A propeller drive system similar to the lower part of an outboard motor extending below the hull of a larger power boat or yacht, but driven by an engine mounted within the hull. Unlike a fixed propeller (but like an outboard), the boat may be steered by twisting the drive.
Related Terms |
SAFETY CONTROL
Device to stop unit, equipment or system if unsafe pressure and/or temperatures and/or dangerous conditions are reached.
|
ASME SECTION I
Power Boilers.
|
AGGLOMERATION
The potential of the system for particle attraction and adhesion.
|
REMOTE REFRIGERATING SYSTEM
Refrigerating system in which condensing unit is away from space to be cooled.
|
CROWN
The top of the piston in an internal combustion engine above the fire ring, exposed to direct flame impingement.
|
REFRIGERATING CAPACITY
The ability of a system to remove heat as compared with the cooling effect produced by melting of ice.
|
ADIABATIC PROCESS
A thermo-dynamic process in which no heat is extracted from or added to the system of the process.
|
DEPOSITS
Oil-insoluble materials that result from oxidation and decomposition of lube oil and contamination from external sources and engine blow-by. These can settle out on machine or engine parts. Examples are sludge, varnish, lacquer and carbon.
|
RUNNING TIME
Amount of time an unit, equipment or system is run per hour or per 24 hours.
|
ACID CONDITION IN SYSTEM
Condition in which refrigerant or oil in a system, is mixed with vapor and fluids that are acidic in nature.
|
