167 citations · 552 across the 28 of their papers we have counts for
29 papers
PowerSimulationsDynamics.jl -- An Open Source Modeling Package for Modern Power Systems with Inverter-Based Resources
Jose Daniel Lara, Rodrigo Henriquez-Auba, Matthew Bossart +2
In this paper we present the development of an open-source simulation toolbox, PowerSimulationsDynamics.jl, to study the dynamic response of power systems, focusing on the requirem…
Revisiting Power Systems Time-domain Simulation Methods and Models
Jose Daniel Lara, Rodrigo Henriquez-Auba, Deepak Ramasubramanian +3
The changing nature of power systems dynamics is challenging present practices related to modeling and study of system-level dynamic behavior. While developing new techniques and m…
Small-Signal Stability Impacts of Load and Network Dynamics on Grid-Forming Inverters
Rodrigo Henriquez-Auba, Jose Daniel Lara, Duncan S. Callaway
This paper presents several stability analyses for grid-forming inverters and synchronous generators considering the dynamics of transmission lines and different load models. Load…
Predicting Electricity Infrastructure Induced Wildfire Risk in California
Mengqi Yao, Meghana Bharadwaj, Zheng Zhang +2
This paper examines the use of risk models to predict the timing and location of wildfires caused by electricity infrastructure. Our data include historical ignition and wire-down…
Stability and Robustness of a Hybrid Control Law for the Half-bridge Inverter
Gabriel E. Colón-Reyes, Kaylene C. Stocking, Duncan S. Callaway +1
Hybrid systems combine both discrete and continuous state dynamics. Power electronic inverters are inherently hybrid systems: they are controlled via discrete-valued switching inpu…
Optimally Scheduling Public Safety Power Shutoffs
Antoine Lesage-Landry, Félix Pellerin, Joshua A. Taylor +1
In an effort to reduce power system-caused wildfires, utilities carry out public safety power shutoffs (PSPS) in which portions of the grid are de-energized to mitigate the risk of…
Approximated Multi-Agent Fitted Q Iteration
Antoine Lesage-Landry, Duncan S. Callaway
We formulate an efficient approximation for multi-agent batch reinforcement learning, the approximated multi-agent fitted Q iteration (AMAFQI). We present a detailed derivation of…
Pricing and Energy Trading in Peer-to-peer Zero Marginal-cost Microgrids
Jonathan Lee, Rodrigo Henriquez-Auba, Bala Kameshwar Poolla +1
Efforts to utilize 100% renewable energy in community microgrids require new approaches to energy markets and transactions to efficiently address periods of scarce energy supply. I…
Grid-Coupled Dynamic Response of Battery-Driven Voltage Source Converters
Ciaran Roberts, Jose Daniel Lara, Rodrigo Henriquez-Auba +2
With the increasing interest in converter-fed islanded microgrids, particularly for resilience, it is becoming more critical to understand the dynamical behavior of these systems.…
Online Convex Optimization with Binary Constraints
Antoine Lesage-Landry, Joshua A. Taylor, Duncan S. Callaway
We consider online optimization with binary decision variables and convex loss functions. We design a new algorithm, binary online gradient descent (bOGD) and bound its expected dy…
Computational Experiment Design for Operations Model Simulation
Jose Daniel Lara, Jonathan T. Lee, Duncan Callaway +1
Computer simulations that demonstrate the valueof novel approaches are crucial to developing more flexibleand robust power systems operations with high penetrations ofrenewable ene…
MPC-Based Fast Frequency Control of Voltage Source Converters in Low-Inertia Power Systems
Ognjen Stanojev, Uros Markovic, Petros Aristidou +3
A rapid deployment of renewable generation has led to significant reduction in the rotational system inertia and damping, thus making frequency control in power systems more challe…
LITS.jl -- An Open-Source Julia based Simulation Toolbox for Low-Inertia Power Systems
Rodrigo Henriquez-Auba, Jose D. Lara, Ciaran Roberts +2
The integration of converter-interfaced generation (CIG) from renewable energy sources poses challenges to the stability and transient behavior of electric power systems. Understan…
Wasserstein Distributionally Robust Look-Ahead Economic Dispatch
Bala Kameshwar Poolla, Ashish R. Hota, Saverio Bolognani +2
We consider the problem of look-ahead economic dispatch (LAED) with uncertain renewable energy generation. The goal of this problem is to minimize the cost of conventional energy g…
Dynamic and Distributed Online Convex Optimization for Demand Response of Commercial Buildings
Antoine Lesage-Landry, Duncan S. Callaway
We extend the regret analysis of the online distributed weighted dual averaging (DWDA) algorithm [1] to the dynamic setting and provide the tightest dynamic regret bound known to d…
Towards Distributed Energy Services: Decentralizing Optimal Power Flow with Machine Learning
Roel Dobbe, Oscar Sondermeijer, David Fridovich-Keil +3
The implementation of optimal power flow (OPF) methods to perform voltage and power flow regulation in electric networks is generally believed to require extensive communication. W…
Linear Single- and Three-Phase Voltage Forecasting and Bayesian State Estimation with Limited Sensing
Roel Dobbe, Werner van Westering, Stephan Liu +3
Implementing state estimation in low and medium voltage power distribution is still challenging given the scale of many networks and the reliance of traditional methods on a large…
How much energy storage do modern power systems need?
Autumn Preskill, Duncan Callaway
The central question we seek to address in this paper is: How rapidly do the operating cost benefits of grid-scale energy storage decline as installed storage capacity increases? W…
Trajectory tracking with an aggregation of domestic hot water heaters: Combining model-based and model-free control in a commercial deployment
Mingxi Liu, Stef Peeters, Duncan S. Callaway +1
Scalable demand response of residential electric loads has been a timely research topic in recent years. The commercial coming of age or residential demand response requires a scal…
Decentralized Charging Control of Electric Vehicles in Residential Distribution Networks
Mingxi Liu, Phillippe K. Phanivong, Yang Shi +1
Electric vehicle (EV) charging can negatively impact electric distribution networks by exceeding equipment thermal ratings and causing voltages to drop below standard ranges. In th…
Towards Real-Time Estimation of Solar Generation From Micro-Synchrophasor Measurements
Emre C. Kara, Ciaran M. Roberts, Michaelangelo Tabone +3
This paper presents a set of methods for estimating the renewable energy generation downstream of a measurement device using real-world measurements. First, we present a generation…
A Linearized Power Flow Model for Optimization in Unbalanced Distribution Systems
Michael D. Sankur, Roel Dobbe, Emma Stewart +2
Optimal Power Flow (OPF) is an important tool used to coordinate assets in electric power systems to ensure customer voltages are within pre-defined tolerances and to improve distr…
Experimental Demonstration of Frequency Regulation by Commercial Buildings - Part I: Modeling and Hierarchical Control Design
Evangelos Vrettos, Emre C. Kara, Jason MacDonald +2
This paper is the first part of a two-part series in which we present results from an experimental demonstration of frequency regulation in a commercial building test facility. In…
Experimental Demonstration of Frequency Regulation by Commercial Buildings - Part II: Results and Performance Evaluation
Evangelos Vrettos, Emre C. Kara, Jason MacDonald +2
This paper is the second part of a two-part series presenting the results from an experimental demonstration of frequency regulation in a commercial building test facility. In Part…