本文是对无刷直流电动机做出深入的剖析与设计。
This paper intends to make a better on the Design of Brushless DC motor.
提出了一种新的低成本四开关无刷直流电动机驱动系统。
A new four-switch brushless DC (BLDC) motor drive system with a low cost was proposed.
着重分析无刷直流电动机(BLDCM)电枢电流波形。
实验结果证明这是一种无刷直流电动机的高性能速度控制器。
Experimental results show that the proposed speed controller provides a high performance.
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).
因此，对无刷直流电动机的应用，必须考虑其转矩脉动的抑制问题。
So the compensation of pulsating torque is very importance for the application of PMSMs.
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.
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.
本文正是基于这一考虑，对无刷直流电动机的控制技术与控制方法进行研究。
In view of above-mentioned reasons, this thesis makes a detailed study on the control technology and methods to BLDCM.
介绍基于MC33035高压无刷直流电动机控制器尖峰电流的几种抑制方法。
This paper introduces the suppression methods of spike current in the high voltage brushless DC motor controller based on MC33035.
根据无刷直流电动机的特点和DSP芯片的功能，提出了基于DSP的控制方案。
According to the characteristic of BLDCM and the function of the chip, sensor control solutions which are based on DSP technology are presented.
根据无刷直流电动机的特性，讨论了数字pid控制系统的设计原理和实现方法。
The design principle and realization method of the digital PID control system are discussed according to the characteristic of DC brushless motor.
介绍了小容量无刷直流电动机（BLDCM）热阻和热导参数的含义和测量方法。
The paper introduced the concepts and their corresponding measuring methods of thermo-resistance and thermo-conductivity of small BLDCM.
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.
高速条件下，无刷直流电动机的电流换向产生严重滞后，导致转矩下降并伴随脉动。
Serious commutation lag occurs when a Brushless DC Motor (BLDCM) operates at high speeds, and this leads to torque decline with ripple.
文中对无铁心无刷直流电动机的电枢制造技术进行了研究，实践证明其工艺是可行的。
The technological equipment and the manufacture technology of the CBLDCM are investigated in this thesis finaly. The technological process is proved available by practice.
结果表明此无刷直流电动机的网络控制方案可行，为实现更复杂的远程控制提供了参考。
The result shows that the network control of brushless DC motor comes true, it provides reference for the more complex long-distance control.
卫星姿控飞轮是由三相轮流换向无刷直流电动机驱动的，采用力矩控制(电流反馈)模式。
Satellite attitude control flywheel is driven by three-phase alternate commutating brushless DC motor, schema of which is torque control model (current feedback).
介绍了一种新的无位置传感器无刷直流电动机的转子位置检测方法-速度无关位置函数法。
A novel method of rotor position detect for sensorless brushless DC motor was introduced, that was the method of speed-independent position function.
研究了基于TMS320 LF 2407a的飞轮用无刷直流电动机的数字化速度控制方案。
This paper presents a TMS320LF2407A DSP-based digital speed-control scheme of brushless direct current (BLDC) motor used in flywheel.
本文对双极性调制的无刷直流电动机仿真分析了转速和调制频率对转矩影响同时给出仿真结果。
This paper simulates and analyses the torque pulsation because of the modulation frequency and speed variation under ambipolar pulse width modulation, at the same time the results are given.
介绍一种用于人工心脏轴流式血泵的无位置传感器无刷直流电动机闭环调速控制系统的电路设计。
A kind of closed loop timing control system based on position-sensorless control for axial blood pump of artificial heart brushless DC motor is introduced in this paper.
作为多旋翼微直升机的驱动器，微型无刷直流电动机具有结构简单、制造方便、无换向火花等特点。
As the driver of the micro multi-rotor craft, the micro BLDC motor was of simple structure, easy fabrication, non commutation spark and so on.
无刷直流电动机在高性能驱动应用中具有良好的调整性能、高电压、高转矩、高体积比以及无电刷的优点。
Brushless direct current motors and have advantages of good adjustment performance, high voltage, high torque, high volumes ratio in high performance drive.
但是，无刷直流电动机运行中存在转矩脉动问题，对实现更精确的位置和更高性能的速度控制有极大影响。
But the BLDCM has the disadvantages of torque pulsation, which is in the way of achieving accurate position and speed of higher performance.
着重分析了电流参考信号超前角(滞后角)、系统参数和驱动方式对无刷直流电动机系统动态性能的影响。
The influence of the leading Angle (lagging Angle) of the current reference signal the parameters and drive mode of the system to the dynamic characteristics are analyzed.
文章重点阐述利用无刷直流电动机构建的井下压力闭环实验装置和以无刷直流电动机为控制核心的软件平台。
The paper places emphasis on the closed-loop system of pressure based on BLDC motor and the correlative software.
采用有限元法计算分析了定子偏心与转子偏心对无刷直流电动机的气隙磁场、定位力矩及单向磁拉力的影响。
The effects of stator and rotor eccentricity on the magnetic field distributions, cogging torque and unbalanced force were calculated in this paper by using finite element method (FEM).
采用有限元法计算分析了定子偏心与转子偏心对无刷直流电动机的气隙磁场、定位力矩及单向磁拉力的影响。
The effects of stator and rotor eccentricity on the magnetic field distributions, cogging torque and unbalanced force were calculated in this paper by using finite element method (FEM).
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