Rocks & mirror
WÄRTSILÄ
Encyclopedia of Marine and Energy Technology

C

620 results

Chain stopper, cable stopper

marine

A fitting used to secure the anchor chain when riding at anchor, thereby relieving the strain on the windlass, and also for securing the anchor in the housed position in thehawsepipe.

Chalking

marine

The formation of a sandy, powdery layer on the surface of a paint film caused by disintegration of one or more components of the film due to weather and sunlight (ultraviolet radiation).

Change control

energy

Change control within quality management systems (QMS) is a process used to ensure that changes to a product or system are introduced in a controlled and coordinated manner.

Change of Ownership (marine insurance)

marine

When a vessel changes ownership or Management, the policy on the ship is cancelled automatically in practice unless the insurer agrees to continue cover.

Channel bar

marine

A rolled bar with a U-shaped cross section.

Char

energy

Char is the solid material that remains after light gases (e.g. coal gas) and tar have been driven out or released from a carbonaceous material during the initial stage of combustion, which is known as carbonization, charring, devolatilization or pyrolysis.

Charcoal

energy

Charcoal is a lightweight black carbon residue produced by strongly heating wood (or other animal and plant materials) in minimal oxygen to remove all water and volatile constituents.

Charge air

marine

A quantity of fresh air supplied to a diesel engine cylinder prior to compression.

Charge cycle

energy

The process of charging a rechargeable battery and discharging it as required into a load.

Charging

marine

Filling of the engine cylinder with a charge of fresh air ready for compression.

Charles's law

energy

Charles's law (also known as the law of volumes) is an experimental gas law that describes how gases tend to expand when heated.

Chart

marine

1. A paper sheet or surface with a permanent record done by a recording instrument.

Chart area

marine

Part of the wheelhouse situated and equipped for adequate performance of voyage planning/plotting activities.

Chart recorder

energy

A chart recorder is an electromechanical device that records an electrical or mechanical input trend onto a piece of paper (the chart).

Chart room

marine

A separate room or part of the wheelhouse where charts are stored; also used for navigation.

Chart table/documentation workstation

marine

Workstation where voyages are planned; in case of lack or failure of the automatic visual position indicator, it serves for fixing and logging the ship position.

Charter party

marine

A written contract between the owner of a vessel and the person desiring to employ the vessel (charterer), setting forth the terms of the arrangement, freight rate and ports involved.

Charterer

marine

Cargo owner or another person/company who hires a ship for a particular voyage or a period of time.

Chartering

marine

To hire a ship to carry goods/cargo.

Chartering agent

marine

A shipbroker acting on behalf of charterer in negotiations about the chartering of a ship.

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