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电网技术  2007 

特高压空载变压器的合闸谐振过电压

, PP. 5-10

Keywords: 特高压,谐振过电压,空载变压器,合闸电阻

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Abstract:

研究了我国1000kV特高压试验示范工程中可能出现幅值较高的合空载变压器谐振过电压现象,阐述了合空载变压器谐振过电压的机理与影响因素及其对策。在计算分析合闸电阻、投入低压电抗器等措施限制合空变谐振过电压效果的基础上,提出了抑制合特高压空载变压器谐振过电压的相应对策,以保证特高压试验示范工程的安全运行。

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