geared engine

См. также в других словарях:

• geared engine — An engine that has reduction gears for driving the propeller. A geared engine helps to keep propeller RPM within limits while permitting higher engine speeds for greater power output. Geared engines are utilized both on reciprocating and turbine… …   Aviation dictionary

• geared-fan engine — A type of turbofan that has reduction gears between the fan and the first stage of the gas generator compressor. Reduction gears help reduce fan speed to subsonic levels while permitting the compressor to operate at more efficient higher speeds.… …   Aviation dictionary

• geared propeller — An aircraft propeller that is driven from the crankshaft through a set of reduction gears. The engine is allowed to operate at its most efficient speed, while the propeller rotates at speeds where the tips remain subsonic. See geared engine …   Aviation dictionary

• Geared steam locomotive — A geared steam locomotive is a type of steam locomotive which uses reduction gearing in the drivetrain, as opposed to the common directly driven design.The locomotives use conventional adhesion to provide traction and therefore should not be… …   Wikipedia

• engine lathe — noun : a screw cutting lathe equipped with a back geared cone driven headstock or with a headstock of the geared head type …   Useful english dictionary

• Marine steam engine — Period cut away diagram of a triple expansion steam engine installation, circa 1918 A marine steam engine is a reciprocating steam engine that is used to power a ship or boat. Steam turbines and diesel engines largely replaced reciprocating steam …   Wikipedia

• single-shaft turboprop engine — A turboprop engine in which the propeller reduction gears are driven by the same shaft that drives the compressor for the gas generator. See geared engine …   Aviation dictionary

• diesel engine — a compression ignition engine in which a spray of fuel, introduced into air compressed to a temperature of approximately 1000° F (538° C), ignites at a virtually constant pressure. Also called diesel. [1890 95] * * * Internal combustion engine in …   Universalium

• Aircraft diesel engine — Thielert Centurion aircraft diesel engine. The aircraft diesel engine or aero diesel has not been widely used as an aircraft engine. Diesel engines were used in airships and were tried in aircraft in the late 1920s …   Wikipedia

• Opposed-piston engine — This article is about existing engine designs. For the quite different concept proposed by Frank Stelzer, see Stelzer engine. Fairbanks Morse opposed piston diesel engines on the submarine USS Pampanito An opposed piston engine is a reciprocating …   Wikipedia

• Opposed piston engine — An opposed piston engine is one in which the cylinders are double ended, with a piston at each end and no cylinder head.ConfigurationsSome variations of the Opposed Piston or OP designs use a single crankshaft like the Doxford ship enginesCite… …   Wikipedia