In view of special applications of multi-pole magnetic permanent torque motor used for precise numerical control rotary table, motors with higher torque density and lower torque ripples are needed.
针对精密数控转台伺服直接驱动用多极永磁力矩电机的特殊应用问题(要求电机有较大的转矩密度且较小的转矩波动),在分析该种电机的特殊结构的基础上,提出一种新型不等齿顶宽结构,以提高绕组利用系数,加大电机的转矩密度;并采用转子斜极的方法,可在有效消除转矩波动的同时,电机仍保持较高的绕组利用系数。
However, torque ripple generated in commutation period is the main drawback of BLDCM, which make the application of BLDCM in the high accuracy system impossible.
但是,永磁无刷直流电机存在较大的转矩波动,这就限制了它在高精度系统中的应用。
According to the change of the motor parameters, the torque ripple is analyzed based on the model .
永磁交流伺服电动机的转矩波动直接影响系统的控制精度,是最为关注的伺服性能指标之一。
A DSP Based Dual-module Control System and Reduction of Ripple Torque of BLDCM;
基于DSP的无刷直流电动机双模控制及转矩波动研究
Since BLDCM has rather ripple torque in operation with low speed, the reasons that give rise to torque ripple on BLDCM have been described in this paper.
无刷直流电动机是一种性能优越、应用前景广阔的电动机,本文针对无刷直流电动机在低速运转时存在着较大的转矩波动的缺点,较为详尽的阐述了无刷直流电动机转矩脉动的产生原因,并针对其原因分别提出了解决的方法。
In view of the problem,a method for torque ripple minimization in a position sensorless control of SRM was proposed by modeling based on flexible neural networks(FNN),which have less nerve cells and quicker learning speed.
针对开关磁阻电机驱动系统中位置传感器及转矩脉动的存在限制其应用范围的问题,提出利用网络结构简单、学习效率高的柔性神经网络对其进行建模,进而对开关磁阻电机无位置传感器控制下的转矩波动抑制方法进行了研究。
A Switching Table to Decrease Torque Ripple for the PMSM DTC Drives
一种减小永磁同步电机直接转矩控制系统转矩波动的开关表
Torque Ripple Minimization in PM Synchronous Motors Based on RBF Neural Networks;
永磁同步电动机的神经网络转矩波动补偿
Torque Ripple Control for Drive-Train in Variable Speed Constant Frequency Wind Turbines
变速恒频风力发电系统传动链转矩波动控制
Research on the Measures for Reducing the Torque Ripple in Permanent Magnet AC Servo Motor
削弱永磁交流伺服电动机转矩波动的措施研究
The study shows that the magnetic gear has a very small torque fluctuation and an excellent transmission performance.
研究表明,该传动机构转矩波动很小,具有优异的传动性能。
A DSP Based Dual-module Control System and Reduction of Ripple Torque of BLDCM;
基于DSP的无刷直流电动机双模控制及转矩波动研究
The Control Strategy Rearch of Torque Ripple Minimization of the Square-wave Brushless DC Motor;
低转矩脉动方波无刷直流电机控制策略研究
Application of torque ripple rejection based on internal model principle in test turn table
内模原理在转台波动力矩抑制中的应用
Effects of Harmonic Torques of Asynchronous Traction Motor on Locomotive Dynamics
异步牵引电机谐波转矩对机车动力学的影响
Research on Electromagnetic Torque of Six-phase Induction Machine Based on Trapezoidal Phase Current Waveform
梯形波相电流驱动下六相感应电机转矩研究
rectangular-circular waveguide transducer
矩形-圆形波导转换器
It proposes that torque fluctuation coefficient should be regarded as the main basis for evaluatiog the running smoothness of the pump.
提出了以曲轴力矩波动系数γ为评价泵运转平稳性的主要依据。
ratio of running torque
转动力矩比-电位器的
hydromechanical drive rotary torque
液压-机械驱动转盘扭矩
Research on Torque Ripple Reduction of Three-Level Inverter in Direct Torque Control System;
三电平直接转矩控制减小转矩脉动PWM算法研究
Strategy to Decrease Torque Ripple in Asynchronous Motor Direct Torque Control
异步电机直接转矩控制转矩脉动抑制策略
Research on Torque Ripple Reduction of Direct Torque Control System Based on DSVM
基于DSVM的直接转矩控制系统转矩脉动减小研究
New Structure of Broad Band Coaxial-Rectangular Waveguide Transition in UHF Band
UHF宽带同轴-矩形波导转换器新结构