Research of PDF and PDFSV in speed control of DC motors;
PDF和PDFSV在直流电动机速度控制中的应用研究
Design of embedded software controlling DC motor using DSP;
DSP控制直流电动机的嵌入式软件设计
Application of electronic velocity measuring system in high-power DC motor;
电子测速系统在大功率直流电动机上的应用
And the direct current motor is given.
介绍了由Silicon Labs公司C8051F001/2/5/6/7系列单片机自身具有的12位精度SAR ADC实现A/D转换的方法,此方法无需任何接口电路,无需专用模拟转换器,降低了开发成本,减小了电路体积,可广泛应用于各种便携式装置,还介绍了基于A/D系统的单极性直流电动机的驱动方法。
And we expect the direct current motor with the input u*(t) to make rotational speed ω reach the steady rotational speed within short time.
利用苏联学者庞特里亚金的极小值原理和Bang-Bang控制原理等最优控制知识,在直流电动机拖动系统的电枢电压u(t)不大于额定电压的条件下,进行理论分析与讨论,求出输入电压u*(t),希望直流电动机在输入电压u*(t)的作用下,用最短的时间使角速度ω达到预定的任意稳定转速,并用MATLAB作图仿真和检验。
With the excellent function of Flash about cartoon,this soft can monitor the lighting change of bulb and the rotating speed change,the sound change of direct current motor,which are common load in power electronic circuit,as while as the control angle α is changed.
基于NI公司的Labview软件开发平台,借助于Flash软件优越的动画显示功能,针对相控电力电子电路常用负载———灯泡负载和直流电动机负载,以三相整流电路为例完成了随着控制角α的变化,电力电子负载动态监测软件的开发。
Based on the analysis for structure and application characteristics of gasoline hedgerow prune machine,brought forward a scheme that using accumulators as energy sources,DC electromotor substituting the gasoline motor,realized figuration in one step by pruning simultaneously on the three hedgerow surfaces to be pruned,a go-cart substituting hand holding operation of workers.
在对汽油绿篱修剪机的结构和使用特点进行详细分析的基础上,提出用蓄电池提供能源、直流电动机替代汽油机驱动、在三个需要修剪的绿篱修剪面上同时修剪以实现一次成形、用推车支撑剪刀替代工人手持的绿篱修剪方案。
The DC electromotor is driven by its pulse-width modulation output,thus further controlling the velocity and the trend of targets.
系统采用PIC单片机作为控制元件,通过其脉宽调制输出功能来驱动直流电动机,进而实现对靶子速度和转向的控制。
The paper researches and designes the circuit diagram between magnetic flux Φ and magnetizing current Iφ on DC electromotor.
本篇文章主要是研究设计直流电动机的磁通φ与磁化电流Iφ关系的电路原理图。
force ventilated DC motor
强制通风式直流电动机
General specification for wound field DC servomotors
GB/T14819-1993电磁式直流伺服电动机通用技术条件
The Research and Design on the Direct-driven Wind Power Generation System
直驱式风电机组变流控制系统的设计与研究
ventilated totally-enclosed motor
全封闭通风式电动机
enclosed separately-ventilated motor
封闭式外通风电动机
enclosed self-ventilated type motor
封闭式自通风电动机
General specification for DC servomotors with wounded disc armature
GB/T14818-1993线绕盘式直流伺服电动机通用技术条件
General specification for permanent magnet DC servomotors
GB/T14817-1993永磁式直流伺服电动机通用技术条件
" Permanent magnet direct current torque motors, general specification for"
GB/T10401-1989永磁式直流力矩电动机通用技术条件
Design of direct-drive air compressor drived by permanent magnet brushless DC motor
直流无刷电机驱动的高压便携式空压机研制
Ship-borne mobile-servo system based on BLDCM controller
基于无刷直流电机控制的船载动中通伺服系统
Research on Suppression for Diode Freewheeling of Inactive Phase in High-speed BLDCM Using PAM Strategy
PAM调制方式下高速无刷直流电机非导通相续流抑制方法研究
The Speed-Torque Characteristic and the SR System of AC Motor with the Vector Direct Control Method of the Rotator Current;
转子电流矢量直接控制方式交流电动机机械特性及其调速系统
Research on the New-Type Direct Electro-Pneumatic Brake System and Its Key Technology;
新型直通式电空制动机及其关键技术研究
Design and Control of Permanent Magnet Brushless DC Wheel Motor
轮毂式无刷永磁直流电动机的设计与控制
Design of Disk Brushless DC Motor and its Controller
新型盘式无刷直流电动机及其控制器的设计
Research on Novel PWM Method in Brushless DC Motor Based on PSpice
基于PSpice的无刷直流电动机新型PWM调制方式研究
Research on DC Machine-Based Wind Turbine Simulator
基于直流电动机的风力机模拟器研究