Lesnicar A, Marquardt R. An innovative modular multilevel converter topology suitable for a wide power range[C]. Power Tech Conference Proceedings, Bologna, Italy, 2003: 272-277.
[2]
Hagiwara M, Akagi H. PWM control and experiment of modular multilevel converters[C]. Power Electronics Specialists Conference, Rhodes, 2008: 154- 161.
[3]
Tu Qingrui, Xu Zheng, Xu Lie. Reduced switching- frequency modulation and circulating current supper- ssion for modular multilevel converters[J]. IEEE Transactions on Power Delivery, 2011, 26(3): 2009- 2017.
Tu Qingrui, Xu Zheng, Zheng Xiang, et al. An optimized voltage balancing method for modular multilevel converter[J]. Transactions of China Elec- trotechnical Society, 2011, 26(5): 15-20.
Gao Jian, Su Jianhui, Gao Hang, et al. Capacitor voltage and circulation current control strategy in modular multilevel converter[J]. Power System Protec- tion and Control, 2014, 42(3): 56-62.
[8]
Konstantinou G S, Agelidis V G. Performance evalua- tion of half-bridge cascaded multilevel converters operated with multicarrier sinusoidal PWM techniques [C]. Industrial Electronics and Applications Conference, Xi’an, 2009: 3399-3404.
Tu Qing ruil, Xu Zhen, Yao Weizhen. Selecting number of voltage levels for modular multilevel converter based HVDC[J]. Power System Protection and Control, 2010, 38(20): 33-44.
[11]
Li Zixin, Wang Ping, Zhu Haibin, et al. An improved pulse width modulation method for chopper-cell- based modular multilevel converters[J]. IEEE Transac- tions on Power Electronics, 2012, 27(8): 3472-3481.
Sun Shixian, Tian Jie. Flexible Approach Modulation Strategy for HVDC Based on Modular Multilevel Converter[J]. Proceedings of CSEE, 2012, 32(28): 62-67.
[14]
Angquist L, Antonopoulos A, Siemaszko D, et al. Open-loop control of modular multilevel converters using estimation of stored energy[J]. IEEE Transac- tions on Industry Applications, 2011, 47(6): 2516- 2524.
[15]
宋强, 刘文华, 李笑倩, 等. 模块化多电平换流器稳态运行特性的解析分析[J]. 电网技术, 2012, 36(11): 198-204. Song Qiang, Liu Wenhua, Li Xiaoqian, et al. An analytical method for analysis on steady-state operating characteristics of modular multilevel converter[J]. Power System Technology, 2012, 36(11): 198-204.
Guan Minyuan, Xu Zheng. Modeling and control of modular multilevel converter based VSC-HVDC system connected to passive networks[J]. Transactions of China Electrotechnical Society, 2013, 28(2): 255-263.
Lei Ming, Li Yaohua, Ge Qiongxuan, et al. A control scheme of modular multilevel converter operating at low frequency[J]. Proceedings of CSEE, 2013, 33(24): 59-65.
Lei Ming, Li Yaohua, Ge Qiongxuan, et al. A new modular multilevel converter with single arm inductor and its control strategies[J]. Transactions of China Electrotechnical Society, 2014, 29(2): 231-238.
Deng Xuesong, Ou Kaijian, Chen Peng, et al. Study of control strategy for MMC-HVDC systembased on deadbeat current control[J]. Power System Protection and Control, 2014, 42(8): 34-39.
[24]
Li Zixin, Wang Ping, Chu Zunfang, et al. An Inner Current Suppressing Method for Modular Multilevel Converters[J]. IEEE Transactions on Power Elec- tronics, 2013, 28(11): 4873-4879.
Zhang Jianpo, Zhao Chengyong. Research on circula- tion current and suppressing strategy of modular multilevel converter[J]. Transactions of China Elec- trotechnical Society, 2013, 28(10): 328-336.
[27]
Das A, Nademi H, Norum L. A method for charging and discharging capacitors in Modular Multilevel Converter[C]. Annual Conference on IEEE Industrial Electronics Society, Melbourne, 2011: 1058-1062.
Kong Ming, Qiu Yufeng, He Zhiyuan, et al. Pre- charging control strategies of modular multilevel converter for VSC-HVDC[J]. Power System Technology, 2011, 35(11): 67-73.
Zhou Yuebin, Jiang Daozhuo, Guo Jie, et al. Start/ stop control of modular multilevel converter based HVDC Transmission System[J]. Power System Tech- nology, 2012, 36(3): 204-209.