alternating current

On the basis of analyzing the current wave in three phase alternating current system, the paper put forward a control method to realize zero current interrupt in three phase intelligent AC contactor.

本文通过对三相系统的电流波形分析，提出实现智能交流接触器三相触头的零电流分断控制方案。

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A diode rectifies alternating current.

二极管调整交流电.

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A device used to convert current into alternating current.

反用换流器用于变直流电为交流电的仪器.

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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.

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This iron can only be used with alternating current.

这种熨斗只能使用交流电.

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This is an alternating current generator.

这是一台交流发电机.

《简明英汉词典》

The two basic forms are the DC generator and the AC ( alternating current ) generator or alternator.

两个基本形式,是直流发电机和AC ( 交流电 ),发电机或发电机.

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This is alternating current.

这就是交流电.

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This type of MP 3 player cannot be connected to alternating current.

这款MP3播放机不可以直接插交流电使用.

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Alternating current ( A . C ) is a kind of eletric current that continually surges to and fro.

交流电是一种连续不断来回波动的电流.

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Common DC bus is mainly composed of rectification and inverter unit, with which three-phase alternating current becoming into fixed power direct current, then direct current is again converted into frequency and voltage adjustable alternating current by inverter to control motor speed.

公共直流母线技术主要由整流单元和逆变单元组成，三相交流电经过整流单元以后，变成一定功率的直流电，再经过逆变单元变成频率和电压可调的交流电源，用来控制交流电机的速度。

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Porous alumina was used as template to prepare Co nanowires array film by alternating current method.

以多孔氧化铝为模板,采用交流电沉积的方法制备了钴纳米线阵列膜.

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Either direct or alternating current may be used for driving electric trains.

直流电和交流电都可用来驱动电气火车.

词典精选例句

A device, such as a diode, that alternating current to direct current.

整流器;整流管:一种将交流电流转化为直流电流的装置, 如二极管.

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This paper analyzes the usage of three-factor method in transient state of first-order alternating current circuit, getting the alternating current expression from direct current expression, and proves it by examples.

该文分析三要素法在一阶直流线性电路暂态中的应用，从直流激励表达式推导交流激励表达式，并通过实例加以证明。

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Further complicating matters , electricity flows through the grid primarily as alternating current.

如果发电太慢,系统管理者就必须削减负荷,这麽一来就会造成停电.

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The present form of power systems would be impossible without alternating current.

若没有交流电也就不可能有目前形式的电力系统.

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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.

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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.

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Forbid link alternating current to the output side.

严禁将交流输入电源接至节电器输出端上.

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Besides voltage, resistance and capacitance, an alternating current is also influenced by inductance.

除了电压 、 电阻和电容之外, 交流电还受电感的影响.

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A generator shown in the above diagram produces alternating current.

下列简图显示出发电机产生交流电.

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Sale: General merchandize, hardware, alternating current, product of chemical industry.

销售: 百货, 五金 、 交电 、 化工产品.

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This approach was unconventional because most contemporary experimenters employed a single alternating current in their systems.

这个办法并不寻常,因为当时大部份的实验者在他们的系统里,都是采用单一的交流电.

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Hope it could instruct the chose of the power alternating current squirrel case motor's starting mode.

希望对低压交流电机起动方式的选择能起到指导作用.

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This paper gives a practical research . Usually , fluorescent lamps are drived by monophase alternating Current.

本文介绍了将荧光灯由常用的单相交流供电改为三相交流供电的燃点方法.

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The internal failures of Alternating Current motor are divided into mechanical failure and electric failure.

交流电动机的内部故障可分为机械故障和电气故障.

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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.

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This symbol means an alternating current ( AC ) power line.

这个符号表示交流 ( AC ) 电源线.

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By calculating the alternating current conductivity, the relationship among the electric field 、 temperature and conductivity is analyzed, and the effect of disordered degree on the alternating current conductance is discussed.

通过计算具有20000&65000个格点的无序体系的交流电导率，分析了交流电导率与温度及外场频率的关系，讨论了无序度对交流电导的影响。

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