TURBOMACHINE, TELLE QU'UN TURBOREACTEUR OU UN TURBOPROPULSEUR D'AVION

The invention relates to a turbine engine, such as an aircraft turbofan or a turboprop engine, including a fan casing (10) having a substantially cylindrical wall (12) surrounding the blades of the fan, and at least two annular acoustic insulation panels (18, 20) mounted radially inside said wall (1...

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Bibliographic Details
Main Authors PLANTE ROMAIN, SONOIS GEROME, GALIANO JEREMY, ROGNIN FLORENT
Format Patent
LanguageFrench
Published 30.06.2017
Subjects
AIR INTAKES FOR JET-PROPULSION PLANTS
BLASTING
COMBUSTION ENGINES
CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
GAS-TURBINE PLANTS
HEATING
HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
LIGHTING
MECHANICAL ENGINEERING
WEAPONS
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Summary:The invention relates to a turbine engine, such as an aircraft turbofan or a turboprop engine, including a fan casing (10) having a substantially cylindrical wall (12) surrounding the blades of the fan, and at least two annular acoustic insulation panels (18, 20) mounted radially inside said wall (12), a first panel (18) being mounted upstream of the fan, a second panel (20) being located downstream of the first panel (18) and supporting an inner layer (42) of abradable material located opposite the radially outer ends of the blades of the fan, characterised in that the two annular panels (18, 20) form a single structural unit.
Bibliography:Application Number: FR20130052353