Renewable Energy and Smart Grid Research Institute

Academic identity

IEEE Member

Director of IEEE PES Low Voltage DC Technical   Subcommittee

SCIJournal《Symmetry》Guest Editor

Future Plan for Young Scholars of Shandong University

Work experience

2022.10-Today, Shandong University Associate Researcher

2020.08-2022.09, Shandong University Postdoc

2015.09-2020.06, Shandong University Doctor of Engineering

Personal information

Name

Liu Zhijie

Gender

Male

Date of birth

1992Year8month

Place of Origin

Jinan, Shandong

Professional title

Associate Researcher/Master’s Tutor

Position

Teacher

Telephone

18253162068

Email

liuzj@sdu.edu.cn

Research direction

Renewable energy grid connection control

Flexible DC transmission and distribution operation strategy

Modular multi-level converter operation and control

Academic works

Published in the past five yearsSCI/EICollect academic papers40More articles, some academic achievements are as follows:

1. Zhijie Liu (Liu Zhijie), J. Wang, L. hourChen, and J. Wang, A Time-domain Analysis Model   for Modular Multilevel Based Grid-Forming Converters in Isolated Power   Supply. IEEE Transactions on Power Electronics, 2023. (Chinese Academy of Sciences1DistrictSCIIncluded)

2. Zhijie Liu (Liu Zhijie), K. Li, J. Wang, A General Model of Modular   Multilevel Converter for Analyzing the Steady-state Performance Optimization.   IEEE Transactions on Industrial Electronics, 2021, 68(2): 925-937. (Chinese Academy of Sciences1DistrictSCIIncluded)

3. Zhijie Liu (Liu Zhijie), K. Li, J. Wang, Z. Javid, M. Wang, and K. Sun,   Research on Capacitance Selection for Modular Multi-Level Converter. IEEE   Transactions on Power Electronics, 2019, 34(9): 8417-8434. (Chinese Academy of Sciences1DistrictSCIIncluded)

4. Zhijie Liu (Liu Zhijie), K. Li, J. Wang, and L. Li, A side‐effect‐free   method of reducing capacitance requirement for modular multilevel converters.   IET High Voltage, 2022: DOI: eceiv10.1049/hve2. 12168. (Chinese Academy of Sciences1DistrictSCIIncluded)

5. Zhijie Liu (Liu Zhijie), K. Li, Z. Guo, J. Wang and J. Qian, Evaluating   the Over-modulation Risk of Modular Multilevel Converters by Using Dynamic   Modulation Ratio. IEEE Journal of Emerging and Selected Topics in Power   Electronics, 2022 (Chinese Academy of Sciences2DistrictSCIIncluded)

6. Zhijie Liu (Liu Zhijie), Y. Li, L. Li, and et. al., Steady-state   Analysis for Modular Multilevel Converters with Considering the Modified Arm   DC Reference and Average Capacitor Voltage. IEEE Journal of Emerging and   Selected Topics in Power Electronics, 2022: Early Access. (Chinese Academy of Sciences2DistrictSCIIncluded)

7. Zhijie Liu (Liu Zhijie), K. Li, Z. Guo, J. Wang and J. Qian, A   Comprehensive Study on the Modulation Ratio in Modular Multilevel Converters,   IEEE Transaction on Industry Applications, 2022: DOI:   10.1109/TIA.2022.3155472. (Chinese Academy of Sciences2DistrictSCIIncluded)

8. J. Wang, L. Chen, Zhijie Liu (Liu Zhijie)*, Z. Zhang   and X. Zhang, Optimized Parameter Design of the Dual-Loop Control for   Grid-Forming VSCs With LC Filters. IEEE Transactions on Industry   Applications,2022,58(1): 820-829. (Chinese Academy of Sciences2DistrictSCIIncluded)

9. Zhijie Liu (Liu Zhijie), K. Li, Y. Sun, J. Wang,and et.al. A   Steady-State Analysis Method for Modular Multilevel Converters Connected to   Permanent Magnet Synchronous Generator-Based Wind Energy Conversion Systems.   Energies, 2018, 11(2). (SCIIncluded)

10. J. Qian, Zhijie   Liu (Liu Zhijie)*, K. Li, L. Li and Z. Guo, Reducing Submodule Capacitance for Modular   Multilevel Converter-Based Medium-voltage Wind Power Converter. Frontier In   Energy Research, Early Access. (SCIIncluded)

11. J. Wang, Zhijie   Liu (Liu Zhijie), Z. Wang, J. Huang and X. Liu. A Modulated MPC Algorithm for Modular   Multilevel Converter with Low Calculation Burden. IEEE Predictive Control of   Electrical Drives and Power Electronics, Jinan, China, 2021: 98-103. (Best   Paper Awards)

Undertake scientific research projects

1. Wide range operationMMC30467_30483，National Natural Science Foundation of China project，2022-2025，Project leader;

2. Research on lightweight optimization principles and methods of modular multi-level offshore wind power converter stations，Shandong Provincial Natural Science Foundation Project，2021-2024，Project leader;

3. MMCtype offshore wind power converter station，Shandong Provincial Department of Human Resources and Social Security Innovation Project，2021-2022，Project leader;

4. Distributed photovoltaic large-scale access system intelligent management and control analysis platform research project，Shandong Electric Power Company Science and Technology Project，2022-2023，Project leader;

5. Optical power storage and power collection technology research project for distribution power grid interaction，Shandong Electric Power Company Science and Technology Project，2022-2023，Project leader;

6. Processing and testing of integrated photovoltaic and storage power collection equipment for county distribution network，Shandong Electric Power Company Science and Technology Project，2022-2023，Project leader;

7. Research on converter station-level control methods to prevent multi-infeed DC commutation failure，National Key R&D Plan Sub-project，2022-2025，Main members(No.2Position)。

Academic Type

Master’s degree students: academic, professional