Safe; Low voltage dc 12V power supply , so it's very safe.
安全；采用低压直流12V供电电压，因此使用上非常安全。
A new leak current model of high voltage DC leak detection is developed.
建立了填埋场渗漏检测高压直流电法漏洞电流模型。
Low voltage DC power is also provided for control power and emergency power.
低压直流电作控制电源和应急电源。
An electrical power transformer that converts 220-250 volts AC current to high voltage DC.
一个把220 ~ 250伏交流电转化成高压直流电的变压器。
Together the DC voltage sources can replace a conventional high-voltage DC voltage source.
DC电压源可一起代替传统高电压d C电压源。
A stepless and contactless IGBT starter for amplitude voltage DC motor has been manufactured.
采用新型大功率器件IGBT研制了一台幅压供电直流电动机无级无触点起动器。
Leakage location of double liner landfill is carried out which is based on high voltage DC method.
利用高压直流电法对双衬层填埋场渗漏检测进行了研究。
High voltage low power DC-DC converter is designed for converting low voltage DC current into high voltage one.
高电压小功率DC - DC电源变换装置，是一种利用低压直流电源产生高电压的电源装置。
This text introduces a relay solution of reliably switching high-voltage DC motor load for Hybrid Electric Vehicle.
介绍了一种能够可靠切换混合动力汽车高电压、直流电机负载的继电器解决方案。
The motor is powered by high voltage DC supply and the current from the fuel cell system is regulated via a DC DC converter.
发动机采用高压直流电驱动，电流转换通过直流-直流转换器实现。
Some people, however, question that standard because over long distances high-voltage DC lines suffer lower losses than AC.
现在有人开始质疑这一标准的适用性，因为在远距离输电的情况下，采用高压直流(HVDC)要比高压交流损耗小。
Some people, however, question that standard because over long distances high - voltage DC lines suffer lower losses than AC.
但是一些人却在质疑这个标准，因为从远距离传输来看，高压直流电缆损失的电量比交流电缆少。
Host and high voltage DC power supply should be grounded with a separate branch lines, and they cannot be connected in series.
主机与高压直流电源应该用单独支线分别接地干线，不得串联连接。
A new leakage detection system based on high voltage DC method was successfully developed through comparison of various methods.
通过对国外填埋场渗漏检测的多种方法的比较，成功研制了基于高压直流电法的渗漏检测系统。
The safety performance of low-voltage DC power equipment is the very important composition part of its product quality whether good or not.
低压直流电源设备的安全性能是其产品质量好坏的重要组成部分。
We should always check the high voltage DC power supply within the current relay, time relay setting value is correct, control is sensitive.
应经常检查高压直流电源内电流继电器，时间继电器的整定值是否正确，控制是否灵敏。
Using suspension of RBC as a "model solution system", a high voltage DC electric field is introduced into its low-cooling-rate freezing process.
本文以红细胞悬液为研究模型，通过在对其进行慢速冻结的过程中引入静电场，具体研究了静电场对降温过程中红细胞悬液冻结特性的影响。
The technology of high voltage DC switching power supply has been successfully developed in advanced countries, but is under development in China.
在国外高压大功率开关电源技术已较为成熟，我国对这方面的研究也一直在进行，但目前还不成熟。
A new method is put forward to measure the PD signals of the high voltage DC generator. Testing results show that this method is accurate and effective.
文中提出了一种测量这种类型发生器局部放电的方法，试验结果表明该方法可以准确反映出发生器内部的局放现象。
The voltage distribution performance of high voltage DC (HVDC) converter valve is one of important research contents about its electric characteristics.
直流输电换流阀的电压分布性能是其重要电气特性之一。
In electronics, a circuit for converting AC voltage to low voltage DC in such a way that the output is regulated to minimize noise and voltage fluctuation.
在电子技术中，把交流电转换成低电压直流电的一种电路。这种电路的输出是经过调整的，使它的噪声及电压波动都很。
The former's major design basis is the parameter of soil resistivity along the pipeline, the crossings of high-voltage DC transmission line with the pipeline etc.
前者的设计依据是沿线土壤的电阻率及输电线路与管道交叉等参数，后者主要是加压站内深井阳极地床。
A new leakage detection system based on high voltage DC method was successfully developed through comparison among foreign methods used in landfill leakage detection.
通过比较国外多种填埋场渗漏检测方法，成功地研制了基于高压直流电法的渗漏检测系统。
This paper analyzes the structure and principle of high voltage DC transmission(HVDC)system, builds a model of 6-impulse bridge HVDC system and makes a emulate on it.
分析了高压直流输电（HVDC）系统的结构和原理，建立了一个6脉冲桥HVDC系统模型并进行了仿真。
The low voltage DC current of the examination electrolyte tank has two power supplies that one is the existing DC power supply, and the other is a new added DC power supply.
本发明具有以下优点：需要新建的整流设备数量大大减少，只需在现有设备的基础上增加一组容量很小的直流电源即可满足试验用电的要求；
It can improve the reliability and quality of the high voltage DC electrical system of airplane to adopt modular power supplies to construct a secondary distributed power system.
采用模块电源构成飞机高压直流电气系统的二次电源分布式系统，可提高供电可靠性和供电质量。
High-voltage dc measurements usually involve a high-resistance voltage divider which usually forms a high resistance to the circuit being measured and thus draws infinitesimal current.
高压直流测量通常需要一个高阻抗的分压器，它对被测量的电路通常形成一个高电阻以便只有极小的电流被分流。
High-voltage DC measurements usually involve a high-resistance voltage divider, which usually forms a high resistance to the circuit being measured and thus draws infinitesimal current.
高压直流测量通常需要一个高阻抗的分压器，它对被测量的电路通常形成一个高电阻以便只有极小的电流被分流。
High-voltage DC measurements usually involve a high-resistance voltage divider, which usually forms a high resistance to the circuit being measured and thus draws infinitesimal current.
高压直流测量通常需要一个高阻抗的分压器，它对被测量的电路通常形成一个高电阻以便只有极小的电流被分流。
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