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高压电器  2015 

CVT速饱和电抗型阻尼器的优化理论研究

DOI: 10.13296/j.1001-1609.hva.2015.12.020, PP. 114-119

Keywords: 铁磁谐振, 励磁电感, 阻尼器, 数值优化

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Abstract:

根据电容式电压互感器(CVT)的等值电路,建立了基于速饱和电抗型阻尼器CVT的铁磁谐振阻尼模型,从理论上推导了CVT阻尼条件。结合江苏无锡日新220 kV的电容式电压互感器(CVT)实际参数值,计算了阻尼器串联电阻的数值。结果表明,该理论很好地解决了阻尼器串联电阻的选择难题,可用于指导CVT的工程设计。

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