275 citations · 561 across the 31 of their papers we have counts for
23 papers · 1 filter
Resilience assessment and planning in power distribution systems:Past and future considerations
Shuva Paul, Abodh Poudyal, Shiva Poudel +2
Over the past decade, extreme weather events have significantly increased worldwide, leading to widespread power outages and blackouts. As these threats continue to challenge power…
Simulation-Integrated Distributed Optimal Power Flow for Unbalanced Power Distribution Systems
Rabayet Sadnan, Nathan Gray, Anjan Bose +1
Distributed optimization methods have been extensively applied for the optimization of electric power distribution systems, especially for grid-edge coordination. Existing distribu…
Sensitivity Analyses of Resilience-oriented Risk-averse Active Distribution Systems Planning
Abodh Poudyal, Anamika Dubey
This paper presents sensitivity analyses of resilience-based active distribution system planning solutions with respect to different parameters. The distribution system planning pr…
Distributed Computing for Scalable Optimal Power Flow in Large Radial Electric Power Distribution Systems with Distributed Energy Resources
Rabayet Sadnan, Anamika Dubey
Solving the non-convex optimal power flow (OPF) problem for large-scale power distribution systems is computationally expensive. An alternative is to solve the relaxed convex probl…
Distributed Optimization in Distribution Systems with Grid-Forming and Grid-Supporting Inverters
Rabayet Sadnan, Anamika Dubey
With massive penetrations of active grid-edge technologies, distributed computing and optimization paradigm has gained significant attention to solve distribution-level optimal pow…
A Risk-Driven Probabilistic Approach to Quantify Resilience in Power Distribution Systems
Abodh Poudyal, Anamika Dubey, Shiva Poudel
It is of growing concern to ensure resilience in power distribution systems to extreme weather events. However, there are no clear methodologies or metrics available for resilience…
Spatiotemporal Impact Assessment of Hurricanes on Electric Power Systems
Abodh Poudyal, Vishnu Iyengar, Diego Garcia-Camargo +1
Almost 90% of the major power outages in the US are caused due to hurricanes. Due to the highly uncertain nature of hurricanes in both spatial and temporal dimensions, it is essent…
Extremum-Seeking Adaptive-Droop for Model-free and Localized Volt-VAR Optimization
Hongda Ren, Rahul Ranjan Jha, Anamika Dubey +1
In an active power distribution system, Volt-VAR optimization (VVO) methods are employed to achieve network-level objectives such as minimization of network power losses. The commo…
Bilateral Market for Distribution-level Coordination of Flexible Resources using Volttron
Mohammad Ostadijafari, Juan Carlos Bedoya, Anamika Dubey +1
Increasing penetrations of distributed energy resources (DERs) and responsive loads (RLs) in the electric power distribution systems calls for a mechanism for joint supply-demand c…
Distributed Optimization using Reduced Network Equivalents for Radial Power Distribution Systems
Rabayet Sadnan, Anamika Dubey
The limitations of centralized optimization methods for power systems operation have led to the distributed computing paradigm, particularly in power distribution systems. The exis…
Conservation Voltage Reduction (CVR) via Two-Timescale Control in Unbalanced Power Distribution Systems
Rahul Ranjan Jha, Anamika Dubey, Kevin P. Schneider
Voltage control devices are employed in power distribution systems to reduce the power consumption by operating the system closer to the lower acceptable voltage limits; this techn…
A Two-Stage Service Restoration Method for Electric Power Distribution Systems
Shiva Poudel, Anamika Dubey
Improving the reliability of power distribution systems is critically important for both utilities and customers. This calls for an efficient service restoration module within a di…
Hybrid Transmission Distribution Co-simulation: Frequency Regulation using Battery Energy Storage
Gayathri Krishnamoorthy, Anamika Dubey
Battery energy storage systems (BESS) are proving to be an effective solution in providing frequency regulation services to the bulk grid. However, there are several concerns for t…
A Framework to Analyze Interactions between Transmission and Distribution Systems
Gayathri Krishnamoorthy, Anamika Dubey
Analyzing the interactions between the transmission and distribution (T&D) system is becoming imperative with the increased penetrations of distributed energy resources (DERs) on e…
Distributed PV Penetration Impact Analysis on Transmission System Voltages using Co-Simulation
Gayathri Krishnamoorthy, R. Sadnan, Anamika Dubey
With the growing penetrations of distributed energy resources (DERs), it is imperative to evaluate their impacts on transmission system operations. In this paper, an iteratively co…
Transmission-Distribution Co-Simulation: Analytical Methods for Iterative Coupling
Gayathri Krishnamoorthy, Anamika Dubey
With the increased penetrations of distributed energy resources (DERs), the need for integrated transmission and distribution system analysis (T&D) is imperative. This paper presen…
Joint Estimation of Operational Topology and Outages for Unbalanced Power Distribution Systems
Anandini Gandluru, Shiva Poudel, Anamika Dubey
An electric power distribution system is operated in several distinct radial topologies by opening and closing of system's sectionalizing and tie switches. The estimation of the sy…
Critical Load Restoration using Distributed Energy Resources for Resilient Power Distribution System
Shiva Poudel, Anamika Dubey
Extreme weather events have a significant impact on the aging and outdated power distribution infrastructures. These high-impact low-probability (HILP) events often result in exten…
Risk-based Probabilistic Quantification of Power Distribution System Operational Resilience
Shiva Poudel, Anamika Dubey, Anjan Bose
It is of growing concern to ensure the resilience in electricity infrastructure systems to extreme weather events with the help of appropriate hardening measures and new operationa…
Conservation Voltage Reduction by Coordinating Legacy Devices, Smart Inverters and Battery
Mohammad Ostadijafari, Rahul Ranjan Jha, Anamika Dubey
Due to market, there is flexibility in the price for power purchase by the utility. At the maximum loading condition the cost of power is high, hence conservation voltage reduction…
Small-Signal Stability Analysis for Droop-Controlled Inverter-based Microgrids with Losses and Filtering
Abdullah Al Maruf, Mohammad Ostadijafari, Anamika Dubey +1
An islanded microgrid supplied by multiple distributed energy resources (DERs) often employs droop-control mechanisms for power sharing. Because microgrids do not include inertial…
Smart Building Energy Management using Nonlinear Economic Model Predictive Control
Mohammad Ostadijafari, Anamika Dubey, Yang Liu +2
Owing to the call for energy efficiency, the need to optimize the energy consumption of commercial buildings-- responsible for over 40% of US energy consumption--has recently gaine…
Linear Model-Predictive Controller (LMPC) for Building's Heating Ventilation and Air Conditioning (HVAC) System
Mohammad Ostadijafari, Anamika Dubey
Model predictive control (MPC) is a widely used technique for temperature set-point tracking and energy optimization of Heating Ventilation and Air Conditioning (HVAC) systems in b…