The platform with digital cylinder avoids lots of hydraulic servo parameter adjusting devices and A/D, D/A data conversion devices. Therefore it can be regarded as an open loop control for developers.

该平台采用新型数字液压缸，其控制不需外部A/D、D/A转换，同时减少了大量的液压伺服参数调节装置，对控制者来说完全是一种开环控制。

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Some faults such as amplifier offset, parameter changes, servo valve backlash and sensor fault are seeded in a virtual way by means of different switches in Simulink.

通过不同开关的动作来虚拟模拟常见的故障，诸如，放大器漂移、系统参数改变、伺服阀反冲以及传感器失灵等。

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This paper proposes the order and parameter identification of electro-hydraulic servo system by multi-variable time series CAR.

本文提出了用多变量CAR时序模型来辨识电液伺服系统的阶和参数。

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