipment with vertical lead screw drive and the designing of its some key elements are discussed. The efficiency of transmission sequence and the deformation of modular frames under the load action are specifically analyzed in detail. The equipment designed according to the results of analysis and calculation is proved to be basically satisfactory by means of test and is further improved to get better operation condition.

论述了垂直丝杠传动大型举升设备的设计要点和部分关键部件的计算,特别对传动链的效率确定和组合桁架的受力变形进行了详细分析.按照分析和计算结果设计的设备经检测基本相符,并经实际验证作了改进完善,设备运行状况良好

 
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