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Experimental based investigation of automatic safe stoppage in brash ice and open water

  • Aalto University

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

Abstract

Advancing autonomous ship technology, this paper focuses on automatic emergency stoppage operation. A specialized miniature copy of an icebreaker, equipped with relevant sensors for obstacle detection, is used for testing control algorithms for emergency stopping and speed reversal. In specific reversing azimuth propulsors 180o, azimuth propulsors speed reversing, and a hybrid approach was tested. In this way, non-linear behaviors were studied through physical tests in the Aalto Ice and Wave Tank, highlighting novel pathways for research in emergency stopping in a variety of ice operations and scenarios.
Original languageEnglish
Title of host publicationProceedings of the 35th International Ocean and Polar Engineering Conference, 2025
EditorsJin S. Chung, Shiqiang Yan, Igor Buzin, Ivana Kubat, Frank K Lim, Bor-Feng Peng, Ali Reza, Suak Ho Van, Decheng Wan, Satoru Yamaguchi
PublisherInternational Society of Offshore and Polar Engineers
Pages2197-2202
Number of pages6
ISBN (Electronic)978-1-880653-74-6
Publication statusPublished - 2025
MoE publication typeA4 Conference publication
EventInternational Ocean and Polar Engineering Conference - Seoul/Goyang, Korea, Republic of
Duration: 1 Jun 20256 Jun 2025
Conference number: 35

Publication series

NameProceedings of the International Offshore and Polar Engineering Conference
ISSN (Print)1098-6189

Conference

ConferenceInternational Ocean and Polar Engineering Conference
Abbreviated titleISOPE
Country/TerritoryKorea, Republic of
CitySeoul/Goyang
Period01/06/202506/06/2025

Funding

The conducted research has been supported by Merenkulunsäätiö research fund and GYROSCOPE project funded by Research Council of Finland under grant number 1353060.

Keywords

  • emergency stopping
  • ice operations
  • maritime autonomy
  • Emergency stopping
  • Ice operations; Maritime autonomy

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