低速电机

低速电机增速控制回路的研究设计

Study and Design of Speed Increasing Control Circuit of Low-speed Motor

利用气浮导轨、力传感器、低速电机建立了摩擦力模糊控制系统。

An experimental installation for friction control is designed using aerostatic guide , force sensor , low speed motor .

结论注入泵注射器的低速电机泵可提供缓慢且可以控制的液体注入流，能够明显减少RPE移植入视网膜下腔时对宿主眼的医源性损伤。

Conclusions The syringe infusion pump minimizes iatrogenic damage to the host eye during RPE transplantation into the subretinal space of the rat . The slow and controlled fluid infusion provided by the low-geared electric motor of the pump is presumably beneficial during the surgical procedure .

无需减速机直接驱动的低速电机是研究节能型抽油机领域的热点之一。

One of focus points that study the energy-efficient field of pumping unit is the low speed electric motor which does not need the low speed organization direct drive .

本文提出的将小齿置于内腔的隔套结构型式能妥善地解决低速电机及步进电机的绕组屏蔽。

The construction of the new segregating tube , with small teeth mounted on its inside surface , is able to shield properly the winding of low speed motors and stepping motors .

运用MATLAB编程语言编写优化程序，得出单段永磁低速直线电机的优化设计尺寸。

Using MATLAB programming language , the optimization program is developed , the optimization design size of single period low-speed permanent magnet linear motor is obtained .

但目前感应电机无速度传感器DTC系统中仍有一些关键技术，如电机低速时电机定子磁链辨识困难和转矩脉动增大以及运行中电机参数受环境变化影响电机调速性能等问题有待解决。

There are still some key technologies to be resolved in induction motor speed sensor-less DTC system , such as identification of the motor stator flux and torque ripple increase at low speed , the motor parameters affected by environmental change .

转子有鼠笼绕组的反应式低速同步电机转矩特性研究

The Torque Performance Study of Low-Speed Reluctance Synchronous Motor with Squirrel-Cage in Rotor

文中还证明了磁阻电机是恒功率电机，因此，低速磁阻电机能够获得较高的利用系数。

Because of the latter , a high output coefficient can still be obtained for the low-speed reluctance motor .

从步进电机的结构和运行原理出发，在一定的假设条件下，步进电机可以看作是多极的低速同步电机。

From the structure and operation principle and in a certain assumption , the stepping motor can consider as a PMSM running at low speed .

该系统是由单片微机将传感器获得的检测信号进行转换、分析、处理，控制低速同步电机以实现自动纠偏。

It achieves in the way that the single micro-computer transforms , analyzes and processes the signals received from sensor , controls the low-velocity synchronous electrical machine .

本论文先后阐述了两部分内容：（1）永磁无刷直流电机的应用系统设计；（2）低速同步电机的应用系统设计。

This thesis presents two parts of content , one part is application system design on permanent magnetic brushless DC motor and the other is on low speed synchronous motor .

直流电机电刷短路整流片引起电枢电阻和磁链减小，这对运行于零或极低速的电机影响尤为严重。

The reduction in the armature resistance and flux linkage caused by short circuit between the brushes and the commutator segments of DC machines was especially meaningful when the machine was running at zero or extremely low speed .

SCR控制的低速直线感应电机系统瞬态对称分量法模型及计算机仿真

Modelling and Computer Simulation of SCR Controlled Low-Speed Linear Induction Motor Based on instantaneous Symmetrical Components Theory

低速直线同步电机的附加磁势问题分析

The additional magnetomotive force problems analysis of the low speed linear synchronous motor

低速开关保护电机及传动装置

Low-Speed Switch Protecting Electric Motor and Transmission Unit

介绍了一种极低速段永磁同步电机无速度传感器矢量控制方法。

A sensorless vector control method for permanent magnet synchronous motor ( PMSM ) drive at very low speed was presented .

针对低速大转矩电机的驱动系统，在对无传感器技术的研究之后确定了一种基于自适应控制的转子转速/位置估算方法。

Based on low-speed motor drive system , the design adopts a novel approach of rotor speed / position estimation based on adaptive control .

同时，在自适应观测器中引入初级电阻自适应律，减小了低速段由电机参数变化引起的初级磁链观测误差。

Adaptive law of stator resistance is introduced into the adaptive observer , which reduces the error of stator flux observation due to the motor parameter changes at low stage .

磁齿轮复合电机的成功运行，取得了电机结构和设计算法上的创新，为低速大转矩电机的设计增添了新的途径。

The smooth movement of the novel electrical machine combined with a magnetic gear has been obtained , which proves the success of the structure and the design algorithm innovation , has increased the new way for the low speed high torque electrical machine design .

然而，由于本身结构及工作环境等因素的作用，转台不可避免的受到不确定扰动的影响。尤其在低速时转台电机输出转矩较小，这些不确定扰动对转台系统的危害很大，甚至造成系统失稳。

The turntable will be affected by uncertain disturbances inevitably for its structure and working environment etc. When works in low speed , the turntable has smaller torque . At this time , uncertain disturbances will cause larger effect and even make the control system lost stability .

电起动摩托车低速行驶的磁电机性能分析

The Magetic Motor Performance Analysis of Electronic Starting Motorcycle in Low speed Driving

极低速驱动用直流电机电刷短路系数计算

Computation of Brush Short Circuit Coefficients of DC Machines for Extremely Low Speed Drives

直接转矩控制系统在低速运行时，电机定子电阻的变化影响了系统的性能。

The change of the stator resistance of induction motor will greatly effect the performances of direct torque control ( DTC ) system at low speeds .

在控制算法上，采用了磁链估计算法实现电机无传感器控制、三段式低速启动策略启动电机。

On the control algorithm , using flux estimation algorithm for motor speed sensorless control , low speed startup strategy of three stage for motor start .

对脉振高频电压信号注入法估计电机转速进行了实验验证，实验结果证明了这种方法适合于低速运行，对电机参数的变化不敏感，鲁棒性强。

The fluctuating high frequency signal injection method to estimate speed is proved successful through experiments . The experimental results prove that this method is suitable to the low speed operation of motors and has less sensitivity to the variations of machine parameters .