Dr.-Ing. Yonggang Zhang

Research assistant

Since 2021: Research assistant at the Department of Energy Management and Operation of Electrical Grids at the University of Kassel
2017 - 2021: PhD at the Chair of Electrical Grids and Renewable Energy at Otto von Guericke University Magdeburg with the dissertation "Analysis and Control of Resonances in HVDC Connected DFIG-based Offshore Wind Farm"
2012 - 2017: Research assistant at China Electric Power Research Institute (CEPRI) in the field of "Automation of Electric Power System"
2011 - 2012: Development engineer of EMS/SCADA software at NARI Technology Co., Ltd (China).
2008 - 2010: Studied electrical engineering at the University of Duisburg-Essen, graduating with a Master of Science degree
2003 - 2007: Studied electrical engineering at the University of Chang'an (China) with a Bachelor of Engineering degree

2025

Y. Zhang, P. Unruh, B. Fischer, and M. Braun, "Comparative Impedance Characteristic Analysis of Grid-Following and Grid-Forming Inverters," IET Renewable Power Generation, 2025, doi: https://doi.org/10.1049/rpg2.70020.

2024

Y. Zhang, Y. Lamrani, X. Guillaud and M. Braun, "Small-Signal AC-DC Coupling Analysis of Grid-Following and Grid-Forming MMCs," 2024 IEEE Power & Energy Society General Meeting (PESGM), Seattle, WA, USA, 2024, pp. 1-5, doi: 10.1109/PESGM51994.2024.10689133.
Y. Zhang, C. Hachmann, N. Wiese, M. Braun, Y. Lamrani and X. Guillaud, "Comparative AC-DC Interaction Analysis for Grid-Following and Grid-Forming HVDC Converters," 2024 IEEE PES Innovative Smart Grid Technologies Europe (ISGT EUROPE), Dubrovnik, Croatia, 2024, pp. 1-5, doi: 10.1109/ISGTEUROPE62998.2024.10863402.

2023

Y. Zhang, N. Wiese, Z. Liu, M. Braun,"On the Control Interaction of Synchronous Machine and Grid-Connected Converter during System-Split Situations," International Journal of Electrical Power & Energy Systems, Elsevier, 2023.

2022

N. Wiese, Y. Zhang, M. Braun,"New Current Limiting Control for Grid-Forming Converters under Unbalanced Faults," Wind & Solar Integration Workshop 2022, The Hague, Netherlands.
K. Fischbach, N. Wiese, Y. Zhang, M. Braun,"Continuous Grid-Forming Control with Transient Current Limitation," NEIS 2022, Hamburg, Germany.
Y. Zhang, D. Duckwitz, N. Wiese and M. Braun,"Extended Nodal Admittance Matrix Based Stability Analysis of HVDC Connected AC Grids," in IEEE Access, vol. 10, pp. 55200-55212, 2022, doi: 10.1109/ACCESS.2022.3177232.

2021

N. Wiese, D. Duckwitz, M. Nuschke, Y. Zhang and M. Braun,"Fault operation of grid-forming converters with focus on system stability," Solar Integration Workshop 2021, Berlin, Germany.

Y. Zhang, C. Hachmann, N. Wiese, M. Braun, Y. Lamrani, und X. Guillaud, „Comparative AC-DC Interaction Analysis for Grid-Following and Grid-Forming HVDC Converters“, in IEEE PES ISGT Europe 2024 : conference book : ISGT Europe 2024, 14-17 October 2024, Dubrovnik, Croatia, IEEE, Hrsg. Piscataway, NJ: IEEE, 2024, S. TBD.

Y. Zhang, D. Duckwitz, N. Wiese, und M. Braun, „Extended Nodal Admittance Matrix Based Stability Analysis of HVDC Connected AC Grids“, IEEE Access, Bd. 10, S. 55200–55212, 2022.
K. P. Fischbach, N. Wiese, Y. Zhang, und M. Braun, „Continuous Grid-Forming Control with Transient Current Limitation“, in NEIS 2022, Detlef Schulz, Hrsg. Hamburg, 2022, S. 95–100.