Short-Circuit Fault Management in DC Electric Ship Propulsion System: Protection Requirements, Review of Existing Technologies and Future Research Trends

Kuntal Satpathi*, Abhisek Ukil, Josep Pou

*Corresponding author for this work

Research output: Journal Publications and ReviewsRGC 21 - Publication in refereed journalpeer-review

Abstract

Ease of integration of the variable speed diesel generators resulting in substantial reduction of the fuel consumption is the key motivation for the development of the dc shipboard power system (SPS). One of the impediments to the widespread adoption of the dc SPS, however, has been the lack of comprehensive fault management strategies during the short-circuit faults. Such strategies comprise of fault detection, fault isolation, and reconfiguration of dc SPS. In the existing literature, all these aspects of fault management are dealt independently and mostly assuming ideal conditions. All the strategies are of utmost importance and it is needed to study them under a common framework which is the aim of this paper. This paper starts with a brief discussion on the characteristics of dc SPS along with recent modeling techniques. Subsequently, this paper describes the short-circuit fault studies, fault characteristics, and protection requirements. Finally, this paper outlines the working principle, advantages, and limitations of the fault detection, isolation, and reconfiguration strategies developed for the dc power system and analyzes their suitability to the dc SPS. This paper is concluded by identifying the future research trends needed for the development of the short-circuit fault management strategies of dc SPS for critical marine missions. © 2017 IEEE.
Original languageEnglish
Pages (from-to)272-291
JournalIEEE Transactions on Transportation Electrification
Volume4
Issue number1
DOIs
Publication statusPublished - 28 Dec 2017
Externally publishedYes

Bibliographical note

Publication details (e.g. title, author(s), publication statuses and dates) are captured on an “AS IS” and “AS AVAILABLE” basis at the time of record harvesting from the data source. Suggestions for further amendments or supplementary information can be sent to [email protected].

Funding

Manuscript received September 3, 2017; revised November 23, 2017; accepted December 26, 2017. Date of publication December 29, 2017; date of current version February 5, 2018. This work was supported by the National Research Foundation Singapore through the Corporate Laboratory@University Scheme. (Corresponding authors: Kuntal Satpathi; Abhisek Ukil.) K. Satpathi and J. Pou are with the School of Electrical and Electronic Engineering, Nanyang Technological University, Singapore 639798 (e-mail: [email protected]; [email protected]).

Research Keywords

  • DC fault detection
  • dc fault isolation
  • dc fault studies
  • dc protection
  • dc shipboard power system (SPS)
  • fault-tolerant (FT) converters
  • platform supply vessel
  • ship reconfiguration

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