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- Bill defined Concrete Art as "the pure expression of harmonic measurement and law". 比尔将“具体艺术”定义为“和谐测量与法则的纯粹表达”。
- It talks about harmonic measurement algorithm, accuracy improve methods, robustness of the RTU(Remote Terminal Unit) and data security of the RTU. 本文就谐波计算的算法,谐波计算精确性的提高,RTU(Remote Terminal Unit远程终端设备)程序的可靠性、RTU数据的安全性等问题进行了详细研究。
- A way of harmonic measurement based on Rogowski coil in HVDC system is introduced in this paper, the corresponding circuit is designed. 针对HVDC(直流高压)系统直流侧电网里的谐波,提出了基于罗氏线圈的测量方法,并设计了相应的电路。
- In this paper,the double-speed synchronous sampling method is introduce d to the power system harmonic measurement, and the corresponding algorithm mode l of DFT is deduced. 将双速率同步采样法用于电力系统谐波测量,导出相应的DFT计算模型。
- Spectral leakage caused by synchronous error in no-synchronous sampling is an important reason, which reduces the accuracy of spectral analysis and harmonic measurement. 采样不同步产生的同步误差是造成频谱泄漏和影响谐波分析准确性、检测精度的重要原因。
- S.L. Lu, C.E. Lin, and C.L. Huang, "Power frequency harmonic measurement using integer periodic extension method," Electric Power Systems Research, vol. 44, 1998, pp. 107-115. 叶迺昆,电力谐波频谱分析之改善,国立中山大学电机工程学系硕士论文,民国八十七年六月。
- Abstract: In this paper,the double-speed synchronous sampling method is introduce d to the power system harmonic measurement, and the corresponding algorithm mode l of DFT is deduced. 文摘:将双速率同步采样法用于电力系统谐波测量,导出相应的DFT计算模型。
- For the damage of electric network higher harmonic,analyze the cause of higher harmonic measures and propose control higher harmonic measures. 针对电网高次谐波的危害,分析了高次谐波发生的原因,提出了对高次谐波的抑制措施。
- Some inevitable problems, encountered during harmonic measuring for a long time, were summed up, and a personal view at this point was brought forward. 对长期从事谐波监测中遇到的一些不可回避的问题进行了归纳,并就此提出了个人的观点。
- Based on the neural network of orthogonal trigonometric series, an approach for harmonics measurement in power systems is presented in this paper. 摘要根据电力系统中非正弦周期电流的分解形式,提出了一种基于正交三角级数神经网络的谐波检测方法。
- Aiming at the existing problem in harmonics measurement of power system,the paper(presented) a collecting method based on frequency multiplication phase-locked. 针对电力系统谐波测量方法存在的问题,提出了一种基于锁相倍频采集方法。
- Application of harmonic measurement in Var compensation device 谐波测量技术在无功补偿装置中的应用
- The harmonic combination of these tones. 四度和音音调的和谐组合
- The analysis and dispose spectrum alias based in harmonic measurement 基于谐波检测的频谱混叠分析与处理
- Scientific measurement of the head. 头测量学,头测量学,测颅学头颅的科学测量
- Measurement of the depth of large bodies of water. 海洋测深学,海洋测深术测量大水域的深度
- The scientific measurement of time. 计时学时间的科学测量
- A standard of measurement or judgment; a criterion. 标准测量或判断的标谁; 标准
- A tone in the harmonic series of overtones produced by a fundamental tone. 泛音指由一种基本的声音所产生的一系列和谐的泛音中的声音
- The overall measurement of this room is 80 square meters. 这个屋子的总面积是80平方米。