And it is the key to improve the quality of electric energy, energy saving and environmental protection and control of harmonic pollution.
而控制谐波污染又是提高电能质量、节能环保增效的关键。
Application of high power electronic elements in power system makes current and voltage waves distorted and degrades the quality of electric energy.
大功率电力电子器件的应用，使得电网电流或电压波形产生畸变，进而使系统的电能质量下降。
The quality and performance of hydro-turbine governors will influence the quality of electric energy and the safety operation of hydropower stations.
水轮机调速器的品质与性能直接影响电能的品质和水电站的安全可靠运行。
It is urgent to detect the harmonic components and the negative sequence components of current accurately and to evaluate the quality of electric energy correctly.
准确检测这些电流分量，正确评价用户电能质量的好坏，已经是非常迫切的问题。
As the important automation equipment of power station, the quality of the governor influences electric energy quality and security economical operation of the hydropower station direct.
调速器是水电站重要的自动化设备，其性能的好坏直接影响到电能质量和电站的安全经济运行。
The paper makes an analysis from several aspects, such as the problem classification of electric power energy quality, its reason and the improving measures.
文章从电能质量问题的分类、产生原因及改善电能质量问题的措施等几个方面进行了阐述。
The paper analyzes the current quality of energy according to toth the managements of reactive power voltage and harmonics monitoring in Guangxi Electric power Grid.
从广西主网无功电压管理及谐波监督管理两方面对广西电网电能质量现状进行分析，指出存在问题，提出了改善电能质量的对策。
Now EMS are building so as to reach the real time adjustment for the network in the different operations including the least network lost, the optimal tidal current of electric energy quality.
并正在建设电网调度自动化系统（EMS），以期达到在不同的运行方式下，按网损最少、电能质量最佳的潮流对电网实时进行调整。
Power generating quality has great influence on the electric energy quality of power grid and increasingly competitive power market asks higher demand for power generating quality of power plant.
电站发电质量对电网电能质量有着重要影响，竞争日益激烈的电力市场对电站发电质量提出了更高的要求。
This paper to studied the method of testing and calculating electric energy index, then designed software and hardware of the electric energy quality monitor device.
研究电能质量指标的测试计算方法，进行电能质量监测装置的软、硬件设计，介绍电能质量监测装置的性能、工作原理和试验测试结果。
As a clean energy of high quality, electric power plays an indispensable role in human life.
电力作为一种优质清洁的二次能源，在人们生活中起着不可缺少的作用。
Conclusions The electric pollution can descend of electrical energy quality, lead to higher failure rate of medical equipment.
结论：电力污染使电能质量下降，导致医疗设备故障率升高。
The utility model has capability of continuous electric melting production, saved raw materials, energy conservation, and balanced product quality.
本实用新型可连续电熔生产、节约原料、节约能源、产品质量均衡。
Electric power systems were designed to provide consumers with electrical energy of a certain standard or quality.
电力系统要设计成为用户提供一定标准或质量的电能。
Furthermore, it illustrates the significance of enterprise electric power quality improving to the energy saving of whole electric power net system.
并阐述了企业电能质量改善后对整个电网系统节能工作所起到的积极作用。
This paper presents a better calculation approach of peak-valley electric energy for accurately evaluating economic-effectiveness of small hydro-power station in order to raise the design quality.
为了正确评价小水电站的经济性，提高其设计质量，提出了一种较好的峰谷电量计算方法。
The electric energy quality monitoring system has the characteristics of networking, open type and configuration, and can be widely applied in the field of electric power system monitoring.
本发明具有网络化、开放式、组态化的特点，可广泛应用于电力系统监测领域。
Realization of NC lathe spindle and feed system of automatic control, can effectively save electric energy, improve the automation of the equipment, product yield and quality.
实现对数控车床主轴和进给系统的自动控制，可以有效的节约电能、提高设备自动化、产品产量和质量。
I have always been suspicious of the energy saving quality and environmental protection function of the electric cars.
对于电动汽车的节能和环保性能，我个人一直持怀疑态度。
It is hoped that an ideal new battery featuring rapid charging in a short time, large quantity of electric charge, high quality energy and discharging out of limit will be...
希望尽快研制出一种新型短时快速充电、大电荷量、高质量能和充放电不受限制的车用理想电池。
It is hoped that an ideal new battery featuring rapid charging in a short time, large quantity of electric charge, high quality energy and discharging out of limit will be...
希望尽快研制出一种新型短时快速充电、大电荷量、高质量能和充放电不受限制的车用理想电池。
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