闽粤联网工程静止无功发生器-有源滤波器故障退出事件分析及改进措施  

Analysis and improvement measures of static var generator-active power filter fault exit event in Fujian-Guangdong interconnection project

作　　者：陈明泉 CHEN Mingquan(Fujian Zhongshisuo Electric Power Testing&Commissiong Co.,Ltd,Fuzhou350007;State Grid Fujian Electric Power Research Institute,Fuzhou350007)

机构地区：[1]福建中试所电力调整试验有限责任公司,福州350007 [2]国网福建省电力有限公司电力科学研究院,福州350007

出　　处：《电气技术》2023年第2期82-88,共7页Electrical Engineering

摘　　要：背靠背闽粤联网直流输电工程是国家电网和南方电网联网的标志性工程,工程中静止无功发生器(SVG)-有源滤波器(APF)应用方案尚属国内常规直流工程中首次应用。本文针对闽粤联网工程初始投运阶段发生的一起SVG-APF故障退出事件,详细分析其现象和原因,提出对SVG-APF进、出暂态控制策略参数和SVG-APF暂态控制过程策略参数的优化方案,并在工程大负荷系统带电调试期间进行专项试验,试验结果验证了方案的可行性。The Fujian-Guangdong back-to-back HVDC transmission project is a landmark project for the interconnection of the state grid and the southern power grid. The static var generator(SVG)-active power filter(APF) in the project is still the first application in domestic conventional HVDC projects. Based on an SVG-APF fault exit event during the initial operation of Fujian-Guangdong interconnection project, this paper analyzes the phenomenon and causes of the event in detail, and puts forward optimization schemes for the parameters of SVG-APF incoming and outgoing transient state control strategy and SVG-APF transient state control process strategy. Special tests are carried out during the live heavy load commissioning of the project, and the test results verify the feasibility of the optimization schemes.

关 键 词：闽粤联网 绝对最小滤波器 暂态模式 过电流保护 

分 类 号：TM761[电气工程—电力系统及自动化] TM721.1