电力系统次同步谐振抑制措施综述Review of Measures to Mitigate Subsynchronous Resonance in Power Systems
田旭;姜齐荣;谢小荣;
摘要(Abstract):
在远距离大容量的输电线路中加入串补电容可以提高系统的输送能力,但是会出现次同步谐振问题,危及发电机组轴系安全和电力系统的稳定。阐述了次同步谐振问题产生的机理及现有的抑制措施。并对工程实际中常用的几种抑制措施的原理、功能及经济性进行了分析和比较,指出了各种措施的优缺点。最后根据经济技术比较的结果,给出了具有较好应用前景的抑制方案。
关键词(KeyWords): 次同步谐振;抑制措施;双间隙闪络;静止同步补偿器;附加励磁阻尼控制
基金项目(Foundation):
作者(Author): 田旭;姜齐荣;谢小荣;
Email:
DOI: 10.13335/j.1000-3673.pst.2010.12.010
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