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电网技术  2009 

云广特高压直流输电系统中换流变压器铁心饱和不稳定的抑制

, PP. 32-36

Keywords: 特高压直流,铁心饱和不稳定,附加控制电路

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Abstract:

换流变压器铁心饱和不稳定对电力系统的危害十分严重,文章研究了变压器铁心饱和不稳定的产生机理,设计了用于控制铁心饱和不稳定的附加控制电路。基于南方电网2010年数据,采用PSCAD/EMTDC为云广±800kV特高压直流输电系统建立了详细的电磁暂态仿真模型,通过仿真试验验证了该附加控制电路的有效性。

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