查询词典 cogging

On this basis,back electromotive force without load and with load is researched,simulated and analyzed,and cogging torque is analyzed and calculated in different dimensions of magnetic steel.

在此基础上，仿真了空载和负载下的电机反电动势，并且对不同磁钢尺寸下的定位力矩进行了分析计算。

The research indicated that if the least common multiple between the slot and pole is 2pQ,and the greatest common divisor is 1,the cogging torque can be greatly reduced.

研究表明：当定子槽与转子极的最小公倍数为2pQ、最大公约数为1时，齿槽转矩最小。

Use the finite element analysis method to analyze the flux density, cogging force and the force density.

介绍了3种不同结构形式的永磁同步直线电机，基于3个不同的有限元模型，对电机的气隙磁密、齿槽力和力密度进行了分析。

A novel tubular permanent magnet linear servo motor was proposed. The motor applies the axial magnet array topology of the secondary rod, and the air-cored armature windings and slotless structure of the forcer, which totally eliminates the cogging force of general permanent motors.

介绍了一种圆筒型永磁直线伺服电机，电机次级采用轴向磁通结构，初级采用无铁心空心式绕组设计，完全消除了传统有铁心永磁电机固有齿槽效应所引起的推力波动问题。

On the basis of the calculation results, the cogging torque, rotation induced voltage and static torque is calculated.

利用磁路元的计算方法，计算了电机的定位转矩、旋转感应电压和静转矩，本文采用的磁路元法弥补了传统的永磁磁路计算方法之不足，计算精度能够满足工程计算的要求。

It is stated that it is not a easy thing to determine the precise value of the small cogging torque using the magnetic field numerical calculation method.

利用二维有限元法，解算了新型交流伺服电动机的空载场，并以此为基础，计算了电机的定位转矩，旋转感应电压和静转矩。

To high-precision ring permanent magnet torque motor servo system used in direct drive numerical control rotary table with the request of smooth operation at low speed, the precision is mainly restricted by cogging torque.

中文摘要：对于要求在低速下能够平稳运行的高精度直接驱动数控转台用环形永磁力矩电机伺服系统，它的定位精度主要受到以齿槽转矩为主的扰动力矩的影响。

Cogging torque is one of the main concerns of permanent magnet motor.

齿槽转矩的削弱是永磁电机的难点和研究重点之一。

With the id￠=0 vector control and the feedforward compensation of cogging, the minimum force ripple and maximum efficiency control of non-sinusoidal BEMF SPM motors can be obtained.

考虑永磁磁链谐波对永磁磁链导数矢量幅值及相位的影响，通过引入d￠q￠轴坐标系，提出一种id￠=0的非正弦波BEMF SPM电机矢量控制新方法，结合齿槽前馈补偿可以实现非正弦BEMF SPM电机的最小推力纹波最大效率控制。

The stator pole and rotor magnet surfaces may be sloped with respect to each other, the angle therebetween being selected to obtain desired cogging torque compensation.

定子极和转子永磁体可以关于彼此相互倾斜，选择它们之间的角度以获得所需的顿转扭矩补偿。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。