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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高分悬赏，英语高手请进！翻译论文摘要，拒绝翻译软件翻译，主要是翻译软件直译错误多！十分的谢谢！急！_百度知道 关键词：串级调速；转差率；双闭环；系统；触发 [gap=997]Keywords: Cascade control; slip; double-loop; system; trigger
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西微所--微电机杂志 关键词：无刷直流电机；驱动电路；双闭环 [gap=395]Key Words: Brushless DC motor;Drive circuit;Dual closed loop
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...-phase three-switch three-level, PFC, two close cycles, UC3854. [gap=79]关键词：三相三开关三电平，功率因数校正，双闭环，UC3854。
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双闭环控制 Two-loop control ; double loop control ; Pairs of closed-loop control
双闭环调速系统 double-colsed speed regulating system ; Double loop speed controlling system ; double closed loop speed regulation system
双闭环系统 double closed loop governing systems ; Double loop system
双闭环设计与实验 Experiment of Two Closed Loop ; Design & ; Design & Experiment of Two Closed Loop
电流转速双闭环 current two-speed closed-loop
PI双闭环 PI double loop control
双闭环pid double closed-loop pid
双闭环预测PI double predictive PI
The simulation results illustrate the validity of the double-loop control,provide a new idea for the research of soft swich.
仿真结果表明了双闭环控制的有效性,为进一步研究软开关技术提供了新思路。
参考来源 - ZVTIn the fifth chapter, mathematical model of elevator is set up, and double closed loop PID control is studied.
第五章建立了电梯的数学模型，就本课题采用的双闭环PID控制进行了研究。
参考来源 - 电梯轿厢井道精密位置检测与变频驱动系统的研究Analyzing the vector control base on rotor flux orientation, this paper designs the double closed-loop system with the flux and torque as the inner-loop and the speed as the outer-loop, eliminating the coupling between torque and flux.
在分析基于转子磁场定向的矢量控制策略原理的基础上,设计了以磁通、转矩为内环,转速为外环的双闭环感应电动机矢量控制系统,对转矩和磁链进行独立解耦控制。
参考来源 - 适应多总线通讯模式的感应电动机矢量控制系统研究Main control loop used the speed and current dual-loop control, PWM control, to regulate motor output current and voltage, thus it can obtain maximum power output.
主控制回路采用转速、电流双闭环的方式、通过PWM控制,调节电机输出电流、电压,从而获得最大功率输出。
参考来源 - 20kW风力发电机组的最大功率追踪控制This article first elaborated the robust control theory and the linear servo system vector control theory, then has designed the double closed loop robust controller for the linear servo system.
本文首先论述了鲁棒控制理论和直线伺服系统的矢量控制理论,然后为直线伺服系统设计了双闭环鲁棒控制器。
参考来源 - 数控机床直线伺服系统鲁棒控制的研究To obtain a good dynamic and static quality and a fast dy- namic response in making full use of electric motor overload capacity, and elec- tric current and double closed-loop, speed control structure is used.
为了获得良好的动、静态品质，在充分利用电机过载能力的条件下获得最快的动态响应，整个系统采用电流、速度双闭环的控制结构。
参考来源 - 可控硅双闭环直流调速系统的研制·2,447,543篇论文数据，部分数据来源于NoteExpress
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。
The control scheme and operating principle of a double closed-loop AC/DC power converter system are discussed by using physics.
系统采用双闭环负反馈控制，控制类型选择PI控制。
The system used double negative feedback, and the type of control is PI control.
基于观测出的状态信息，构成了转差频率控制的转矩速度双闭环新型变频调速系统。
Utilizing the information observed, a new type of slip frequency controlled torque-speed double closed loop system is developed.
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