islanding

Islanding effect must be prevented in the solar PV grid-connected system.

孤岛效应是太阳能光伏并网系统中必须解决的问题。

Effect of Emergency Phase out of Grid on Units Performance and Scheme of Islanding

古晋电厂事故解网对机组运行影响及小岛运行方案

Based on WAMS information, out of step area identifying and islanding cutset searching can be made online, and islanding time can be determined adaptively.

利用广域测量系统所提供的系统动态信息，可以在线识别失稳区，搜索解列割集，自适应地确定解列时机。

Islanding cutset searching is a NP-hard problem, and heuristic approaches are employed to solve it. The approaches mentioned in literature need much calculation time, and can not be used online.

解列割集搜索问题是一个NP-hard问题，必须用启发式方法求解，现有方法计算时间长，难以满足在线应用要求。

Research on Unbalanced Three-phase Power Flow Calculation Method in Islanding Micro Grid

孤岛运行的微电网三相不平衡潮流计算方法研究

Based on features of negative sequence components in the three-phase system, an islanding detection method based on the active negative sequence component disturbance ( ANSCD) is proposed.

根据三相系统含有负序分量的特点，采用有源负序扰动法进行三相并网逆变器的孤岛检测。

Islanding Detection Evaluation for Active Frequency Drifting Methods in Multiple Photovoltaic Grid-connected Converters

主动移频法在光伏并网逆变器并联运行下的孤岛检测机理研究

Micro-grid combines distributed sources, loads, energy storage units and control devices into a single manageable system, which can both operate in grid-connected mode and islanding mode.

微电网将分布式电源DG、负荷、储能单元及控制装置组合成一个单一可控的系统，既可与大电网并联运行，也可在大电网故障时孤岛运行。

The more, we simulate the main power during the three-phase line-to-ground fault, the micro-grid by tripping operation isolate in the islanding transient with power variation in each power unit.

然后我们仿真了主电网发生三相接地短路故障后，微电网通过跳闸隔离进入孤岛化运行的暂态过程中系统各发电单元功率变化。

This thesis suggests three pattern of connect with grid. If island phenomenon occurs, the electrical parameters of load will change. A three-phase PV inverter islanding detection simulation model is established to detect and control the island phenomenon.

论文对光伏三相逆变的孤岛现象进行了分析，讨论了三种孤岛后的并网模式，利用孤岛现象发生时负载上电气量的变化建立光伏三相逆变器的孤岛检测模型，对孤岛进行控制。

Microgrid which consists of micro sources, energy storage devices, power electronics converters, load and control system, can either be connected to distribution grid as a special load, or disconnected from the utility to operate in islanding mode.

微电网是由微电源、储能装置、电力电子变换器、负荷和控制系统组成的一个整体，其既可以并网运行又可以独立运行。

Islanding detection is a mandatory function for grid-connected photovoltaic ( PV ) converters .

孤岛检测是 光伏 并网逆变器所必备的功能.

DG Islanding Mode Based on Status of Protection and Control of Distributed Network

基于配电网保护与控制现状的DG孤岛运行方式

A new method for islanding detection based on active current disturbing is proposed in this paper.

本文提出了一种新的孤岛检测方法——主动电流扰动法.

Islanding Detection Based on Phase Jump and the Current Active Perturbation Combination of Photovoltaic Grid-Connected System

基于相位突变与电流扰动结合的并网孤岛检测