Cooling device for the primary nozzle of a dual-flow...

F - Mech Eng,Light,Heat,Weapons – 02 – K

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

F02K 1/82 (2006.01)

Patent

CA 2564508

The invention relates to a dual-flow (4, 5) turbojet engine (1) comprising an engine (3) which is disposed in a nacelle (2) and is provided with case which defines jointly with the said nacelle an annular passage through which a secondary flow (5) supplied by a fan (3a) placed upstream of the engine can flow, a primary nozzle (6) which is fixed to the case downstream of the engine, an internal wall (9) for guiding the main hot flow (4) supplied by the engine and an external wall (10) contacting the secondary flow. Said invention is characterised in that sound attenuating means (43) is provided for at least one part of the internal wall and the external wall is provided with means for cooling said internal wall.

La présente invention se rapport à un turboréacteur (1) à double flux (4, 5) comprenant un moteur (3) logé dans une nacelle (2), ledit moteur comportant un carter définissant avec la nacelle un passage annulaire dans lequel peut s'écouler un flux secondaire (5) délivré par une soufflante (3a) située en amont du moteur, une tuyère primaire (6) étant fixée sur le carter en aval du moteur et comportant, d'une part, une paroi interne (9) apte à canaliser un flux principal chaud (4) délivré par le moteur, et d'autre part, une paroi externe (10) au contact du flux secondaire, caractérisé en ce que des moyens d'atténuation acoustique (43) équipent au moins une partie de la paroi interne, et en ce que la paroi externe comporte des moyens pour refroidir la paroi interne.

LandOfFree

Say what you really think

Search LandOfFree.com for Canadian inventors and patents. Rate them and share your experience with other people.

Rating

Cooling device for the primary nozzle of a dual-flow... does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Cooling device for the primary nozzle of a dual-flow..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Cooling device for the primary nozzle of a dual-flow... will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFCA-PAI-O-1734491

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.