电磁式电压互感器是电力系统测量电压的主要装置。
The magnetic type PT is the primary equipment for measuring the voltages in power system.
本文以具体项目为背景,深入研究了电力系统测量算法。
Based on the context of specific projects, we research on the algorithm of the electric power system measurement.
在高压电力系统中,为了提高电压互感器的测量准确度,必须减小误差。
In high voltage power system, in order to raise measurement accuracy, errors must be reduced.
提出了一种基于人工神经元网络(ANN)的电力系统谐波测量方法。
AN approach of measuring harmonics in power system based on artificial neural network (ANN) is put forward in this paper.
提出了一种利用富氏滤波器的输出测量电力系统频率的算法。
An algorithm which USES output of the Fourier filter to measure power system frequency is presented.
在电力系统中,除了电场的计算方法外,电场的测量也是一种很重要的手段。
In power system, beside field calculation, the measurement of electric field is an important method.
介质损耗测量是电力系统中的常规试验项目。
Dielectric loss measuring is the normal test items in electric power system.
电力系统中常需测量电压、电流、功率因数、有功功率、无功功率和视在功率等参数。
In an electric power system, the following parameters often need measuring: voltage, current, power factor, power, reactive power and apparent power.
SVC已经广泛应用于电力系统的无功支持和电压控制,广域测量系统在国内外也已有许多工程应用。
SVC is used in power system for the purpose of reactive power support and voltage control. Wide area measurement system (WAMS) has been widely used in modern power systems.
由于数据被打上了时间标签,为数据的再处理、分析等提供了便利条件,为电力系统的广域测量提供了保障。
Because the data are marked on time label, it gives a great of convenience on data analysis and aftertreatment, and it gives ensuring for wide area measurement in power system.
以电力系统状态完全可观测和相量测量装置(PMU)配置数目最小为目标,提出了一种改进的PMU最优配置方法。
Taking the full network observability of power system operation state and least number of phasor measurement units (PMU) as objective function, an improved optimal PMU placement algorithm is proposed.
近几年开始装备于电力系统的基于GPS的同步相量测量单元(PMU)能够测量节点的电压相量,而且具有相当高的精度。
GPS based synchronous phasor measurement Units (PMU) which have been successfully developed and equipped in power systems in recent years can provide bus voltage phasor measurements.
用于电力系统电流测量的全光纤电流传感器由于具有传统电流互感器无法比拟的优点,具有广阔的应用前景。
All-fiber optic current sensors (AFOCS) used to measure the power supply system is superior to conventional current transformers and has broad prospect of application.
利用全球定位系统(GPS)技术可方便地实现电力系统的同步相量测量。
Based on the Global Positioning system (GPS) technology, this paper Presents a method of synchronized phasor measurement in Power systems.
基于GPS的同步相量测量单元(PMU)实现了电力系统的功角或母线电压相角直接可测。
GPS-based synchronized phasor measurement unit (PMU) can measure the power Angle or phase Angle of bus voltage directly.
分析了如何利用测量数据构造矩阵束并进行电力系统振荡模态辨识的方法。
Method of power system oscillation mode identification utilizing matrix pencil constructed from sampled data is presented.
输电线路的零序参数尤其是多回互感线路的零序参数是电力系统继电保护整定计算需要的重要参数,所以其准确测量具有重要意义。
The zero-sequence parameter of transmission lines especially of transmission lines with mutual inductances is of great important in the relay protection setting calculation of power system.
电力系统冲击接地电阻的测量是关系到电力系统稳定运行和电气设备安全的重要问题。
The measurement of grounding resistance under impulse voltage is of great importance for safe operation of power system and electronic equipment.
电力系统继电保护技术的发展趋势是向计算机化,网络化,智能化,保护、控制、测量(计量)和通信一体化。
The development trend of the relay protection technology of the power system is to computerization, networking, intelligent, protect, control, measuring and communication integrate.
提出了一种基于综合相量幅值和相位变化规律实时测量电力系统振荡中振荡频率及瞬时频率的算法,利用三相电流经相应变换获得综合相量。
An algorithm based on the magnitude and phase Angle of the generalized phasor to measure instantaneous frequency and swing frequency while the power swing occurred is presented.
在电力系统中,任何故障或扰动都会使得系统中出现衰减直流分量,它将影响继保装置的测量精度。
Decaying DC offsets are generated following any faults or disturbances in an electric power system, and the measure accuracy of digital relay devices is affected.
此成果对于电力系统的高精度测量具有一定的使用价值和普遍意义。
The result has certain practical value and general guiding meaning to the high-precision measurement of electric systems.
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。
The synchronized phasor measurement units (PMU) is significant to the wide-area protection and stability control in modern power system.
介质损耗测量是电力系统中检测高压电气设备的常规项目。
Dielectric loss measuring is the normal item to test the high voltage equipment in electric power system.
本文首先介绍了国内外电力系统谐波测量装置的现状,分析了数字信号处理芯片在电力系统中的应用情况。
By analyzing the situations of the electric harmonic monitoring equipments home and abroad, aiming at the demand of power department and the practical applications.
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。
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。
Aiming at the existing problem in harmonics measurement of power system, the paper (presented) a collecting method based on frequency multiplication phase-locked.
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