查询词典 synchronous motor

Variable speed system of cycloconverter-fed multiphase synchronous motor is a major area in the development of high-power AC drive system because of its small dimension, large capacity, high torque, high-rate power, wide-range variable speed, low harmonic pollution, and reliable safety. In the low-speed and large-capacity industrial drives, such as rolling mills, winding motors, marine propeller, cement mixer, etc. it will find a wide application in the future.

采用多相同步电动机的交交变频调速系统，具有体积小、容量大、高转矩、高功率比、宽平滑调速区、谐波污染小、安全可靠的特点，是大功率交流调速领域的主要发展方向之一，在轧机，矿山卷扬，船舶推进，水泥球磨机等低速大容量的场合有着广泛的应用前景。

This paper has detailed analysis and design about application of chopper in synchronous motor exciting system.

介绍了一种基于DSP的斩波器在同步电机励磁系统中的应用。

The digital vector control system of permanent magnet synchronous motor based on DSP is researched in this thesis.

本文以永磁同步电机为控制对象，设计实现了基于DSP的数字化矢量变频调速系统。

So it is valuable to develop the research of Direct Torque Control system in Electrical-Magnet Synchronous Motor.

所以，开展对电磁式同步电机的直接转矩控制系统的研究是十分有价值的。

Powder metallurgy gears include: bevel gear, dual-gear, gear box gears, planetary gears, ring gear, rack, sector gears, bevel gears, spur gears, sun gear, helical gear, gear shaft, flat gears, spur gears, double layer gear, synchronous pulley, helical gear, sprocket, ratchet, multi-gears, micro-gear, small modulus gear, special gear, differential bevel gear, reducer gears, variable speed gear motor, all kinds of precision gears.

粉末冶金齿轮包括：伞齿轮、双联齿轮、齿轮箱齿轮、行星齿轮、齿圈、齿条、扇形齿轮、锥齿轮、直齿轮、太阳齿轮、斜齿轮、齿轴、平齿轮、正齿轮、双层齿轮、同步轮、皮带轮、螺旋齿轮、链轮、棘轮、多层齿轮、微型齿轮、小模数齿轮、异形齿轮、差速伞齿轮、减速机齿轮、变速电机齿轮、各类精密传动齿轮。

This paper provided a control way based on magnetic-flux and double space vector for the synchronous motor.

摘 要：提出基于磁链参考矢量和双空间矢量调制的矩阵变换器在船用永磁同步电机控制中的策略。

Permanent magnet synchronous motor is widely applied in the industrial estate because of its high efficiency and power factor.

永磁同步电机以其高效率、高功率因数等优点，在工业领域得到了广泛的应用。

This drive mechanism provides power with a linear synchronous motor avoiding friction, elastic distortion, hysteresis and non-linear error, and can realize non-contact support and guidance in the horizontal and vertical directions.

这种驱动方式避免了传统驱动方式造成的摩擦、弹性变形、滞后和非线性误差，实现了平台进给机构在水平和垂直两方向的无接触支撑和导向。

A new precision positioning stage is designed with the adoption of both magnetic suspension and linear drive technology which employs a linear synchronous motor as to avoid friction, elastic distortion, hysteresis and non-linear errors.

设计了一种集磁悬浮技术和线性驱动技术为一体的微电子设备用进给机构。

It does not need an external power supply to excite the rotor field and hence the field winding and slip rings are eliminated. This thesis sets up the mathematical model of the permanent magnet synchronous motor in SIMULINK.

本文主要研究了永磁同步电机交流伺服系统的建模仿真和基于TMS320LF2407A数字信号处理器的系统实现，主要内容如下：建立了永磁同步电动机在dq坐标系中的数学模型，在SIMULINK中建立了仿真模型。

The witness also told the jury at the Royal Courts of Justice in London that he saw a paparazzo fighting with a member of the public who was trying to stop him taking pictures in the minutes before the emergency services arrived.

他还告诉在伦敦皇家法庭的陪审团，在急救服务到来之前，他当时看见一个狗仔队正和一群阻止他拍照的人打架。

The entire N／C program on a tape is made up of an accumulation of these successive data blocks.

纸带上的整个数控程序由这些连续数据单元连接而成。