The ratio of the mass of a product volume to the mass of the equal volume of fresh water. For a product of limited solubility, the relative density indicates whether it floats on water or sinks, IBC Code).

The machinery comprising the compressor with a driving motor, and a condenser, if fitted, independent of any other refrigeration machinery for provision stores or the air conditioning plant.

One or more refrigeration units, together with the piping and ducting system as well as the equipment necessary for cooling and maintaining it at the required temperature.

Measure of fuel efficiency within a shaft reciprocating engine. It is the rate of fuel consumption divided by the power produced.

The observed power measured at the crankshaft or its equivalent, the engine being equipped only with the standard auxiliaries, necessary for its operation on the test bed.

Spaces dedicated for housing refrigerating machinery and the associated equipment.

A plate used to connect rigidly two or more structural elements, such as deck beam to frame, or bulkhead stiffener to the deck, usually of triangular shape.

Boxcooler is tube-type heat exchanger invented and built in the Netherlands. The first boxcoolers were used for river vessels.

A process in which the temperature of a space or its contents is reduced to below the one of their surroundings.

Spaces designed for the storage of perishable cargo. Refrigerated cargo spaces are intended to transport perishable cargo while refrigerated stores are intended to preserve perishable foods for shipboard use.

Fish processing vessels, fishing vessels, and mother ships of fishing fleet which are provided with facilities for freezing fish and their products.

A hollow girder or beam with a square or rectangular cross section.

An insulated shipping container designed to carry cargoes requiring temperature control. It is fitted with a refrigeration unit which is connected to the ship electrical supply.

A complete maintenance and refurbishing process usually requiring the equipment overhaul and repair, cleaning and painting.

A virtual line displayed on the radar screen separating the fairway for inbound and outbound vessels so that they can safely pass each other.

The monitoring and alarm system, which registers complete history of individual reefer containers, recording all important parameters and storing the data in a log file.

The hybrid reefer/container vessel CARMEL ECOFRESH, built by the Portuguese shipyard Estaleiros Navais de Viana do Castelo, is fitted with the first Wärtsilä Sulzer RT-flex60C main engine.

A lateral thruster fitted in an athwartships tunnel near the bow to improve manoeuvrability. When the bow thruster is used while the vessel is moving forward the thrust is partially counteracted by a vacuum...

A vessel designed to carry goods requiring specific climatic conditions during transport, such as meat, fruit and fish.

In August 2002, Seatrade Groningen took delivery of the innovative reefer vessel LOMBOK STRAIT built by CSBC Taiwan.