In this paper, the closed-loop control method of hybrid step motor using the harmonic back EMF is investigated.
研究了利用谐波反电势信号实现混合式步进电动机闭环控制的方法。
The precision of feeding sending size controlling is improved, because of the step motor speed regulating and closed-loop control method are adopted.
系统采用步进电动机进行调速,并形成闭环系统,提高了送料尺寸的精度。
The paper takes advantage of a double closed-loop control method based on average-current mode and improves the static and dynamic performance of the converter.
论文采用了平均电流模式下的双闭环控制,提高了变换器的动态性能和稳态性能。
Secondly, the DC voltage loop and inner current closed-loop control method, both to ensure zero static error of the inverter output, but also to ensure that the inverter output waveform.
其次,本文采用直流电压外环、电流内环的双闭环控制方法,既保证了逆变器输出的静态误差为零,又保证了逆变器良好的输出波形。
The Brushless DC Motor, important part of the system is well controlled including two-closed-loop control method, compensation for dead-time and analysis of fluctuation about swapping phases.
同时针对系统中的关键部分无刷直流电机采取了全面优良的控制策略,包括转速外环电流内环双闭环调速控制,死区补偿,换相脉动分析等。
On this base, the closed - loop control method of hybrid step motor using the harmonic back EMF is investigated, and the microcomputer control system of step motor is designed.
在此基础上研究了利用谐波反电势信号实现混合式步进电动机闭环控制的方法,设计了步进电动机的微机控制系统。
Opened and closed loop control was chosen to control method of the motion track of AGV to its position and orientation.
在对AGV的定位轨迹控制方法上,选定了位姿开环控制与闭环控制相结合的方式。
The proposed dynamic compensation method combines the advantages of closed-loop position control and computed torque control.
提出的动力学补偿方法结合了闭环位置控制和计算力矩控制两者的优点。
A design method of microcomputer closed-loop scanning and control system based on grating check is presented.
提出了一种基于光栅检测的单片机闭环扫描控制系统的设计方案。
This paper introduces its principle of design, the method of closed loop control, the main technology number and the use situation in the factory.
本文介绍了测控仪的设计原理,闭环控制方法,主要技术数据和它的现场使用情况。
More precise control can be acquired using this method, and the effect of closed-loop emergency control is improved.
本方案可使对系统的切机控制更加精确,改善了闭环紧急控制的效果。
In contrast to traditional control method, the closed loop control system based on torque observer can obviously reduce the transmission output shaft torque during gear shift.
与传统控制方法相比,基于扭矩观测器的闭环控制系统能够明显降低换档过程中变速箱输出轴扭矩。
This paper advances a simple and effective analytic method and compensating design for the velocity control system of a double closed loop pump control.
本文对双闭环泵控式速度控制系统提供了一种简便而有效的分析方法及校正设计。
Using the decentralized control method, the intersection problem of compensating spectra and closed-loop spectra is considered.
本文使用分散控制方法,讨论并解决了控制系统的补偿谱和闭环谱的相交性问题。
The closed loop control strategy by model tracking2-freedom rotation speed and the sight-based velocity estimation method are introduced.
提出了模型跟踪2自由度转速闭环控制策略和基于观测器的车速估算方法。
A transient stability closed-loop emergency control method considering the abrupt change of electromagnetic power is proposed.
提出一种考虑电磁功率突变的暂态稳定闭环紧急控制方案。
For the linear quadratic (LQ) optimal control system, a method is proposed to choose the suitable weighting matrices which make the system have desired closed loop poles.
对线性二次最优控制系统,给出了选择适当加权矩阵从而保证系统具有希望闭环极点的方法。
According to engineering design method a double closed-loop DC motor control system was designed, a modulator structure was selected and computed, and its parameter was corrected.
采用工程设计方法对双闭环直流调速系统进行辅助设计,选择调节器结构,进行参数计算和近似校验。
To solve the problem, in this paper we put forward a double closed-loop control configuration and a fuzzy control method to ensure the steady output power when the load changes.
针对这种情况,提出了一种双闭环控制结构和模糊控制方法,使得负载变化时保持感应加热电源的输出功率稳定。
The mathematical models based on the assumed modes method and a closed loop velocity feed back control law are developed to describe the flexural vibration dynamic behaviors.
由自感知电压引入速度负反馈闭环控制,并由假设模态法将位移按模态展开,求解了悬臂梁结构的动态特性;
Then a vector control method with speed closed-loop and magnetic linkage closed loops put forward, which is based on the constant velocity by means of stator flux-oriented vector control.
在基于定子磁场定向的矢量控制恒线速运行控制方案的基础上,提出了一个速度闭环、磁链闭环的矢量控制方案。
Combining neural network technology with fuzzy control technology, taking the closed loop control method, the system can control the delivery of the material flow automatically.
该系统将人工智能中的神经网络控制技术和模糊控制技术结合,采用闭环控制方式,实现对带式输送机物料流量的智能自动控制。
To solve this problem, in this paper we put forward a double closed-loop control configuration and a fuzzy control method to ensure the steady output power when the load changes.
针对这种情况,提出了一种双闭环控制结构和模糊控制方法,使得负载变化时保持电磁炉的输出功率稳定。
Finally, by using the concept and method of the Lyapunov function, a sufficient condition for the approximate stability in the large field of the closed-loop control system is derived.
最后,利用李雅普诺夫函数概念和方法得到了闭环控制系统具有大域渐近稳定性的充分条件。
A new Measuring and controlling system of moisture ratio in molding sand based on two level closed loop control is presented, and setting method of temperature compensation factor is described.
提出了一种基于两级闭环控制的新型型砂水分控制系统,阐述了温度补偿系数的设定方法。
Constituted the speed closed-loop system with the speed feedback, used the low pass filter method to reduce the error, so the overall system control performance is advanced.
利用计算出来的速度反馈构成了速度闭环系统,并采用低通滤波方法减小误差,同时应用了零矢量调制控制法减小转矩脉动,提高了整个系统的控制性能。
A closed loop control method for the matrix converter based on double line to line voltage synthesis algorithm is proposed in this paper.
该文提出了一种基于双电压合成矩阵变换器的闭环控制方法。
Basic principles and the method of double-closed-loop PID control of rotation rate are discussed.
论述了转速双闭环控制的基本原理及方法。
Basic principles and the method of double-closed-loop PID control of rotation rate are discussed.
论述了转速双闭环控制的基本原理及方法。
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