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俄罗斯研制的新型液压传动螺杆泵装置具有开采稳定性高、结构简单、可在大斜度井等复杂剖面的井中开采、无杆、可用地面动力泵调整排液量和简化井下检换泵程序等优点。文中介绍了液压传动螺杆泵的研制、液压传动螺杆泵的结构和类型、液压传动螺杆泵装置的独特技术经济优势和液压传动螺杆泵装置的发展前景。
Russia has developed a new type of hydraulic screw pump device with high stability of mining, simple structure, the shaft can be such as high-profile wells in the mining of complex profiles, rodless, surface pumps can be used to adjust the displacement and simplify the underground pump program advantage. This paper introduces the development of hydraulic drive screw pump, the structure and type of hydraulic drive screw pump, the unique technical and economic advantages of hydraulic drive screw pump device and the development prospects of hydraulic screw pump device.