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pha·sor 英'feɪzə美'feɪzə BNC⁴³⁵⁷⁸ 基本例句 n.相位复数矢量⁹;相量⁷³;相图⁹;彩色信息失量⁹ A qualitative explanation of the action of these asymmetries is presented by using equivalent circuits and phasor diagram. 对上述不对称因素的作用,利用等效电路和相量图作了定性的说明。 cnki The building up of Beidou navigation satellite system developed by China offers a new option of the time service for synchronization phasor measurement. 我国自主开发的北斗卫星导航系统为同步相量测量的时钟源提供了一种新的选择。 dictall The method of online identification of lines' parameters based on synchronized phasor measurement is presented in this paper. 本文在此基础上提出了一种基于同步相量测量技术的线路参数在线辨识的方法。 cnki The testing software TS-1 of a sampling unit in the distributed dynamic phasor monitoring system is discussed. 详细介绍了分布式动态相量监测系统数据采集单元的测试软件 TS-1。 dictall The wiring correctness of differential protection current loop can be verified using phasor analyzing method and on load testing method. 差动保护电流回路接线是否正确,可通过相量分析法和带负荷检验法进行判断。 cnki The phasor diagram of the equivalent synchronous generator and the method of performance calculations are presented for steady state operation. 给出了系统稳态运行时等效同步发电机的相量图及稳态量的计算方法。 cnki This paper analyzes several methods of synchronous sampling and error eliminated and proposes a new phasor estimation method. 对现有的同步采样及误差消除方法进行了分析,提出了一种新的相量测量算法。 cnki A novel fault locating method for transmission network using synchronized voltage phasor is presented. 提出一种利用同步电压相量进行输电网络故障定位的新方法。 dictall An on line calculation method of transmission line parameters using synchronized phasor measurement is proposed. 提出一种基于同步相量测量的输电线路参数在线求解方法。 cnki As concerning the calculation, recursive DFT or non- recursive DFT is employed presently to calculate the synchronized phasor. 对于同步相量的计算,目前大多采用递归或非递归的离散傅立叶算法。 cnki Based en a wavelet ridge algorithm, a novel approach is presented for extracting time-variant oscillation performance from data measured by phasor measurement units. 基于小波脊算法,提出了从相量测量装置的实测数据中提取电力系统时变振荡特性的新方法。 dictall But in the theory of the circuit, the main approach to analyze the response of a circuit to sinusoidal inputs is phasor. 但是在电路理论中,电路在正弦输入下的响应分析法主要是应用相量法。 cnki Finally the paper summarily introduces PMU local online supervisory system, synchronism phasor measurement technology and generator angle measure method. 最后概要地介绍了 PMU本地监测系统及同步相量测量方法和功角测量计算方法。 cnki Short circuit fault simulation has been studied according to time-domain model and dynamic phasor model. 并分别对时域模型和时变动态相量模型进行了短路故障仿真。 cnki The basic function unit of real-time phasor monitoring system for power network- synchronized phasor measurement unit was proposed. 着重介绍电网实时相量监测系统中的基本功能单元——同步相量测量装置的原理和实现方法。 cnki The synchronized phasor measurement units PMU is significant to the wide-area protection and stability control in modern power system. 在现代电力系统广域保护和稳定控制系统中,同步相量测量单元 PMU起着重要作用。 cnki The phasor transformation and its applications in the AC power analysis are introduced in this paper. 本文介绍了相量变换原理及其在正弦电路功率分析中的应用。 dictall Then, through the measuring of parameter, the analysis of phasor diagram, to confirm the mistake, and finally get the power expression under the false connection way. 再通过参数的测量、相量图的分析,确定错误所在,最后写出在错误接线方式下的功率表达式。 dictall This paper analyzes the measuring errors of the phasor measurement unitPMU and points out the necessity of state estimation based on PMU measurement. 分析了相量量测装置的量测误差情况,指出了相量量测参与状态估计计算的必要性。 cnki |