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风储孤网系统运行与控制研究综述

第46卷第9期电力系统保护与控制 V ol.46 No.9 2018年5月1日 Power System Protection and Control May 1, 2018 DOI: 10.7667/PSPC170578

风储孤网系统运行与控制研究综述

叶 鹏1,李 山1,何 淼1,王 刚2, 孙 峰2

(1.沈阳工程学院电力学院,辽宁 沈阳 110136; 2.国网辽宁省电力有限公司电力科学研究院,辽宁沈阳110006)

摘要:随着分布式发电的快速发展和应用,风储孤网系统的运行与控制技术越来越受到人们的重视。与联网运行相比,风储孤网系统具有运行灵活、高效等特点,是未来新能源的重要应用形式和技术发展趋势。综述了风储孤网系统运行与控制技术的最新进展,从风储孤网系统结构与应用、风储孤网系统的协调控制、自启动、能量管理和系统保护等方面进行了总结研究。分析了风储孤网系统运行与控制的关键技术,给出了风储孤网系统自启动的实现方法和风储孤网系统能量管理系统的设计方案,并对风储孤网系统未来的技术发展趋势进行预测和展望。

关键词:风储孤网系统;运行与控制;自启动;能量管理;保护

Review of operation and control of the wind storage isolated network system

YE Peng1, LI Shan1, HE Miao1, WANG Gang2, SUN Feng2

(1. School of Electric Power, Shenyang Institute of Engineering, Shenyang 110136, China; 2.

State Grid Liaoning Electric Power Research Institute, Shenyang 110006, China)

Abstract: With the rapid development and application of distributed generation, more and more attention has been paid to the operation and control technology of the wind storage isolated network system. Compared with the interconnected network operation, the wind storage isolated network system has the characteristics of flexible operation and high efficiency. It is an important application form and technical development trend of the new energy resources in the future.

The latest development of operation and control technology of the wind storage isolated network system is summarized.

The structure and application, coordinated control, self start, energy management and system protection of the wind storage isolated network system are summarized. The key technologies of operation and control of the wind storage isolated network system are analyzed. The realization method of self starting and design scheme of energy management system of the wind storage isolation network system are given, and the future development trend of the wind storage isolation network system is forecasted and prospected.

This work is supported by Natural Science Foundation of Liaoning Province (No. 201602534) and Shenyang Science and Technology Project (No. F16-205-1-08).

Key words: wind storage isolated network system; operation and control; self starting; energy management; protection

0 引言

在分布式能源发电中,风力发电是技术最成熟、最具备开发条件、发展前景良好的项目。自20世纪90年代以来,风电的年增长率一直保持了两位数的百分比水平[1]。虽然风电并网容量不断加大,但由于风机出力存在分散性、随机性等缺陷,风电场大规模并网后将对电网的运行控制、调峰调频和电能

基金项目:辽宁省自然科学基金指导计划资助(201602534);沈阳市科技项目资助(F16-205-1-08) 质量等方面造成影响,技术层面上的“并网难”和“弃风”一直是制约风电发展的最大难题[2-5]。针对该技术难题,国内外专家学者提出应用风储联合发电技术予以解决。储能系统能够实现电能的时空平移,响应速度快且具备大规模应用的可行性,可从多方面支持风电运行与控制。风储联合运行系统已经得到广泛的研究和应用,随着储能技术的快速发展,风储联合运行系统越来越多的得到电力企业的重视。

与联网运行相比,风储孤网系统具有运行灵活、高效等特点,是未来新能源的重要应用形式和

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