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为使液压抽油机适合海上采油平台应用 ,采用全液压式换向控制回路及蓄能器式闭式回路 ,使液压抽油机具有占地面积小、整机高度低、能源节省等特点 .经模拟试验表明液压系统方案设计正确 ,工作可靠
In order to make the hydraulic pumping unit suitable for the application of offshore oil production platform, the hydraulic type reversing control circuit and the accumulator type closed circuit make the hydraulic pumping unit have such characteristics as small floor area, low whole machine height and energy saving. The simulation test shows that the hydraulic system design is correct and reliable