Under Review:
E. J. Choi, J.-W. Chang, and S. W. Kim, "Learning-Informed Phase-Angle Difference Bound Tightening for Convexified Optimal Power Flow in AC/DC Hybrid Networks,"
IEEE Transactions on Power Systems, under review.
J. H. Shin, E. J. Choi, J. Kim, G. S. Jang, and S. W. Kim, "Statistical Risk Assessment of N−k Transmission Contingencies from Sparse Outage Records,"
IEEE Transactions on Power Systems, under review.
G.-H. Park, H. Hwang, E. J. Choi, and S. W. Kim, "Unlocking the Value of Offshore Energy Hubs for Mitigating Onshore Grid Bottlenecks in South Korea,"
Applied Energy, under review.
E. J. Choi, Y. J. Lee, G.-S. Seo, and S. W. Kim, "System-wide Operational Value Assessment of Grid-Forming Resources in Island Power System,"
Energy Strategy Reviews, under review.
Published:
E. J. Choi, S. Y. Jang, and S. W. Kim, "Integrated Active and Reactive Power Pricing based on Convexification of Optimal Power Flow in AC/DC Hybrid Networks,"
International Journal of Electrical Power & Energy Systems, vol. 181, 112087, 2026.
E. J. Choi, J. W. Lee, H. S. Moon, and S. W. Kim, "Optimal Storage Sizing for Jeju Island Under Multiple Operational Scenarios,"
Journal of Electrical Engineering & Technology, 2026.
Y. J. Lee, E. J. Choi, and S. W. Kim, "Integrated Procurement Strategies for Corporate Renewable Electricity: Combinations of Direct PPA, Energy Storage, and Market Participation," Journal of Electrical Engineering & Technology, vol. 21, no. 4, pp. 3187-3198, 2026.
E. J. Choi, G.-S. Seo, and S. W. Kim, "Are better combinations of DERs more profitable?: Combinatorial optimization for aggregation of DERs in wholesale electricity markets," Applied Energy, vol. 396, 126264, 2025.
E. J. Choi, J. W. Lee, D. Kim, G.-S. Seo, and S. W. Kim, "Quantifying Benefit of Well-Located Distributed Energy Resources,"
IEEE Transactions on Energy Markets, Policy and Regulation, vol. 2, no. 1, pp. 92-106, 2023.
J. W. Lee, E. J. Choi, M. J. Jeong, R. C. Moragriega, P. G. Zaragoza, and S. W. Kim, "Optimal sourcing strategy for enterprises to achieve 100% renewable energy,"
Energy Reports, vol. 8, pp. 14865-14874, 2022.