Network-Cognizant Design of Decentralized Volt/VAR Controllers

Kyri Baker, Andrey Bernstein, Emiliano Dall-Anese, Changhong Zhao

Research output: Contribution to conferencePaperpeer-review

6 Scopus Citations

Abstract

This paper considers the problem of designing decentralized Volt/VAR controllers for distributed energy resources (DERs). The voltage-reactive power characteristics of individual DERs are obtained by solving a convex optimization problem, where given performance objectives (e.g., minimization of the voltage deviations from a given profile) are specified and stability constraints are enforced. The resultant Volt/VAR characteristics are network-cognizant, in the sense that they embed information on the location of the DERs and, consequently, on the effect of reactive-power adjustments on the voltages throughout the feeder. Bounds on the maximum voltage deviation incurred by the controllers are analytically established. Numerical results are reported to corroborate the technical findings.

Original languageAmerican English
Number of pages5
DOIs
StatePublished - 26 Oct 2017
Event2017 IEEE Power and Energy Society Innovative Smart Grid Technologies Conference, ISGT 2017 - Washington, United States
Duration: 23 Apr 201726 Apr 2017

Conference

Conference2017 IEEE Power and Energy Society Innovative Smart Grid Technologies Conference, ISGT 2017
Country/TerritoryUnited States
CityWashington
Period23/04/1726/04/17

Bibliographical note

Publisher Copyright:
© 2017 IEEE.

NREL Publication Number

  • NREL/CP-5D00-67620

Keywords

  • Distribution systems
  • Renewable generation
  • Volt/VAR control
  • Voltage regulation

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