Sizing and Location Selection of Medium-Voltage Back-to-Back Converter for DER-Dominated Distribution Systems

no code implementations • 12 Aug 2022 • Xiangqi Zhu, Akanksha Singh, Barry Mather

This function can enable the MVB2B converter to exchange distributed energy resource (DER)-generated power between two systems and bring significant value to enhancing distribution system DER adoption.

Behavioral and Population Data Driven Distribution System Load Modeling

no code implementations • 12 Aug 2022 • Isaac Bromley-Dulfano, Xiangqi Zhu, Barry Mather

In this study, we develop a methodology of modeling residential load profiles in different geographic areas with a focus on human behavior impact.

Grid Impact Analysis and Mitigation of En-Route Charging Stations for Heavy-Duty Electric Vehicles

no code implementations • 12 Aug 2022 • Xiangqi Zhu, Partha Mishra, Barry Mather, Mingzhi Zhang, Andrew Meintz

This paper presents a consolidated grid impact analysis design and corresponding mitigation strategies for heavy-duty electric vehicle (EV) charging stations.

Grid Value Analysis of Medium Voltage Back-to-Back Converter on DER Hosting Enhancement

no code implementations • 8 Mar 2022 • Xiangqi Zhu, Akanksha Singh, Barry Mather

This paper presents an analysis of the value that can be realized by medium-voltage back-to-back (MVB2B) converters in terms of increased utilization rate of distributed energy resource (DER) and the improvement in operational conditions.

A Data-driven Probabilistic-based Flexibility Region Estimation Method for Aggregated Distributed Energy Resources

no code implementations • 14 Oct 2021 • Mingzhi Zhang, Xiangqi Zhu, Ning Lu

At the DER-level, a two-dimensional flexibility region can be formed based on the real and reactive power regulating limits of each DER considering forecast uncertainty.