Digital electro-hydraulic control system (DEH) is the core of turbine control system, then the performance of load control system determines whether the unit can run better.

数字式电液调节系统(DEH)是控制汽轮机运行的核心，其负荷调节系统控制性能的优劣直接影响整个机组的正常运行。

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Aiming at the problems as the nonlinear factors and the position disturbance in the electro-hydraulic servo loading system of pumping unit, the conventional control method cant attain perfect effect.

抽油机电液伺服加载系统存在非线性和位置扰动引起的准确度问题，传统的控制方法不能达到理想的效果。

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The structure compensation unit was designed and the control scheme of eliminating the superfluous force of the electro-hydraulic load simulator was proposed.

设计了结构补偿环节，提出电液负载模拟器多余力抑制的控制方案，从理论上结构补偿环节可以实现对系统全部补偿和抑制多余力。

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