Rocks & mirror

WÄRTSILÄ
Encyclopedia of Marine and Energy Technology

S

696 results

Short circuit

energy

Usually due to a fault, current is allowed to flow along an unintended path.

Short international voyage

marine

An international voyage in the course of which a ship is not more than 200 miles from a port or place where the passengers and crew could be placed safely.

Short-term exposure limit

energy

A short-term exposure limit (STEL) is the acceptable average exposure over a short period of time, usually 15 minutes as long as the time-weighted average is not exceeded.

Short-term forecast errors

energy

Errors introduced by less than accurate weather forecasting which affects the load forecasting and accurate commitment especially in renewable power generation such as wind and solar power.

Shredder

marine

A tool or machine that is used for cutting things into very small pieces.

Shrouded propeller

marine

A propeller fitted within a duct or nozzle in order to improve its efficiency.

Shuttle tanker

marine

A tanker intended to carry oil from shelf fi elds not accessible to pipeline systems.

Shuttle tanker NAVION BRITANNIA

marine

Delivered in 1998 by Astilleros Espanoles, the 126,650dwt vessel is a twin-skeg, twin screw shuttle tanker.

Side plate

marine

A part of a hatch cover; the vertical plate forming the outer edge of each panel.

Side support stowage system

marine

A system to stow 20 feet containers into 40 feet cell guides. The containers are connected in the 20 feet gap with double stacking cones in a transverse direction.

Side-loading system of CALA PIANO

marine

The 11,550dwt reefer vessel CALA PIANO is equipped with the twin side loading system to handle underdeck palletised cargo.

Side-loading systems

marine

Cargo handling systems used for pallets and paper rolls. Usually a side-loading system consists of elevators and a side door.

Side-loading vessels

marine

Vessels equipped with a side-loading system are normally purposebuilt for specific trade or cargo.

Side-rolling covers of the ore carrier PEENE ORE

marine

The ore carrier PEENE ORE can transport 322,000 tonnes of ore with stowage factor of 19.7 ft3 /long ton.

Sideshifter, sideloader

marine

Cargo handling equipment used on reefer ships and paper carriers.

Sideshorings

marine

Usually aluminium panels used to support palletized cargo in order to reduce damage.

Side-thrust effect

marine

When a ship is sailing, the propeller blades bite more in their lowermost position than in their uppermost position.

Side-wall craft

marine

An air-cushion vehicle whose walls extending along the sides are permanently immersed hard structures.

Siemens-Schottel Propulsor (SSP)

marine

Podded propulsion unit developed by Siemens and Schottel.

Sievert

energy

The Sievert is a derived unit of ionizing radiation dose in the International System of Units and is a measure of the health effect of low levels of ionizing radiation on the human body.

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