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高压电器  2015 

具有预应力的某型直流滤波电容器载荷分析

, PP. 151-156

Keywords: 预应力, 直流滤波电容器, 有限元, 载荷分析, 地震响应

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Abstract:

直流滤波电容器是直流输变电中的重要设备,以往对其抗震分析未考虑预应力的影响。文中探讨了预应力对直流滤波电容器模态的影响,通过计算说明预应力的存在提高了直流滤波电容器的固有频率,并对直流滤波电容器进行了3种载荷组合分析,得到了放置框架和棒形悬式复合绝缘子应力储备系数。

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