开发了一种基于电流闭环反馈控制的数控直流恒流源，介绍了该电路的设计思路。
DC constant current power supply circuit based on current closed-loop feedback control is brought (forward) in this paper and how to design the circuit is also emphatically introduced.
以三端稳压集成电路LM317为基础，设计了一种16级数控直流稳压电源，介绍了该电源中可调电阻的选取与实现。
In this paper, a 16 stages digital controlled DC stabilized voltage source based on LM317 is designed. Selection and realization of the adjustable resistance in this source is introduced.
直流伺服电动机通常作为原动力在 计算机、数控机械、或其他应用程序启动和停止是快速、准确。
DC servo motors are normally used as prime movers in puters, numerically controlled machinery, or other applications where starts and stops are made quickly and accuray.
通过一个以直流伺服电机驱动的半闭环数控系统的实验分析，表明比传统的计算结果有更 高的精度和 可靠性。
The experimental analysis of semi-closed cycle numerical control system driven by direct current servomotor shows that it is more precise than the traditional calculation result.
介绍了一种基于DSP的无位置传感器无刷直流电动机全数字数控系统。
The paper introduce a digital machine tools drive system of sensorless brushless DC motor.
介绍了一种基于DSP的无位置传感器无刷直流电动机全数字数控系统。
The paper introduce a digital machine tools drive system of sensorless brushless DC motor.
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