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In this thesis, direct digital control (DDC) system of the DC motor speed regulation is designed, with the use of MOSFET, a kind of silicon power field controlled devices. Obvious effect has been achieved when applied in testing site. 本课题应用先进的功率场控器件MOSFET为控制器件，根据加工工艺的要求，设计出直接数字控制型直流调速计算机控制系统，并应用于现场，取得明显的效果。
DC motor speed regulating 直流电机调速
Design of the DC motor speed regulation system with anti-windup proportional integration controller 直流调速系统抗环绕比例积分控制器的设计
REALIZATION OF NO TOUCH AND STEPLESS DC MOTOR SPEED REGULATION USING SINGLE-CHIP MICROCOMPUTER 用单片机实现直流他激电机的无触点无级调速系统
DC motor speed regulator 直流电动机调速器
DC motor speed to achieve the first to convert AC DC, which requires rectification circuit. 要实现直流电机调速首先要把交流电转换为直流，这就需要整流电路。
The controller of the DC motor speed adjusting system is developed,which is based on ITAE optimum control theory com-bined with PI control. 提出了一种用于直流电机调速系统的控制器设计方法,该方法主要基于ITAE最优控制理论,并结合PI控制。
Abstract: The controller of the DC motor speed adjusting system is developed, which is based on ITAE optimum control theory combined with PI control. 摘要：提出了一种用于直流电机调速系统的控制器设计方法，该方法主要基于ITAE最优控制理论，并结合PI控制。
Design of Wide-range Speed Regulating System for DC Motor 直流电机宽调速系统设计
Modified formula for sensorless DC motor speed estimation was proposed through the test for relationship between the current ripple frequency and the rotation speed in a 4-pole DC motor. 摘要根据4极直流电动机的转速与脉动电流频率关系的实验结果，对现有的无传感器直流电动机测速公式提出了修正意见。
Aim to repair the DC motor control system for some submarine,this paper introduces a feebleness magnetism speed regulation system based on TMS320LF2407DSP,which controls the DC motor effectively. 文章介绍了基于TMS320LF2407的船用直流电机转速稳定系统,实现了对直流电机运行的有效控制。
Design of a Speed Regulating System of a 22 kW DC Motor with an Air-Blower 22 kW直流风机电机恒流调速系统的设计
A simulation modeling of double-fed motor speed regulation for 125MVA AC pulsed M-G set of HL-2A is built using Matlab. 用Matlab建立了HL-2A装置的125MVA交流脉冲发电机组的超同步双馈调速方案中相关参数的仿真模型并进行了前期仿真。
Design of DC Motor Speed Controller Based on FPGA 基于FPGA的直流电机速度控制器设计
Sliding Mode Control of DC Motor Speed Control 直流调速系统的变结构控制
Tri-phase AC induction motor is used as the driving power for roller system.PWM variable frequence speed regulation is applied for motor speed control. 系统的滚筒以三相交流异步电机驱动，采用PWM变频调速方式实现电机的转速控制。
The Design of DC Motor Speed Controller 直流电动机调速系统的设计
DC Motor Speed Controller for Tape Recorder 马达稳速电路
The block of AC-DC Motor Speed Regulation, PLC, Touch-screen, etc. can be networked by Industrial Ethernet or Fieldbus to complete a control system independently. 将交直流调速、PLC、触摸屏等模块通过工业以太网或者现场总线组网，独立形成一个控制系统。
excitation control of DC motor speeds 调磁调速

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