direct current

Power control of PWM rectifier s using direct current control

基于直接电流控制的PWM整流器功率控制

In this paper, constant frequency EPGS and Voltage Direct Current ( HVDC ) , as an example, is simulated.

本文是以恒频交流电源系统和 高压直流电源 系统为例来进行建模和仿真.

Adopted unique ventilation system and rotational direct current motor stabilize the hot airflow.

采用独特的导风系统及旋转式直流电机,恒定预热风量.

Improvement to direct current driven electronic control system in portal crane

直流驱动的门机电控系统改造

The convertor station is one of critical facilities in direct current transmission engineering construction.

换流站是直流输电工程建设中的关键性设施之一.

Transformer cannot operate on direct current, which would burn out the wire in the transformer.

变压器不能使用直流电, 因为直流电会烧坏其中的电线.

The exploration depth of Audio Magnetotelluric Souding ( AMT ) is deeper than of direct current prospecting.

音频大地电磁测深相对于传统的直流电法勘探具有不受高阻层屏蔽、勘探深度大等优点.

If the electric field added is unchangeable, what produces is the direct current.

如果所加的电场不变, 产生的是直流电.

Power Direct Current ( DC ) input and Alternating Current ( AC ) input were designed respectively in this thesis.

本文设计了直流输入和交流线电压输入下的平面 介质阻挡 放电光源的高频高压电源电路.

The output current monitoring system of direct current power supply

直流电源输出电流监测系统

Direct current cannot use transformers to change voltage.

直流电就不能用变压器来改变电压.

It is common for the direct current circuit to be interfered by alternating current voltage.

直流回路受到交流电压干扰,是控制回路中容易产生的现象.

The method is also fit for analyzing bearing of aero direct current start dynamo and alternator.

此方法同样适合于航空直流起动发电机和交流发电机轴承的受力分析.

Strengthen control of production process and reduce consumption of direct current

强化生产过程控制降低直流电消耗

Thermal recovery boiler, the key equipment of heavy crude extraction, is a direct current horizontal boiler.

热采锅炉是热力开采稠油的关键设备, 为卧式直流锅炉.

A direct current is a current which flows in one direction only.

直流电是沿着一个方向流动的电流.

Its application to permanent magnet direct current motor design expert system verifies its validity and effectiveness.

并将其应用于永磁直流电动机设计专家系统,提高了设计效率,应用结果证明该策略是正确、有效性的.

Direct Current ( DC ) Direct current is current with no reversals in polarity.

直流直流是指没有正负极性往复变化的电流.

The direct current will cause problems only if you travel upstream.

单向水流只有在你逆流而上时才会造成麻烦.

A device for converting alternating into direct current.

把交流变为直流的器件.

We used to weld pipes with direct current ( D . C ) are welder ( alternating current A . C. welder ).

我们总是用直流 ( 交流 ) 电弧焊机焊接管子.

At the moment, data centres perform many conversions between alternating current ( AC ) and direct current ( DC ).

目前, 数据中心在交流电和直流电间要进行多次转化.

The current flowing in one direction is called direct current.

馈电电流-电话装置的沿着一个方向流动的电流叫做直流电。

Currents from electric batteries are called direct current.

来自电池的电流称为直流电.

And build brand direct current position and navigation by making use of radar monitor.

运用雷达图监测原理建立品牌导航定位系统.

The Design of Simple Numerical Control Direct Current Power Supply

简易数控直流电源的设计

What does DC mean? DC means direct current.

直流)意味着什么? DC就是直流电.

Direct current and below they are brandishing buoyantly folding fan, thought boundless.

顺流而下的他们轻飘飘的挥动着折扇, 思想漫无边际.

Some kinds of batteries can be recharged by connecting them to a source of direct current.

一些型号的电池可以连接到直流电源上进行充电。

The hot simulating test research of single electrode direct current arc furnace

单电极直流电弧炉热态模拟试验研究