分布式电源

系统故障条件下分布式电源孤岛运行的研究

Research on Islanding of Distributed Generation after System Fault

上海地区分布式电源及其对电网影响初探

A Preliminary Study on the Distributed Generation and Its Influence on Shanghai Power Network

分布式电源（DistributedGeneration，简称DG）是一种新兴发电技术，具有高效、环保的优点。

Distributed Generation ( DG ) is an emerging technology , with high efficiency , environmental .

分布式电源中并网三相PWM整流器的智能滑模控制

Intelligent Sliding Mode Control of Three Phase PWM Converter in Distributed Power System

本文受重庆市科委科技计划项目（7950）分布式电源接入系统的研究课题的资助。在新世纪之初展望电力电源新技术，一个引人注目的动向是分布式电源（DistributedGeneration&DG）的兴起。

The development of Distributed generation ( DG ) is a new tendency in the new century in prospect of power sources technique .

随着社会对能源和电能质量的要求越来越高，分布式电源（DistributedGeneration，DG）在配电网中的应用也越来越为广泛。

Because of more social demand for energy and power quality , distributed generation has been more and more used in distribution network .

利用MATLAB仿真软件建立了典型的配电网模型、直接并网及逆变并网两类分布式电源模型。详细阐述距离保护的保护原理和整定原则。

Distribution systems model and DG model are built in MATLAB . The theory and setting principle of distance protection are introduced in detail .

保持时间是直流分布式电源系统中前端DC-DC变换器的一项特殊的性能指标。

Holdup time is a special requirement for front-end DC-DC converter in distributed power supplies .

根据含分布式电源配电网的特点，提出了基于MAS三层式集合保护方案。

According to the feature of distribution network , a MAS based scheme of three-tier aggregate protection is proposed .

根据分布式电源各自特点的不同，建立了在ADN故障恢复中分布式电源的处理模型。

Model of DG is established based on characteristics of DG .

在深入分析含DG的配电网的结构及其特点的基础上，提出了分布式电源在配电网故障后的运行方式。

Deeply considering the distribution network with DGs , operation of DGs in the event of fault is proposed .

鉴于分布式电源分散的广阔性，选择了基于集散控制的GPRS无线通信网络，保证了监控系统的实时性；

For the widely located of DPS ( distributed power supply ), GPRS based on DCS is chosen to satisfy the real-time character of the monitoring system .

随着分布式电源系统（DPS，DistributedPowerSystem）得到普遍的重视，LLC谐振变换器以其在宽输入电压范围和良好的电压调节性能备受研究者的青睐。

With the distributed power system ( DPS ) received widespread attention , LLC resonant converter with its wide input voltage range and good voltage regulation performance received much attention from a lot of researchers .

而发展可再生能源和与之相配套的新型分布式电源（DG）技术，已被认为是解决人类社会未来能源危机的最可能、最有效的途径。

Developing renewable resource and distributed generator ( DG ) has been regarded as the most possible solution to the global energy risk .

然而在ECO网络中，分布式电源有多种运行模式，它们在电力供应稳定性、价格和目标点都有区别。

With ECO network , however , distributed power sources have a variety of operation patterns , differing in power supply reliability , price , and destination points .

分布式电源（DG，DistributedGeneration）具有缓解能源危机、降低环境污染、提高供电可靠性等众多优点，近年来在电力系统中得到了广泛的应用。

Distributed generation ( DG ) has many advantages so that it can alleviate energy crises , reduce environmental pollutions and improve power supply reliability , which has been widely used in the power system recently .

同时随着电力技术的发展，分布式电源（DistributedGeneration，DG）接入电网的情况越来越多，在电力系统中所占比例不断增大。

At the same time along with the development of power technology , distributed generation ( DG ) has been connected to power system widely , which led to rapid increase of DG application in distribution systems .

正是由于这些优点，将PET应用到电力系统中可以改善电力系统的电能质量，提高系统供电的可靠性，便于分布式电源的整合和接入，有助于智能电网的建设。

Because of the advantages , PET can improve system power quality , improve reliability of power supply , facilitate the integration and access of distributed power and contribute to the construction of intelligent power grid .

基于遗传算法在解决配电网络规划、变电站选址和定容和分布式电源选址和定容等问题中的出色表现，本文采用改进的自适应遗传算法解决DG布点规划问题。

Genetic algorithm has done well in solving the issue such as the distribution network planning , the sitting and sizing of substations and distributed power .

而随着分布式电源（DG）的不断发展，分布式电源对于配电网运行的影响越来越不容忽视。

With the continuous development of distributed generation ( DG ), the impact of DG on the operation of the distribution network should not be overlooked .

基于ESAC标准的分布式电源系统稳定裕度监控

Stability Margin Monitoring for Distributed Power Systems Based on ESAC Criterion

微网是由额定功率为几十千瓦的分布式电源（DG）、储能装置、负荷以及控制装置组成的一个可控系统。

A microgrid is a single control unit consisted by distributed generator ( DG ) rated at tens of kilowatts , energy storage units , loads and control device .

随着传统能源的枯竭和传统电力系统的某些固有缺陷，分布式电源（DG）以其环保、高效、灵活的特点引起了全球范围内的广泛关注。

With the depletion of traditional energy sources and some drawbacks of traditional power system , distributed generation has attracted worldwide attention for its environmental protection 、 efficiency and flexibility .

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。

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 .

分布式电源（简称DG）是第二代能量系统的核心，但DG与现有配电网的并网问题，始终是制约其发展的技术难题之一。

Distributed Generation ( DG ) is the core of the second generation energy system , but DG connecting electric grid is always the difficult technology question to restrict its development .

文中重点研究了分布式电源系统在机载雷达上的应用、高效PWM移相全桥变换器模块、并联均流应用等方面，给出了试验结果，并开展了工程应用的研究。

This paper emphasizes on the applications of distributed power supply system in airborne radar , high efficient PWM phase-shifted full-bridge converter module , parallel even current , and experiment results are provided . The researches on engineering application are being conducted .

分布式电源（DG）凭借其发电灵活、环境友好等优势被越来越多地接入到配电网中，给传统配电网的可靠性评估带来了一定的影响。

Distributed generator ( DG ), with its flexible power generation , environment-friendly advantages has been increasingly applied to the distribution system , which has brought some influence to the traditional distribution network reliability evaluation .

为了充分发挥分布式电源的作用，可将若干分布式电源、储能系统和负载等连接在一起，构成微电网（Microgrid）。

In order to take full use of the distributed power , a number of Distributed Resources ( DRs ), energy storage systems and loads were connected to constitute a micro-grid ( Microgrid ) .

因此，本文首先通过仿真实验，分析了系统故障时PQ控制的逆变型分布式电源的输出特性，为分析微网接入对配电网电流保护的影响提供参考。

Therefore , this article first analyzes the fault characteristics of inverter-based distributed generation using PQ control by simulation experiment , providing the reference for studying the impact on the current protection of distribution network .

将约束满足问题（CSP）模型应用到故障隔离后分布式电源的孤岛划分中，实现了在线识别孤岛，并实现有效的孤岛划分，该方法收敛迅速并且孤岛划分结果能够服务于之后的供电恢复过程。

Constraint satisfaction problem ( CSP ) model is applied in the DG islanding after fault . The on-line island recognition and division are realized . The islanding algorithm based on CSP converges rapidly and the result could make the global restoration more convenient .