机构地区: 广东电网公司
出 处: 《广东输电与变电技术》 2006年第2期27-31,共5页
摘 要: 本文系统介绍了目前变电站VQC装置的动作原理,分析了目前VQC装置存在的主要问题。从加强控制响应的计算精度、九区图策略的改进、新控制策略的采用等方面探讨了变电站电压无功控制的改进策略,最后简要分析了VQC与全局动态无功优化的关系。 In this paper, introducing the principles adopted now by the substation vohage and reactive power control (VQC) devices in detail, analyzing main problems existed in present VQC devices, the author discussed improvement strategies of VQC devices from some aspects, such as to advance the calculation precision of control response, to improve the nine area method and to adopt new control strategies etc. Finally, relationship between VQC and dynamic VAR optimization of whole network are also analyzed.
领 域: [电气工程]