Optimal Energy Flow of Electricity-Gas Integrated Energy System Using Second-order Cone Program

Bowen Zhang, Yonghui Sun, Yongjie Zhong, Mouquan Shen

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

7 Scopus citations

Abstract

In this paper, integrated energy system (IES), consisting of electric power system (EPS), natural gas system (NGS) and energy hubs (EHs), is modeled and analyzed in detail. Due to the optimal energy flow problem of IES is the mixed integer nonconvex and nonlinear programming problem, which is difficult to be solved. To address this issue, second-order cone program (SOCP) relaxation is utilized to transform the original nonconvex programming problem into the convex programming problem, thus which can be easily solved by using MOSEK. Finally, simulation studies are conducted on a modified IEEE 33 distribution network and a 15-nodes gas network, which demonstrate that the proposed method could get the global optimal solution quickly and effectively.

Original languageEnglish
Title of host publicationProceedings of the 30th Chinese Control and Decision Conference, CCDC 2018
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages5085-5089
Number of pages5
ISBN (Electronic)9781538612439
DOIs
StatePublished - 6 Jul 2018
Externally publishedYes
Event30th Chinese Control and Decision Conference, CCDC 2018 - Shenyang, China
Duration: 9 Jun 201811 Jun 2018

Publication series

NameProceedings of the 30th Chinese Control and Decision Conference, CCDC 2018

Conference

Conference30th Chinese Control and Decision Conference, CCDC 2018
Country/TerritoryChina
CityShenyang
Period9/06/1811/06/18

Keywords

  • Global optimal solution
  • Integrated energy system
  • Optimal energy flow
  • Second-order cone program

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