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电网技术  2007 

新型换流变压器配套滤波装置的优化设计

, PP. 22-26

Keywords: 自耦补偿,谐波屏蔽,换流变压器,优化模型,高压直流输电(HVDC)

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Abstract:

传统的高压直流输电(highvoltagedirectcurrent,HVDC)系统一般在换流站交流网侧布置滤波兼无功补偿装置,谐波与无功功率通过换流变压器回馈网侧时会对变压器产生不良的影响。作者基于自耦补偿与谐波屏蔽的换流变压器,针对某实际的HVDC模拟系统,提出了与该变压器配套的滤波装置的接线方案,并将外罚函数法和遗传算法相结合,对上述滤波装置进行优化设计,建立了以初期投资最小为优化目标、满足系统无功需求的滤波器优化配置的数学模型。算例计算和仿真结果表明了上述优化模型及其滤波方式的正确性和有效性。

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