查询词典 synchronous motor

This paper proposes a H∞ controller design method on the basis of multirate sampling technique, and its applications in the permanent magnetic linear synchronous motor system.

本文提出一种基于多频采样的H∞鲁棒控制器设计方法，同时探讨了该控制器在永磁直线同步电机中的应用。

The proposed algorithm consists of forbidding unnecessary triggers for the inverter switches and do not need any additional circuits and off-line experimental measurement. The realization of algrithm is very simple, the harmonics in output waveform are small, and the algrithm resoves the pulsant when the system works at the low frequency. The proposed algorithm was applied to a PM synchronous motor drive system.

该算法可以省掉开关器件没有必要的开通和关断，不需要任何额外的硬件电路、离线的实验测量，算法实现简单，输出波形谐波含量小，较好地解决了系统在低频时输出电流的脉动；适用于永磁同步电机。

This paper resumptively introduces the gist of design of electromagnetism, structure and so on of the large synchronous motor driving mine winder.

概括了矿井提升同步电动机的电磁、结构等方面的设计要点。

Within the drum rotation rotary record images on a single chip, support in the exposure of the rollers in the supratrochlear, driven by a synchronous motor, because it is located in the center of the drum, with sencitivity keeping distance rotate and move back and forth exactly isolinetic (exposure drum and sencitivity stay), thus making a reflection of the laser beam can be uniform, equally spaced and vertically onto photographic materials on the geometry of always the same.

在滚筒边回旋扭不停纪录图像的回旋扭不停镜上一个单片不屈射镜，支承在曝平滚筒边的滑车上，由同步电机带不静，因它位于滚筒的洋心，跟感平质料保留同样间隔回旋扭不停和不小略不天等速后后移不静（曝平滚筒和感平质料变不静不不静），不新不屈射的激平束能平均，等间隔和垂屈不天不屈射到感平质料上，纪录的几何图形老是不同。

Permanent Magnet Synchronous Motor driven by triphase sinusoidal current is studied object in this paper. The movement equtions in several coordinates are set up based on the analysis of electromagnetism restricted relation.

本文以三相正弦波驱动的永磁同步电机为研究对象，在深入分析其内在电磁约束关系的基础上，给出了不同坐标系下的运动方程，根据其数学模型，确定了电动车用电机在旋转坐标系下的矢量控制方案。

Permanent magnet synchronous motor driven by triphase sinusoidal current is research object in this paper. On the basis of analysis of the structure, movement principle and math model of PMSM, Fundamental theories and structure of the system of PMSM alternating current servo systems based on DTC are discussed. Then Simulation models of traditional PMSM DTC and PMSM DTC based on vectors subdivision are established separately.

本文以三相正弦波驱动的永磁同步电机为研究对象，在分析永磁同步电机结构及数学模型的基础上，系统阐述了基于直接转矩控制的永磁同步电机交流伺服系统的基本原理和系统构成，并在MATLAB仿真环境下分别建立了传统直接转矩控制和基于矢量细分算法的直接转矩控制系统的仿真模型。

Permanent Magnet Synchronous Motor drived by triphase sinusoidal current is research object in this paper . Its mathematics models in several coordinate are set up , controlling principles of flux linkage and torque are discussed under DTC and the block diagram of PMSM with DTC is presented.

本文以三相正弦波驱动的永磁同步电机为研究对象，建立了其在不同坐标系下的数学模型，并深入探讨直接转矩控制中永磁同步电机的磁链和转矩的控制思想，给出控制方案。

Permanent magnet synchronous motor drived by triphase sinusoidal current is research object in this paper. Its mathematics models are set up and the different control menthods are discussed, controlling Principles of flux linkage and torque are discussed under DTC and the block diagram of PMSM with DTC is Presented. At last the control mothod is proved correct using MATLAB simulation software.

文章以二相正弦波驱动的永磁同步电机为研究对象，建立了永磁同步电机的数学模型，对于不同的控制策略进行了对比分析，并深入探讨直接转矩控制中永磁同步电机的磁链和转矩的控制思想，给出控制方案，最后利用MATLAB仿真工具验证了控制方案的正确性。

The PMSM rotor magnet polarity is first identified using the proposed intelligent approach. Then it is smoothly started in synchronous motor mode in unidirection.

永磁同步马达转子之磁极位置先由所提之智慧型策略侦测判定，然后设定电流控制脉宽调变机构之启始相位，使PMSM以同步马达模式非反向起动。

Test is done on an arced linear synchronous motor test-bench and result shows a fast dynamic response achieved by direct torque control method and the control algorithm is also verified.

在圆弧型同步直线电机试验台上进行试验，试验结果较好的体现了直接转矩控制追求电机快速动态响应的特性，验证了控制算法的正确性。

She gently rebuff ed him, but agreed that they could be friends

她婉言拒绝了，但同意作为朋友相处。

If in the penal farm, you were sure to be criticized.

要是在劳改农场，你等着挨绳子吧！