Dynamic phasor modeling of three phase voltage source inverters

Arash Nazari, Yaosuo Xue, Jayesh Kumar Motwani, Igor Cvetkovic, Dong Dong, Dushan Boroyevich

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

3 Scopus citations

Abstract

With the increase in the development and implementation of distributed energy resources, application of parallel connected inverters is increasing and as a result having accurate modeling and simulation tools that can help in the design, analysis and stability assessment of the grid is of great importance. Development of fundamental methods that can achieve accurate, reliable, and computationally efficient results can be very beneficial. Application of Dynamic phasor (DP) modeling method has been limited to study of limited harmonics and small combination of interconnected converters due to the complexity associated with developing models that describe larger systems. In this paper, application of DP modeling method is expanded to model any number of parallel connected three phase voltage source inverter (VSI) with inclusion of a wider harmonic content including fundamental, subharmonics, inter-harmonics, switching frequency and their sidebands. Results achieved from this modeling method is compared with conventional average model as well as detailed switching model and the effect of inclusion of wider harmonic content on accuracy of DP modeling method is demonstrated.

Original languageEnglish
Title of host publication2021 6th IEEE Workshop on the Electronic Grid, eGRID 2021
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9781665449793
DOIs
StatePublished - 2021
Event6th IEEE Workshop on the Electronic Grid, eGRID 2021 - New Orleans, United States
Duration: Nov 8 2021Nov 10 2021

Publication series

Name2021 6th IEEE Workshop on the Electronic Grid, eGRID 2021

Conference

Conference6th IEEE Workshop on the Electronic Grid, eGRID 2021
Country/TerritoryUnited States
CityNew Orleans
Period11/8/2111/10/21

Funding

This material is based upon work supported by the US Department of Energy, Office of Electricity, Advanced Grid Modeling Program under contract DE-AC05-00OR22725. This manuscript has been authored in part by UT-Battelle, LLC, under contract DE-AC05-00OR22725 with the US Department of Energy (DOE). The US government retains and the publisher, by accepting the article for publication, acknowledges that the US government retains a nonexclusive, paid-up, irrevocable, worldwide license to publish or reproduce the published form of this manuscript, or allow others to do so, for US government purposes. DOE will provide public access to these results of federally sponsored research in accordance with the DOE Public Access Plan (http://energy.gov/downloads/doe-public-access-plan).

FundersFunder number
U.S. Department of EnergyDE-AC05-00OR22725

    Keywords

    • Computational efficiency
    • Dynamic phasor model
    • Generalized state space average model
    • Interconnected voltage source inverters

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