The system generates a direct current, so using it to power DC devices locally is more efficient than switching to the alternating current needed to feed it back to the grid.
该系统产生的电流为直流电，所以用来驱动本地的直流点装置比将其转化为交流电输入电网来的更有效率。
This system supplies water to boilers by alternating header pipes.
本系统采用切换母管制向锅炉供水。
The principle of "Alternating Engineering and Shade price" is applied to estimate the economic value of water conservation caused by forest ecological system.
采用水源调节“替代工程的影子价格”原理，计算了该地区森林生态系统的水源涵养经济价值。
By this method, we can design a data acquisition system in which an alternating pulse serves as the input signal with a microcomputer.
采用这一新的方法，可用计算机设计输入信号为交替脉冲的这一类数据采集系统。
In the knowledge system of alternating current, the restrictive relationships of some physics quantities are similar with those of mathematical Numbers.
在交变电流的知识体系中，一些物理量的制约关系，与数学中一些数量制约有着相似之处。
This paper puts emphasis on the principle of using microprocessor to control SCR for the adjustment of alternating voltage, and on the hardware system and the flowchart.
本文着重阐述采用微处理器控制SCR交流调压的工作原理，系统的硬件组成及程序框图。
The double enhancement of the high sampling rate of the system is realized by the alternating sampling synthesizing method.
采用交替采样合成方式实现了系统最高采样率的倍增；
This paper briefly introduces a hardware system of the alternating current motor test of the platform with superior natural price ratio.
简略介绍了一种具有优越性价比的交流电机测试平台的硬件系统。
In the project of ASP1700 thin slab continuous casting and rolling, the system of mould width adjust in the continuous casting is equipped with the new digital alternating servo control system.
在济钢ASP1700薄板坯连铸连轧项目中，连铸机结晶器调宽系统采用了新型全数字交流伺服控制系统，代表当今世界最先进控制水平。
The system may measure many circuits high - frequency alternating current , direct current , frequency, efficiency of inverter .
系统测试项目有多路高频交流电流，直流电流，频率，逆变器的效率等。
Pyroelectric detectors depend upon alternating signal, based on which a new kind of laser training system was developed, and the problem of direct light was solved.
热释电探测器为交变信号检测器件，根据这一原理，研制了一种新的激光训练系统，完全解决直射光的问题。
The extracorporeal magnetic filed driving system was proposed for axial flow blood pump based on coupling principle of transverse alternating flux.
基于横向旋转磁场的耦合原理，提出轴流式血泵外磁场驱动系统方案，设计一种泵机分离的结构。
With the alternating current that flows through the power distribution system, the superconducting cables do suffer some losses of energy.
对于输电系统输送的交流电，超导电缆在传导时确实会损失一些能量。
Considering the three different moving processes, complete mathematic model of controlled system that includes velocity loop of alternating current servomotor, is established.
针对三个不同的运动阶段，建立了包含交流伺服电机速度环的被控系统的完整的数学模型。
The function of the power supply is converting the alternating current provided by the power plant into direct current required by normal computer system.
电源供应器主要是用来将发电厂提供的交流电转变为一般电脑系统所需求的直流电。
The actual system has been measured and its results have been verified by methods of alternating resistance, revolution disc electrode and constant cur- rent temporary state.
经对实际体系进行测定，并用交流阻抗法、旋转圆盘电极和恒电流暂态等多种测试方法进行验证；
The paper mainly introduce the design scheme of alternating current chassis dynamometers electric control system.
文章主要给出了交流底盘测功机电控系统的设计方案。
AC fault security power source system is to provide alternating current for unit safety shutdown when power cut happens for a long time due to power grid failure or other reasons.
交流事故保安电源系统是当电网发生事故或其他原因致使火电厂厂用电长时间停电时，提供机组安全停机所必需的交流用电系统。
Amy Chang-chien, coordinator of this solar project, pointed out that traditional solar system has a centralized inverter to change direct current to alternating current.
万佛圣城太阳能计划协调人张简嘉乃指出，传统的太阳能系统采用中央逆变器，将直流电转换成交流电。
The test on three phase alternating voltage has shown that this system has good reliable performances and can afford evidence for finalizing the design of power supply system made in our country.
通过对三相交流电压的测试试验，验证了该系统的可靠性，可为国产电源系统的设计定型提供依据。
Method The automatic ventilation and gas exchange system consisted of 2 electronic modulators, alternating current contactor, 1 switch, 1 oxygen meter and some seamless steel tubes.
方法自动通风换气系统由2个电动调节阀、1个交流接触器、1个开关、1台测氧仪、少量无缝钢管组成。
The telecontrol system of alternating current motor based on MSP430 single chip is presented in this paper. Also the hardware constitution and design of software are given in detail.
文中介绍了基于MSP430单片机的交流电动机遥控系统，并给出了硬件和软件设计。
The induction motor is a major portion of the alternating current speed system and the decoupling control of the induction motor is major problems bringing about excellent performance of the (system).
感应电机是交流调速系统本体部分，感应电机的解耦控制是使系统达到优良性能的主要问题。
In this paper the model system of the mutual alternating multiple target making decision and fuzzy comprehensive evaluation is advanced in order to analyse mine ventilation system.
本文提出了交互式序贯多目标决策与模糊层次综合评价模型体系，就矿井通风系统进行分析。
The fuzzy control already has obtained the satisfactory effect in the alternating and direct velocity modulation system and the servo system.
模糊控制已在交直流调速系统和伺服系统中取得了满意的效果。
Alternating-direct-alternating circuit is adopted and CPLD is used as logic control device of power IGBT in main circuit of variance-frequency timing system.
变频调速系统主电路采用交-直-交形式，以可编程逻辑器件(CPLD)作为调速系统逆变电路功率开关器件IGBT的逻辑控制器件。
Exchange rate is a key alternating quantity in a nation's economic system. The choice of Exchange rate system is a very critical and sensitive issues.
汇率是一国经济体系当中的一个关键变量，汇率制度的选择是一个十分关键和敏感的问题。
Exchange rate is a key alternating quantity in a nation's economic system. The choice of Exchange rate system is a very critical and sensitive issues.
汇率是一国经济体系当中的一个关键变量，汇率制度的选择是一个十分关键和敏感的问题。
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