• 电磁式电压互感器电力系统测量电压主要装置

    The magnetic type PT is the primary equipment for measuring the voltages in power system.

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  • 本文具体项目背景深入研究电力系统测量算法

    Based on the context of specific projects, we research on the algorithm of the electric power system measurement.

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  • 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.

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  • 提出基于人工神经元网络(ANN)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.

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  • 提出利用富氏滤波器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.

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  • 电力系统中,除了电场计算方法外,电场测量也是一种很重要手段

    In power system, beside field calculation, the measurement of electric field is an important method.

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  • 介质损耗测量电力系统中的常规试验项目

    Dielectric loss measuring is the normal test items in electric power system.

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  • 电力系统中常测量电压电流功率因数有功功率、无功功率视在功率等参数

    In an electric power system, the following parameters often need measuring: voltage, current, power factor, power, reactive power and apparent power.

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  • SVC已经广泛应用电力系统支持电压控制广域测量系统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.

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  • 由于数据上了时间标签数据再处理、分析提供便利条件,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.

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  • 电力系统状态完全观测相量测量装置PMU)配置数目最小目标提出一种改进的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.

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  • 近几年开始装备电力系统基于GPS同步相量测量单元(PMU)能够测量节点电压相量,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.

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  • 用于电力系统电流测量光纤电流传感器由于具有传统电流互感器无法比拟优点,具有广阔应用前景

    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.

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  • 利用全球定位系统(GPS)技术可方便地实现电力系统同步相量测量

    Based on the Global Positioning system (GPS) technology, this paper Presents a method of synchronized phasor measurement in Power systems.

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  • 基于GPS同步相量测量单元(PMU)实现电力系统的功母线电压相角直接

    GPS-based synchronized phasor measurement unit (PMU) can measure the power Angle or phase Angle of bus voltage directly.

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  • 分析了如何利用测量数据构造矩阵进行电力系统振荡模态辨识方法

    Method of power system oscillation mode identification utilizing matrix pencil constructed from sampled data is presented.

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  • 输电线路参数尤其是多回互感线路零序参数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.

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  • 电力系统冲击接地电阻测量关系到电力系统稳定运行电气设备安全重要问题。

    The measurement of grounding resistance under impulse voltage is of great importance for safe operation of power system and electronic equipment.

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  • 电力系统继电保护技术发展趋势计算机化网络化智能化保护控制测量(计量)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.

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  • 提出一种基于综合相量相位变化规律实时测量电力系统振荡中振荡频率瞬时频率算法,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.

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  • 电力系统任何故障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.

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  • 成果对于电力系统高精度测量具有一定使用价值普遍意义

    The result has certain practical value and general guiding meaning to the high-precision measurement of electric systems.

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  • 现代电力系统广域保护稳定控制系统中,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.

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  • 介质损耗测量电力系统检测高压电气设备常规项目

    Dielectric loss measuring is the normal item to test the high voltage equipment in electric power system.

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  • 本文首先介绍了国内外电力系统谐波测量装置现状,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.

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  • 针对电力系统谐波测量方法存在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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  • 针对电力系统谐波测量方法存在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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