摘要
构网型技术能够使新能源、储能等电力电子设备在稳态、暂态等全工况下表现出受控电压源特性,使其具备电压及频率支撑能力,是适应未来更高比例新能源接入,推动构建新型电力系统的关键技术之一。为促进构网型技术的发展和应用,综述了构网型技术的研究进展和未来方向。一是从定义内涵的角度梳理了构网型技术相关概念的发展历程、主流控制策略和应用载体;二是对比了国内外相关的技术规范与标准,探讨了构网型设备的基本涉网特性要求;三是分析了构网型技术在多机系统稳定性分析、跟/构网设备容量配比及协同运行、复杂系统电磁暂态仿真等方面面临的挑战,指出了需要深化研究的方向;四是根据不同的系统需求与技术应用定位,对未来构网型技术应用的典型场景进行了分析和展望。
Grid-forming technology enables power electronic devices such as new energy and energy storage to exhibit the characteristics of controlled-voltage-source under steady state and transient conditions,and provides them with voltage and frequency support capabilities.This make grid-forming technology one of the key to promote the construction of a new type of power system with a higher penetration of new energy in the future.In order to promote the development and application of grid-forming technology,this paper summarizes the research progress and future direction of this technology.Firstly,it comprehends the development history,mainstream control strategies and application carriers of grid-forming technology from the perspective of definition and connotation;secondly,it compares the worldwide technical specifications and standards,discussing the basic grid-related characteristics of grid-forming equipment;thirdly,it analyzes the challenges faced by gridforming technology such as the stability analysis of multiunit systems,the grid-follow/grid-forming capacity ratio and cooperative operation of the equipment,and the electromagnetic transient simulation of complex systems,pointing out the future research direction.Fourthly,the typical scenarios of the future application of grid-forming technology are analyzed and outlooked,according to different system requirements and application positioning.
作者
刘泽洪
郑炜
李佳朋
梁才浩
肖晋宇
LIU Zehong;ZHENG Wei;LI Jiapeng;LIANG Caihao;XIAO Jinyu(Global Energy Interconnection Development and Cooperation Organization,Xicheng District,Beijing 100031,China;Global Energy Interconnection Co.,Ltd.,Xicheng District,Beijing 100031,China;School of Electrical Engineering,Xi’an Jiaotong University,Xi’an 710049,Shaanxi Province,China)
出处
《全球能源互联网》
北大核心
2025年第4期399-415,共17页
Journal of Global Energy Interconnection
关键词
构网型技术
新能源并网
新型电力系统
电力系统稳定
应用场景
grid-forming technology
integration of new energy
new-type power system
power system stability
application scenarios
作者简介
刘泽洪(1961),男,硕士,教授级高级工程师,长期组织和参与交、直流超/特高压输电系统的规划、科研、设计、工程建设及管理工作,E-mail:zehong-liu@sgcc.com.cn;郑炜(1992),男,博士,高级工程师,研究方向为能源系统与电力系统规划、新能源并网与消纳,E-mail:wei-zheng1@geidco.org;李佳朋(1994),男,博士,助理教授,长期从事新型电力系统保护与控制研究,E-mail:jiapengli@xjtu.edu.cn;梁才浩(1978),男,博士,教授级高级工程师,长期从事清洁能源开发、电网互联互通等电力规划相关研究,E-mail:caihao-liang@geidco.org;肖晋宇(1977),男,博士,教授级高级工程师,主要研究领域包括电力系统分析、能源系统与电力系统规划、能源气象与电力新技术研究等,E-mail:jinyuxiao@geidco.org。
