同时给出一种实用直流稳定电源的设计，并从稳压电源、稳流电源、DC - DC变换器三部分进行剖析。
It gives a kind of the practical DC regulated power supply, and takes part regulated voltage supply. Regulated current supply and DC-DC converter.
开关电源把直流电源或交流电源通过它可以获得一个稳定的直流电压源。
Switching power supply or DC power to AC power through it will be a stable DC voltage source.
直流高压电源输出电压和电流的稳定性 ，对产生稳定的电晕电场极为重要。
The stability of voltage and current output from HV DC power supply is very important for generating a stable HV electric field.
直流高压电源输出电压和电流的稳定性，对产生稳定的电晕电场极为重要。
The stability of voltage and current output from HV DC power supply is very important for generating a stable HV electric field.
介绍了一种高精度、低纹波稳定电源用直流有源滤波器的工作原理和控制方法，在此基础上研制了实验装置。
The basic concept and control strategy of DC active power filter used in a high precision and low ripple power supply are presented in this paper, and an experimental device is developed.
NR继电器。长寿命继电器。1表C线圈电压12V直流电源。磁密封型。单面稳定。
NR-relay. Long life relay. 1 form C. Coil voltage 12 V DC. Magnetically sealed type. Single side stable.
变电站直流电源是变电站非常重要的一种二次设备，其性能和质量的好坏直接关系到电网的稳定运行和设备安全。
DC power is a very important secondary equipment in substation, its performance and quality will have a direct bearing on the stable operation of power grids and safety equipment.
在电子电路及设备中，一般都需要稳定的直流电源供电。
Electronic circuits and devices, generally requires a stable DC power supply.
直流高压电源输出电压和电流的稳定性对产生稳定的高压复合电场极为重要。
The stability of voltage and current outputted by HV DC power is important to generate stable high-voltage electric field .
实验结果表明，带有光反馈的恒压恒流直流电源发光稳定，为精确紫外辐射定标提供了高稳定度的紫外光源。
Through the experiment, it is indicated that regulated direct power makes the light source stable and provides the accurate UV radiation calibration with stable ultraviolet light source.
逆变式弧焊电源是新一代的弧焊电源，其特点是速度快，直流输出电流波纹小，电弧稳定，质量小，体积小，能耗低。
The inverter arc welding power source is the new power source and features high speed, small DC current ripple, stable arc, light weight, small capacity and low power consumption.
该电源输入单一交流电压和频率，内部经过交流对直流；直流对交流的变流整流转换后，自行产生-非常稳定纯净的正弦波。
The single AC power input voltage frequency, the internal AC to DC after; DC converter rectifier exchange conversion, self-produced - very stable, pure sine wave.
此直流电压经过LM 7805的稳压和C3的滤波便在稳压电源的输出端产生了精度高、稳定度好的直流输出电压。
The dc voltage after LM7805 on voltage stability and C3 filtering was manostat an output terminal of the produced high precision, stability good dc output voltage.
对直流电源系统的故障快速准确地做出诊断，才能确保直流系统安全稳定的运行。
When the fault of DC power is quickly and exactly diagnosed, the DC power can run safely and stably.
对直流电源系统的故障快速准确地做出诊断，才能确保直流系统安全稳定的运行。
When the fault of DC power is quickly and exactly diagnosed, the DC power can run safely and stably.
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