122 Results
  • IBC Code

    see International Bulk Chemical Code.

  • Ice belt

    The ice-strengthened area of the shell plating, usually divided into the forward region, the midship region and...

  • Ice class

    A class notation given to vessels, which have additional strengthening to enable them to operate in ice bound regions.

  • Ice class rules

    For the operation in the Baltic, the Finnish-Swedish Ice Class Rules (FSICR) and the Russian Maritime Register...

  • Ice strengthening

    Ships intended for navigation in ice conditions are specially reinforced. Ice strengthening concerns the side shell...

  • Ice thickness

    Temperature in the Baltic, typically –15°C. Temperature in the Artic, down to –40°C.

  • Icebreaker

    A vessel used for keeping a navigable passage open through ice. Icebreakers are grouped in ice classes according...

  • Icebreaker/offshore vessel BOTNICA

    Finland is entirely dependent on icebreakers to keep its trade routes open in winter. Icebreakers are normally...

  • Icebreaking PSV VITUS BERING

    VITUS BERING is the icebreaking platform supply and emergency rescue vessel built by Arctech shipyard at Helsinki...


    An azimuthing, pulling thruster developed by Wärtsilä and designed to 1A Super Ice Class or higher standards.

  • Icing

    Icing caused by freezing sea spray or snow forming a layer of ice on deck and superstructure when operating in...

  • Icon

    A graphic symbol.

  • I-core panels

    Laser-welded sandwich panels, developed by Macor Neptun and Meyer Werft, used as a deck construction material.

  • Ignition

    The setting on fire of an explosive mixture, usually within an engine cylinder.

  • Ignition delay

    The period between the beginning of fuel injection into an engine cylinder and the begining of combustion.

  • Illuminance

    The amount of light falling on an object or surface. Illuminance is measured in units of Lux (lm/m2).

  • Immersion

    The change in draught resulting from the addition or removal of the particular mass. In SI system it is called...

  • Immersion suit, also survival suit

    A protective suit that reduces the body heat-loss of a person wearing it in cold water, e.g. when rescuing someone...

  • IMO

    see International Maritime Organization.

  • IMO Instruments

    Conventions and other mandatory documents such as codes referred to in conventions.

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