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- guidelines of power quality 电能质量指标
- Measurement and Assessment of Power Quality Characteristics of Grid Connected Wind Turbines Ed. 并网风力发电机组功率质量特性测试与评价。
- 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。
- Aimed at the different characteristics of power quality disturbance,this paper presents a new method for classification of transient power quality. 针对短时电能质量变化和暂态扰动现象的不同特点,提出了一种暂态电能质量分类的新方法。
- The basal principle, model of networks and method of evaluation applied to one item of power quality are also explained. 阐述了应用该方法进行电能质量指标经济性评估的基本原理、网络模型和估价方法。
- Real-time and accurate detection of power quality (PQ) disturbances is a key issue in power quality (PQ) monitoring systems. 建立一个有效的电能质量监控系统的关键;首先在于实现对扰动.;快速、准确检测。
- In this thesis, the measurement of power quality is introduced comprehensively in order to provide data for promoting PQ. 本文主要综述了电能质量的测量，从而为进一步改善它提供确凿的测量数据。
- It becomes possible that analyze、store and manage a great deal of measure data of power quality by using IBM DB2 database. 系统利用DB2数据库,使得大量电能质量监测数据的分析、存储和管理得到了实现。
- The media have a lot of power today. 现在大众传播媒介有很大的力量。
- 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。
- This paper advances the structure of parallel processing based on FPGA and DSP to achieve non-gapped sampling and analyzing of power quality. 本文提出了基于“FPGA(现场可编程门阵列器件)+DSP(数字信号处理器)”硬件结构的并行处理技术达到对电能质量参数在线无缝采样与分析的目的。
- First, the paper presents a full study of the power quality issues. The thesis investigates the request and administrates actuality of power quality,. 文中首先对现代社会存在的电能质量问题进行了广泛的研究，对电能质量现象及国内外电能质量标准进行了综述，研究了社会的要求和目前管理的现状。
- Sceptres are carried by kings as a sign of power. 国王所持的权杖是权力的象征。
- Because of misuse of power, he was dismissed. 因为滥用权力，他被开除了。
- 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。
- A unit of power equal to 1,000 watts. 千瓦功率的单位，等于1,000瓦。
- It's his job to sniff out abuses of power. 他的职责就是查究滥用权力的行为。
- A new method of power quality disturbances detection and identification based on ridges of adaptive optimal kernel time-frequency distribution(AOK TFR) plain is presented. 针对目前电能质量扰动检测方法的局限性,提出了一种基于时频平面脊信息提取的电能质量扰动检测识别新方法。
- He reached the apex of power in the early 1930s. 他在三十年代初达到了权力的顶峰。
- She wields a lot of power in the government. 她在政府中有很大的权力。
