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简要介绍了电科院系统所在阳城向江苏送电工程的方案研究阶段所进行的该工程输电方案及相关串联电容补偿装置选择的研究思路、方法和主要结论,涉及到潮流及暂态稳定性研究,提出对串联电容补偿的要求;用频率扫描法分析了采用串联补偿后,引起次同步谐振的可能性、产生条件及防止措施.第二部分介绍了国外串联电容补偿技术的新发展.
This paper briefly introduces the research ideas, methods and main conclusions of the transmission scheme of this project and the selection of the series capacitor compensation device in the research phase of Yangcheng-Jiangsu Power Transmission Project where the Electric Power Research Institute system is located. It involves the trend and transient stability Researching and putting forward the requirements for the series capacitor compensation.The frequency sweep method is used to analyze the possibility of generating the subsynchronous resonance after series compensation and the conditions and preventive measures.The second part introduces the new development of capacitor compensation in foreign series.