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Abstract:
考虑模块化多电平换流器(Modular Multilevel Converter,MMC)可靠性与关键元件参数密切相关,文中提出一种针对其子模块(Submodule, SM)中绝缘栅双极型晶体管(Insulated Gate Bipolar Transistor, IGBT)状态参数估计的新方法。分析了子模块开关状态量与电压的关系,并建立桥臂电压数学模型;针对通过传感器采集的桥臂数据存在测量噪声,引入卡尔曼滤波理论,在线性最小方差准则下,建立了MMC子模块IGBT状态参数监测信息的数学模型,从而得到桥臂各子模块IGBT状态参数。该方法仅利用输电系统中已布置传感器,无需添加新的采集点,在不增加量...
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电测与仪表
ISSN: 1001-1390
CN: 23-1202/TH
Year: 2020
Issue: 22
Volume: 57
Page: 120-125
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count:
Chinese Cited Count:
30 Days PV: 1
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