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eess.SY2026
Unified Sensitivity-Based Heuristic for Optimal Line Switching and Substation Reconfiguration
Zongqi Hu, Weiqi Meng, Bai Cui
Optimal transmission switching (OTS) determines which transmission lines to remove from service to minimize dispatch costs. Unlike topology design, it alters the operational status…
eess.SY2025
Optimizing DER Aggregate Flexibility via Network Reconfiguration
Feixiang Zhang, Hongyi Li, Bai Cui +1
The aggregate flexibility region of distributed energy resources (DERs) quantifies the aggregate power shaping capabilities of DERs. It characterizes the distribution network's pot…
eess.SY2025
DER Day-Ahead Offering: A Neural Network Column-and-Constraint Generation Approach
Weiqi Meng, Hongyi Li, Bai Cui
In the day-ahead energy market, the offering strategy of distributed energy resource (DER) aggregators must be submitted before the uncertainty realization in the form of price-qua…