求翻译：本文分析了游梁式抽油机的工作原理、能耗特性以及井下液量的变化情况，设计出基于油井产液量的闭环控制节能系统。是什么意思？

This paper analyzes the working principle of the beam pumping unit, the energy consumption characteristics as well as downhole fluid volume changes, design closed-loop control of energy-saving system based on the well fluid production.

This paper analyzes the Tour frame-work of pumping operation, energy characteristics, as well as the changes in the amount of fluid, the liquid output wells based on the closed-loop control systems section.

正在翻译，请等待...

This paper analyzes the working principle, the energy consumption characteristics of beam-pumping unit and Downhole fluid volume changes, design based on energy saving system for closed-loop control of liquid-producing capacity of oil wells.

This article has analyzed the walking beam type pumping unit principle of work, the energy consumption characteristic as well as the mine shaft liquid volume change situation, designs based on the oil well well fluid closed-loop control energy conservation system.