基于PLC的直流电机双闭环调速系统设计 自动化毕业论文格式范文_论文天下 关键词：直流电机；双闭环；可编程控制器（PLC） [gap=1144]Key word: DC Machines；Double Closed-loops；Programmable Logical Control (PLC)
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double closed loop governing systems 双闭环系统
double closed-loop PID 双闭环PID
double closed-loop pid control 双闭环pid控制
double closed loop system 双闭环调速系统
dc double closed-loop 直流双闭环
DC double closed loop 直流双闭环
pwm double closed loop pwm双闭环
The control scheme and operating principle of a double closed-loop AC/DC power converter system are discussed by using physics.
从物理角度讨论了双闭环交/直流功率变换器系统的控制方案和工作原理。
This paper puts forward a voltage and current double closed-loop controlling method based on three-phase voltage source PWM inverter.
提出了一种基于三相电压型PWM逆变器的电压电流双闭环控制方法。
The press takes use of advanced two-way cartridge valve system and imported electric pump technology which can realize double closed loop control of pressure and flow rate.
液压系统采用了先进的二通插装阀系统、进口高性能的电子泵技术，实现了主缸压力与流量的双闭环控制；
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