Enhancement of Energy Management in the Shipboard Power Systems Based on Recursive Distributed Load Shedding Model

  • Behnaz Papari
  • , Robert Cox
  • , Chris S. Edrington
  • , Gokhan Ozkan
  • , Phuong H. Hoang
  • , Naireeta Deb

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

14 Scopus citations

Abstract

Distributed energy management has been recognized as a promising solution for fast load scheduling in the ship power systems (SPSs). In the case of a power shortage, a reliable and accurate load shedding mechanism is necessary to avoid losing the significant loads. This paper proposes a distributed energy management framework in SPSs considering the load shedding possibility in the structure. The proposed method is constructed based on a multi-agent distributed consensus-based structure employing the alternating direction method of multipliers (ADMM). Through a recursive distributed formulation, the optimal load scheduling is satisfied and the extra uncharged loads with the least priorities are determined. Due to the nonlinearity of the problem formulation, a new optimization algorithm based on the firefly algorithm is proposed to solve the problem. In addition, a satisfactory modification method is developed to improve the search ability of the algorithm and avoid the premature convergence. A notional SPS is used to validate the performance of the proposed approach.

Original languageEnglish
Title of host publication2019 IEEE Electric Ship Technologies Symposium, ESTS 2019
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages605-611
Number of pages7
ISBN (Electronic)9781538675601
DOIs
StatePublished - Aug 2019
Externally publishedYes
Event2019 IEEE Electric Ship Technologies Symposium, ESTS 2019 - Washington, United States
Duration: Aug 14 2019Aug 16 2019

Publication series

Name2019 IEEE Electric Ship Technologies Symposium, ESTS 2019

Conference

Conference2019 IEEE Electric Ship Technologies Symposium, ESTS 2019
Country/TerritoryUnited States
CityWashington
Period08/14/1908/16/19

Funding

This material is based upon research supported by, or in part by, the U.S. Office of Naval Research under award numbers N00014-16-1-2956 and N00014-17-1-2239.

Keywords

  • Distributed load shedding
  • Ship power system
  • energy management
  • optimization

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