Brushless motor control system design based on C8051 was introduced, speed and current double close loop control was realized.
论述了基于C8051的直流无刷电机控制系统设计，实现了速度、电流的双闭环控制。
Through the study of current industrial control system and the actual status of industrial control field, design an Ethernet structure used in industrial field with double redundancy ring.
通过对当前工业控制系统的研究，结合工业控制现场的实际情况，设计了具有双冗余环结构的现场以太网结构，能够在较短时间内完成故障探测和修复。
The double close loops of speed and current control is introduced in the system and the PI control is implemented in the current and speed loop, the position of rotor pole is detected by hall element.
系统采用电流、速度双闭环控制，电流、速度的调节采用PI调节，转子磁极位置通过霍尔元件检测。
Finally, the indirect vector control system is made as the research target and double close loop control systems which contain synchronous current inside loop and speed outside loop are introduced.
首先对磁场定向控制理论进行了详细分析，比较后采用间接磁场定向的控制方法，并建立基于同步电流内环、转速外环的双闭环控制结构。
This paper designed a double close loop control system based on current and voltage.
本文设计了电流闭环和电压闭环的双闭环控制系统。
In the double loop of control system, a PI speed controller is adopted in the speed loop, and a vector controller is used in the current loop.
控制系统采用双环控制，速度环采用PI转速控制，电流环采用矢量控制。
Based on cascade control strategy and nonlinear auto-disturbance-rejection control (ADRC) method, double loop (position loop and current loop) ADRC was designed for single-pivot levitation system.
双环(位置环和电流环)自抗扰控制器的设计，以单点悬浮系统为研究对象，采用分级控制策略和非线性自抗扰控制方法。
Base on the analysis and research of the original control system of double housing planer (B2012A), according to its special technics, designed a digital direct current speed control system.
在分析和研究龙门刨床(B2012A)原控制系统的基础上，根据厂方现场生产工艺的特殊要求，设计了龙门刨床全数字直流调速系统。
The control system is made of double closed loops: the inner current loop and the outer temperature loop, and satisfies the EAF's temperature need and three phase current balance.
采用温度控制外环和电流平衡控制内环的双闭环结构实现电弧炉温度和电极三相电流平衡的智能集成控制。
Through analysis of the current waveform of the semi-control double three-phase 12-pulse rectifier and the expansion of Fourier series, the main harmonic components of the system were obtained.
通过对半控双三相12脉冲整流器的电流波形分析和傅立叶级数展开，得出系统的主要谐波成分。
The speed and electric current double closed-circle is adopted in the system.
系统采用电流和速度的双闭环控制。
The paper gives the vector control speed system of the double-fed machine on the rotor current orientation.
为此我们确定双馈电机调速时的矢量控制策略即转子电流定向的矢量控制。
To suppress resonance of LCL filter and improve stability of system, it is pre - sent that a voltage and current double loops control strategy based on virtual resistor concept.
为了提高系统的稳定性，抑制滤波器的谐振，在双闭环控制的基础上提出了一种基于虚拟电阻思想的控制策略。通过对滤波电容电流的积分处理，改变了系统传递函数的极点，确保了系统的稳定运行。
Manipulative system of process and main equipment of double-current horizontal continuous casting cast iron of small diameter that has been developed recently is introduced.
介绍了新近研制的双流水平连铸小直径铸铁型材生产工艺及主要设备的控制系统。
This boot is made in launching the system which is double to answer each of the poles, the current batteries 11 through 12 and reels going to the antenna.
这是启动提出在推行这个制度是双重回答每个两极，的目前电池11到12和卷轴前往天线。
The d. c. traction portion of which comprises current and voltage feedback to form double closed-loop speed adjustment system.
该机的直流牵引部采用具有电流反馈和电压反馈的双闭环调速系统。
The part of timing is a double closed loop DC timing system, and it is composed of rev loop (internal loop) and current loop (external), which are series-wound.
调速部分为双闭环直流调速系统，由转速环(内环)和电流环(外环)串联组成。
The design uses thyristors, diodes and other devices designs a speed, current double-loop SCR DC converter system.
此设计利用晶闸管、二极管等器件设计了一个转速、电流双闭环直流晶闸管调速系统。
Under the current income tax system, income has been Levied the double taxation, which brings on the space of income tax planning.
现行所得税制下，发生了所得的经济性重复课税，由此产生了所得税筹划空间。
Features: Made of Stainless steel; adopting air-current circulating heating system and adjustable shelves, thermostat and timer; also we supply the double-door model.
特性：全不锈钢柜体、热风循环发热系统、可调节式碗碟层架、自动控温和定时装置、电子面板控制、并有双门型号提供。
Features: Made of Stainless steel; adopting air-current circulating heating system and adjustable shelves, thermostat and timer; also we supply the double-door model.
特性：全不锈钢柜体、热风循环发热系统、可调节式碗碟层架、自动控温和定时装置、电子面板控制、并有双门型号提供。
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