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Converter-based DC Distribution System Protection

  • Xianyong Feng
  • , Angelo Gattozzi
  • , Qing Xiong
  • , Shannon Strank
  • , Douglas Wardell
  • , Robert Hebner

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

3 Scopus citations

Abstract

Dc distribution systems are being widely adopted in many industrial, commercial and military energy systems such as commercial buildings, data centers, off-shore wind farms, and shipboard power systems. A dc distribution system can improve energy efficiency and reduce the size or weight of power systems. A typical dc distribution system like the ones mentioned include multiple power electronics converters, distributed capacitors, and short lines with low impedance. Thus, in case of a short circuit fault, the dc fault current increases extremely fast without zero-crossing. This is a great challenge for dc system protection. In addition, in-line series dc arc faults are also a potential threat that must be detected and localized to reduce the fire hazards. This paper presents a comprehensive protection approach leveraging the converter fault current limiting function as well as an advanced fault localization approach to achieve reliable fault detection, localization, and isolation. Numerical simulation and experimental tests are used to validate the effectiveness of the proposed method.

Original languageEnglish
Title of host publication2018 IEEE Industry Applications Society Annual Meeting, IAS 2018
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9781538645369
DOIs
StatePublished - 26 Nov 2018
Event2018 IEEE Industry Applications Society Annual Meeting, IAS 2018 - Portland, United States
Duration: 23 Sep 201827 Sep 2018

Publication series

Name2018 IEEE Industry Applications Society Annual Meeting, IAS 2018

Conference

Conference2018 IEEE Industry Applications Society Annual Meeting, IAS 2018
Country/TerritoryUnited States
CityPortland
Period23/09/1827/09/18

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 7 - Affordable and Clean Energy
    SDG 7 Affordable and Clean Energy

Keywords

  • Ac distribution system
  • Fault current limiting
  • Fault detection
  • Fault localization
  • Series arc
  • Short-circuit fault

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