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清华大学电机系

清华大学电机系本科生

清华大学电机系研究生

清华大学电机系校友会

清华大学能源互联网创新研究院

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Current Location: Home > faculties > Li Xiaoqian

Li Xiaoqian

Research Direction

rail transit flexible power supply system, VSC-HVDC transmission, high-power power electronics

lixq-dee@tsinghua.edu.cn

010-627883306

  • Biography
  • Teaching
  • Research Project
  • Publications
  • Social service

Biology：

Xiaoqian Li got B.Sc. degree of electrical engineering from North China Electric Power University, Beijing, China in 2010. She got her Ph.D of electrical engineering from Tsinghua University in 2015. She completed two-year research as a post doctor and was assigned to work in Tsinghua University in 2017. She has been associate professor in Tsinghua University since 2023. Her research interests include rail transit flexible power supply system, VSC-HVDC transmission, high-power power electronics. She leads several research projects including National Natural Science Foundation of China, Science and Technology Plan of Beijing Municipal Science and Technology Commission of China, and several projects from industry. She published 60 papers with WOS citation 1125, including 2 ESI papers. She has been granted 49 Chinese patents and 1 European patent.

Educational Background and Work Experience：

2023/11-Present, Associate Professor, Department of Electrical Engineering, Tsinghua University, Beijing, China

2017/08-2023/11, Assistant Professor, Department of Electrical Engineering, Tsinghua University, Beijing, China

2015/07-2017/07, Post doctor, Department of Electrical Engineering, Tsinghua University, China

2010/09-2015/06 Ph.D, Department of Electrical Engineering, Tsinghua University, China

2006/09-2010/06 B.Sc., Department of Electrical Engineering, North China Electric Power University, China

No content

Academic Project：

[1] 2023/01-2025/12，Power Flow Optimization and Stability Mechanism of Photovoltaic Integrated Rail Transit Traction Power Supply System, National Natural Science Foundation of Beijing China，co-PI

[2] 2023/01-2026/12，Cascading Effect Analysis and Active Blocking Control of Catenary Faults in Urban Rail Flexible DC Power Supply System, National Natural Science Foundation of China，PI

[3] 2022/08-2025/07，Key Technologies and Demonstration Applications of Flexible DC Traction Power Supply System for Urban Rail Transit，Science and Technology Plan of Beijing Municipal Science and Technology Commission of China，PI

[4] 2021/06-2022/06，Flexible AC Traction Power Supply Converter Matched with SCOTT Transformer, Foundation of China State Key Laboratory，PI

[5] 2020/07-2023/06，Protection and Fault Handling in HVDC Transmission Applications, National Natural Science Foundation of China Joint China-Sweden Mobility，PI

Industry Project：

[1] 2023/07-2025/12，Research and Application of New-Generation Urban Rail Flexible DC Power Supply System Based on Energy Router，PI

[2] 2023/01-2024/08，Research and Development of Coordinated Control and Energy Management System for Flexible DC Traction Power Supply System of Beijing Metro No. 13A，PI

[3] 2020/01-2020/12，Rail Transit Flexible Power Supply System and its Impact for Grid Integration，PI

[4] 2019/08-2024/07，Continuous Co-phase Traction Power Supply System based on Static Power Converter, Major Science and Technology Projects of China Railway Electrification Engineering Group Cp., LTD，PI

International Journal Papers：

[1] Ziming Li, Xiaoqian Li*, Chao Lu*, Weihan Bao, Yingdong Wei. Admittance Matrix-Based Small-Signal Stability Criterion for Flexible DC Traction Power Systems. CSEE Journal of Power and Energy Systems. early access, 2025.

[2] Zhanhe Li, Xiaoqian Li*, Chao Lu*, Kechun Ma, Weihan Bao. Carbon Emission Responsibility Accounting in Renewable Energy Integrated DC Traction Power Systems, Applied Energy, 2024, 355: 1-19.

[3] Jing Li; Yingdong Wei; Xiaoqian Li*; Chao Lu; Xu Guo; Yunzhi Lin; Marta Molinas. Modeling and stability prediction for the static-power-converters interfaced flexible AC traction power supply system with power sharing scheme, International Journal of Electrical Power and Energy Systems, 2023, 154: 1-18.

[4] Zhanhe Li; Xiaoqian Li*; Yingdong Wei; Chao Lu*; Xuelian Bai. Fast Quasi-Optimal Power Flow of Flexible DC Traction Power Systems. IEEE Transactions on Power Systems, 2023, 39(1) : 1555-1567.

[5] Ni Tan, Xiaoqian Li*, Yingdong Wei*, Mingrui Li, Yunzhi Lin, Xu Guo, Jianzhen Liu. DC Bias Suppression in Static Power Converter During Catenary Fault Handling for Railway Flexible AC Traction Power System. IEEE Journal of Emerging and Selected Topics in Power Electronics, 2023, 11(3) : 2895-2903.

[6] Ziming Li; Xiaoqian Li*; Yingdong Wei*; Chao Lu; Yunzhi Lin; Zengqin Li. Ground Fault Analysis and Grounding Method of Static Power Converters in Flexible AC Traction Power Supply Systems. IEEE Transactions on Power Electronics, 2022, 37(5): 5535-5546.

[7] Ziming Li; Xiaoqian Li*; Yunzhi Lin; Yingdong Wei*; Zhanhe Li;Zengqin Li; Chao Lu. Active Disturbance Rejection Control for Static Power Converters in Flexible AC Traction Power Supply Systems. IEEE Transactions on Energy Conversion, 2022, 37(4): 2851-2862.

[8] Li, Xiaoqian; Li, Ziming; Zhao, Biao; Lu, Chao; Song, Qiang; Zhou, Yuebin; Rao, Hong; Xu, Shukai; Zhu, Zhe. HVDC Reactor Reduction Method Based on Virtual Reactor Fault Current Limiting Control of MMC. IEEE Transactions on Industrial Electronics, 2020, 67 (12): 9991-10000.

[9] Li, Xiaoqian; Zhao, Biao; Wei, Yingdong; Xie, Xiaorong; Hu, Yinghong; Shu, Dewu. DC Fault Current Limiting Effect of MMC Submodule Capacitors. International Journal of Electrical Power and Energy Systems, 2020, 115: 1-9.

[10] Zhao, Biao; Li, Xiaoqian; Wei, Yingdong; An, Feng; Sun, Jie; Liu, Guowei; Zhao, Yuming. Modular Hybrid-Full-Bridge DC Transformer with Full-Process Matching Switching Strategy for MVDC Power Distribution Application. IEEE Transactions on Industrial Electronics, 2020,67(5): 3317-3328.

[11] Hou, Lingxi; Zhang, Shuqing; Wei, Yingdong; Li, Xiaoqian; Jiang, Qirong. A Hybrid-Arm Modular Multilevel Converters Topology with DC Low Voltage Operation Capability for Unidirectional HVDC Bulk Power Transmission. IEEE Transactions on Power Delivery, 2020, 35(6): 2812-2820.

[12] Shu, Dewu; Wei, Yingdong; Dinavahi, Venkata; Wang, Keyou; Yan, Zheng; Li, Xiaoqian. Co-Simulation of Shifted-Frequency/Dynamic Phasor and Electromagnetic Transient Models of Hybrid LCC-MMC DC Grids on Integrated CPU-GPUs. IEEE Transactions on Industrial Electronics, 2020, 67(8): 6517-6530.

[13] Li, Xiaoqian; Song, Qiang; Liu, Wenhua; Zhu, Zhe; Xu, Shukai. Experiment on DC-fault Ride Through of MMC Using a Half-Voltage Clamp Submodule. IEEE Journal of Emerging and Selected Topics in Power Electronics, 2018, 6(3): 1273-1279.

[14] Li, Xiaoqian; Song, Qiang; Liu, Wenhua; Meng, Jingwei; Rao, Hong; Xu, Shukai; Zhu, Zhe. Universal Terminal Model Suitable for Various Modular Multilevel Converter Topologies for Power-System-Level Simulation Application. IET Generation, Transmission and Distribution, 2018, 12(3): 737-744.

[15] Song, Qiang; Zeng, Rong; Yu, Zhanqing; Liu, Wenhua; Huang, Yulong; Yang, Wenbo; Li, Xiaoqian. A Modular Multilevel Converter Integrated with DC Circuit Breaker. IEEE Transactions on Power Delivery, 2018, 33(5): 2502-2512.

[16] Li, Xiaoqian; Song, Qiang; Liu, Wenhua; Xu, Shukai; Zhu, Zhe; Li, Xiaolin. Performance Analysis and Optimization of Circulating Current Control for Modular Multilevel Converter. IEEE Transactions on Industrial Electronics, 2016, 63(2): 716-727.

[17] Li, Xiaoqian; Song, Qiang; Liu, Wenhua; Li, Qi; Rao, Hong; Xu, Shukai. Zero-Sequence Voltage Injection Control Scheme of Modular Multilevel Converter Supplying Passive Networks Under Unbalanced Load Conditions. Electric Power Systems Research, 2015, 121: 270-278.

[18] Song, Qiang; Liu, Wenhua; Li, Xiaoqian; Rao, Hong; Xu, Shukai; Li, Licheng. A Steady-State Analysis Method for a Modular Multilevel Converter. IEEE Transactions on Power Electronics, 2013, 28(8): 3702-3713.（ESI Top 0.1%）

[19] Li, Xiaoqian; Song, Qiang; Liu, Wenhua; Rao, Hong; Xu, Shukai; Li, Licheng. Protection of Nonpermanent Faults on DC Overhead Lines in MMC-Based HVDC Systems. IEEE Transactions on Power Delivery, 2013, 28 (1): 483-490. （ESI Top 1%）

Senior Member, IEEE

Executive Director, IEEE PES China DC Control and Protection Committee

Deputy Secretary-General, IEEE PES China Membership Committee

Deputy Secretary-General, IEEE PES China Women in Engineering Committee

Member, CIGRE Next Generation Network (NGN) China Committee

Specialist, CIGRE WG B4.85