A distributed power system control architecture for improved distribution system resiliency

Kevin P. Schneider, Stuart Laval, Jacob Hansen, Ronald B. Melton, Leslie Ponder, Lance Fox, John Hart, Joshua Hambrick, Mark Buckner, Murali Baggu, Kumaraguru Prabakar, Madhav Manjrekar, Somasundaram Essakiappan, Leon M. Tolbert, Yilu Liu, Jiaojiao Dong, Lin Zhu, Aaron Smallwood, Avnaesh Jayantilal, Chris IrwinGuohui Yuan

Research output: Contribution to journalArticlepeer-review

61 Scopus citations

Abstract

Electric distribution systems around the world are seeing an increasing number of utility-owned and non-utility-owned (customer-owned) intelligent devices and systems being deployed. New deployments of utility-owned assets include self-healing systems, microgrids, and distribution automation. Non-utility-owned assets include solar photovoltaic generation, behind-the-meter energy storage systems, and electric vehicles. While these deployments provide potential data and control points, the existing centralized control architectures do not have the flexibility or the scalability to integrate the increasing number or variety of devices. The communication bandwidth, latency, and the scalability of a centralized control architecture limit the ability of these new devices and systems from being engaged as active resources. This paper presents a standards-based architecture for the distributed power system controls, which increases operational flexibility by coordinating centralized and distributed control systems. The system actively engages utility and non-utility assets using a distributed architecture to increase reliability during normal operations and resiliency during extreme events. Results from laboratory testing and preliminary field implementations, as well as the details of an ongoing full-scale implementation at Duke Energy, are presented.

Original languageEnglish
Article number8618618
Pages (from-to)9957-9970
Number of pages14
JournalIEEE Access
Volume7
DOIs
StatePublished - 2019

Funding

This work was supported in part by the U.S. Department of Energy under Contract DE-AC05-76RL01830.

FundersFunder number
U.S. Department of EnergyDE-AC05-76RL01830

    Keywords

    • Distributed control
    • microgrids
    • power distribution
    • power system protection
    • smart grids

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