Fixed brush type polyphase series motor 固定电刷式多相串励电动机
Though analyzing the disadvantages of the brush motor in ZD6 type Electric Switch Machine, this paper introduces the replacement of brush motor by brushless DC motor and specific reliability measures. 分析了ZD6型电动转辙机有刷电机的缺点,介绍了无刷直流电机取代有刷电机的方案及可靠性措施。
Research on Hybrid Drive Technology of Brush DC Motor and Brushless DC Motor Based on CPLD 基于CPLD的有刷和无刷直流电动机混合驱动技术研究
The utility model discloses a tooth brushing utensil used in people's daily lives, comprising four parts of a hair brush, a motor, batteries and a maneuvering part. 一种用于人们日常生活中的刷牙用具,整个装置是由毛刷、电动机、电池和操纵四个部分组成。
It is the same as WZR No Brush self-controlled motor soft starter. 与WZR无刷自控电机软起动器方式一致。
Mainly specialized in the production of brush for motor and brush holder assembly, various kinds of special graphite, ceramics and composite materials. 主要生产电机用电刷及刷架总成产品、各种特种石墨、陶瓷以及复合材料。
In order to prolong the service life of such parts as electric brush in motor, the composite with excellent electric propertise and wear-resistance should be used for manufacturing these parts. 针对电机上电刷等部件服役寿命短的实际问题,采用有机泡沫浸渍法制备了多孔陶瓷;
Then the cleaning brush driven by the motor moves in the water tank so as to clean the dirt on soles. 当脚踏上踏脚板上,电源接通,电机带动清洗刷在水箱中运动以清洗鞋底污物。
Aimed at the feature that the locality of axis of the armature mmf is determined by the brush in dc motor, a new concept on clamp is proposed. 针对直流电动机中电枢磁动势的轴线位置由电刷决定的特征,提出了箝位概念,指出自控变频乃是箝位效应的直接后果。
Some key techniques in design of brush type ultrasonic motor using longitudinal and torsional vibration modes 电刷式纵扭型超声电机结构设计中的关键技术
Main ideas of designing a brush printed circuit motor which directly affect the characteristics of the designed motor are described here. 阐述了印制绕组电机的设计要点,这些要点将直接影响到印制电机的性能。
Secondly, fuzzy theory and fuzzy control is introduced generally. Then, the computer control system of electrolytic cleaning line and brush roll motor current load fuzzy control system are designed. 其次对模糊理论及模糊控制进行了综述,接着介绍了电解清洗线计算机控制的系统设计,并设计了刷辊的电流负荷模糊控制系统。
On the manufacture of carbon brush for motor 试论汽车暖风电动机用电刷的研制
Brush square ware DC motor control system based on DSP 基于DSP方波无刷直流电动机控制系统
This paper describes the operating principle of the square-wave brushless DC motor. The position and speed-current close-loop control system for the square-wave brush DC motor is simulated and analyzed, and real-system can be designed under the guidance of the simulation results. 本文介绍了无刷直流电动机的工作原理,对无刷直流方波电动机位置、转速、电流闭环控制系统进行了仿真分析,并利用仿真结果来指导实际系统的设计。
The speed-adjustment system of brush DC motor based on wavelet ANN 基于小波神经网络控制的无刷直流电机调速系统
The motor is widely applied in FA equipment, could be hopeful to replace brush dc motor, and develops on the direction of high speed, fine performance and low cost. 无刷直流电动机在工厂自动化设备中应用广泛,可望取代有刷直流电动机,并向着高速、高性能、低成本的方向发展。
This paper mainly researches and designs fuzzy control system used in brush roll motor current load control and establishes its object model successfully used in simulation in the lab. 本文主要研究和设计了冷轧带钢电解清洗线上刷辊马达电流负荷控制的模糊控制系统并做了建模与仿真。
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。
My research item-the laser scanning system at a high speed utilizes permanent magnetism direct current generator without brush and the stepper motor to drive reflector achieving television video scanning. 我所研究项目&激光高速扫描系统就是利用了永磁无刷直流电机和步进电机驱动反射镜实现电视图像的扫描。
This section describes the advantages of permanent magnet brushless of DC motor in detail, and compares the permanent magnet brush DC motor. 其中详细的叙述了永磁无刷直流电动机的优点,并和永磁有刷直流电动机进行性能比较。
The brushless DC motor adopts the electronic commutation, instead of mechanical commutation and wire brush. The DC motor has the favorable governing performance of the DC motor, as well as a simple structure, reliable operation, easy maintenance, etc of the AC motor. 其中无刷直流电机是利用电子换相替代机械换相和电刷,既具有直流电动机良好的调速性能,又具有交流电机结构简单、运行可靠、维护方便等优点,在众多领域中得到了广泛的应用。
Brush DC motor is the traditional motor which uses brush to make current physical commutation. 直流电机是一种采用电刷装置使电流进行物理换向的传统电机。
Besides owning the good characters of Brush DC motor, it also has some other advantages such as long life, low noise, reliable operation, and can be regulated in a large range smoothly due to its non-contact commutator. 它采用非接触式换向,除了具有有刷电机的一系列优点外,还具有寿命长、噪声低、运行可靠以及能在较广范围内平滑地调速等一系列优点。
Finally, the hardware of electronic control unit are introduced, including the sensor signal acquisition circuit and the permanent magnet brush DC motor drive circuit. 最后给出了电动助力转向控制系统电子控制单元硬件设计方案和传感器信号采集电路以及永磁有刷直流电动机的驱动控制电路。
Since the traditional brush motor market nearly saturated, the enterprise is looking for some new profit growth point. While increasing R& D investment, they should focus on comprehensive risk analysis. 有刷电机产品市场已近饱和,企业为寻求新的利润增长点,在加强研发投入的同时,必须对此类项目进行全面的风险分析。
Brushless DC Motor in overcoming a brush DC motor machinery commutation faults, meanwhile has simple structure, reliable operation and good performance of speed etc, so in many fields used widely. 无刷直流电机在克服了有刷直流电机机械换相缺点的同时,又具有结构简单、运行可靠以及调速性能好等优点,在很多领域中得到了广泛的应用。
Brushless DC motor is a brush DC motor, based on, and with the power electronics technology and the emergence of new magnetic materials and developed a new type of mechanical and electrical integration of special motor. 无刷直流电动机是在有刷直流电动机的基础上,并随着电力电子技术的不断创新和新型永磁材料的涌现而发展起来的一种新型机电一体化特种电机。
Brushless DC motor replaces the mechanical commutation of brush DC motor with electronic commutation. It has been widely used in all areas of the national economy because of its excellent speed performance. 无刷直流电机以电子换向替代了有刷直流电机的机械换向,以其优良的调速性能在国民经济的各个领域得到了广泛应用。
The motor is a kind of electromechanical conversion device, the general type ofDC motor using mechanical brush for motor winding commutation. 电机是一种机电转换装置,普通型的直流电机利用机械电刷进行电机绕组的换向。