Fault State Operation Analysis for Offshore Wind Farm with Ring-Topology Collector System: An OPF and Topology Optimization Method

  • Bangyan Wang
  • , Xiuli Wang
  • , Zhenzi Song
  • , Likai Zhang
  • , Shuai Wang
  • , Chaoshan Xin

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

1 Scopus citations

Abstract

With offshore wind power developing rapidly, ring-topology collector system is proposed because it has a significant advantage of reliability. But its fault state operation is hard to analyze due to the flexibility of power flow and breaker configuration. This paper proposes a novel method to analyze the fault state operation of ring topology. First, a simplified linear power flow model is derived to describe power flow distribution. Then, the coupling constraints between the branches are constructed to describe the branch breaking caused by the fault. Finally, an operation optimization model is built to reach the best topology and minimum power shedding. The proposed method is tested with cases of complex ring topology, and the results show the effectiveness of the approach and the accuracy of the power flow model.

Original languageEnglish
Title of host publication5th IEEE Conference on Energy Internet and Energy System Integration
Subtitle of host publicationEnergy Internet for Carbon Neutrality, EI2 2021
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages119-124
Number of pages6
ISBN (Electronic)9781665434256
DOIs
StatePublished - 2021
Event5th IEEE Conference on Energy Internet and Energy System Integration, EI2 2021 - Taiyuan, China
Duration: 22 Oct 202125 Oct 2021

Publication series

Name5th IEEE Conference on Energy Internet and Energy System Integration: Energy Internet for Carbon Neutrality, EI2 2021

Conference

Conference5th IEEE Conference on Energy Internet and Energy System Integration, EI2 2021
Country/TerritoryChina
CityTaiyuan
Period22/10/2125/10/21

Keywords

  • collector system
  • fault state
  • linear power flow
  • offshore wind power
  • ring topology

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