研究了用位总线微机构成的液压阀控马达速度闭环数字控制系统。
This paper deals with a closed-loop digital control for a hydraulic valve, controlled motor speed system.
对液压电梯速度反馈单片机控制系统进行了理论设计和实验的研究。
This paper is about the theoretical and experimental research on the speed feedback control systems of hydraulic elevator using single chip microcomputer.
液压电梯是一种典型的电液速度控制系统，直接轿厢速度反馈控制是一项先进的技术。
Hydraulic elevator is a typical electrohydraulic control system, and the speed feedback control method is advanced technology.
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