Rocks & mirror
WÄRTSILÄ
Encyclopedia of Marine and Energy Technology

5803 results

marine

Capsizing of COSTA CONCORDIA and fire of engine room on board CARNIVAL TRIUMPH show that hundred years after tragic sinking of the ocean liner TITANIC passenger ships are still not sufficiently safe.

marine

Handling of rig anchors is one of the most demanding and dangerous tasks performed in the marine service industry.

marine

Ametal can be made cathodic by electric connecting to a more anodic metal within the electrolyte.

marine

A type of electronic navigational chart (ENC) format. The S-57 digital chart is a vector format based on the S-57 object model.

marine

Paints which are supplied in two separate containers and which have to be mixed before use.

marine

Offshore cranes and other equipment doing subsea work are provided with AHC systems to ensure presicion in high sea states and extreme weather conditions. The essential function of AHC technology...

marine

A mechanical locking device at the corner of a container. Conventional twistlocks are locked and unlocked manually with operating rods.

marine

An unpredictable situation which is beyond the power of man. A natural event, not preventable by any human power, such as flood, storms, or lighting usually quoted as “force majeure”.

marine

The selection of the target vessels requiring a tracking procedure and the initiation of their tracking.

marine

A colourless, poisonous gas used with oxygen for oxy-acetylene metal welding or cutting.

marine

Twin-skeg afterbody can be highly beneficial on ships with full forms, especially when low draught or high beam-to-draught ratio is required.

marine

A boiler test to ensure that the safety valves can release steam fast enough to prevent the pressure rising by 10%. The main steam stop valve is closed during the test.

marine

The upper cargo stowage compartments or the space between any two adjacent decks.

marine

A portable ladder hinged to a platform attached to the side of a ship and which can be positioned to provide access between ship and shore. Telescopic accommodation ladder is used for covering a long distance between the vessel and port quay.

marine

In service, SCHIEHALION will operate above the field of four main drilling centres, secured by 14 anchor legs made up of 160-mm diameter studless chain and wire rope, fixed to anchor piles arranged within a 1650-m radius.

marine

Turret transfer system is designed to manage the production and service lines which pass through the central moonpool of the hull as it pivots around its central mooring point.

marine

A mooring turret is installed at the centre of the ship, where all anchoring lines terminate and around which the ship is free to make rotations, enabling it to select a favourable heading for the environment.

marine

The single point mooring system.

marine

A device providing a connection point between an offshore unit and the combined riser- and mooring- systems, allowing the unit to rotate around the turret (weather vane) without twisting the risers and mooring lines.

marine

A reversible electric motor which, through a system of gears, can be used to turn slowly a large diesel engine or steam turbine and gearbox assembly.