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eess.SY2026
OCO-S: Online Convex Optimization with Stateful Costs and Sparse Communication
Yiwei Liu, Luwei Yang, Shunbo Lei
We study \textsc{OCO-S}, an online convex optimization setting in which decisions drive a stable dynamical state, losses are incurred along the induced state trajectory, and fi…
eess.SY2026
Delay-Robust Secondary Frequency Control via Passive Interconnection and Randomized Block Updates
Yiwei Liu, Luwei Yang, Shunbo Lei
This paper studies secondary frequency control in transmission networks subject to communication delays at the cyber-physical interface and limited per-update computation at the co…
eess.SY2023
Distributed Multi-Time Slot Power Balancing Control of Power Systems with Energy Storage Devices
Luwei Yang, Tao Liu, David J. Hill
This paper studies a crucial problem in power system balancing control, i.e., the multi-time slot economic dispatch (MTSED) problem, for power grids with substantial renewables, sy…