8 citations · 18 across the 28 of their papers we have counts for
13 papers · 1 filter
AC-Informed DC Optimal Transmission Switching Problems via Parameter Optimization
Babak Taheri, Daniel K. Molzahn
Optimal Transmission Switching (OTS) problems minimize operational costs while treating both the transmission line energization statuses and generator setpoints as decision variabl…
Strategic Electric Distribution Network Sensing via Spectral Bandits
Samuel Talkington, Rahul Gupta, Richard Asiamah +2
Despite their wide-scale deployment and ability to make accurate high-frequency voltage measurements, communication network limitations have largely precluded the use of smart mete…
Improving the Accuracy of DC Optimal Power Flow Formulations via Parameter Optimization
Babak Taheri, Daniel K. Molzahn
DC Optimal Power Flow (DC-OPF) problems optimize the generators' active power setpoints while satisfying constraints based on the DC power flow linearization. The computational tra…
Beyond Algorithmic Fairness: A Guide to Develop and Deploy Ethical AI-Enabled Decision-Support Tools
Rosemarie Santa Gonzalez, Ryan Piansky, Sue M Bae +2
The integration of artificial intelligence (AI) and optimization hold substantial promise for improving the efficiency, reliability, and resilience of engineered systems. Due to th…
Quantifying Metrics for Wildfire Ignition Risk from Geographic Data in Power Shutoff Decision-Making
Ryan Piansky, Sofia Taylor, Noah Rhodes +3
Faults on power lines and other electric equipment are known to cause wildfire ignitions. To mitigate the threat of wildfire ignitions from electric power infrastructure, many util…
Discrete Shortest Paths in Optimal Power Flow Feasible Regions
Daniel Turizo, Diego Cifuentes, Anton Leykin +1
Optimal power flow (OPF) is a critical optimization problem for power systems to operate at points where cost or other operational objectives are optimized. Due to the non-convexit…
Long Duration Battery Sizing, Siting, and Operation Under Wildfire Risk Using Progressive Hedging
Ryan Piansky, Georgia Stinchfield, Alyssa Kody +2
Battery sizing and siting problems are computationally challenging due to the need to make long-term planning decisions that are cognizant of short-term operational decisions. This…
Equitably allocating wildfire resilience investments for power grids: The curse of aggregation and vulnerability indices
Madeleine Pollack, Ryan Piansky, Swati Gupta +1
Social vulnerability indices have increased traction for guiding infrastructure investment decisions to prioritize communities that need these investments most. One such plan is th…
Conservative Bias Linear Power Flow Approximations: Application to Unit Commitment
Paprapee Buason, Sidhant Misra, Daniel K. Molzahn
Accurate modeling of power flow behavior is essential for a wide range of power system applications, yet the nonlinear and nonconvex structure of the underlying equations often lim…
Optimizing Parameters of the LinDistFlow Power Flow Approximation for Distribution Systems
Babak Taheri, Rahul K. Gupta, Daniel K. Molzahn
The DistFlow model accurately represents power flows in distribution systems, but the model's nonlinearities result in computational challenges for many applications. Accordingly,…
Adaptive Power Flow Approximations with Second-Order Sensitivity Insights
Paprapee Buason, Sidhant Misra, Jean-Paul Watson +1
The power flow equations are fundamental to power system planning, analysis, and control. However, the inherent non-linearity and non-convexity of these equations present formidabl…
Analysis of Fairness-promoting Optimization Schemes of Photovoltaic Curtailments for Voltage Regulation in Power Distribution Networks
Rahul K. Gupta, Daniel K. Molzahn
Active power curtailment of photovoltaic (PV) generation is commonly exercised to mitigate over-voltage issues in power distribution networks. However, fairness concerns arise as c…
Improving Fairness in Photovoltaic Curtailments via Daily Topology Reconfiguration for Voltage Control in Power Distribution Networks
Rahul K. Gupta, Daniel K. Molzahn
In PV-rich power distribution systems, over-voltage issues are often addressed by curtailing excess generation from PV plants (in addition to reactive power control), raising fairn…