文章摘要信息 关键词 ： 压电 开关型 数字阀 控制方法 Bang-Bang PWM [gap=1011]Keywords : piezoelectric;on-off type;digital valve;control method;Bang-Bang;PWM
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digital valve controller 数字伐控制器
pneumatic digital valve 气动数字阀
throttle digital valve 节流数字阀
combination digital valve 组合式数字阀
compound digital valve 复合数字阀
electric-digital valve 电液数字阀
hydraulic digital valve 液压数字阀
Incremental digital valve 增量式数字阀
So it is significant to develop intelligent and digital valve control system which is suitable for production requirement.
因此，开发符合生产需要的智能化、数字化的阀门控制系统具有很大的现实意义。
It has profound significance in the development, research and application of the digital valve which USES stepper motor as its driver.
这对于用步进电机作为驱动装置的数字阀的开发研究与应用具有深远的意义。
Instrumentation in the new plant includes Rosemount temperature and pressure transmitters, Micro Motion mass flowmeters, and FIELDVUE digital valve controllers mounted on Fisher control valves.
新工厂中的仪表装置包括Rosemount温度和压力变送器、Micro Motion质量流量计以及配有FIELDVUE数字阀门定位器的Fisher控制阀。
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