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PROPELLER REDUCTION GEAR [4 records]

Record 1 2019-02-20

English

Subject field(s)
  • Propulsion of Water-Craft
CONT

A main reduction gear(MRG) is a critical element of a ship's propulsion system, the function of which is to connect a ship's engine to its propeller shaft.

French

Domaine(s)
  • Propulsion des bateaux

Spanish

Save record 1

Record 2 2017-03-31

English

Subject field(s)
  • Aircraft Propulsion Systems
  • Aeronautical Engineering and Maintenance
CONT

The T56 is a single shaft, modular design, turboprop engine with a 14-stage axial flow compressor driven by a four-stage turbine unit. The gearbox has two stages of gear reduction, features a propeller brake and is connected to the power section by a torquemeter assembly.

French

Domaine(s)
  • Propulsion des aéronefs
  • Aérotechnique et maintenance
CONT

Le moteur entraîne le réducteur (reduction gear assembly) par le système couplemètre (torquemeter assembly) qui est composé essentiellement d'un arbre [en] acier qui subit un effort de torsion et accepte une déflexion maximum de 9 [degré].

Key term(s)
  • ensemble couplemètre

Spanish

Save record 2

Record 3 2007-04-12

English

Subject field(s)
  • Aircraft Propulsion Systems
CONT

Power plant characteristics : engine reliability; ease of maintenance and availability of original parts; manufacturer-approved maintenance shop in the area where the airplane will be used; possibility of outfitting the airplane with a two-or four-stroke engine; dual ignition(and the safety it provides) ;a gear-or belt-driven reduction gear system; propeller(type of material used in construction, number and pitch of blades).

French

Domaine(s)
  • Propulsion des aéronefs
CONT

Caractéristiques groupe motopropulseur : la fiabilité du moteur, la facilité d'entretien et celle d'achat de pièces d'origine; la présence d'un atelier d'entretien autorisé par le constructeur dans la région où sera utilisé l'appareil; la possibilité d'équiper l'appareil d'un moteur deux temps ou quatre temps, le principe du double allumage et la sécurité qu'il procure; le système de réduction de tours entre le moteur et l'hélice de type engrenages ou par courroie(s); l'hélice (le type de matériau utilisé pour la fabrication, le nombre de pales et leur angle de pas).

Spanish

Save record 3

Record 4 1985-10-22

English

Subject field(s)
  • Aircraft Propulsion Systems
DEF

A reduction gearing arrangement in which the propeller shaft is attached to an adapter holding several small planetary gears. These gears run between a sun gear and a ring gear, either of which may be driven by the crankshaft, and the other is fixed into the nose section. Planetary gears are efficient and do not reverse the direction of rotation between the two shafts.

French

Domaine(s)
  • Propulsion des aéronefs
Key term(s)
  • engrenage planétaire

Spanish

Save record 4

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