The core of electric power circuit probably is big power switch unit, and it's most important that it runs stably and safely.
电力电子线路的核心多为大功率开关器件，其稳定安全运行至关重要。
Researchers have discovered that there's enough power in living trees to run an electric circuit.
研究人员发现，活树上的能量足以使电路运转。
Then, the main power circuit taking electric electronic component IGBT as key device is designed.
设计了以电力电子元件IGBT为核心器件的功率主电路。
An Electric power parameters measuring device based on MSP430F149 was introduced. The design of hardware circuit and software of the device was introduced.
介绍了基于MSP430F149单片机的电力参数检测仪，给出了电力参数检测仪的硬件电路、软件设计方法。
The power consumed in an electric circuit is measured in watts or kilowatts.
电路里消耗的功率是以瓦或千瓦来计量的。
Current, electromotive force, or power supplied to an electric circuit, network, or device.
电流，电能，电力供给电路、网络或设备的电流、电动力量或电力。
Among them still include the design of the watchdog electric circuit and the design of the power supply electric circuit.
其中还包括看门狗电路的设计和电源电路的设计。
The increase of electric power and growing transmission networks leads to very high short circuit currents.
由于电力系统容量和并网规模的扩大，导致系统故障电流迅速增加。
Breadth power supply electric voltage short circuit auto protect.
宽电源电压，短路自动保护。
Used in the electric circuit of heater, power supplier and soft PCB.
更应用在点热器的电路、电源供应器及软性印刷电路板的电路上。
The development of the software for drawing voltage waveform of the thyristor circuit with VB is realized in order to make power and electric teaching easy and put it into application.
为方便电力电子教学及工程应用，用VB实现了晶闸管变流电路电压波形图绘制软件的开发。
The traction power rectifier is the key equipment in the circuit of diesel locomotive with electric transmission.
牵引整流柜是电传动内燃机车的主电路的的整流设备。
The electric performance of this oven shall be checked prior to power connection, and be cautious whether there is short-circuit or leakage.
通电前，先检查本箱的电气性能，并应注意是否有短路或漏电现象。
Analysis and test of speed controller circuit of certain electric bicycle is performed to find out the reason for a frequent burn-out of power FET of the original controller during working.
通过对某种型号电动自行车调速控制器的剖析及试验，找出了原控制器使用过程中频繁烧坏功率场效应管的原因，研制出了一种改进型控制器电路，从根本上解决了原电路存在的问题。
The article mainly discusses the circuit of electric pressure multiplier and its stability at the changes of electric current and electric pressure of the power.
本文论述了电压倍增器的电路及对电流变化和电源电压变化的稳定性。
This text introduces category and reason of electrical breakdown, deals with the methods of checking up the power supply, electric circuit and equipment and gives out some concrete countermeasures.
介绍了电气故障的种类、产生的原因，详述了电源、电路、设备和元件故障的查找方法，对常用电气设备的故障原因、查找方法，做了具体的叙述。
Power circuit, display device, electronic device and electric power transmission method.
电源电路，显示装置，电子装置与电力传送方法。
This paper describes the method of constructing the model for thyristor device which used for power electric circuits and presents a nonlinear lumped equivalent circuit model for it.
本文讨论了用于功率电子电路的晶闸管模型的建立方法。给出了一个适用于计算机辅助设计的非线性集中参数的晶闸管等效电路模型。
A switching circuit, method and control unit (1) for controlling electric power supply for lighting fixtures.
一种用于控制用于照明设备的电源的开关电路，方法和控制单元(1)。
It is very important to select correctly the essential parts of high voltage power supply circuit for electric vehicle on safety, reliability, complete vehicle life and cost.
高压动力线路关键部件的准确选择，对电动汽车的安全性、可靠性、整车寿命以及成本都有及其重要的意义。
Brief Introduction of the Application of Secondary Electric Circuit Measures of Anti-Interference in Dalate Power Plant Practical Production.
浅谈二次回路抗干扰措施在实际生产中的应用。
The load obtains the maximum power transmission when loaded impedance and power source internal resistance for conjugate match in sine stable state electric circuit.
在正弦稳态电路中，当负载阻抗与电源内阻抗为共轭匹配时负载获得最大功率传输。
Besides the storage battery charging, it works as a stable 110v auxiliary power supply which provides electric energy to the control system and signal produced circuit.
它除了给机车上的蓄电池充电之外，还给机车提供稳定的110V辅助电源，为控制系统以及信号发生电路供电。
This paper simply described several algorithms of reactive power, and investigated reactive power theory of the non-sinusoidal electric circuit and its algorithm of measurement.
简述了几种常用的无功功率测量算法，对非正弦电路无功功率理论及其无功功率测量算法进行了研究。
The basic characteristics of PS21963 intelligent power model is displayed in brief, and a circuit design about platform driving and electric current sampling is put forward.
介绍了基于PS 21963平台用无刷直流电动机集成化驱动及电流采样电路设计方案，进行了相应的实验研究。
Automatic shutoff power semiconductor widely applied in electric circuit such as SM's power, ac variable-frequency power etc. But burning tube often affected its reliability.
自关断功率半导体器件在步进电机电源、交流变频电源等电子线路中应用广泛，而烧管子问题严重影响自关断器件工作的可靠性。
The system has been applied to the training system for electric drive system of DF4D and DF11 locomotive as well as for the circuit of 25k air-conditioner power generation car.
该系统已在DF4D型、DF11型机车电传动培训系统和25K空调发电车电路培训系统中得到正式运用。
Reactive power measurement of non-sinusoidal circuit is the hot-spot research in Electric power System.
非正弦电路的无功测量是当前电力测量研究的热点。
This project is applied to the control circuit of the frequency converter power source of for measuring ground resistance in an electric substation.
此方案成功地应用于变电站接地电阻测量变频电源控制电路中。
The paper mainly introduces the design method of power supply and earth-leakage circuit for the electric-coal-drill integrated unit.
本文主要介绍煤电钻综合装置电源与漏电保护电路的设计方法。
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