S

374 Results
  • SCOT concept

    The SCOT (safety chemical oil tanker) initiative is a response to the tonnage replacement demand resulting from...

  • Scraper ring

    A piston ring fi tted at the lower end of a piston. It is used to remove excess quantities of lubricating oil from...

  • Screen plate

    A metal plate of heat resisting steel, through which the superheater tubes of a boiler pass.

  • Screw aperture

    The opening aft of the stern frame in which the propeller rotates.

  • Screw down non-return valve

    A valve with a disc not attached to the spindle. The disc must have wings or guide to ensure it seats correctly...

  • Screw effect

    A sideways thrust which results from the propeller rotation and affects the steering of a ship. It is most noticeable...

  • Screw lift valve

    A valve with a disc attached to the spindle. It gets fixed in any position set by moving the spindle.

  • Scrubber, scrubbing tower

    A cleaning chamber in an inert gas plant. The purpose of the scrubber is to cool the flue gas and remove most of...

  • Scum valve

    A boiler mounting used to remove scum from the water surface. A shallow dish is positioned at the normal water...

  • Scuppers

    Drains from decks to carry off accumulations of rainwater, condensation or seawater.

  • Scuttle

    A small circular or oval opening in a deck or elsewhere, usually fitted with a cover or lid or a door for access...

  • Sea Axe

    The Sea Axe, also referred to as axe bow, is a new ship type developed by professor Keunig from the University...

  • Sea chest, sea inlet box

    An enclosure, attached to the inside of the underwater shell and open to the sea, fitted with a portable strainer...

  • Sea island

    A pier structure without a direct connection to the shore at which tankers can berth. Berthing can take place either...

  • Sea margin

    A provision for an increased resistance caused by wind, sea state, fouling of hull andpropeller, shallow water...

  • Sea state monitoring systems, wave monitoring systems

    Radar–based systems to determine the exact sea state around the ship in order to avoid hull and cargo damage caused...

  • Sea suction

    The aperture through which sea water is drawn or the part of a pumping system which admits seawater into it.

  • Sea Trial Program

    Sea trials are carried out after the dock tests to demonstrate proper operation of the main and auxiliary machinery...

  • SEA-Arrow bow (Sharp Entrance Angle bow as an Arrow)

    The new shape of LPG carrier bow developped by Kawasaki Shipbuilding in order to decrease wave resistance at the...

  • Seafarer

    A person who works on ships for a living.

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