根据永磁无刷电动机制动过程PWM控制的开关管的方式不同,可以分为半桥调制制动方式和全桥调制制动方式。
According to the different PWM module in regeneration of brushless PM motor, there are two kinds of modulation, half bridge modulation and whole bridge modulation.
依据永磁无刷直流电动机的数学模型及其转矩特性,分析了转矩脉动产生的多种原因,并介绍了各种有效的控制策。
According to the mathematical model and torque characteristics of permanent magnet brushless DC motor, the reasons that give rise to torque ripple have been analyzed in this paper.
阐述一种用于全电飞机机电作动系统的双绕组永磁无刷直流电动机。
A permanent magnet brushless DC motor was presented, which will be used for a Electro-Mechanical Actuator (EMA) in a All-Electric Aircraft(AEA).
研究基于智能功率模块IPM构成的永磁无刷直流电动机新型控制器。
A new type of controller of PM brushless DC motor based on IntelligentPower Module (IPM) is developed.
稀土永磁无刷直流方波电机是一种新型电动机,其性能优越,发展前景广阔。
The rare earth permanent magnet brushless DC square wave motor is a new type of motor. With its high performance, the motor shows a broad prospect for further advances.
因此,用无刷直流电动机代替永磁直流电动机作为海洋水下机器人的推进器,无论是理论上还是实际上都具有重大意义。
So, to use permanent magnetic brushless DC motor as the propeller of the ocean robot instead of the permanent magnet DC motor has a great significance both in theory and in practice.
本文从永磁无刷直流电动机的基本工作原理出发,分析了引起转矩脉动的原因并建立无刷直流电动机的动态数学模型。
From the basic operation principles of the permanent magnet brushless DC motor, this paper analyses the producing reasons of torque pulsation and establishes the mathematical model.
永磁无刷直流电动机磁场分布的定量确定对电机性能的预测极为重要。
Quantitative Determinding the distribution of magnetic field of permanent magnet brushless d. c. motor, is very important to analyze its properties.
介绍了一种由电枢和永磁体构成的永磁直线直流无刷电动机。
A linear permanent magnet brushless DC motor (LPMBDCM) composed of an armature and a permanent magnet stator was introduced.
提出了一种新型的车用高功率密度稀土永磁无刷直流电动机。
A novel high power density permanent magnet brushless DC motor for automobile is presented in this paper.
论文针对无刷直流电动机无传感器控制中存在的问题,分别从电机的换相、闭环控制和抗干扰等方面来探讨永磁无刷直流电动机的无传感器控制。
In allusion to the key problem on the control of BLDCM, the thesis discuss some methods about control of it in aspects of commutation of motor, closed-loop control and the disturbance restraint.
主要对永磁无刷直流电动机换相过程进行理论分析,得到引起换相转矩脉动的原因。
The cause of producing the commutation torque ripple was mainly found by means of analyzing the commutation process of permanent magnet brushless DC motor in theory.
本文对于反电动势波形接近正弦的永磁无刷直流电动机,提出一种基于六个离散位置信号的自同步svpwm控制方法,用于抑制电磁转矩脉动。
For the BLDCM which has a sinusoidal back EMF, this paper presents a self-synchronous SVPWM control method using six discrete position signals for minimizing torque ripple.
介绍了一种可用于轴流式人工心脏泵的永磁无槽直流无刷电动机的结构及其驱动方法。
A structural and control method of permanent-magnet slotless brushless DC motor was introduced, which can be used for axial-flow artificial heart pump.
介绍永磁无刷直流电动机采用场路结合方法实现高精度计算机仿真的研究。
The computer simulation study with high-accuracy for the permanent magnet brushless DC motor based on the combination of electric circuit and electromagnetic field solution was presented in the paper.
这篇文章介绍了一种新型管型直线无刷永磁电动机的设计。
This paper presents a novel design for a tubular linear brushless permanent-magnet motor.
摘要单片机控制的永磁无刷直流电动机调速系统适用于电动自行车等小功率的工作情况。
SCM control of permanent magnet brushless DC motor speed control system applicable to electric bicycles, and other low-power work.
永磁无刷直流电动机在驱动领域得到了越来越广泛的应用。
Permanent magnet brushless DC motor (BLDC) has been popularly used in drive area.
高性能的永磁体如钐钴、钕铁硼的问世使得永磁无刷直流电动机的性能大大提高了。
The availability of high performance magnets, like samarium cobalt and neodymium-boron-iron, has made it possible to improve the performance of brushless dc motors significantly.
然而永磁无刷直流电动机调速系统是一个非线性、多变量、时变系统,采用传统的PID控制方法进行控制,难以达到良好的控制效果。
However, since the Permanent Magnet BLDCM speed regulating system is a non-linear Multivariable time-varying one, traditional PID control methodology can not be utilized with good performance.
从有刷直流电动机的绕组模型出发 ,探讨了永磁无刷直流电动机相数的选择以及与之相适应的绕组联接 ,并就绕组的出力情况作了一些分析 。
This paper studies phase selecting and winding connection of brushless DC motor according to brush DC motor winding model, and analyses the effectiveness of winding on working condition.
从有刷直流电动机的绕组模型出发 ,探讨了永磁无刷直流电动机相数的选择以及与之相适应的绕组联接 ,并就绕组的出力情况作了一些分析 。
This paper studies phase selecting and winding connection of brushless DC motor according to brush DC motor winding model, and analyses the effectiveness of winding on working condition.
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