A kind of the pulse control mode, the drive and motor closed loop, but not to the numerical control system, the feedback device, in a sense, can open loop control called the servo control.
一种采用脉冲控制方式，此种驱动器与电机闭环，但不反馈到数控系统，这种驱动器在某种程度上可称为开环控制的伺服控制。
Adopting ac servo motor as the driving device, can the dc servo motor and a high precision, high performance as the half closed loop or closed loop control system.
采用交流伺服电机作为驱动器件，可以和直流伺服电机一样构成高精度，高性能的半闭环或闭环控制系统。
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。
The closed loop control of the motor position and velocity are realized using the microcomputer.
采用计算机实现了变磁阻电机的位置和速度闭环控制。
This paper compared the model of inverter and DC motor at first and proposed that the dual-loop control for DC motor can be used to that of inverter.
该文首先比较了逆变器模型与直流电机模型的相似性，提出逆变器的控制可以借鉴直流电机的双闭环控制方法。
At the same time using Holzer sensors will be converted into pulse frequency motor speed feedback to the MCU, realize the speed closed-loop control, to achieve speed detection.
同时利用霍尔传感器将电机速度转换成脉冲频率反馈到单片机中，实现转速闭环控制，达到转速检测目的。
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。
Controlling method of current loop with single neuron adaptive PSD controller which can make motor work stably in the condition of changing load is discussed in detail.
详细介绍了采用单神经元自适应PS D控制器对电流环进行调节的方法，使电机能稳定工作在变负载条件下。
The Closed - Loop - Cooled dry - pIt' submersible motor design utilizes a patented cooling self - contained cooling system.
闭环冷却干井潜水电机设计采用专利技术的自动冷却系统。
Conclusions Closed-loop EMG feedback electric stimulation can enhance the motor function of hemiplegia.
结论闭环肌电反馈电刺激可促进早期偏瘫患者患肢运动功能恢复。
A kind of the use of impulsive control mode, the drive and motor closed loop, but not feedback to the numerical control system, this drive, in a sense, can open loop control called the servo control.
一种采用脉冲控制方式，此种驱动器与电机闭环，但不反馈到数控系统，这种驱动器在某种程度上可称为开环控制的伺服控制。
For the Multi loop model of the synchronous motor, this paper calculated all the parameters, including the leakage inductance.
在运用多回路法建立的同步电机数学模型中，计算了包括漏感在内的详尽的参数。
The software phase-locked loop (SPLL) technology in the steady speed control of permanent magnet brushless DC motor (BLDCM) in gyro was discussed.
研究了软件锁相环技术在陀螺用无位置传感器无刷直流电机稳速控制系统中的应用。
A control loop model for fast-steering mirror driven by voice coil motor is established and practical object parameters have been identified by this model.
建立了音圈电机驱动快速反射镜的控制回路模型，并利用该模型对实际对象的参数进行了辨识。
The configuration program of incoming loop, bus coupler circuit, feeder circuit, motor circuit, reactive power compensation and the control power in switchgear was described.
阐述了开关柜中受电回路、母联回路、馈电回路、电动机回路、无功补偿和控制电源的配置方案。
The article also studied the tracking quality in which the system has used the motor encoder and the velocity gyro as the velocity loop feedback respectively.
研究了分别以电机编码器和速率陀螺输出信号作为速度环反馈时，系统输出的跟踪特性。
A novel multi phase permanent magnet motor's mathematical model that combines multi loop theory of AC motor and finite element method of electromagnetic field is proposed in the paper.
将交流电机的多回路理论与电磁场的有限元方法结合起来建立了多相永磁同步电动机的多回路—有限元数学模型。
Adopting ac servo motor as a drive device, can and dc servo motor as a high precision, high performance and a half closed loop or closed loop control system.
采用交流伺服电机作为驱动器件，可以和直流伺服电机一样构成高精度，高性能的半闭环或闭环控制系统。
A synchronous motor step motion system of current lagging - loop tracking control is designed under the foundation of mathematical analysis for synchronous motor step motion system.
在对同步电动机步进传动系统进行教学分析的基础上，设计组成了电流俗环跟踪控制的同步电动机步进传动系统。
This paper introduces several methods to reduce error of step by step motor open loop servo system in numerical controlled machine tools.
本文介绍了减少数控机床步进电机开环伺服系统误差的几种方法。
In the paper, the hardware circuit design of a DSP-based Brushless DC Motor Controller is given, which includes a current loop, a speed position loop, and IPM (Intelligent Power model) driver.
本文提出了一种基于DSP的直流无刷电机控制器的硬件电路，包括电流环、速度位置环和IPM(智能功率模块)驱动的硬件电路设计。
This type of rotor position sensor lays a foundation for the closed-loop control of step motor.
这种新型位置传感器为进一步实现步进电动机闭环控制奠定了基础。
On control, speed closed loop controlling based PID is utilized and the stable run of motor is realized.
在控制方法上采用基于PID方法的速度闭环控制，实现了电机的稳定运转；
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。
The transient numeric simulation and relevant experiments of stator winding inter-turn short circuit fault of asynchronous motor are conducted using multi-loop mathematic model.
基于多回路数学模型，对异步电动机定子绕组匝间短路故障瞬变过程做了数字仿真，并完成了相关物理实验。
At last, simulations and experiments of the double-closed-loop control system of the motor are carried out and results of simulations and experiments are given.
最后，对两相混合式同步电动机的双闭环控制系统进行了仿真和实验，给出了仿真和实验结果。
Also, to compensate the torque disturbance caused by load variations, a torque disturbance feed-forward is designed in motor speed loop.
针对速度环难以对负载转矩扰动进行及时调节的问题，设计了负载转矩的前馈环节来进行动态转矩补偿。
The paper places emphasis on the closed-loop system of pressure based on BLDC motor and the correlative software.
文章重点阐述利用无刷直流电动机构建的井下压力闭环实验装置和以无刷直流电动机为控制核心的软件平台。
In allusion to the key problem on the control of BLDCM, the thesis discuss some methods about control of it in aspects of commutation of motor, closed-loop control and the disturbance restraint.
论文针对无刷直流电动机无传感器控制中存在的问题，分别从电机的换相、闭环控制和抗干扰等方面来探讨永磁无刷直流电动机的无传感器控制。
The design using ATMEL89C51 single chip to control the step-motor with its controller, driving circuit and LED display circuit to realize step motor open-loop control were introduced.
通过ATMEL89C 51单片机对步进电机进行控制，主要介绍了步进电机控制器、驱动电路和LED显示电路的设计，实现了步进电机的开环控制。
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