结果表明提出的控制器可以保持开关频率恒定，并降低了转矩脉动，尤其在低速时。
The results indicate that the proposed controller is capable of maintaining the torque switching frequency constant and reducing the torque ripple, particularly at low speed.
针对液压伺服马达的参数不确定性以及负载转矩脉动等问题，提出了一种鲁棒转速控制器的设计方法。
A design method of a robust rotational velocity controller of water hydraulic servomotor was presented for the uncertain parameters and the load fluctuation.
本文介绍一种以可编程控制器为主控单元的脉动真空蒸汽灭菌器的电气控制系统。
This paper introduces an automatic control system with PLC for pulse vacuum steam sterilizer.
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