By using curve fitting theory, proposed a new method of power quality detection.
根据曲线拟合的概念，提出了一种新的电能质量检测的去噪算法。
Two critical parameters of power quality are run-time voltage and harmonic components.
电能质量中的两个重要参数是运行电压和谐波状况。
Harmonic frequencies in the power grid are a frequent cause of power quality problems.
谐波频率在电网中是造成电能质量问题的常见原因。
Based on the industrial computer, a new monitoring method of power quality is proposed.
提出了一种基于工控机的电能质量监测系统的测量方法。
The main circuit of Power Quality Compensator (PQC) for distribution system is studied in this paper.
对配电系统电能质量补偿装置的主电路进行了研究。
According to IEC's standards involved, voltage fluctuation and flicker become a index of power quality.
根据国际电工委员会(iec)的有关标准，电压波动和闪变被作为衡量电能质量的重要指标。
Harmonic is the most general phenomenon in power system. And harmonic is the main index of power quality.
谐波是目前电力系统中存在的最普遍现象，是电能质量的主要指标。
The harmfulness of harmonic caused the people's attention. They have been resulting in deterioration of power quality.
谐波的危害性引起了人们的注意，它们在电力系统中导致了严重的电能质量恶化。
The second part of the thesis classifies the problems of power quality. This part introduces all power quality problems.
文章第二部分对电能质量问题进行了分类，分别对各种电能质量问题进行了介绍。
This thesis focuses on the application of Electronic Design Automation technology in the field of power quality monitoring.
本论文研究的是电子设计自动化技术在电能质量监测中的应用。
Therefore, and approach to the detection of power quality disturbance using short duration Lipschitz exponent is presented.
为此提出用短时李氏指数检测电能质量扰动的方法。
It is indicated in the research results that OLPDF is an effective tool in the analysis of power quality disturbance signals.
研究表明，最优低通差分滤波器是一种分析电能质量干扰信号的比较有效的工具。
The classification of power quality problems, their causing reasons, harm, and management methods are discussed in the paper.
本文讨论了电能质量问题的分类、产生原因、危害和解决方法。
This software can synthetically statistics , figure displaying, report print and so on, aim at the many issues of power quality.
软件能对电能质量多项指标进行综合统计、图形显示、报表打印等。
This thesis focuses on the application of Electronic Design Automation (EDA) technology in the field of power quality monitoring.
本论文研究的是电子设计自动化(EDA)技术在电能质量监测中的应用。
Based on index number of power quality this system can supply foundation for the whole system action and improve current waveform.
该系统可以根据电能质量指数，为整体系统动作提供依据，改善电流波形。
As a new control device of power quality, Unified power quality Conditioner (UPQC) is an important research aspect of power electronics.
统一电能质量调节器(UPQC)作为一种新型的电能质量控制装置，成为近几年电力电子专业研究的热点。
This thesis is mainly concerned with problems of power quality disturbance signal's analysis and classifies by rule-based expert system.
本文主要研究了应用规则基专家系统对电能质量信号进行分类。
The power quality technique is constructed of power quality standards, testing analyzing power quality and the control of power quality.
电能质量技术包括电能质量标准、电能质量测试分析、电能质量控制三个方面的内容。
Aiming at the need of power quality monitoring, the power quality monitoring system based on DSP is designed and developed in this paper.
针对电能质量监测的需要，本文利用DSP技术对电能质量监测系统进行了研究和开发。
Voltage sag, as one of the important aspect of power quality, its research is just underway in our country, which has no criterion related.
而作为电能质量中的一个重要方面——电压凹陷，在我国的研究则刚刚起步，至今没有相应的国家标准。
With the implementation of the Electricity Law and the reform of power industry, the requirement of power quality is more and more demanding.
随着《电力法》的实施和电力工业的体制改革，对供电质量的要求越来越高。
The thesis introduces the basic concept of power quality, and expounds the current research situation of analysis instrument for power quality.
本文介绍了电能质量的基本概念，阐述了当前电能质量分析仪的国内外研究现状。
Electric power system frequency is an important indicator of power quality and is one of the most important parameters of power system operation.
电力系统频率是电能质量的重要指标之一，也是电力系统运行最重要的参数之一。
Voltage is one important standard of power quality, steady voltage controlling is one important work of keeping safe and stable running of power system.
电压是电能质量的重要指标之一，电压稳定控制是驾驭电力系统安全稳定运行的重要工作之一。
This method not only can be used in the analysis and calculation of power quality, but also in the theoretical deduction of voltage fluctuation and voltage flicker.
该计算方法可以应用于电力系统电能质量的分析计算，也可以应用于电压波动和闪变的理论推导。
Monitoring analyses and control countermeasures for disturbance sources of power quality (PQ) in regional power grid are the important tasks to assure the power quality.
区域电网电能质量干扰源的监测分析及防治对策是保证电网电能质量的重要任务。
Using the visual technology of GIS and combining the geographical information of power network, the system gives the real-time distributing information of power quality.
运用可视化GIS信息技术，结合电网或输电线路的地理分布信息实时反映电能质量情况。
Using the visual technology of GIS and combining the geographical information of power network, the system gives the real-time distributing information of power quality.
运用可视化GIS信息技术，结合电网或输电线路的地理分布信息实时反映电能质量情况。
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