本文首先从多余力矩的原理和定义出发，阐述了被动式电液伺服加载系统中产生多余力矩必然性。
The paper describes the additional torque, which is produced in the electrohydraulic loading system, on principle and definition at first.
文章针对被动式电液伺服加载系统研究中存在的问题，提出了“有前馈可测扰动项的广义最小方差自校正控制”（FD-GMV）。
To deal with the problems in the study of passive electrohydraulic servo loading system, a self-tuning control algorithm(FD-GMV) is proposed in this paper.
由于是一个典型的力伺服系统，而且在仿真实验过程中需要模拟各种载荷的变化情况，电液伺服加载系统是一个相当复杂的机—电—液复合系统。
As a typical servo system for simulating various loads in the experiment, the electro-hydraulic loading system is quite a complex machine-electricity-hydraulic multiple system.
给出了正阻尼旋转电液伺服被动加载系统的结构框图和对应的传递函数。
This paper presents the structure frame and corresponding function of the rotary hydroelectric servo load system.
给出了正阻尼旋转电液伺服被动加载系统的结构框图和对应的传递函数。
This paper presents the structure frame and corresponding function of the rotary hydroelectric servo load system.
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