Search Results for author: Elizabeth Ratnam

Found 4 papers, 1 papers with code

Network-aware EV charging and discharging in unbalanced distribution grids: A distributed, robust approach against communication failures

no code implementations17 Oct 2023 Nanduni Nimalsiri, Elizabeth Ratnam

This paper proposes a distributed optimization-based algorithm for electric vehicle (EV) charging and discharging, incorporating EV customer economics and distribution network constraints enforced on an unbalanced distribution grid.

Distributed Optimization

Gershgorin Disc-based Voltage Stability Regions for DER Siting and Control in Distribution Grids

no code implementations12 Dec 2022 Jaimie Swartz, Elizabeth Ratnam, Abhishek Bhardwaj, Alexandra von Meier

As a consequence of the transition to distributed and renewable energy systems, some distribution system operators are increasingly concerned about power quality, including steady-state voltage volatility.

Voltage Stability Studies for Distribution Networks: Assessing Load Dynamics

no code implementations5 Aug 2021 Ruth Kravis, Ian Petersen, Elizabeth Ratnam

This paper presents an investigation into load dynamics that potentially cause voltage instability or collapse in distribution networks.

Visual Tool for Assessing Stability of DER Configurations on Three-Phase Radial Networks

1 code implementation14 Nov 2020 Jaimie Swartz, Brittany Wais, Elizabeth Ratnam, Alexandra von Meier

We present a method and tool for evaluating the placement of Distributed Energy Resources (DER) on distribution circuits in order to control voltages and power flows.

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