275 citations · 561 across the 31 of their papers we have counts for
14 papers · 1 filter
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Extreme weather events have a significant impact on the aging and outdated power distribution infrastructures.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…
Bi-Level Volt-VAR Optimization to Coordinate Smart Inverters with Voltage Control Devices
Rahul Ranjan Jha, Anamika Dubey, Chen-Ching Liu +1
Conservation voltage reduction(CVR) uses Volt-VAR optimization(VVO) methods to reduce customer power demand by controlling the feeders' voltage control devices. The objective of th…
Local Smart Inverter Control to Mitigate the Effects of Photovoltaic (PV) Generation Variability
Rahul Ranjan Jha, Anamika Dubey
The rapidly transforming electric power distribution system due to the integration of distributed energy resources(DERs) specifically roof-top photovoltaic (PV) generation may lead…
Exact Distribution Optimal Power Flow (D-OPF)Model using Convex Iteration Technique
Rahul Ranjan Jha, Anamika Dubey
The distribution optimal power flow (D-OPF) models have gained attention in recent years to optimally operate acentrally-managed distribution grid. On account of nonconvex formulat…
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…