6 papers
A SOCP-based ACOPF for Operational Scheduling of Three-phase Unbalanced Distribution Systems and Coordination of PV Smart Inverters
Mingyue He, Zahra Soltani, Mohammad Ghaljehei +6
The proliferation of distributed energy resources (DERs) im-poses new challenges to distribution system operation, e.g., power quality issues. To overcome these challenges and enha…
A Machine Learning-Based Method for Identifying Critical Distance Relays for Transient Stability Studies
Ramin Vakili, Mojdeh Khorsand
Modeling protective relays is crucial for performing accurate stability studies as they play a critical role in defining the dynamic responses of power systems during disturbances.…
Simultaneous Robust State Estimation, Topology Error Processing, and Outage Detection for Unbalanced Distribution Systems
Zahra Soltani, Shanshan Ma, Mojdeh Khorsand +1
This paper proposes an efficient algorithmic approach that overcomes the critical challenges in the real-time unbalanced distribution system state estimation, topology error proces…
Day-ahead Operational Planning with Enhanced Flexible Ramping Product: Design and Analysis
Mohammad Ghaljehei, Mojdeh Khorsand
New resource mix, e.g., renewable resources, are imposing operational complexities to modern power systems by intensifying uncertainty and variability in the system net load. This…
Two-Stage Distributed Energy Resources Scheduling via Chance-Constrained AC Optimal Power Flow: A Second-Order Cone Programming Approach
Mingyue He, Zahra Soltani, Mojdeh Khorsand
The penetration of distributed energy resources (DERs) is increasing dramatically. Due to the uncertainty of DERs, the operation of the distribution system is facing higher risks a…
Representation of Uncertainty in Electric Energy Market Models: Pricing Implication and Formulation
Mohammad Ghaljehei, Mojdeh Khorsand
Modern market management systems continue to evolve due to the intentions to improve system security and reliability. This evolvement has been leading to a transition of market auc…