The feed drive system of a precision cold ring rolling mill adopts AC servo motor and mechanical transmission, rather than conventional electro-hydraulic actuator.
采用交流伺服电机和机械驱动进给系统的冷轧环机，其进给伺服控制系统的设计需要一个新的工艺动力学模型。
The research and design of electro-hydraulic servo actuator that must suit for requirement of active structural control are discussed in the paper.
本文根据结构主动控制对作动器的要求，提出了结构主动控制电液伺服作动器研制的方案。
Utilizing GMM to design new-type actuator, replacing traditional actuator such as the torque motor or the force motor, will enhance the response speed and precision of electro-hydraulic servo valve.
利用GMM设计新型的电—机转换器，取代传统型电—机转换器，如力矩马达或力马达等，可提高整个电液伺服阀的响应速度和控制精度。
Additionally, it also simulates a high frequency vibration of the valve during ignition, by using electro-hydraulic servo actuator.
此外，还可以通过液压伺服缸来模拟点火时的高频振动。
Additionally, it also simulates a high frequency vibration of the valve during ignition, by using electro-hydraulic servo actuator.
此外，还可以通过液压伺服缸来模拟点火时的高频振动。
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