Gab-Su Seo in 2022 at the National Laboratory of the Rockies, Photo Credit: NLR.
Professional Appointments
Principal Engineer, National Laboratory of the Rockies (NLR), Power Systems Engineering Center, Golden, Colorado, USA, Dec. 2025-Present
Principal Engineer, National Renewable Energy Laboratory (NREL), Power Systems Engineering Center, Golden, Colorado, USA, Jul. 2025-Dec. 2025
Senior Engineer, National Renewable Energy Laboratory (NREL), Power Systems Engineering Center, Golden, Colorado, USA, Apr. 2021-Jun. 2025
Research Engineer, National Renewable Energy Laboratory (NREL), Power Systems Engineering Center, Golden, Colorado, USA, Jan. 2018-Mar. 2021
Lecturer, University of Colorado—Denver, Department of Electrical Engineering, Denver, Colorado, USA, Jan. 2022-May 2022
Research Associate, University of Colorado—Boulder, Department of Electrical, Computer, and Energy Engineering, Boulder, Colorado, USA, Mar. 2016-Jan. 2018
Postdoctoral Fellow, Seoul National University, Department of Electrical and Computer Engineering, Seoul, South Korea, Sep. 2015-Feb. 2016
Graduate Research Assistant, Seoul National University, Department of Electrical and Computer Engineering, Seoul, South Korea, Mar. 2008-Aug. 2015
Wartime Wireless Communication System Specialist, Republic of Korea Army, South Korea, Feb. 2004-Feb. 2006
Education
Ph.D. in Electrical Engineering, Seoul National University, Seoul, South Korea, 2015
M.S. in Electrical Engineering, Seoul National University, Seoul, South Korea, 2010
B.S. in Electronics and Computer Engineering, Chonnam National University, Gwangju, South Korea, 2008
Collaborators
Dr. Dragan Maksimović, University of Colorado Boulder. Topics: Modular Power Converters, Decentralized Control for PWM Interleaving and Power Sharing.
Dr. Brian B. Johnson, University of Texas at Austin. Topics: Decentralized Control for Modular Power Converters, Virtual Oscillator Control, Low-Inertia Grid Stability.
Dr. Bowen Yang, National Laboratory of the Rockies. Topics: Modeling and Control of Current-Limited Grid-Forming Inverters, Small- and Large-Signal Stability of Multi-Inverter Systems, Inverter-Based System Restoration, and Cyber-Physical Systems.
Dr. Jin Wang, Ohio State University. Topics: Medium- and high-voltage direct current circuit breakers, power electronics-based ancillary services for multi-terminal HVDC systems, MMC.
Dr. Nathan Baeckeland, National Laboratory of the Rockies. Topics: Grid-Forming Inverter Control for Transient Response, Large-Signal Modeling and Stability Analysis of Inverter-Based Resources.
Dr. Vikram Roy Chowdhury, National Laboratory of the Rockies. Topics: Grid-Forming Inverter Control, Wave Power Conversion, Lyapunov Energy Function-based Control, Virtual Oscillator-based Control, Thevenin and Norton equivalent-based stability analysis.
Dr. Sairaj Dhople, University of Minnesota. Topics: Control Theories for Power Electronics, Stability Analysis.
Dr. Seungwan Kim, Korea Institute of Energy Technology, KENTECH. Topics: Electricity Market Design and Analysis, Power System Planning.
Dr. Eo Jin Choi, Mokpo National University. Topics: Grid Policy, Power System Planning and Operation, Electricity Market Design & Analysis, Large-scale optimization frameworks that capture decisions across investment, operation, and market clearing.
Dr. Alaa Selim, Dartmouth College. Topics: Machine Learning for Distributed Power Systems and Inverter Control.