1) Double closed-loop structure
双闭环控制结构
2) double closed loop control
双闭环控制
1.
In order to meet the requirements of the double-wire pulse metal active gas(MAG) welding,a novel soft-switching high-speed double-wire pulse MAG welding inverter,which combines the soft-switching technology,the double closed loop control technology and the can bus technology,was developed.
根据双丝脉冲熔化极活性气体保护(MAG)焊的工艺要求,将软开关技术、双闭环控制技术以及现场总线控制技术相结合,研制了一套软开关双丝高速脉冲MAG焊电源,并应用计算机信息测试采集平台对该系统进行测试。
2.
Application of the double closed loop control has already been popular in SMPS, because such a system has a fast dynamic response and good stability.
双闭环控制在开关电源中的应用非常普遍,是因为它使系统具有较好的动态性和稳定性。
3.
A small signal model of half-bridge is set and a double closed loop control system under the condition of continuous conduction mode is designed.
设计了在电感电流连续状态下的双闭环控制系统。
3) double closed-loop control
双闭环控制
1.
A DC stabilized current supply based on double closed-loop control technique with PS-FB converter;
基于双闭环控制技术的开关直流稳流电源
2.
A double closed-loop control system with current and speed loop is applied with DSP as core of the system.
介绍了一种新颖的永磁同步电动机速度闭环控制系统,该系统以数字信号处理器(DSP)为核心器件,采用速度、电流双闭环控制策略。
3.
The inverter output current is tracked, in real-time, by utilizing double closed-loop control scheme to have the same frequency and phase with utility grid voltage.
而交/直流(DC/AC)逆变器由单片机87C196MC对并网电流进行实时跟踪控制,采用双闭环控制方案实现与电网电压的同步。
4) dual closed loop control
双闭环控制
1.
The high-frequency mathematical model of three-level neutral-point-clamped (NPC) voltage source rectifier (VSR) was established based on the switching function in the d,q frames,using the dual closed loop control of voltage outer loop and current inner loop,the three-level rectifier high-performance features were achieved.
在d,q坐标系下建立了基于开关函数的三电平中点箝位电压型整流器高频数学模型,在此基础上,采用电压外环和电流内环的双闭环控制实现了三电平整流器的高性能特性。
5) double-loop control
双闭环控制
1.
The basic configuration of this new topology and its fundamental are firstly introduced,the analytic expression concerning functions relation of voltage transfer ratio to duty cycle is deduced,and the basic design method of double-loop control strategy is expounded.
介绍了该拓扑结构的基本构成及其工作原理,推导了其电压传输比与占空比之间函数关系的解析表达式,阐述了所采用的双闭环控制策略的基本设计方法,并通过仿真对其有效性和可行性进行了验证。
2.
,sliding mode control and double-loop control,were expounded particularly and their different attributes were compared.
研究该拓扑结构的基本构成和工作原理,推导并分析其电压传输比与占空比之间函数关系的解析表达式,阐述2种有效控制策略即滑模控制和双闭环控制的基本设计方法并对比分析其不同的特点,最后通过仿真对其有效性和可行性进行验证。
3.
The basic configuration of the new topology and their fundamental principle are firstly introduced,the method of design sliding mode controller and double-loop controller are clarified,analyzed and compared.
介绍了这2种拓扑结构的基本构成和工作原理,阐述了滑模控制器和双闭环控制器的设计方法,并对其进行了比较,最后通过仿真证明了该新型电路结构的可行性和有效性。
6) double loop control
双闭环控制
1.
A new type of brushless DC motor has been developed by using a square wave rare earth permanent magnet synchronous motor with its double loop control circuit.
介绍一种由稀土永磁方波同步电动机、ＩＧＢＴ逆变器及双闭环控制电路构成的新型无刷直流电动机系统，该系统具有结构简单、力矩脉动小、调速精度高、响应快及调速范围宽等优点。
2.
The double loop control system is designed and the stable DC voltage and the high power factor of the PWM rectifier are regulated by three PI controllers.
建立了三相电压型PWM整流器功率电路在两相旋转坐标系下的数学模型,采用了基于前馈解耦的控制策略,给出了三相电压型PWM器的双闭环控制结构,使用三个PI调节器实现网侧单位功率因数和直流侧电压的稳定。
补充资料：双闭环比值控制系统
分子式：
CAS号：
性质：具有比值控制和流量控制两个闭环回路的系统。其中一个变量(主变量)受到流量控制回路的控制；另一个变量(从变量)受到比值控制回路的控制，从变量的设定值取决于主变量的测量值。
CAS号：
性质：具有比值控制和流量控制两个闭环回路的系统。其中一个变量(主变量)受到流量控制回路的控制；另一个变量(从变量)受到比值控制回路的控制，从变量的设定值取决于主变量的测量值。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条