Research on neutral grounding in 6~ 10kV power networks

1、

Discrete fourier transform ( DFT) is the basic method for measuring the phasor of power system in real-time.

离散傅里叶（DFT）算法是电网实时运行系统中进行相量测量的基本算法。

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2、

Discussion on Setting Calculation of Distance Protection for 220 kV Lines in HuBei Power Grid

湖北电网220kV线路距离保护整定计算问题探讨

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3、

Harmonic Analysis for Power Net and Active Power Filter Based on Dual-DSP Controller

电网谐波分析及基于双DSP控制的有源电力滤波器

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4、

In order to improve the voltage control techniques, an advanced scheme based on a thyristor-controlled FACTS device& namely SVC is introduced in this thesis.

针对目前浙江电网中无功电压的调控手段相对落后的情况，本文提出了采用一种重要的FACTS设备静态无功补偿器（SVC）来改善浙江电网无功电压控制的方案。

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5、

The high-frequency link inverter transforms the output power from Buck-Boost converter into AC power, which is compatible with grid connection.

高频链逆变器对Buck-Boost变换器输出的能量进行逆变，得到与电网电压同步的电流。

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6、

Simulation Study on the Virtual Line Flux Oriented Vector Control of the PWM Rectifier

PWM整流器虚拟电网磁链定向矢量控制仿真研究

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7、

In the second chapter, the main circuit, control methods and related technologies of Delta Inverter are discussed. Three methods of signal detection are also introduced.

第二章详细阐述Delta逆变技术的主电路结构、控制方法等相关技术内容，并介绍了电网信号变量增量的三种检测方法。

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8、

This paper analyzes status of the power system, introduces decision support system and Agent technology, presents a multi Agent architecture of decision support system for the power operation system, and describes its structure, functions and decision making process in detail.

文中简要分析了电网运行系统现状，介绍了决策支持系统和Agent技术，提出了基于多Agent的电网运行决策支持系统体系结构，并对其结构、功能和决策过程进行了较为详细的阐述。

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9、

A lot of new HV switchgears based on AIS& GIS that is named as HGIS have been introduced in current power grid.

当前电网中引入了许多基于AIS和GIS技术组合的新型高压开关装置，行内称之为HGIS。

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10、

The Realization of the Utilization of Window Functions and Interpolation Algorithms Based on Matlab

Matlab实现电网谐波测量加窗插值算法

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11、

The application of DTS to training the dispatcher, electrical power system analysis and so on has played the vital role.

广西电网DTS系统的投入使用在加强调度员培训、提高其技能以及开展电力系统运行研究、分析等方面发挥了重要的作用。

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12、

Application and Analysis on the PAS System for Region Electric Power Network Dispatching

PAS系统在地区电网调度的应用与分析

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13、

The method has been successfully used in foreground MMI program of analysing and calculating software for aircraft electrified wire netting.

该方法已成功应用于飞机电网路分析计算软件的前台人机界面程序中。

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14、

Based on approximately linearized system model, a linear quadratic regulator ( LQR) DC current modulation controller for multi-infeed HVDC system is presented.

以含有多馈入直流系统的互联电网为研究对象，采用近似线性化的方法得到整个系统模型，设计了线性最优控制（LQR）直流电流调制控制器。

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15、

Available transfer capability ( ATC) of interconnected power systems is important information for all the participants in power markets.

电力系统区域间电网的可用输电能力（ATC）是所有电力市场参与者进行交易活动所必须了解的一项重要参数。

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16、

Devious area, lake swings an area to be worn high already removed brand-new electrified wire netting.

偏僻的山区、湖荡地区都已高高架起了崭新的电网.

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17、

The levels of water pollution of the 5 sampling sections could be divided into heavily contaminated level and moderately contaminated level according to the pollution index.

根据污染指数（PI）将5个断面的水质污染分为两个水平，即重污染和中污染；

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18、

API index and comprehensive pollution index are methods to report and assess city's air quality.

API指数法和综合污染指数法均是反映和评价城市环境空气质量状况的方法，它们既有联系，又有区别。

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19、

Contents of Ni 、 Cd 、 Cu 、 Mn 、 Pb and Zn in soil from slag wasteland of Xiangtan Manganese Mine were investigated and evaluations were made by using pollution index.

对湘潭锰矿废弃地土壤中Ni、Cd、Cu、Mn、Pb和Zn的含量进行了测定分析，并采用污染指数评价法对矿区废弃地土壤重金属的污染程度进行了评价。

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20、

Sponge iron, a new water treatment material, was used for treating chromium(ⅵ)-containing wastewater.

水体中Cr（Ⅵ）浓度是衡量水质污染指数的重要指标，本研究采用新型水处理材料海绵铁处理Cr（Ⅵ）。

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