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World’s Most Powerful Icebreaker Sets Off for Sea Trials

  • The nuclear-powered icebreaker 22220 Design “Sibir“ has set off for sea trials in the Gulf of Finland, Russia’s United Shipbuilding Corporation reports:

    During the coming three weeks, the team comprising Baltic Shipyard specialists and representatives of the yard’s contractors will be testing the vessel mechanisms and equipment.

    The aggregates to be tested include the steam turbine, the electric propulsion systems, the shafting, the anchor and the steering gear.

    The speed and maneuvering characteristics of the vessels as well as the navigation and communication systems will be checked up.

    The 22220 Design is the world’s most powerful icebreaker. The vessels built to this project will be deployed mainly to provide round the year assistance to commercial shipping in the Western Arctic.

    Technical details of Project 22220:

    • Deep displacement: 33,540 tons
    • Length overall: 173.3 m
    • Beam overall: 34 m
    • Amidships height to upper deck: 15.2 m
    • Draft on design waterline: 10.5 m
    • Minimum operating draft: 8.55 m
    • Maximum operating ice thickness: 2.8 m
    • Nuclear power plant includes the RITM-200 reactor unit with a capacity: 175 MW
    • Steam turbine unit with an output: 72 MW
    • Crew: 75 persons
    • Life cycle: 40 years.

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