Publications

International Journals

2025

J. Park, J. Ham, J. Maeng, C. Im, D. Seo, S. Hahn, and  S. Cui, "Equivalent Circuit Extraction of MI-HTS Coil including High-Frequency Region for Electromagnetic Transient Simulation with Voltage-Source Converter," in IEEE Transactions on Applied Superconductivity, doi: 10.1109/TASC.2025.3587992. 

J. Lee, J. Maeng, J. -J. Jung and S. Cui, "Identification of Resonance and Instability from Algebraic Virtual Impedance of Grid-Forming Control in the Perspective of Negative Sequence," in IEEE Transactions on Power Electronics, doi: 10.1109/TPEL.2025.3571387.

S. Kim, K. -H. Kim, S. Cui and J. -J. Jung, "Adjustable Virtual Impedance via Anti-Windup Method for Enhancing Transient Stability and Grid Forming Capability Under Current Limiting Conditions," in IEEE Transactions on Power Electronics, doi: 10.1109/TPEL.2025.3525649.

J. Yun, S. Cui and S. -K. Sul, "Instantaneous Pulse Pattern Control for Optimized Dynamic Performance of Three-Phase Dual-Active Bridge Converter," in IEEE Transactions on Power Electronics, doi: 10.1109/TPEL.2025.3543493.

G. Park, H. Kim, B. -G. Cho and S. Cui, "ZVS-Enhanced and RMS-Current-Minimized Optimal Modulation Scheme of Dual-Active Bridge Converter With Comprehensive ZVS Analysis," in IEEE Transactions on Power Electronics, doi: 10.1109/TPEL.2025.3541847.

J. Yun and S. Cui, "Enhanced Active Thermal Balancing Strategy for Three-Phase Dual-Active Bridge Converter Suppressing Transformer Flux Saturation," in IEEE Transactions on Power Electronics, vol. 40, no. 4, pp. 5014-5024, April 2025, doi: 10.1109/TPEL.2024.3517534.

2024

I. Hwang, J. Lee and S. Cui, "Time-Step-Adaptive Filter Discretization for Variable Sampling Frequency Control of Power Converters," in IEEE Transactions on Power Electronics, Sep. 2024, doi: 10.1109/TPEL.2024.3465040.

K. -H. Kim, S. Cui and J. -J. Jung, "Current-Oriented Phase-Locked Loop Method for Robust Control of Grid-Connected Converter in Extremely Weak Grid," in IEEE Transactions on Power Electronics, June. 2024, doi: 10.1109/TPEL.2024.3419445.

G. S. Song, S. Cui and M. J. -J. Jung, "Technique for Mitigating Voltage Ripple of DC-Link Capacitors in a Three-Level NPC Utilizing a Zigzag Transformer," in IEEE Transactions on Power Electronics, May. 2024, doi: 10.1109/TPEL.2024.3407954. 

C. Im, J. Ham, J. Maeng, G. Kim, S.-H. Park, J. Kim, J. Lee, G. Park, J. -T. Lee, K. Choi, U. Bong, S. Cui, S. Hahn, S. Lee, "Nonlinear Characteristics of Metal-Insulated REBCO Magnet Under Various Switching Frequencies of Half-Bridge Inverter Circuit," in IEEE Transactions on Applied Superconductivity, vol. 34, no. 5, pp. 1-6, Aug. 2024, doi: 10.1109/TASC.2024.3370092. 

2023

J. -S. Hong, J. -I. Ha, S. Cui and J. Hu, "Topology and Control of an Enhanced Dual-Active Bridge Converter With Inherent Bipolar Operation Capability for LVDC Distribution Systems," in IEEE Transactions on Power Electronics, vol. 38, no. 10, pp. 12774-12789, Oct. 2023, doi: 10.1109/TPEL.2023.3297389. (Corresponding Author)

J. Yun, J. Yoo, S. Cui and S. -K. Sul, "Model Predictive Control for Six-Step Operation of PMSM Based on Adapted Fast Gradient Method," in IEEE Transactions on Power Electronics, vol. 38, no. 5, pp. 5952-5962, May 2023, doi: 10.1109/TPEL.2023.3240510. (Corresponding Author)

2022

J. Hu, S. Cui and R. W. De Doncker, "Natural Boundary Transition and Inherent Dynamic Control of a Hybrid-Mode-Modulated Dual-Active-Bridge Converter," in IEEE Transactions on Power Electronics, vol. 37, no. 4, pp. 3865-3877, April 2022, doi: 10.1109/TPEL.2021.3119903. (Corresponding Author)

S. Zhao, Y. Chen, S. Cui and J. Hu, "Modular Multilevel DC-DC Converter With Inherent Bipolar Operation Capability for Resilient Bipolar MVDC Grids," in CPSS Transactions on Power Electronics and Applications, vol. 7, no. 1, pp. 37-48, March 2022, doi: 10.24295/CPSSTPEA.2022.00004. 

2021

J. Hu, S. Cui and R. W. De Doncker, "Closed-Loop Black Start-Up of Dual-Active-Bridge Converter With Boosted Dynamics and Soft-Switching Operation," in IEEE Transactions on Power Electronics, vol. 36, no. 10, pp. 11009-11013, Oct. 2021, doi: 10.1109/TPEL.2021.3071578.  (Corresponding Author)

J. Hu, Z. Yang, S. Cui and R. W. De Doncker, "Closed-Form Asymmetrical Duty-Cycle Control to Extend the Soft-Switching Range of Three-Phase Dual-Active-Bridge Converters," in IEEE Transactions on Power Electronics, vol. 36, no. 8, pp. 9609-9622, Aug. 2021, doi: 10.1109/TPEL.2021.3055369.  (Corresponding Author)

S. Zhao, Y. Chen, S. Cui, B. J. Mortimer and R. W. De Doncker, "Three-Port Bidirectional Operation Scheme of Modular-Multilevel DC–DC Converters Interconnecting MVDC and LVDC Grids," in IEEE Transactions on Power Electronics, vol. 36, no. 7, pp. 7342-7348, July 2021, doi: 10.1109/TPEL.2020.3041721. 

J. Hu, S. Cui, D. v. d. Hoff and R. W. De Doncker, "Generic Dynamic Phase-Shift Control for Bidirectional Dual-Active Bridge Converters," in IEEE Transactions on Power Electronics, vol. 36, no. 6, pp. 6197-6202, June 2021, doi: 10.1109/TPEL.2020.3039348.  (Corresponding Author)

2020

S. Cui, J. Hu and R. De Doncker, "Fault-Tolerant Operation of a TLC-MMC Hybrid DC-DC Converter for Interconnection of MVDC and HVdc Grids," in IEEE Transactions on Power Electronics, vol. 35, no. 1, pp. 83-93, Jan. 2020, doi: 10.1109/TPEL.2019.2911853.

S. Cui, J. Hu and R. W. De Doncker, "Control and Experiment of a TLC-MMC Hybrid DC–DC Converter for the Interconnection of MVDC and HVDC Grids," in IEEE Transactions on Power Electronics, vol. 35, no. 3, pp. 2353-2362, March 2020, doi: 10.1109/TPEL.2019.2928258.

J. Hu, S. Cui, S. Wang and R. W. De Doncker, "Instantaneous Flux and Current Control for a Three-Phase Dual-Active Bridge DC–DC Converter," in IEEE Transactions on Power Electronics, vol. 35, no. 2, pp. 2184-2195, Feb. 2020, doi: 10.1109/TPEL.2019.2922299. 

2019

S. Cui, J. -H. Lee, J. Hu, R. W. De Doncker and S. -K. Sul, "A Modular Multilevel Converter with a Zigzag Transformer for Bipolar MVDC Distribution Systems," in IEEE Transactions on Power Electronics, vol. 34, no. 2, pp. 1038-1043, Feb. 2019, doi: 10.1109/TPEL.2018.2855082.

2018

S. Cui, H. -J. Lee, J. -J. Jung, Y. Lee and S. -K. Sul, "A Comprehensive AC-Side Single-Line-to-Ground Fault Ride Through Strategy of an MMC-Based HVDC System," in IEEE Journal of Emerging and Selected Topics in Power Electronics, vol. 6, no. 3, pp. 1021-1031, Sept. 2018, doi: 10.1109/JESTPE.2018.2797934.

S. Cui, N. Soltau and R. W. De Doncker, "A High Step-Up Ratio Soft-Switching DC–DC Converter for Interconnection of MVDC and HVDC Grids," in IEEE Transactions on Power Electronics, vol. 33, no. 4, pp. 2986-3001, April 2018, doi: 10.1109/TPEL.2017.2702207.

2017

J. -J. Jung, S. Cui, J. -H. Lee and S. -K. Sul, "A New Topology of Multilevel VSC Converter for a Hybrid HVDC Transmission System," in IEEE Transactions on Power Electronics, vol. 32, no. 6, pp. 4199-4209, June 2017, doi: 10.1109/TPEL.2016.2598368. 

2016

S. Cui and S. Sul, "A Comprehensive DC Short-Circuit Fault Ride Through Strategy of Hybrid Modular Multilevel Converters (MMCs) for Overhead Line Transmission," in IEEE Transactions on Power Electronics, vol. 31, no. 11, pp. 7780-7796, Nov. 2016, doi: 10.1109/TPEL.2015.2513426.