Choose the first letter of the word sought or type the word you are searching for in the field above.
- ebb
- falling of tide from high to low with the tide flowing away from the land
- echo depth well
- a box in the double bottom which houses the transducer of the fathometer; it allows access to the transducer for maintenance
- echo sounder
- an electronic device which emits sound waves from a ships bottom to determine the depth of the water
- echo sounding
- checking the depth of water with an echo sounder
- economiser
- a kind of heat exchanger used to recover waste heat in the exhaust gases; it is usually placed after the exhaust gas boiler in a multi-stage heat recovery system; feed water is circulated through it to absorb the heat energy
- eddy
- a circular movement of water caused by obstruction in the flow of water or the meeting of opposite currents
- effective horsepower
- the power required to pull the ship through smooth water and still air without any propeller related complications; sometimes known as towrope horsepower; ehp for short
- electrode
- 1. electrical conductor by which electric current is passed into or out of a liquid or gas; 2. metal rod used for arc welding
- electrolyte
- liquid which allows electric current to pass through
- electroplating
- depositing of one thin layer of metal e.g. silver nickel etc. upon another by electrochemical processes; also known as electrodeposition
- emulsibility
- measures the ability of water-insoluble fluid to form an emulsion with water
- emulsification
- mixing of oil and water together to form emulsion
- emulsifier
- additive used to produce stable emulsion
- emulsion
- mixture of particles of one liquid in another; the particles are so fine that they remain in suspension and do not settle out
- engine room
- a machinery space where the main engine and its supporting machinery are sited
- engine seat
- a specially reinforced floors or plates on which the engine rests
- ensign
- the flag flown by a ship to indicate her nationality; national flag
- essential service
- of electrical power supply on board a ship it refers to emergency power supply to services that is essential to the safety of the ship and crew during a total power failure; essential service may include emergency lighting alarms communications etc.
- ETA
- estimated time of arrival
- ETC
- estimated time of completion
- ETD
- estimated time of departure
- even keel
- describes the condition of a ship when she is lying evenly in the fore and aft direction i.e. when there is zero trim
- exhaust gas boiler
- boiler that relies solely on exhaust gas generated by main engine to produce steam during voyage
- explosive limits
- the limits beyond which the vapour and air mixture cannot be ignited; these limits are known as lower explosive limit and upper explosive limit; the flammable range of petroleum products may be considered as between 1% to 10% per volume of the atmosphere
- extreme draught
- draught measured to the lowest projecting portion of a ship
- eye
- refers to a small hole or loop
