Progressive cavity pump(PCP) is a kind of devices extensively used in oilfield production.
螺杆泵是一种广泛应用于油田采油工程中的人工举升装置。
参考来源 - 基于温胀和溶胀特性的螺杆泵定子型线设计The single progressive cavity pump plays an important role in the transportation of the fixing-well additive in oil field. But the leakage is serious and wear-resisting property of stator is low in practice.
单螺杆泵在油田固井添加剂的输送中起着关键作用,但在实际应用中经常出现的问题是泄漏回流和定子耐磨性较差,为了提高螺杆泵力学性能,研究其运行方式、定子内腔变形和磨损情况具有重要的现实意义。
参考来源 - 单螺杆泵的运动学仿真、有限元模拟及结构优化·2,447,543篇论文数据，部分数据来源于NoteExpress
In the light of the key technique of the down-hole driven progressive cavity pump (PCP) for oil production, a power distributional planetary reducer is proposed.
针对井下驱动螺杆泵的关键技术问题，提出了用于井下直接驱动螺杆泵的功率分流式行星减速器。
Performance characteristic and stress condition were analyzed in the process of progressive cavity pump well startup and a startup torque dynamic model was established.
对启动过程中单螺杆泵的运动特点和受力情况进行分析，建立了该系统启动扭矩动力学模型。
As the increase of the pressure difference, the contact pressure increases, the contact pressure of iso-wall thickness progressive cavity pump is larger than that of common one.
随着压差的增加接触压力相应增加，等壁厚螺杆泵比普通螺杆泵接触压力大；
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