A Grid-Forming HVDC Series Tapping Converter Using Extended Techniques of Flex-LCC. - Qianhao Sun; Ruofan Li; Jichen Wang; Mingchao Xia; Qifang Chen; Meiqi Fan; Gen Li; Xuebo Qiao (CoRR, 2025)

Exploiting the Hidden Capacity of MMC Through Accurate Quantification of Modulation Indices. - Qianhao Sun; Jingwei Meng; Ruofan Li; Mingchao Xia; Qifang Chen; Jiejie Zhou; Meiqi Fan; Peiqian Guo (CoRR, 2025)